Built 2026-10-16 (16 October 2026)

Pedlar Dam Weather Records (USC00446593)

Record envelope, standing records and threshold days for Pedlar Dam (USC00446593), Virginia, United States, with 101 years of record.

Key Facts for Pedlar Dam

  • Pedlar Dam (USC00446593) is a weather station in Virginia, United States at 37.67 latitude and -79.28 longitude, 312 m (1,024 ft) above sea level.
  • The station reports from 1926 to 2026, 101 years of record.
  • 1,464 records set at Pedlar Dam still stand.
  • Records are tracked for prcp, snow, snwd: an element needs 30 years of data to be eligible.
  • Pedlar Dam set a daily record precipitation of 53.6 mm (2.1 in) on 7 August 2026.

About the Station

  • Location: Virginia, United States, 37.67 latitude, -79.28 longitude.
  • Elevation: 312 m (1,024 ft).
  • Period of record: 1926 to 2026, 101 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 Pedlar Dam, with 2026 drawn through them The band shows the record high and record low for each calendar day at Pedlar Dam. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Pedlar Dam. 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 Pedlar Dam, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan23.9 C (75.0 F)-15.6 C (3.9 F)n/an/a
Feb24.4 C (75.9 F)-13.9 C (7.0 F)n/an/a
Mar33.9 C (93.0 F)-8.9 C (16.0 F)n/an/a
Apr34.4 C (93.9 F)-4.4 C (24.1 F)n/an/a
May34.4 C (93.9 F)1.1 C (34.0 F)n/an/a
Jun37.2 C (99.0 F)5.0 C (41.0 F)n/an/a
Jul38.3 C (100.9 F)10.0 C (50.0 F)n/an/a
Aug36.7 C (98.1 F)6.7 C (44.1 F)n/an/a
Sep36.7 C (98.1 F)2.8 C (37.0 F)n/an/a
Oct30.0 C (86.0 F)-4.4 C (24.1 F)n/an/a
Nov26.7 C (80.1 F)-14.4 C (6.1 F)n/an/a
Dec23.3 C (73.9 F)-13.3 C (8.1 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Pedlar Dam by the year they were set 1,464 records at Pedlar Dam still stand. 1927 holds the most, with 251. 01002003001926: 341927: 2511928: 1521929: 2301930: 1461931: 1512011: 1802012: 2062013: 114192619271928192919301931201120122013
1,464 records at Pedlar Dam still stand. 1927 holds the most, with 251.
Standing records at Pedlar Dam by the year they were set
Year setStanding records
192634
1927251
1928152
1929230
1930146
1931151
2011180
2012206
2013114

All-Time Record Progression

1 new records
When Pedlar Dam set new all-time records 1 all-time records were set at Pedlar Dam between 20 August 1969 and 20 August 1969. Each dot is a new record. Record daily precipitation20 August 1969: Record daily precipitation 165.1 mm (6.5 in)1970
1 all-time records were set at Pedlar Dam between 20 August 1969 and 20 August 1969. Each dot is a new record.
When Pedlar Dam set new all-time records
DateKindDetail
1969-08-20Record daily precipitationRecord daily precipitation 165.1 mm (6.5 in)

