Built 2026-10-19 (19 October 2026)

Calhoun Falls Weather Records (USC00381277)

Record envelope, standing records and threshold days for Calhoun Falls (USC00381277), South Carolina, United States, with 128 years of record.

Key Facts for Calhoun Falls

  • Calhoun Falls (USC00381277) is a weather station in South Carolina, United States at 34.09 latitude and -82.59 longitude, 162 m (530 ft) above sea level.
  • The station reports from 1899 to 2026, 128 years of record.
  • 1,464 records set at Calhoun Falls still stand.
  • Records are tracked for tmax, tmin, prcp, snow, snwd: an element needs 30 years of data to be eligible.
  • Calhoun Falls set a daily record low maximum temperature of 23.9 C (75.0 F) on 25 July 2026.

About the Station

  • Location: South Carolina, United States, 34.09 latitude, -82.59 longitude.
  • Elevation: 162 m (530 ft).
  • Period of record: 1899 to 2026, 128 years.
  • Eligible elements: tmax, tmin, prcp, snow, snwd.

Daily Record Envelope and 2026

3 days at or beyond a record
Daily record high and record low at Calhoun Falls, with 2026 drawn through them The band shows the record high and record low for each calendar day at Calhoun Falls. The lines show the 2026 daily maximum and minimum. 3 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -200204060 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Calhoun Falls. The lines show the 2026 daily maximum and minimum. 3 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Calhoun Falls, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan29.4 C (84.9 F)-18.9 C (-2.0 F)24.4 C (75.9 F)-9.4 C (15.1 F)
Feb28.3 C (82.9 F)-15.0 C (5.0 F)27.2 C (81.0 F)-9.4 C (15.1 F)
Mar33.3 C (91.9 F)-12.2 C (10.0 F)30.0 C (86.0 F)-1.7 C (28.9 F)
Apr36.1 C (97.0 F)-3.3 C (26.1 F)31.1 C (88.0 F)3.9 C (39.0 F)
May38.9 C (102.0 F)1.1 C (34.0 F)32.8 C (91.0 F)7.2 C (45.0 F)
Jun41.1 C (106.0 F)7.2 C (45.0 F)34.4 C (93.9 F)11.7 C (53.1 F)
Jul42.8 C (109.0 F)10.6 C (51.1 F)36.1 C (97.0 F)19.4 C (66.9 F)
Aug42.8 C (109.0 F)10.6 C (51.1 F)37.2 C (99.0 F)18.9 C (66.0 F)
Sep43.9 C (111.0 F)1.7 C (35.1 F)31.1 C (88.0 F)17.8 C (64.0 F)
Oct37.8 C (100.0 F)-5.0 C (23.0 F)n/an/a
Nov30.6 C (87.1 F)-12.2 C (10.0 F)n/an/a
Dec30.0 C (86.0 F)-16.7 C (1.9 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Calhoun Falls by the year they were set 1,464 records at Calhoun Falls still stand. 1925 holds the most, with 47. 02040601917: 271918: 221919: 151920: 201921: 101922: 71923: 81924: 161925: 471926: 241927: 321928: 121929: 171930: 201931: 251932: 451933: 251934: 91935: 131936: 151937: 171938: 61939: 71940: 201941: 91942: 91943: 351944: 281945: 221946: 81947: 151948: 141949: 281950: 91951: 151952: 181953: 101954: 231955: 141956: 121957: 141958: 161959: 31960: 171961: 151962: 91963: 151964: 101965: 81966: 101967: 251968: 131969: 51970: 151971: 161972: 141973: 81974: 161975: 61976: 181977: 171978: 41979: 121980: 151981: 21982: 81983: 151984: 171985: 171986: 131987: 11988: 71989: 151990: 61991: 141992: 71993: 121994: 81995: 71996: 91997: 261998: 101999: 72000: 82001: 62002: 102003: 82004: 192005: 12006: 32007: 102008: 52009: 52010: 112011: 82012: 52013: 82014: 52015: 152016: 72017: 122018: 102019: 142020: 122021: 62022: 72023: 52024: 72025: 152026: 121917192819391950196119721983199420052016
1,464 records at Calhoun Falls still stand. 1925 holds the most, with 47.
Standing records at Calhoun Falls by the year they were set
Year setStanding records
191727
191822
191915
192020
192110
19227
19238
192416
192547
192624
192732
192812
192917
193020
193125
193245
193325
19349
193513
193615
193717
19386
19397
194020
19419
19429
194335
194428
194522
19468
194715
194814
194928
19509
195115
195218
195310
195423
195514
195612
195714
195816
19593
196017
196115
19629
196315
196410
19658
196610
196725
196813
19695
197015
197116
197214
19738
197416
19756
197618
197717
19784
197912
198015
19812
19828
198315
198417
198517
198613
19871
19887
198915
19906
199114
19927
199312
19948
19957
19969
199726
199810
19997
20008
20016
200210
20038
200419
20051
20063
200710
20085
20095
201011
20118
20125
20138
20145
201515
20167
201712
201810
201914
202012
20216
20227
20235
20247
202515
202612

All-Time Record Progression

6 new records
When Calhoun Falls set new all-time records 6 all-time records were set at Calhoun Falls between 13 August 1940 and 17 July 1991. Each dot is a new record. Record daily precipitationRecord high minimum temperatureRecord low maximum temperatureRecord daily snowfall13 August 1940: Record daily precipitation 179.3 mm (7.1 in)27 June 1949: Record high minimum temperature 30.0 C (86.0 F)18 February 1958: Record low maximum temperature -6.1 C (21.0 F)10 February 1973: Record daily snowfall 17.8 cm (7.0 in)28 January 1986: Record low maximum temperature -6.7 C (19.9 F)17 July 1991: Record daily precipitation 198.1 mm (7.8 in)194019501960197019801990
6 all-time records were set at Calhoun Falls between 13 August 1940 and 17 July 1991. Each dot is a new record.
When Calhoun Falls set new all-time records
DateKindDetail
1940-08-13Record daily precipitationRecord daily precipitation 179.3 mm (7.1 in)
1949-06-27Record high minimum temperatureRecord high minimum temperature 30.0 C (86.0 F)
1958-02-18Record low maximum temperatureRecord low maximum temperature -6.1 C (21.0 F)
1973-02-10Record daily snowfallRecord daily snowfall 17.8 cm (7.0 in)
1986-01-28Record low maximum temperatureRecord low maximum temperature -6.7 C (19.9 F)
1991-07-17Record daily precipitationRecord daily precipitation 198.1 mm (7.8 in)

