Built 2026-10-15 (15 October 2026)

Sparta 3.5 SSW Weather Records (USC00318158)

Record envelope, standing records and threshold days for Sparta 3.5 SSW (USC00318158), North Carolina, United States, with 84 years of record.

Key Facts for Sparta 3.5 SSW

  • Sparta 3.5 SSW (USC00318158) is a weather station in North Carolina, United States at 36.46 latitude and -81.15 longitude, 918 m (3,011 ft) above sea level.
  • The station reports from 1942 to 2025, 84 years of record.
  • 1,464 records set at Sparta 3.5 SSW still stand.
  • Records are tracked for prcp, snow, snwd: an element needs 30 years of data to be eligible.
  • Sparta 3.5 SSW set a daily record precipitation of 62.0 mm (2.4 in) on 13 February 2025.

About the Station

  • Location: North Carolina, United States, 36.46 latitude, -81.15 longitude.
  • Elevation: 918 m (3,011 ft).
  • Period of record: 1942 to 2025, 84 years.
  • Eligible elements: prcp, snow, snwd.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Sparta 3.5 SSW, with 2026 drawn through them The band shows the record high and record low for each calendar day at Sparta 3.5 SSW. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Sparta 3.5 SSW. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Sparta 3.5 SSW, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan22.2 C (72.0 F)-18.3 C (-0.9 F)n/an/a
Feb22.8 C (73.0 F)-15.6 C (3.9 F)n/an/a
Mar28.9 C (84.0 F)-15.0 C (5.0 F)n/an/a
Apr30.6 C (87.1 F)-8.9 C (16.0 F)n/an/a
May31.7 C (89.1 F)-4.4 C (24.1 F)n/an/a
Jun35.0 C (95.0 F)-1.7 C (28.9 F)n/an/a
Jul34.4 C (93.9 F)6.1 C (43.0 F)n/an/a
Aug37.8 C (100.0 F)6.1 C (43.0 F)n/an/a
Sep33.9 C (93.0 F)-1.7 C (28.9 F)n/an/a
Oct31.1 C (88.0 F)-4.4 C (24.1 F)n/an/a
Nov25.6 C (78.1 F)-13.3 C (8.1 F)n/an/a
Dec23.9 C (75.0 F)-23.3 C (-9.9 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Sparta 3.5 SSW by the year they were set 1,464 records at Sparta 3.5 SSW still stand. 2007 holds the most, with 236. 01002003002006: 1092007: 2362008: 1342009: 1462010: 612019: 402020: 1202021: 1282022: 1572023: 1592024: 1202025: 54200620082010202020222024
1,464 records at Sparta 3.5 SSW still stand. 2007 holds the most, with 236.
Standing records at Sparta 3.5 SSW by the year they were set
Year setStanding records
2006109
2007236
2008134
2009146
201061
201940
2020120
2021128
2022157
2023159
2024120
202554

All-Time Record Progression

6 new records
When Sparta 3.5 SSW set new all-time records 6 all-time records were set at Sparta 3.5 SSW between 23 March 1981 and 27 September 2024. Each dot is a new record. Record daily snowfallRecord snow depthRecord daily precipitation23 March 1981: Record daily snowfall 38.1 cm (15.0 in)14 March 1993: Record snow depth 55.9 cm (22.0 in)8 January 1996: Record snow depth 61.0 cm (24.0 in)28 January 1998: Record daily snowfall 49.5 cm (19.5 in)17 September 2018: Record daily precipitation 194.1 mm (7.6 in)27 September 2024: Record daily precipitation 259.8 mm (10.2 in)1990200020102020
6 all-time records were set at Sparta 3.5 SSW between 23 March 1981 and 27 September 2024. Each dot is a new record.
When Sparta 3.5 SSW set new all-time records
DateKindDetail
1981-03-23Record daily snowfallRecord daily snowfall 38.1 cm (15.0 in)
1993-03-14Record snow depthRecord snow depth 55.9 cm (22.0 in)
1996-01-08Record snow depthRecord snow depth 61.0 cm (24.0 in)
1998-01-28Record daily snowfallRecord daily snowfall 49.5 cm (19.5 in)
2018-09-17Record daily precipitationRecord daily precipitation 194.1 mm (7.6 in)
2024-09-27Record daily precipitationRecord daily precipitation 259.8 mm (10.2 in)