Wettest Day of Each Month

Aug: 165.1 mm (6.5 in)
Record daily precipitation for each month at Pedlar Dam The wettest day on record for each calendar month at Pedlar Dam. The most was 165.1 mm (6.5 in) on 20 August 1969. 050100150200 Jan: 93.2 mm (3.7 in), 31 January 2013 Jan Feb: 63.0 mm (2.5 in), 14 February 1984 Feb Mar: 85.3 mm (3.4 in), 7 March 1967 Mar Apr: 106.9 mm (4.2 in), 13 April 2020 Apr May: 101.6 mm (4.0 in), 16 May 1942 May Jun: 152.4 mm (6.0 in), 23 June 1995 Jun Jul: 142.7 mm (5.6 in), 27 July 1960 Jul Aug: 165.1 mm (6.5 in), 20 August 1969 Aug Sep: 134.9 mm (5.3 in), 1 September 1975 Sep Oct: 127.0 mm (5.0 in), 16 October 1954 Oct Nov: 95.8 mm (3.8 in), 5 November 1985 Nov Dec: 88.9 mm (3.5 in), 5 December 1993 Dec
The wettest day on record for each calendar month at Pedlar Dam. The most was 165.1 mm (6.5 in) on 20 August 1969.
Record daily precipitation for each month at Pedlar Dam
MonthRecord daily precipitation (mm)Date
Jan93.2 mm (3.7 in)31 January 2013
Feb63.0 mm (2.5 in)14 February 1984
Mar85.3 mm (3.4 in)7 March 1967
Apr106.9 mm (4.2 in)13 April 2020
May101.6 mm (4.0 in)16 May 1942
Jun152.4 mm (6.0 in)23 June 1995
Jul142.7 mm (5.6 in)27 July 1960
Aug165.1 mm (6.5 in)20 August 1969
Sep134.9 mm (5.3 in)1 September 1975
Oct127.0 mm (5.0 in)16 October 1954
Nov95.8 mm (3.8 in)5 November 1985
Dec88.9 mm (3.5 in)5 December 1993

Period of Record Coverage

1926 to 2013
Days with data per year at Pedlar Dam 9 years of record at Pedlar Dam, 1926 to 2013. 6 years have data for under 90 percent of days and are left out of rankings: 1926, 1928, 1930, 1931, 2011, 2013. 1926: 52 of 365 days1927: 337 of 365 days1928: 243 of 366 days1929: 330 of 365 days1930: 171 of 365 days1931: 303 of 365 days2011: 306 of 365 days2012: 366 of 366 days2013: 228 of 365 days1930
9 years of record at Pedlar Dam, 1926 to 2013. 6 years have data for under 90 percent of days and are left out of rankings: 1926, 1928, 1930, 1931, 2011, 2013.
Days with data per year at Pedlar Dam
YearDays with dataShare of yearComplete
19265214%No
192733792%Yes
192824366%No
192933090%Yes
193017147%No
193130383%No
201130684%No
2012366100%Yes
201322862%No

Latest Records

20
Latest records at Pedlar Dam
DateStationRecordValueBeat old record byOld record stoodSignificance
7 August 2026Pedlar Dam, USdaily rain53.6 mm (2.1 in)7.6 mm (0.30 in)80 years38 of 100 (Notable)
30 January 2026Pedlar Dam, USdaily snow depth17.8 cm (7.0 in)2.6 cm (1.0 in)86 years38 of 100 (Notable)
29 January 2026Pedlar Dam, USdaily snow depth (Tie)17.8 cm (7.0 in)tie86 years8 of 100 (Routine)
28 January 2026Pedlar Dam, USdaily snow depth (Tie)17.8 cm (7.0 in)tie86 years8 of 100 (Routine)
27 January 2026Pedlar Dam, USdaily snow depth (Tie)17.8 cm (7.0 in)tie86 years8 of 100 (Routine)
26 January 2026Pedlar Dam, USdaily snowfall11.7 cm (4.6 in)2.0 cm (0.8 in)22 years19 of 100 (Routine)
26 January 2026Pedlar Dam, USdaily snow depth (Tie)17.8 cm (7.0 in)tie86 years8 of 100 (Routine)
25 January 2026Pedlar Dam, USdaily snowfall7.6 cm (3.0 in)0.7 cm (0.3 in)68 years31 of 100 (Routine)
19 December 2025Pedlar Dam, USdaily rain35.8 mm (1.4 in)14.2 mm (0.6 in)66 years40 of 100 (Notable)
9 December 2025Pedlar Dam, USdaily snow depth12.7 cm (5.0 in)10.2 cm (4.0 in)83 years54 of 100 (Notable)
9 December 2025Pedlar Dam, USdaily snowfall13.7 cm (5.4 in)9.9 cm (3.9 in)20 years30 of 100 (Routine)
7 December 2025Pedlar Dam, USdaily snow depth2.5 cm (1.0 in)2.5 cm (1.0 in)76 years20 of 100 (Routine)
6 December 2025Pedlar Dam, USdaily snow depth (Tie)7.6 cm (3.0 in)tie22 years3 of 100 (Routine)
14 May 2025Pedlar Dam, USdaily rain70.9 mm (2.8 in)23.4 mm (0.9 in)46 years42 of 100 (Notable)
12 February 2025Pedlar Dam, USdaily rain36.1 mm (1.4 in)1.0 mm (0.04 in)40 years22 of 100 (Routine)
15 January 2025Pedlar Dam, USdaily snow depth7.6 cm (3.0 in)2.5 cm (1.0 in)85 years20 of 100 (Routine)
7 January 2025Pedlar Dam, USdaily snow depth (Tie)10.2 cm (4.0 in)tie62 years6 of 100 (Routine)
6 January 2025Pedlar Dam, USdaily snowfall17.8 cm (7.0 in)12.7 cm (5.0 in)65 years50 of 100 (Notable)
6 January 2025Pedlar Dam, USdaily snow depth12.7 cm (5.0 in)2.5 cm (1.0 in)62 years31 of 100 (Routine)
15 November 2024Pedlar Dam, USdaily rain26.9 mm (1.1 in)0.2 mm (0.01 in)84 years34 of 100 (Routine)