Wettest Day of Each Month

Jul: 198.1 mm (7.8 in)
Record daily precipitation for each month at Calhoun Falls The wettest day on record for each calendar month at Calhoun Falls. The most was 198.1 mm (7.8 in) on 17 July 1991. 050100150200 Jan: 104.1 mm (4.1 in), 4 January 2023 Jan Feb: 91.9 mm (3.6 in), 14 February 1922 Feb Mar: 131.1 mm (5.2 in), 5 March 1929 Mar Apr: 96.3 mm (3.8 in), 16 April 1969 Apr May: 137.4 mm (5.4 in), 21 May 1901 May Jun: 121.7 mm (4.8 in), 29 June 1994 Jun Jul: 198.1 mm (7.8 in), 17 July 1991 Jul Aug: 179.3 mm (7.1 in), 13 August 1940 Aug Sep: 154.9 mm (6.1 in), 8 September 2004 Sep Oct: 142.2 mm (5.6 in), 2 October 1929 Oct Nov: 102.9 mm (4.1 in), 11 November 2009 Nov Dec: 133.4 mm (5.3 in), 23 December 2013 Dec
The wettest day on record for each calendar month at Calhoun Falls. The most was 198.1 mm (7.8 in) on 17 July 1991.
Record daily precipitation for each month at Calhoun Falls
MonthRecord daily precipitation (mm)Date
Jan104.1 mm (4.1 in)4 January 2023
Feb91.9 mm (3.6 in)14 February 1922
Mar131.1 mm (5.2 in)5 March 1929
Apr96.3 mm (3.8 in)16 April 1969
May137.4 mm (5.4 in)21 May 1901
Jun121.7 mm (4.8 in)29 June 1994
Jul198.1 mm (7.8 in)17 July 1991
Aug179.3 mm (7.1 in)13 August 1940
Sep154.9 mm (6.1 in)8 September 2004
Oct142.2 mm (5.6 in)2 October 1929
Nov102.9 mm (4.1 in)11 November 2009
Dec133.4 mm (5.3 in)23 December 2013

Period of Record Coverage

1917 to 2026
Days with data per year at Calhoun Falls 110 years of record at Calhoun Falls, 1917 to 2026. 10 years have data for under 90 percent of days and are left out of rankings: 1922, 1926, 1946, 1949, 1950, 1961, 1994, 1996 and others. 1917: 356 of 365 days1918: 356 of 365 days1919: 343 of 365 days1920: 358 of 366 days1921: 354 of 365 days1922: 323 of 365 days1923: 352 of 365 days1924: 356 of 366 days1925: 361 of 365 days1926: 321 of 365 days1927: 349 of 365 days1928: 352 of 366 days1929: 355 of 365 days1930: 365 of 365 days1931: 365 of 365 days1932: 366 of 366 days1933: 365 of 365 days1934: 365 of 365 days1935: 365 of 365 days1936: 364 of 366 days1937: 349 of 365 days1938: 353 of 365 days1939: 365 of 365 days1940: 363 of 366 days1941: 365 of 365 days1942: 355 of 365 days1943: 362 of 365 days1944: 366 of 366 days1945: 365 of 365 days1946: 307 of 365 days1947: 363 of 365 days1948: 365 of 366 days1949: 279 of 365 days1950: 160 of 365 days1951: 361 of 365 days1952: 356 of 366 days1953: 365 of 365 days1954: 364 of 365 days1955: 363 of 365 days1956: 365 of 366 days1957: 365 of 365 days1958: 365 of 365 days1959: 365 of 365 days1960: 363 of 366 days1961: 302 of 365 days1962: 364 of 365 days1963: 365 of 365 days1964: 365 of 366 days1965: 365 of 365 days1966: 365 of 365 days1967: 365 of 365 days1968: 366 of 366 days1969: 365 of 365 days1970: 364 of 365 days1971: 365 of 365 days1972: 366 of 366 days1973: 365 of 365 days1974: 364 of 365 days1975: 365 of 365 days1976: 366 of 366 days1977: 365 of 365 days1978: 360 of 365 days1979: 364 of 365 days1980: 365 of 366 days1981: 333 of 365 days1982: 356 of 365 days1983: 365 of 365 days1984: 360 of 366 days1985: 354 of 365 days1986: 351 of 365 days1987: 350 of 365 days1988: 358 of 366 days1989: 358 of 365 days1990: 351 of 365 days1991: 350 of 365 days1992: 353 of 366 days1993: 334 of 365 days1994: 320 of 365 days1995: 338 of 365 days1996: 327 of 366 days1997: 357 of 365 days1998: 356 of 365 days1999: 332 of 365 days2000: 353 of 366 days2001: 355 of 365 days2002: 359 of 365 days2003: 351 of 365 days2004: 328 of 366 days2005: 351 of 365 days2006: 358 of 365 days2007: 359 of 365 days2008: 360 of 366 days2009: 361 of 365 days2010: 353 of 365 days2011: 357 of 365 days2012: 352 of 366 days2013: 360 of 365 days2014: 365 of 365 days2015: 365 of 365 days2016: 366 of 366 days2017: 365 of 365 days2018: 365 of 365 days2019: 365 of 365 days2020: 366 of 366 days2021: 365 of 365 days2022: 365 of 365 days2023: 365 of 365 days2024: 364 of 366 days2025: 365 of 365 days2026: 245 of 365 days19201935195019651980199520102025
110 years of record at Calhoun Falls, 1917 to 2026. 10 years have data for under 90 percent of days and are left out of rankings: 1922, 1926, 1946, 1949, 1950, 1961, 1994, 1996 and others.
Days with data per year at Calhoun Falls
YearDays with dataShare of yearComplete
191735698%Yes
191835698%Yes
191934394%Yes
192035898%Yes
192135497%Yes
192232388%No
192335296%Yes
192435697%Yes
192536199%Yes
192632188%No
192734996%Yes
192835296%Yes
192935597%Yes
1930365100%Yes
1931365100%Yes
1932366100%Yes
1933365100%Yes
1934365100%Yes
1935365100%Yes
193636499%Yes
193734996%Yes
193835397%Yes
1939365100%Yes
194036399%Yes
1941365100%Yes
194235597%Yes
194336299%Yes
1944366100%Yes
1945365100%Yes
194630784%No
194736399%Yes
1948365100%Yes
194927976%No
195016044%No
195136199%Yes
195235697%Yes
1953365100%Yes
1954364100%Yes
195536399%Yes
1956365100%Yes
1957365100%Yes
1958365100%Yes
1959365100%Yes
196036399%Yes
196130283%No
1962364100%Yes
1963365100%Yes
1964365100%Yes
1965365100%Yes
1966365100%Yes
1967365100%Yes
1968366100%Yes
1969365100%Yes
1970364100%Yes
1971365100%Yes
1972366100%Yes
1973365100%Yes
1974364100%Yes
1975365100%Yes
1976366100%Yes
1977365100%Yes
197836099%Yes
1979364100%Yes
1980365100%Yes
198133391%Yes
198235698%Yes
1983365100%Yes
198436098%Yes
198535497%Yes
198635196%Yes
198735096%Yes
198835898%Yes
198935898%Yes
199035196%Yes
199135096%Yes
199235396%Yes
199333492%Yes
199432088%No
199533893%Yes
199632789%No
199735798%Yes
199835698%Yes
199933291%Yes
200035396%Yes
200135597%Yes
200235998%Yes
200335196%Yes
200432890%No
200535196%Yes
200635898%Yes
200735998%Yes
200836098%Yes
200936199%Yes
201035397%Yes
201135798%Yes
201235296%Yes
201336099%Yes
2014365100%Yes
2015365100%Yes
2016366100%Yes
2017365100%Yes
2018365100%Yes
2019365100%Yes
2020366100%Yes
2021365100%Yes
2022365100%Yes
2023365100%Yes
202436499%Yes
2025365100%Yes
202624567%No