Wettest Day of Each Month

Sep: 259.8 mm (10.2 in)
Record daily precipitation for each month at Sparta 3.5 SSW The wettest day on record for each calendar month at Sparta 3.5 SSW. The most was 259.8 mm (10.2 in) on 27 September 2024. 0100200300 Jan: 162.6 mm (6.4 in), 15 January 1995 Jan Feb: 102.1 mm (4.0 in), 14 February 1984 Feb Mar: 115.6 mm (4.6 in), 11 March 1952 Mar Apr: 97.8 mm (3.9 in), 21 April 1992 Apr May: 120.7 mm (4.8 in), 28 May 1973 May Jun: 165.1 mm (6.5 in), 9 June 2005 Jun Jul: 99.1 mm (3.9 in), 11 July 1987 Jul Aug: 180.3 mm (7.1 in), 31 August 1964 Aug Sep: 259.8 mm (10.2 in), 27 September 2024 Sep Oct: 129.5 mm (5.1 in), 26 October 2007 Oct Nov: 174.0 mm (6.9 in), 16 November 1989 Nov Dec: 90.4 mm (3.6 in), 26 December 2023 Dec
The wettest day on record for each calendar month at Sparta 3.5 SSW. The most was 259.8 mm (10.2 in) on 27 September 2024.
Record daily precipitation for each month at Sparta 3.5 SSW
MonthRecord daily precipitation (mm)Date
Jan162.6 mm (6.4 in)15 January 1995
Feb102.1 mm (4.0 in)14 February 1984
Mar115.6 mm (4.6 in)11 March 1952
Apr97.8 mm (3.9 in)21 April 1992
May120.7 mm (4.8 in)28 May 1973
Jun165.1 mm (6.5 in)9 June 2005
Jul99.1 mm (3.9 in)11 July 1987
Aug180.3 mm (7.1 in)31 August 1964
Sep259.8 mm (10.2 in)27 September 2024
Oct129.5 mm (5.1 in)26 October 2007
Nov174.0 mm (6.9 in)16 November 1989
Dec90.4 mm (3.6 in)26 December 2023

Period of Record Coverage

2006 to 2025
Days with data per year at Sparta 3.5 SSW 12 years of record at Sparta 3.5 SSW, 2006 to 2025. 4 years have data for under 90 percent of days and are left out of rankings: 2006, 2010, 2019, 2025. 2006: 183 of 365 days2007: 357 of 365 days2008: 333 of 366 days2009: 363 of 365 days2010: 123 of 365 days2019: 113 of 365 days2020: 359 of 366 days2021: 354 of 365 days2022: 364 of 365 days2023: 363 of 365 days2024: 363 of 366 days2025: 154 of 365 days201020202025
12 years of record at Sparta 3.5 SSW, 2006 to 2025. 4 years have data for under 90 percent of days and are left out of rankings: 2006, 2010, 2019, 2025.
Days with data per year at Sparta 3.5 SSW
YearDays with dataShare of yearComplete
200618350%No
200735798%Yes
200833391%Yes
200936399%Yes
201012334%No
201911331%No
202035998%Yes
202135497%Yes
2022364100%Yes
202336399%Yes
202436399%Yes
202515442%No