Extremes by Year

1926 to 2026
Yearly extremes at Pedlar Dam: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)38.3 C (100.9 F)201234.4 C (93.9 F)9
Coldest night (TNn)-15.6 C (3.9 F)1928-13.3 C (8.1 F)9
Wettest day (Rx1day)165.1 mm (6.5 in)196971.0 mm (2.8 in)92
Wettest five days (Rx5day)235.5 mm (9.3 in)1985112.8 mm (4.4 in)92
Longest dry spell (CDD)44 days200018 days92

Hottest day (TXx)

Hottest day (TXx) at Pedlar Dam by year The hottest day of the year at Pedlar Dam, 1926 to 2026. The record is 38.3 C (100.9 F) in 2012, marked on the chart; the median year is 34.4 C (93.9 F). 15202530354019401960198020002020Record: 38.3 C (100.9 F) in 2012
The hottest day of the year at Pedlar Dam, 1926 to 2026. The record is 38.3 C (100.9 F) in 2012, marked on the chart; the median year is 34.4 C (93.9 F).
Hottest day (TXx) at Pedlar Dam by year
YearHottest day (TXx)
192619.4 C (66.9 F)
192735.6 C (96.1 F)
192834.4 C (93.9 F)
192934.4 C (93.9 F)
193037.8 C (100.0 F)
193134.4 C (93.9 F)
1937n/a
1938n/a
1939n/a
1940n/a
1941n/a
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
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
2006n/a
2007n/a
2008n/a
2009n/a
2010n/a
201137.2 C (99.0 F)
201238.3 C (100.9 F)
201332.8 C (91.0 F)
2014n/a
2015n/a
2016n/a
2017n/a
2018n/a
2019n/a
2020n/a
2021n/a
2022n/a
2023n/a
2024n/a
2025n/a
2026n/a

Coldest night (TNn)