Latest Records

20
Latest records at Calhoun Falls
DateStationRecordValueBeat old record byOld record stoodSignificance
25 July 2026Calhoun Falls, USdaily low max23.9 C (75.0 F)1.1 C (2.0 F)88 years39 of 100 (Notable)
12 June 2026Calhoun Falls, USdaily high min (Tie)22.8 C (73.0 F)tie40 years5 of 100 (Routine)
1 June 2026Calhoun Falls, USdaily low max20.0 C (68.0 F)1.7 C (3.1 F)20 years20 of 100 (Routine)
19 April 2026Calhoun Falls, USdaily high min (Tie)17.2 C (63.0 F)tie99 years9 of 100 (Routine)
23 March 2026Calhoun Falls, USdaily high max30.0 C (86.0 F)1.1 C (2.0 F)91 years38 of 100 (Notable)
12 March 2026Calhoun Falls, USdaily high min16.1 C (61.0 F)0.5 C (0.9 F)71 years31 of 100 (Routine)
10 March 2026Calhoun Falls, USdaily high min13.9 C (57.0 F)0.6 C (1.1 F)25 years18 of 100 (Routine)
9 March 2026Calhoun Falls, USdaily high min14.4 C (57.9 F)1.1 C (2.0 F)52 years27 of 100 (Routine)
8 March 2026Calhoun Falls, USdaily high min16.7 C (62.1 F)0.6 C (1.1 F)43 years23 of 100 (Routine)
21 February 2026Calhoun Falls, USdaily high max27.2 C (81.0 F)1.6 C (2.9 F)104 years42 of 100 (Notable)
20 February 2026Calhoun Falls, USdaily high min15.6 C (60.1 F)2.3 C (4.1 F)35 years24 of 100 (Routine)
20 February 2026Calhoun Falls, USdaily high max25.6 C (78.1 F)0.6 C (1.1 F)35 years21 of 100 (Routine)
1 February 2026Calhoun Falls, USdaily low max-1.7 C (28.9 F)1.1 C (2.0 F)90 years38 of 100 (Notable)
1 February 2026Calhoun Falls, USdaily snowfall8.9 cm (3.5 in)8.6 cm (3.4 in)19 years32 of 100 (Routine)
26 January 2026Calhoun Falls, USdaily snowfall0.5 cm (0.2 in)0.5 cm (0.2 in)108 years20 of 100 (Routine)
10 January 2026Calhoun Falls, USdaily high min16.1 C (61.0 F)2.8 C (5.0 F)88 years41 of 100 (Notable)
28 December 2025Calhoun Falls, USdaily high max (Tie)25.6 C (78.1 F)tie79 years8 of 100 (Routine)
23 November 2025Calhoun Falls, USdaily high max26.7 C (80.1 F)0.6 C (1.1 F)94 years39 of 100 (Notable)
29 October 2025Calhoun Falls, USdaily low max11.7 C (53.1 F)0.5 C (0.9 F)16 years16 of 100 (Routine)
28 October 2025Calhoun Falls, USdaily low max11.1 C (52.0 F)0.6 C (1.1 F)68 years31 of 100 (Routine)