Latest Records

20
Latest records at Sparta 3.5 SSW
DateStationRecordValueBeat old record byOld record stoodSignificance
13 February 2025Sparta 3.5 SSW, USdaily rain62.0 mm (2.4 in)22.6 mm (0.9 in)53 years41 of 100 (Notable)
11 December 2024Sparta 3.5 SSW, USdaily rain56.1 mm (2.2 in)5.3 mm (0.21 in)21 years17 of 100 (Routine)
27 September 2024Sparta 3.5 SSW, USall-time rain259.8 mm (10.2 in)65.7 mm (2.6 in)6 years58 of 100 (Notable)
26 September 2024Sparta 3.5 SSW, USdaily rain101.1 mm (4.0 in)75.7 mm (3.0 in)22 years48 of 100 (Notable)
9 August 2024Sparta 3.5 SSW, USdaily rain62.0 mm (2.4 in)29.7 mm (1.2 in)48 years39 of 100 (Notable)
22 July 2024Sparta 3.5 SSW, USdaily rain62.7 mm (2.5 in)16.5 mm (0.6 in)54 years36 of 100 (Notable)
27 May 2024Sparta 3.5 SSW, USdaily rain80.0 mm (3.1 in)15.7 mm (0.6 in)2 years18 of 100 (Routine)
12 April 2024Sparta 3.5 SSW, USdaily rain54.1 mm (2.1 in)13.5 mm (0.5 in)75 years39 of 100 (Notable)
29 February 2024Sparta 3.5 SSW, USdaily rain6.6 mm (0.26 in)0.2 mm (0.01 in)80 years20 of 100 (Routine)
15 February 2024Sparta 3.5 SSW, USdaily rain27.7 mm (1.1 in)2.3 mm (0.09 in)20 years15 of 100 (Routine)
27 December 2023Sparta 3.5 SSW, USdaily rain77.7 mm (3.1 in)52.8 mm (2.1 in)49 years59 of 100 (Notable)
26 December 2023Sparta 3.5 SSW, USmonthly rain90.4 mm (3.6 in)3.3 mm (0.13 in)64 years39 of 100 (Notable)
10 December 2023Sparta 3.5 SSW, USdaily rain51.8 mm (2.0 in)23.6 mm (0.9 in)61 years42 of 100 (Notable)
16 July 2023Sparta 3.5 SSW, USdaily rain98.3 mm (3.9 in)69.3 mm (2.7 in)44 years61 of 100 (Major)
20 June 2023Sparta 3.5 SSW, USdaily rain80.5 mm (3.2 in)35.8 mm (1.4 in)46 years46 of 100 (Notable)
29 May 2023Sparta 3.5 SSW, USdaily rain68.8 mm (2.7 in)19.0 mm (0.7 in)32 years30 of 100 (Routine)
11 November 2022Sparta 3.5 SSW, USdaily rain63.2 mm (2.5 in)1.7 mm (0.07 in)1 year8 of 100 (Routine)
6 July 2022Sparta 3.5 SSW, USdaily rain61.5 mm (2.4 in)31.0 mm (1.2 in)16 years37 of 100 (Notable)
27 May 2022Sparta 3.5 SSW, USdaily rain64.3 mm (2.5 in)16.0 mm (0.6 in)53 years35 of 100 (Notable)
24 May 2022Sparta 3.5 SSW, USdaily rain82.0 mm (3.2 in)54.8 mm (2.2 in)43 years58 of 100 (Notable)

Extremes by Year

1942 to 2025
Yearly extremes at Sparta 3.5 SSW: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)37.8 C (100.0 F)200730.6 C (87.1 F)12
Coldest night (TNn)-23.3 C (-9.9 F)2022-15.3 C (4.5 F)12
Wettest day (Rx1day)259.8 mm (10.2 in)202482.0 mm (3.2 in)77
Wettest five days (Rx5day)476.9 mm (18.8 in)2024130.2 mm (5.1 in)77
Longest dry spell (CDD)43 days200019 days77

Hottest day (TXx)