Coldest night (TNn) at Pedlar Dam by year The coldest night of the year at Pedlar Dam, 1926 to 2026. The record is -15.6 C (3.9 F) in 1928, marked on the chart; the median year is -13.3 C (8.1 F). -17.5-15-12.5-10-7.5-519401960198020002020Record: -15.6 C (3.9 F) in 1928
The coldest night of the year at Pedlar Dam, 1926 to 2026. The record is -15.6 C (3.9 F) in 1928, marked on the chart; the median year is -13.3 C (8.1 F).
Coldest night (TNn) at Pedlar Dam by year
YearColdest night (TNn)
1926-13.3 C (8.1 F)
1927-13.9 C (7.0 F)
1928-15.6 C (3.9 F)
1929-13.9 C (7.0 F)
1930-14.4 C (6.1 F)
1931-12.2 C (10.0 F)
1937n/a
1938n/a
1939n/a
1940n/a
1941n/a
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
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
2006n/a
2007n/a
2008n/a
2009n/a
2010n/a
2011-6.1 C (21.0 F)
2012-8.3 C (17.1 F)
2013-10.6 C (12.9 F)
2014n/a
2015n/a
2016n/a
2017n/a
2018n/a
2019n/a
2020n/a
2021n/a
2022n/a
2023n/a
2024n/a
2025n/a
2026n/a

Wettest day (Rx1day)