Climate Trend

94 complete years, 1917 to 2025
Annual mean temperature at Calhoun Falls as warming stripes, 1917 to 2025 One stripe for each of 94 complete years at Calhoun Falls, 1917 to 2025. Blue stripes are years cooler than the station's own mean of 16.6 C (61.9 F); red stripes are warmer. The coolest year was 1997, at 14.9 C (58.9 F), and the warmest was 1945, at 18.3 C (64.9 F). The strongest colour marks a difference of 1.8 C (3.2 F). 1917: 15.9 C, -0.7 C from the station mean1919: 17.1 C, +0.5 C from the station mean1920: 15.5 C, -1.1 C from the station mean1921: 17.3 C, +0.6 C from the station mean1923: 16.4 C, -0.2 C from the station mean1924: 15.5 C, -1.2 C from the station mean1925: 17.2 C, +0.5 C from the station mean1927: 17.7 C, +1.0 C from the station mean1928: 16.4 C, -0.2 C from the station mean1929: 16.9 C, +0.3 C from the station mean1930: 16.9 C, +0.3 C from the station mean1931: 17.5 C, +0.9 C from the station mean1932: 18.2 C, +1.6 C from the station mean1933: 18.1 C, +1.5 C from the station mean1934: 16.6 C, 0.0 C from the station mean1935: 16.8 C, +0.2 C from the station mean1936: 17.2 C, +0.5 C from the station mean1939: 16.7 C, 0.0 C from the station mean1940: 15.7 C, -0.9 C from the station mean1941: 17.4 C, +0.8 C from the station mean1942: 16.9 C, +0.3 C from the station mean1943: 17.7 C, +1.1 C from the station mean1944: 17.9 C, +1.3 C from the station mean1945: 18.3 C, +1.7 C from the station mean1947: 16.7 C, +0.1 C from the station mean1948: 17.3 C, +0.7 C from the station mean1951: 16.0 C, -0.6 C from the station mean1952: 16.9 C, +0.3 C from the station mean1953: 17.0 C, +0.4 C from the station mean1954: 17.0 C, +0.4 C from the station mean1955: 16.6 C, 0.0 C from the station mean1956: 17.1 C, +0.5 C from the station mean1957: 16.9 C, +0.3 C from the station mean1958: 15.6 C, -1.0 C from the station mean1959: 16.6 C, 0.0 C from the station mean1960: 15.6 C, -1.1 C from the station mean1962: 16.3 C, -0.3 C from the station mean1963: 15.4 C, -1.3 C from the station mean1964: 15.7 C, -0.9 C from the station mean1965: 16.3 C, -0.3 C from the station mean1966: 15.4 C, -1.2 C from the station mean1967: 15.7 C, -1.0 C from the station mean1968: 15.5 C, -1.1 C from the station mean1969: 15.6 C, -1.0 C from the station mean1970: 16.2 C, -0.4 C from the station mean1971: 16.3 C, -0.4 C from the station mean1972: 16.0 C, -0.6 C from the station mean1973: 16.2 C, -0.4 C from the station mean1974: 16.6 C, -0.1 C from the station mean1975: 16.6 C, 0.0 C from the station mean1976: 15.5 C, -1.2 C from the station mean1977: 16.2 C, -0.4 C from the station mean1978: 16.0 C, -0.6 C from the station mean1979: 16.1 C, -0.6 C from the station mean1980: 16.5 C, -0.2 C from the station mean1983: 15.8 C, -0.8 C from the station mean1984: 16.4 C, -0.2 C from the station mean1985: 17.0 C, +0.3 C from the station mean1986: 17.4 C, +0.8 C from the station mean1987: 16.6 C, 0.0 C from the station mean1988: 15.9 C, -0.7 C from the station mean1989: 16.4 C, -0.3 C from the station mean1990: 17.9 C, +1.3 C from the station mean1991: 17.6 C, +1.0 C from the station mean1992: 16.2 C, -0.4 C from the station mean1995: 16.6 C, 0.0 C from the station mean1997: 14.9 C, -1.7 C from the station mean1998: 16.9 C, +0.3 C from the station mean1999: 16.6 C, 0.0 C from the station mean2000: 16.0 C, -0.6 C from the station mean2001: 16.5 C, -0.1 C from the station mean2002: 16.5 C, -0.1 C from the station mean2003: 16.5 C, -0.1 C from the station mean2005: 16.2 C, -0.4 C from the station mean2006: 16.6 C, 0.0 C from the station mean2007: 17.0 C, +0.4 C from the station mean2008: 16.2 C, -0.5 C from the station mean2009: 15.9 C, -0.7 C from the station mean2010: 16.4 C, -0.3 C from the station mean2011: 17.1 C, +0.5 C from the station mean2012: 17.5 C, +0.9 C from the station mean2013: 15.9 C, -0.8 C from the station mean2014: 15.9 C, -0.7 C from the station mean2015: 17.1 C, +0.4 C from the station mean2016: 17.7 C, +1.1 C from the station mean2017: 17.5 C, +0.9 C from the station mean2018: 17.0 C, +0.4 C from the station mean2019: 17.6 C, +1.0 C from the station mean2020: 17.1 C, +0.5 C from the station mean2021: 16.8 C, +0.2 C from the station mean2022: 16.8 C, +0.1 C from the station mean2023: 17.1 C, +0.5 C from the station mean2024: 17.6 C, +1.0 C from the station mean2025: 17.2 C, +0.6 C from the station mean19171930194019501960197019801990200020102020
One stripe for each of 94 complete years at Calhoun Falls, 1917 to 2025. Blue stripes are years cooler than the station's own mean of 16.6 C (61.9 F); red stripes are warmer. The coolest year was 1997, at 14.9 C (58.9 F), and the warmest was 1945, at 18.3 C (64.9 F). The strongest colour marks a difference of 1.8 C (3.2 F).
Annual mean temperature at Calhoun Falls as warming stripes, 1917 to 2025
YearAnnual mean temperatureDifference from the station mean
191715.9 C-0.71 C
191917.1 C+0.47 C
192015.5 C-1.13 C
192117.3 C+0.64 C
192316.4 C-0.23 C
192415.5 C-1.17 C
192517.2 C+0.54 C
192717.7 C+1.04 C
192816.4 C-0.24 C
192916.9 C+0.25 C
193016.9 C+0.26 C
193117.5 C+0.88 C
193218.2 C+1.55 C
193318.1 C+1.49 C
193416.6 C-0.03 C
193516.8 C+0.18 C
193617.2 C+0.54 C
193916.7 C+0.03 C
194015.7 C-0.93 C
194117.4 C+0.77 C
194216.9 C+0.30 C
194317.7 C+1.10 C
194417.9 C+1.26 C
194518.3 C+1.65 C
194716.7 C+0.07 C
194817.3 C+0.70 C
195116.0 C-0.60 C
195216.9 C+0.29 C
195317.0 C+0.36 C
195417.0 C+0.35 C
195516.6 C+0.01 C
195617.1 C+0.50 C
195716.9 C+0.29 C
195815.6 C-0.99 C
195916.6 C-0.03 C
196015.6 C-1.07 C
196216.3 C-0.34 C
196315.4 C-1.28 C
196415.7 C-0.93 C
196516.3 C-0.32 C
196615.4 C-1.22 C
196715.7 C-0.97 C
196815.5 C-1.12 C
196915.6 C-1.05 C
197016.2 C-0.40 C
197116.3 C-0.36 C
197216.0 C-0.61 C
197316.2 C-0.43 C
197416.6 C-0.08 C
197516.6 C+0.00 C
197615.5 C-1.18 C
197716.2 C-0.42 C
197816.0 C-0.59 C
197916.1 C-0.58 C
198016.5 C-0.18 C
198315.8 C-0.80 C
198416.4 C-0.24 C
198517.0 C+0.32 C
198617.4 C+0.77 C
198716.6 C-0.02 C
198815.9 C-0.69 C
198916.4 C-0.26 C
199017.9 C+1.28 C
199117.6 C+0.96 C
199216.2 C-0.42 C
199516.6 C-0.02 C
199714.9 C-1.71 C
199816.9 C+0.28 C
199916.6 C-0.01 C
200016.0 C-0.60 C
200116.5 C-0.10 C
200216.5 C-0.10 C
200316.5 C-0.14 C
200516.2 C-0.40 C
200616.6 C+0.01 C
200717.0 C+0.41 C
200816.2 C-0.48 C
200915.9 C-0.70 C
201016.4 C-0.28 C
201117.1 C+0.49 C
201217.5 C+0.86 C
201315.9 C-0.78 C
201415.9 C-0.70 C
201517.1 C+0.42 C
201617.7 C+1.08 C
201717.5 C+0.89 C
201817.0 C+0.37 C
201917.6 C+0.95 C
202017.1 C+0.47 C
202116.8 C+0.15 C
202216.8 C+0.13 C
202317.1 C+0.49 C
202417.6 C+0.99 C
202517.2 C+0.58 C

The fitted trend in annual mean temperature here over 1917 to 2025 is 0.00 C (-0.05 to 0.04) per decade. The interval includes zero, so the trend is not clearly different from zero. In Fahrenheit: -0.01 F (-0.09 to 0.08) per decade. The slope is a straight line fitted to 94 complete years; the brackets give its 95 percent interval.