Hottest day (TXx) at Sparta 3.5 SSW by year The hottest day of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 37.8 C (100.0 F) in 2007, marked on the chart; the median year is 30.6 C (87.1 F). 27.53032.53537.5401960198020002020Record: 37.8 C (100.0 F) in 2007
The hottest day of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 37.8 C (100.0 F) in 2007, marked on the chart; the median year is 30.6 C (87.1 F).
Hottest day (TXx) at Sparta 3.5 SSW by year
YearHottest day (TXx)
1942n/a
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959n/a
1960n/a
1961n/a
1962n/a
1963n/a
1964n/a
1965n/a
1966n/a
1967n/a
1968n/a
1969n/a
1970n/a
1971n/a
1972n/a
1973n/a
1974n/a
1975n/a
1976n/a
1977n/a
1978n/a
1979n/a
1980n/a
1981n/a
1982n/a
1983n/a
1984n/a
1985n/a
1986n/a
1987n/a
1988n/a
1989n/a
1990n/a
1991n/a
1992n/a
1993n/a
1994n/a
1995n/a
1996n/a
1997n/a
1998n/a
1999n/a
2000n/a
2001n/a
2002n/a
2003n/a
2004n/a
2005n/a
200635.0 C (95.0 F)
200737.8 C (100.0 F)
200835.0 C (95.0 F)
200932.8 C (91.0 F)
201030.6 C (87.1 F)
2018n/a
201930.6 C (87.1 F)
202028.9 C (84.0 F)
202130.0 C (86.0 F)
202230.6 C (87.1 F)
202329.4 C (84.9 F)
202430.6 C (87.1 F)
202530.0 C (86.0 F)

Coldest night (TNn)