Fitted temperature trends per decade at Calhoun Falls
MeasurePer decade (C)Per decade (F)PeriodComplete yearsReading
Annual mean temperature0.00 C (-0.05 to 0.04) per decade-0.01 F (-0.09 to 0.08) per decade1917 to 202594Not clearly different from zero
Mean daily maximum-0.08 C (-0.13 to -0.03) per decade-0.1 F (-0.2 to -0.1) per decade1917 to 202594Fall
Mean daily minimum0.07 C (0.01 to 0.13) per decade0.13 F (0.03 to 0.24) per decade1917 to 202594Rise

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1899 to 2026
Yearly extremes at Calhoun Falls: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)43.9 C (111.0 F)192537.8 C (100.0 F)110
Coldest night (TNn)-18.9 C (-2.0 F)1940-10.6 C (12.9 F)110
Wettest day (Rx1day)198.1 mm (7.8 in)199172.3 mm (2.8 in)128
Wettest five days (Rx5day)274.7 mm (10.8 in)1994113.5 mm (4.5 in)128
Longest dry spell (CDD)50 days192523 days128

Hottest day (TXx)

Hottest day (TXx) at Calhoun Falls by year The hottest day of the year at Calhoun Falls, 1899 to 2026. The record is 43.9 C (111.0 F) in 1925, marked on the chart; the median year is 37.8 C (100.0 F). 32.53537.54042.5451900192019401960198020002020Record: 43.9 C (111.0 F) in 1925
The hottest day of the year at Calhoun Falls, 1899 to 2026. The record is 43.9 C (111.0 F) in 1925, marked on the chart; the median year is 37.8 C (100.0 F).
Hottest day (TXx) at Calhoun Falls by year
YearHottest day (TXx)
1899n/a
1900n/a
1901n/a
1902n/a
1903n/a
1904n/a
1905n/a
1906n/a
1907n/a
1908n/a
1909n/a
1910n/a
1911n/a
1912n/a
1913n/a
1914n/a
1915n/a
1916n/a
191738.9 C (102.0 F)
191838.9 C (102.0 F)
191937.2 C (99.0 F)
192037.8 C (100.0 F)
192139.4 C (102.9 F)
192237.8 C (100.0 F)
192337.2 C (99.0 F)
192440.6 C (105.1 F)
192543.9 C (111.0 F)
192642.2 C (108.0 F)
192738.3 C (100.9 F)
192837.8 C (100.0 F)
192938.3 C (100.9 F)
193042.2 C (108.0 F)
193140.6 C (105.1 F)
193240.0 C (104.0 F)
193339.4 C (102.9 F)
193438.9 C (102.0 F)
193538.9 C (102.0 F)
193638.9 C (102.0 F)
193736.7 C (98.1 F)
193836.7 C (98.1 F)
193939.4 C (102.9 F)
194038.3 C (100.9 F)
194136.7 C (98.1 F)
194237.8 C (100.0 F)
194340.6 C (105.1 F)
194441.1 C (106.0 F)
194542.8 C (109.0 F)
194636.1 C (97.0 F)
194737.8 C (100.0 F)
194838.9 C (102.0 F)
194937.2 C (99.0 F)
195034.4 C (93.9 F)
195138.3 C (100.9 F)
195241.1 C (106.0 F)
195338.3 C (100.9 F)
195440.6 C (105.1 F)
195536.7 C (98.1 F)
195638.9 C (102.0 F)
195738.9 C (102.0 F)
195837.8 C (100.0 F)
195938.3 C (100.9 F)
196038.3 C (100.9 F)
196136.7 C (98.1 F)
196236.7 C (98.1 F)
196336.7 C (98.1 F)
196437.8 C (100.0 F)
196536.7 C (98.1 F)
196638.9 C (102.0 F)
196735.0 C (95.0 F)
196839.4 C (102.9 F)
196938.3 C (100.9 F)
197037.8 C (100.0 F)
197136.1 C (97.0 F)
197235.0 C (95.0 F)
197335.6 C (96.1 F)
197436.1 C (97.0 F)
197539.4 C (102.9 F)
197636.7 C (98.1 F)
197741.1 C (106.0 F)
197839.4 C (102.9 F)
197937.8 C (100.0 F)
198040.6 C (105.1 F)
198137.2 C (99.0 F)
198235.6 C (96.1 F)
198340.6 C (105.1 F)
198438.3 C (100.9 F)
198538.3 C (100.9 F)
198640.6 C (105.1 F)
198738.9 C (102.0 F)
198838.3 C (100.9 F)
198935.6 C (96.1 F)
199038.9 C (102.0 F)
199136.7 C (98.1 F)
199236.1 C (97.0 F)
199339.4 C (102.9 F)
199435.0 C (95.0 F)
199538.3 C (100.9 F)
199637.2 C (99.0 F)
199735.0 C (95.0 F)
199837.8 C (100.0 F)
199938.9 C (102.0 F)
200038.9 C (102.0 F)
200135.6 C (96.1 F)
200238.3 C (100.9 F)
200335.6 C (96.1 F)
200437.2 C (99.0 F)
200536.7 C (98.1 F)
200637.2 C (99.0 F)
200741.1 C (106.0 F)
200838.9 C (102.0 F)
200937.2 C (99.0 F)
201039.4 C (102.9 F)
201139.4 C (102.9 F)
201241.1 C (106.0 F)
201334.4 C (93.9 F)
201436.7 C (98.1 F)
201537.8 C (100.0 F)
201637.8 C (100.0 F)
201736.1 C (97.0 F)
201835.6 C (96.1 F)
201937.2 C (99.0 F)
202036.7 C (98.1 F)
202135.0 C (95.0 F)
202236.7 C (98.1 F)
202337.2 C (99.0 F)
202437.2 C (99.0 F)
202538.3 C (100.9 F)
202637.2 C (99.0 F)

Coldest night (TNn)