Coldest night (TNn) at Sparta 3.5 SSW by year The coldest night of the year at Sparta 3.5 SSW, 1942 to 2025. The record is -23.3 C (-9.9 F) in 2022, marked on the chart; the median year is -15.3 C (4.5 F). -25-20-15-101960198020002020Record: -23.3 C (-9.9 F) in 2022
The coldest night of the year at Sparta 3.5 SSW, 1942 to 2025. The record is -23.3 C (-9.9 F) in 2022, marked on the chart; the median year is -15.3 C (4.5 F).
Coldest night (TNn) at Sparta 3.5 SSW by year
YearColdest night (TNn)
1942n/a
1943n/a
1944n/a
1945n/a
1946n/a
1947n/a
1948n/a
1949n/a
1950n/a
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959n/a
1960n/a
1961n/a
1962n/a
1963n/a
1964n/a
1965n/a
1966n/a
1967n/a
1968n/a
1969n/a
1970n/a
1971n/a
1972n/a
1973n/a
1974n/a
1975n/a
1976n/a
1977n/a
1978n/a
1979n/a
1980n/a
1981n/a
1982n/a
1983n/a
1984n/a
1985n/a
1986n/a
1987n/a
1988n/a
1989n/a
1990n/a
1991n/a
1992n/a
1993n/a
1994n/a
1995n/a
1996n/a
1997n/a
1998n/a
1999n/a
2000n/a
2001n/a
2002n/a
2003n/a
2004n/a
2005n/a
2006-13.3 C (8.1 F)
2007-16.1 C (3.0 F)
2008-15.6 C (3.9 F)
2009-18.3 C (-0.9 F)
2010-15.0 C (5.0 F)
2018n/a
2019-13.3 C (8.1 F)
2020-13.9 C (7.0 F)
2021-12.2 C (10.0 F)
2022-23.3 C (-9.9 F)
2023-14.4 C (6.1 F)
2024-16.7 C (1.9 F)
2025-17.2 C (1.0 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Sparta 3.5 SSW by year The wettest day of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 259.8 mm (10.2 in) in 2024, marked on the chart; the median year is 82.0 mm (3.2 in). 01002003001960198020002020Record: 259.8 mm (10.2 in) in 2024
The wettest day of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 259.8 mm (10.2 in) in 2024, marked on the chart; the median year is 82.0 mm (3.2 in).
Wettest day (Rx1day) at Sparta 3.5 SSW by year
YearWettest day (Rx1day)
1942103.1 mm (4.1 in)
194368.6 mm (2.7 in)
194471.1 mm (2.8 in)
194585.1 mm (3.4 in)
194638.1 mm (1.5 in)
194777.0 mm (3.0 in)
194867.3 mm (2.6 in)
194949.8 mm (2.0 in)
195066.3 mm (2.6 in)
195165.5 mm (2.6 in)
1952115.6 mm (4.6 in)
195370.1 mm (2.8 in)
195495.8 mm (3.8 in)
195566.0 mm (2.6 in)
195676.2 mm (3.0 in)
195777.5 mm (3.1 in)
195887.1 mm (3.4 in)
1959170.7 mm (6.7 in)
196050.8 mm (2.0 in)
1961134.4 mm (5.3 in)
196292.7 mm (3.6 in)
196362.2 mm (2.4 in)
1964180.3 mm (7.1 in)
196541.4 mm (1.6 in)
196674.9 mm (2.9 in)
196764.8 mm (2.6 in)
196853.3 mm (2.1 in)
196950.8 mm (2.0 in)
197085.6 mm (3.4 in)
197161.0 mm (2.4 in)
197278.7 mm (3.1 in)
1973120.7 mm (4.8 in)
1974127.5 mm (5.0 in)
197576.2 mm (3.0 in)
197686.4 mm (3.4 in)
1977111.3 mm (4.4 in)
197867.1 mm (2.6 in)
1979113.0 mm (4.4 in)
198088.9 mm (3.5 in)
198169.9 mm (2.8 in)
198252.3 mm (2.1 in)
198396.5 mm (3.8 in)
1984102.1 mm (4.0 in)
198568.1 mm (2.7 in)
198699.1 mm (3.9 in)
198799.1 mm (3.9 in)
198859.7 mm (2.4 in)
1989174.0 mm (6.9 in)
1990113.8 mm (4.5 in)
199166.0 mm (2.6 in)
1992133.6 mm (5.3 in)
199380.0 mm (3.1 in)
1994165.1 mm (6.5 in)
1995162.6 mm (6.4 in)
199695.3 mm (3.8 in)
199750.8 mm (2.0 in)
199894.0 mm (3.7 in)
199977.5 mm (3.1 in)
200058.4 mm (2.3 in)
200153.3 mm (2.1 in)
200280.3 mm (3.2 in)
2003114.3 mm (4.5 in)
2004152.4 mm (6.0 in)
2005165.1 mm (6.5 in)
200667.1 mm (2.6 in)
2007129.5 mm (5.1 in)
2008165.1 mm (6.5 in)
200971.1 mm (2.8 in)
201085.3 mm (3.4 in)
2018194.1 mm (7.6 in)
2019104.9 mm (4.1 in)
202099.3 mm (3.9 in)
202181.0 mm (3.2 in)
202282.0 mm (3.2 in)
202398.3 mm (3.9 in)
2024259.8 mm (10.2 in)
202562.0 mm (2.4 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Sparta 3.5 SSW by year The wettest five days of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 476.9 mm (18.8 in) in 2024, marked on the chart; the median year is 130.2 mm (5.1 in). 02004006001960198020002020Record: 476.9 mm (18.8 in) in 2024
The wettest five days of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 476.9 mm (18.8 in) in 2024, marked on the chart; the median year is 130.2 mm (5.1 in).
Wettest five days (Rx5day) at Sparta 3.5 SSW by year
YearWettest five days (Rx5day)
1942108.4 mm (4.3 in)
194396.2 mm (3.8 in)
194495.2 mm (3.7 in)