Coldest night (TNn) at Calhoun Falls by year The coldest night of the year at Calhoun Falls, 1899 to 2026. The record is -18.9 C (-2.0 F) in 1940, marked on the chart; the median year is -10.6 C (12.9 F). -20-15-10-501900192019401960198020002020Record: -18.9 C (-2.0 F) in 1940
The coldest night of the year at Calhoun Falls, 1899 to 2026. The record is -18.9 C (-2.0 F) in 1940, marked on the chart; the median year is -10.6 C (12.9 F).
Coldest night (TNn) at Calhoun Falls by year
YearColdest night (TNn)
1899n/a
1900n/a
1901n/a
1902n/a
1903n/a
1904n/a
1905n/a
1906n/a
1907n/a
1908n/a
1909n/a
1910n/a
1911n/a
1912n/a
1913n/a
1914n/a
1915n/a
1916n/a
1917-14.4 C (6.1 F)
1918-15.0 C (5.0 F)
1919-11.1 C (12.0 F)
1920-12.8 C (9.0 F)
1921-5.6 C (21.9 F)
1922-7.8 C (18.0 F)
1923-8.9 C (16.0 F)
1924-14.4 C (6.1 F)
1925-15.0 C (5.0 F)
1926-11.7 C (10.9 F)
1927-12.2 C (10.0 F)
1928-15.6 C (3.9 F)
1929-9.4 C (15.1 F)
1930-7.2 C (19.0 F)
1931-7.2 C (19.0 F)
1932-9.4 C (15.1 F)
1933-11.7 C (10.9 F)
1934-12.2 C (10.0 F)
1935-11.1 C (12.0 F)
1936-12.2 C (10.0 F)
1937-12.2 C (10.0 F)
1938-9.4 C (15.1 F)
1939-8.3 C (17.1 F)
1940-18.9 C (-2.0 F)
1941-6.7 C (19.9 F)
1942-11.7 C (10.9 F)
1943-11.7 C (10.9 F)
1944-9.4 C (15.1 F)
1945-10.0 C (14.0 F)
1946-11.1 C (12.0 F)
1947-11.7 C (10.9 F)
1948-12.8 C (9.0 F)
1949-6.1 C (21.0 F)
1950-12.2 C (10.0 F)
1951-10.6 C (12.9 F)
1952-8.3 C (17.1 F)
1953-11.7 C (10.9 F)
1954-7.8 C (18.0 F)
1955-11.1 C (12.0 F)
1956-7.8 C (18.0 F)
1957-12.2 C (10.0 F)
1958-15.0 C (5.0 F)
1959-12.8 C (9.0 F)
1960-12.2 C (10.0 F)
1961-9.4 C (15.1 F)
1962-16.7 C (1.9 F)
1963-13.3 C (8.1 F)
1964-10.6 C (12.9 F)
1965-7.8 C (18.0 F)
1966-17.8 C (0.0 F)
1967-12.2 C (10.0 F)
1968-8.3 C (17.1 F)
1969-11.1 C (12.0 F)
1970-15.6 C (3.9 F)
1971-11.1 C (12.0 F)
1972-10.6 C (12.9 F)
1973-11.1 C (12.0 F)
1974-8.9 C (16.0 F)
1975-10.6 C (12.9 F)
1976-11.1 C (12.0 F)
1977-13.3 C (8.1 F)
1978-10.6 C (12.9 F)
1979-8.9 C (16.0 F)
1980-12.2 C (10.0 F)
1981-10.0 C (14.0 F)
1982-12.8 C (9.0 F)
1983-15.0 C (5.0 F)
1984-10.0 C (14.0 F)
1985-18.9 C (-2.0 F)
1986-13.3 C (8.1 F)
1987-6.1 C (21.0 F)
1988-9.4 C (15.1 F)
1989-11.7 C (10.9 F)
1990-4.4 C (24.1 F)
1991-9.4 C (15.1 F)
1992-5.0 C (23.0 F)
1993-7.8 C (18.0 F)
1994-13.3 C (8.1 F)
1995-10.0 C (14.0 F)
1996-12.2 C (10.0 F)
1997-7.2 C (19.0 F)
1998-8.9 C (16.0 F)
1999-8.3 C (17.1 F)
2000-10.0 C (14.0 F)
2001-9.4 C (15.1 F)
2002-8.3 C (17.1 F)
2003-11.1 C (12.0 F)
2004-8.3 C (17.1 F)
2005-11.1 C (12.0 F)
2006-9.4 C (15.1 F)
2007-6.7 C (19.9 F)
2008-10.0 C (14.0 F)
2009-11.1 C (12.0 F)
2010-9.4 C (15.1 F)
2011-10.0 C (14.0 F)
2012-8.3 C (17.1 F)
2013-6.7 C (19.9 F)
2014-12.8 C (9.0 F)
2015-12.2 C (10.0 F)
2016-6.1 C (21.0 F)
2017-7.8 C (18.0 F)
2018-12.2 C (10.0 F)
2019-5.0 C (23.0 F)
2020-6.1 C (21.0 F)
2021-4.4 C (24.1 F)
2022-12.8 C (9.0 F)
2023-6.1 C (21.0 F)
2024-11.1 C (12.0 F)
2025-8.9 C (16.0 F)
2026-9.4 C (15.1 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Calhoun Falls by year The wettest day of the year at Calhoun Falls, 1899 to 2026. The record is 198.1 mm (7.8 in) in 1991, marked on the chart; the median year is 72.3 mm (2.8 in). 0501001502001900192019401960198020002020Record: 198.1 mm (7.8 in) in 1991
The wettest day of the year at Calhoun Falls, 1899 to 2026. The record is 198.1 mm (7.8 in) in 1991, marked on the chart; the median year is 72.3 mm (2.8 in).
Wettest day (Rx1day) at Calhoun Falls by year
YearWettest day (Rx1day)
189950.3 mm (2.0 in)
190062.2 mm (2.4 in)
1901166.4 mm (6.6 in)
190275.7 mm (3.0 in)
190382.6 mm (3.3 in)
190482.6 mm (3.3 in)
1905177.8 mm (7.0 in)
190697.0 mm (3.8 in)
190769.6 mm (2.7 in)
1908108.0 mm (4.3 in)
190959.7 mm (2.4 in)
191059.7 mm (2.4 in)
191150.8 mm (2.0 in)
191275.7 mm (3.0 in)
191368.1 mm (2.7 in)
191446.2 mm (1.8 in)
191552.1 mm (2.1 in)
191681.5 mm (3.2 in)
191750.0 mm (2.0 in)
1918106.9 mm (4.2 in)
191991.4 mm (3.6 in)
192085.1 mm (3.4 in)
192146.2 mm (1.8 in)
192291.9 mm (3.6 in)
192371.9 mm (2.8 in)
192464.3 mm (2.5 in)
192548.0 mm (1.9 in)
192671.1 mm (2.8 in)
192750.8 mm (2.0 in)
1928126.2 mm (5.0 in)
1929148.8 mm (5.9 in)
193048.5 mm (1.9 in)
193162.5 mm (2.5 in)
193286.1 mm (3.4 in)
193364.8 mm (2.6 in)
193488.4 mm (3.5 in)
193557.2 mm (2.3 in)
193678.7 mm (3.1 in)
193761.2 mm (2.4 in)
193878.7 mm (3.1 in)
193963.5 mm (2.5 in)
1940179.3 mm (7.1 in)
194196.8 mm (3.8 in)
194290.9 mm (3.6 in)
194353.8 mm (2.1 in)
194449.8 mm (2.0 in)
1945118.9 mm (4.7 in)
1946102.9 mm (4.1 in)
194758.9 mm (2.3 in)
194863.0 mm (2.5 in)
194957.4 mm (2.3 in)
195084.6 mm (3.3 in)
195159.2 mm (2.3 in)
1952106.2 mm (4.2 in)
195384.6 mm (3.3 in)
195445.0 mm (1.8 in)
195543.2 mm (1.7 in)
195676.7 mm (3.0 in)
195754.9 mm (2.2 in)
195864.5 mm (2.5 in)
195988.4 mm (3.5 in)
196055.1 mm (2.2 in)
196153.8 mm (2.1 in)
196245.2 mm (1.8 in)
1963107.7 mm (4.2 in)
1964115.3 mm (4.5 in)
196549.0 mm (1.9 in)
196668.8 mm (2.7 in)
196779.2 mm (3.1 in)
196858.9 mm (2.3 in)
196996.3 mm (3.8 in)
1970124.5 mm (4.9 in)
197177.0 mm (3.0 in)
197260.7 mm (2.4 in)
197397.3 mm (3.8 in)
197458.4 mm (2.3 in)
1975118.9 mm (4.7 in)
197678.7 mm (3.1 in)
197785.1 mm (3.4 in)
197864.0 mm (2.5 in)
197963.5 mm (2.5 in)
198066.3 mm (2.6 in)
198164.0 mm (2.5 in)
198261.0 mm (2.4 in)
198366.8 mm (2.6 in)
198464.0 mm (2.5 in)
198550.8 mm (2.0 in)
198648.3 mm (1.9 in)
198752.1 mm (2.1 in)
198839.6 mm (1.6 in)
198988.9 mm (3.5 in)
199064.5 mm (2.5 in)
1991198.1 mm (7.8 in)
199271.4 mm (2.8 in)
199370.6 mm (2.8 in)
1994121.7 mm (4.8 in)
1995167.1 mm (6.6 in)
199696.5 mm (3.8 in)
199780.8 mm (3.2 in)
199881.3 mm (3.2 in)
199954.6 mm (2.1 in)
200074.9 mm (2.9 in)
200172.1 mm (2.8 in)
200255.9 mm (2.2 in)
200387.6 mm (3.4 in)
2004154.9 mm (6.1 in)
200576.2 mm (3.0 in)
200655.9 mm (2.2 in)
2007101.6 mm (4.0 in)
200886.4 mm (3.4 in)
2009102.9 mm (4.1 in)
201067.3 mm (2.6 in)
201138.4 mm (1.5 in)
201256.6 mm (2.2 in)
2013133.4 mm (5.3 in)
201472.4 mm (2.9 in)
2015115.6 mm (4.6 in)
201655.9 mm (2.2 in)
201791.4 mm (3.6 in)
201894.5 mm (3.7 in)
201990.9 mm (3.6 in)
202077.2 mm (3.0 in)
202190.2 mm (3.6 in)
202273.2 mm (2.9 in)
2023104.1 mm (4.1 in)
202449.5 mm (1.9 in)
202577.5 mm (3.1 in)
202640.1 mm (1.6 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Calhoun Falls by year The wettest five days of the year at Calhoun Falls, 1899 to 2026. The record is 274.7 mm (10.8 in) in 1994, marked on the chart; the median year is 113.5 mm (4.5 in). 01002003001900192019401960198020002020Record: 274.7 mm (10.8 in) in 1994
The wettest five days of the year at Calhoun Falls, 1899 to 2026. The record is 274.7 mm (10.8 in) in 1994, marked on the chart; the median year is 113.5 mm (4.5 in).
Wettest five days (Rx5day) at Calhoun Falls by year
YearWettest five days (Rx5day)
1899106.7 mm (4.2 in)
1900135.9 mm (5.4 in)
1901194.4 mm (7.7 in)
1902115.8 mm (4.6 in)
1903126.8 mm (5.0 in)
1904111.1 mm (4.4 in)
1905180.8 mm (7.1 in)
1906188.4 mm (7.4 in)
190777.7 mm (3.1 in)
1908265.2 mm (10.4 in)
190982.8 mm (3.3 in)
1910119.3 mm (4.7 in)
191198.0 mm (3.9 in)
191291.2 mm (3.6 in)
1913129.8 mm (5.1 in)
191482.5 mm (3.2 in)
191582.3 mm (3.2 in)
1916126.7 mm (5.0 in)
191789.2 mm (3.5 in)
1918145.5 mm (5.7 in)
1919204.4 mm (8.0 in)
1920106.7 mm (4.2 in)
192185.4 mm (3.4 in)
1922162.8 mm (6.4 in)
1923113.0 mm (4.4 in)
1924119.2 mm (4.7 in)
1925146.0 mm (5.7 in)
1926111.7 mm (4.4 in)
1927132.7 mm (5.2 in)
1928184.9 mm (7.3 in)
1929246.3 mm (9.7 in)
193086.1 mm (3.4 in)
193189.7 mm (3.5 in)
1932160.7 mm (6.3 in)
1933112.8 mm (4.4 in)
1934130.3 mm (5.1 in)
193574.3 mm (2.9 in)
1936192.8 mm (7.6 in)
193776.6 mm (3.0 in)
1938198.1 mm (7.8 in)
193985.1 mm (3.4 in)
1940209.8 mm (8.3 in)
1941146.6 mm (5.8 in)
1942172.2 mm (6.8 in)
194385.3 mm (3.4 in)
1944132.6 mm (5.2 in)
1945172.5 mm (6.8 in)
1946157.3 mm (6.2 in)
194799.6 mm (3.9 in)
1948141.5 mm (5.6 in)
1949124.4 mm (4.9 in)
1950142.0 mm (5.6 in)
195178.7 mm (3.1 in)
1952126.8 mm (5.0 in)
1953113.8 mm (4.5 in)
195452.4 mm (2.1 in)
195582.1 mm (3.2 in)
1956115.3 mm (4.5 in)
195795.3 mm (3.8 in)
195875.8 mm (3.0 in)
1959147.6 mm (5.8 in)
1960107.9 mm (4.2 in)
196198.4 mm (3.9 in)
196291.5 mm (3.6 in)
1963130.1 mm (5.1 in)
1964168.1 mm (6.6 in)
196588.4 mm (3.5 in)
196693.4 mm (3.7 in)
1967118.3 mm (4.7 in)
196891.5 mm (3.6 in)
1969157.6 mm (6.2 in)
1970132.9 mm (5.2 in)
1971128.8 mm (5.1 in)
1972122.8 mm (4.8 in)
1973109.5 mm (4.3 in)
197481.3 mm (3.2 in)
1975168.4 mm (6.6 in)
1976137.7 mm (5.4 in)
197792.5 mm (3.6 in)
197887.4 mm (3.4 in)
1979111.7 mm (4.4 in)
1980130.7 mm (5.1 in)
198181.8 mm (3.2 in)
1982113.1 mm (4.5 in)
1983138.5 mm (5.5 in)
1984136.4 mm (5.4 in)
198589.2 mm (3.5 in)
198662.1 mm (2.4 in)
198792.0 mm (3.6 in)
198871.1 mm (2.8 in)
1989153.5 mm (6.0 in)
1990119.9 mm (4.7 in)
1991232.2 mm (9.1 in)
199282.9 mm (3.3 in)
199395.2 mm (3.7 in)
1994274.7 mm (10.8 in)
1995213.8 mm (8.4 in)
1996103.6 mm (4.1 in)
1997119.6 mm (4.7 in)
1998118.9 mm (4.7 in)
199994.5 mm (3.7 in)
200094.5 mm (3.7 in)
200187.1 mm (3.4 in)
2002102.0 mm (4.0 in)
200395.9 mm (3.8 in)
2004198.8 mm (7.8 in)
2005130.5 mm (5.1 in)
200683.8 mm (3.3 in)
2007101.6 mm (4.0 in)
200888.5 mm (3.5 in)
2009123.0 mm (4.8 in)
201088.5 mm (3.5 in)
201168.1 mm (2.7 in)
2012100.0 mm (3.9 in)
2013136.4 mm (5.4 in)
201475.8 mm (3.0 in)
2015160.6 mm (6.3 in)
2016151.4 mm (6.0 in)
2017107.9 mm (4.2 in)
2018191.5 mm (7.5 in)
2019108.0 mm (4.3 in)
2020119.2 mm (4.7 in)
2021105.7 mm (4.2 in)
2022119.1 mm (4.7 in)
2023110.2 mm (4.3 in)
202494.0 mm (3.7 in)
2025172.1 mm (6.8 in)
202659.2 mm (2.3 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Calhoun Falls by year The longest dry spell of the year at Calhoun Falls, 1899 to 2026. The record is 50 days in 1925, marked on the chart; the median year is 23 days. 10203040501900192019401960198020002020Record: 50 days in 1925
The longest dry spell of the year at Calhoun Falls, 1899 to 2026. The record is 50 days in 1925, marked on the chart; the median year is 23 days.
Longest dry spell (CDD) at Calhoun Falls by year
YearLongest dry spell (CDD)
189917 days
190017 days
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Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