1945108.0 mm (4.3 in)
194662.3 mm (2.5 in)
1947125.9 mm (5.0 in)
1948130.2 mm (5.1 in)
1949115.6 mm (4.6 in)
1950123.2 mm (4.9 in)
1951104.7 mm (4.1 in)
1952115.6 mm (4.6 in)
195389.4 mm (3.5 in)
195499.1 mm (3.9 in)
1955124.3 mm (4.9 in)
1956143.7 mm (5.7 in)
1957150.2 mm (5.9 in)
1958137.9 mm (5.4 in)
1959254.8 mm (10.0 in)
196088.9 mm (3.5 in)
1961152.1 mm (6.0 in)
196295.2 mm (3.7 in)
1963104.6 mm (4.1 in)
1964199.9 mm (7.9 in)
196564.6 mm (2.5 in)
1966134.2 mm (5.3 in)
1967137.6 mm (5.4 in)
1968146.6 mm (5.8 in)
196994.0 mm (3.7 in)
1970177.0 mm (7.0 in)
1971119.7 mm (4.7 in)
1972118.5 mm (4.7 in)
1973156.6 mm (6.2 in)
1974150.4 mm (5.9 in)
1975142.7 mm (5.6 in)
1976175.0 mm (6.9 in)
1977220.0 mm (8.7 in)
197893.7 mm (3.7 in)
1979156.1 mm (6.1 in)
1980115.6 mm (4.6 in)
198196.1 mm (3.8 in)
1982102.3 mm (4.0 in)
1983175.3 mm (6.9 in)
1984128.3 mm (5.1 in)
1985161.3 mm (6.4 in)
1986160.1 mm (6.3 in)
1987173.8 mm (6.8 in)
198868.6 mm (2.7 in)
1989180.1 mm (7.1 in)
1990198.5 mm (7.8 in)
1991122.9 mm (4.8 in)
1992202.7 mm (8.0 in)
1993145.5 mm (5.7 in)
1994211.6 mm (8.3 in)
1995222.6 mm (8.8 in)
1996120.7 mm (4.8 in)
199796.8 mm (3.8 in)
1998126.3 mm (5.0 in)
199991.7 mm (3.6 in)
200088.5 mm (3.5 in)
2001104.5 mm (4.1 in)
2002114.8 mm (4.5 in)
2003160.8 mm (6.3 in)
2004212.9 mm (8.4 in)
2005167.1 mm (6.6 in)
2006119.4 mm (4.7 in)
2007328.6 mm (12.9 in)
2008167.4 mm (6.6 in)
2009107.6 mm (4.2 in)
2010106.3 mm (4.2 in)
2018237.3 mm (9.3 in)
2019151.1 mm (5.9 in)
2020231.9 mm (9.1 in)
2021159.3 mm (6.3 in)
2022152.4 mm (6.0 in)
2023168.9 mm (6.6 in)
2024476.9 mm (18.8 in)
202577.3 mm (3.0 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Sparta 3.5 SSW by year The longest dry spell of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 43 days in 2000, marked on the chart; the median year is 19 days. 010203040501960198020002020Record: 43 days in 2000
The longest dry spell of the year at Sparta 3.5 SSW, 1942 to 2025. The record is 43 days in 2000, marked on the chart; the median year is 19 days.
Longest dry spell (CDD) at Sparta 3.5 SSW by year
YearLongest dry spell (CDD)
194226 days
194327 days
194429 days
194516 days
194617 days
194712 days
194819 days
194918 days
195016 days
195114 days
195230 days
195330 days
195418 days
195520 days
195622 days
195712 days
195823 days
195922 days
196020 days
196116 days
196216 days
196323 days
196413 days
196519 days
196618 days
196719 days
196828 days
196919 days
197025 days
197120 days
197216 days
197320 days
197417 days
197515 days
197625 days
197717 days
197831 days
197916 days
198017 days
198123 days
198210 days
198321 days
198425 days
198518 days
198622 days
198725 days
198819 days
198920 days
199017 days
199119 days
199221 days
199318 days
199418 days
199521 days
199614 days
199717 days
199820 days
199917 days
200043 days
200129 days
200220 days
200313 days
200421 days
200526 days
200619 days
200725 days
200824 days
200922 days
201011 days
20188 days
201917 days
202012 days
202129 days
202213 days
202320 days
202419 days
20259 days

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.

Rainfall Return Levels

68 years, 1942 to 2024

A day with at least 84.5 mm (3.3 in) of rain is expected about once in 2 years. A day with at least 245.7 mm (9.7 in) of rain is expected about once in 100 years.

Rainfall return levels at Sparta 3.5 SSW: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years84.5 mm (3.3 in)
5 years117.7 mm (4.6 in)
10 years143.2 mm (5.6 in)
25 years180.1 mm (7.1 in)
50 years211.2 mm (8.3 in)
100 years245.7 mm (9.7 in)Longer than the 68 years of record

The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 68 years of values from 1942 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: 259.8 mm (10.2 in) in 2024; 180.3 mm (7.1 in) in 1964; 174.0 mm (6.9 in) in 1989.

Download the Data

  • Data for Sparta 3.5 SSW standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Sparta 3.5 SSW 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

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