94 years with a frost

Across 94 years with a frost, the median last spring frost at Calhoun Falls falls on 30 March and the median first autumn frost on 7 November, which leaves a median of 221 days between them.

In 1992 to 2025 the median growing season was 226 days. That is 3 days more than in 1917 to 1954.

Fitted over all years, the growing season changes by +0.8 days per decade at this station.

Frost dates and growing season at Calhoun Falls
MeasureMedian, all yearsEarliest period (1917 to 1954)Recent period (1992 to 2025)Recent against earliestFitted trend
Last spring frost30 March30 March24 March6 days earlier-0.7 days per decade
First autumn frost7 November8 November7 November1 day earlier0.0 days per decade
Growing days221 days223 days226 days3 days more+0.8 days per decade

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Rainfall Return Levels

118 years, 1900 to 2024

A day with at least 72.2 mm (2.8 in) of rain is expected about once in 2 years. A day with at least 192.2 mm (7.6 in) of rain is expected about once in 100 years.

Rainfall return levels at Calhoun Falls: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years72.2 mm (2.8 in)
5 years97.5 mm (3.8 in)
10 years116.7 mm (4.6 in)
25 years144.1 mm (5.7 in)
50 years167.0 mm (6.6 in)
100 years192.2 mm (7.6 in)

The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 118 years of values from 1900 to 2024.

A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.

The largest wettest-day totals in the fit: 198.1 mm (7.8 in) in 1991; 179.3 mm (7.1 in) in 1940; 177.8 mm (7.0 in) in 1905.

Station Changes

2 suspected

2 changes were suspected in the annual mean temperature of Calhoun Falls, at 1977 and 1997. Each is measured against neighbouring stations.

  • Relative to 5 neighbouring stations, the station's annual mean temperature from 1977 ran 0.2 C (0.3 F) higher than in the years before (possible change).
  • Relative to 5 neighbouring stations, the station's annual mean temperature from 1997 ran 0.4 C (0.7 F) lower than in the years before (likely change).
Suspected changes in the annual mean temperature at Calhoun Falls, against neighbouring stations
YearShift (C)Shift (F)StrengthNeighbours
1977+0.2+0.3possible5
1997-0.4-0.7likely5

Possible change at the station (a move, a new instrument or a new site); the record is kept as measured. A "likely" change has a larger test statistic than a "possible" one. Neither says why the station differs from its neighbours. How changes are found, and the largest ones.

Climate Twins

2011 to 2025 against 1961 to 1990

Over 2011 to 2025, Calhoun Falls had a mean temperature of 17.1 C (62.7 F) and 1,141.0 mm (44.9 in) of rain a year. The 3 stations whose 1961 to 1990 climate was closest to that are McColl 3 NNW (United States, 285 km away), Waynesboro 2 S (United States, 125 km away) and Sandersville (United States, 126 km away).

Climate twins of Calhoun Falls: stations whose 1961 to 1990 climate is closest to its 2011 to 2025 climate
Twin stationCountryDistance awayMean temperature, 1961-1990Rain a year, 1961-1990Climate difference
McColl 3 NNWUnited States285 km (177 mi)17.0 C (62.5 F)1,099.7 mm (43.3 in)0.52
Waynesboro 2 SUnited States125 km (78 mi)16.9 C (62.5 F)1,107.7 mm (43.6 in)0.53
SandersvilleUnited States126 km (78 mi)17.2 C (63.0 F)1,150.9 mm (45.3 in)0.56

Twins are stations, not cities. A twin is one of the three stations at least 100 km away whose earlier climate is closest to this station's recent one, so a close match does not mean the two places look alike in other ways. A station move or a gap in a record can change that station's averages. The list describes past climate; it is not a forecast and does not say what caused any change. How twins are found, and a search for any station.

Download the Data

  • Data for Calhoun Falls standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Calhoun Falls threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2026-10-12).