Wettest day (Rx1day) at Pedlar Dam by year The wettest day of the year at Pedlar Dam, 1926 to 2026. The record is 165.1 mm (6.5 in) in 1969, marked on the chart; the median year is 71.0 mm (2.8 in). 05010015020019401960198020002020Record: 165.1 mm (6.5 in) in 1969
The wettest day of the year at Pedlar Dam, 1926 to 2026. The record is 165.1 mm (6.5 in) in 1969, marked on the chart; the median year is 71.0 mm (2.8 in).
Wettest day (Rx1day) at Pedlar Dam by year
YearWettest day (Rx1day)
192651.3 mm (2.0 in)
192769.3 mm (2.7 in)
192892.7 mm (3.6 in)
192952.3 mm (2.1 in)
193035.6 mm (1.4 in)
193168.6 mm (2.7 in)
1937124.5 mm (4.9 in)
1938103.6 mm (4.1 in)
1939142.2 mm (5.6 in)
194096.5 mm (3.8 in)
194159.4 mm (2.3 in)
1942101.6 mm (4.0 in)
194367.3 mm (2.6 in)
194492.7 mm (3.6 in)
194551.3 mm (2.0 in)
194640.6 mm (1.6 in)
194748.3 mm (1.9 in)
194868.3 mm (2.7 in)
194949.8 mm (2.0 in)
1950102.9 mm (4.1 in)
195179.0 mm (3.1 in)
195274.9 mm (2.9 in)
195362.0 mm (2.4 in)
1954127.0 mm (5.0 in)
195590.2 mm (3.6 in)
195662.5 mm (2.5 in)
195768.6 mm (2.7 in)
195867.3 mm (2.6 in)
195980.3 mm (3.2 in)
1960142.7 mm (5.6 in)
196191.4 mm (3.6 in)
196271.6 mm (2.8 in)
196357.9 mm (2.3 in)
196445.0 mm (1.8 in)
196555.9 mm (2.2 in)
196680.0 mm (3.1 in)
196792.7 mm (3.6 in)
196868.6 mm (2.7 in)
1969165.1 mm (6.5 in)
197078.7 mm (3.1 in)
197171.1 mm (2.8 in)
1972115.8 mm (4.6 in)
197378.7 mm (3.1 in)
197461.7 mm (2.4 in)
1975134.9 mm (5.3 in)
197685.1 mm (3.4 in)
197746.2 mm (1.8 in)
197850.8 mm (2.0 in)
1979112.3 mm (4.4 in)
198069.9 mm (2.8 in)
198158.9 mm (2.3 in)
198250.5 mm (2.0 in)
198376.2 mm (3.0 in)
198470.4 mm (2.8 in)
198595.8 mm (3.8 in)
198652.6 mm (2.1 in)
1987101.6 mm (4.0 in)
198826.7 mm (1.1 in)
199388.9 mm (3.5 in)
199450.8 mm (2.0 in)
1995152.4 mm (6.0 in)
199660.5 mm (2.4 in)
199766.5 mm (2.6 in)
199891.4 mm (3.6 in)
199982.6 mm (3.3 in)
200063.5 mm (2.5 in)
200143.4 mm (1.7 in)
200265.0 mm (2.6 in)
200369.9 mm (2.8 in)
200476.2 mm (3.0 in)
2005127.0 mm (5.0 in)
200669.3 mm (2.7 in)
200776.2 mm (3.0 in)
200863.5 mm (2.5 in)
200948.3 mm (1.9 in)
201088.1 mm (3.5 in)
201188.4 mm (3.5 in)
201247.8 mm (1.9 in)
201393.2 mm (3.7 in)
201467.1 mm (2.6 in)
201591.9 mm (3.6 in)
201690.2 mm (3.6 in)
201759.7 mm (2.4 in)
201880.3 mm (3.2 in)
201953.1 mm (2.1 in)
2020106.9 mm (4.2 in)
2021100.8 mm (4.0 in)
202245.7 mm (1.8 in)
202379.8 mm (3.1 in)
202494.0 mm (3.7 in)
202570.9 mm (2.8 in)
202654.1 mm (2.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Pedlar Dam by year The wettest five days of the year at Pedlar Dam, 1926 to 2026. The record is 235.5 mm (9.3 in) in 1985, marked on the chart; the median year is 112.8 mm (4.4 in). 010020030019401960198020002020Record: 235.5 mm (9.3 in) in 1985
The wettest five days of the year at Pedlar Dam, 1926 to 2026. The record is 235.5 mm (9.3 in) in 1985, marked on the chart; the median year is 112.8 mm (4.4 in).
Wettest five days (Rx5day) at Pedlar Dam by year
YearWettest five days (Rx5day)
192676.7 mm (3.0 in)
1927100.6 mm (4.0 in)
1928108.2 mm (4.3 in)
192992.5 mm (3.6 in)
193018.3 mm (0.7 in)
193153.6 mm (2.1 in)
1937125.8 mm (5.0 in)
1938200.9 mm (7.9 in)
1939174.5 mm (6.9 in)
1940217.4 mm (8.6 in)
1941133.4 mm (5.3 in)
1942194.2 mm (7.6 in)
1943117.8 mm (4.6 in)
194475.4 mm (3.0 in)
1945112.5 mm (4.4 in)
194665.3 mm (2.6 in)
194775.4 mm (3.0 in)
1948187.2 mm (7.4 in)
194993.8 mm (3.7 in)
1950161.1 mm (6.3 in)
1951107.4 mm (4.2 in)
1952159.7 mm (6.3 in)
195367.6 mm (2.7 in)
1954147.3 mm (5.8 in)
1955141.7 mm (5.6 in)
1956103.1 mm (4.1 in)
1957125.3 mm (4.9 in)
195877.5 mm (3.1 in)
1959157.5 mm (6.2 in)
1960142.7 mm (5.6 in)
1961142.2 mm (5.6 in)
196274.1 mm (2.9 in)
196376.2 mm (3.0 in)
196476.5 mm (3.0 in)
196583.8 mm (3.3 in)
196686.1 mm (3.4 in)
1967179.8 mm (7.1 in)
1968113.1 mm (4.5 in)
1969198.9 mm (7.8 in)
1970127.8 mm (5.0 in)
1971109.4 mm (4.3 in)
1972171.5 mm (6.8 in)
1973102.8 mm (4.0 in)
1974118.9 mm (4.7 in)
1975139.5 mm (5.5 in)
1976122.9 mm (4.8 in)
197768.7 mm (2.7 in)
197875.4 mm (3.0 in)
1979157.0 mm (6.2 in)
198077.8 mm (3.1 in)
1981115.8 mm (4.6 in)
198295.7 mm (3.8 in)
198392.4 mm (3.6 in)
1984187.0 mm (7.4 in)
1985235.5 mm (9.3 in)
198679.3 mm (3.1 in)
1987147.0 mm (5.8 in)
198832.0 mm (1.3 in)
199393.2 mm (3.7 in)
199480.5 mm (3.2 in)
1995200.0 mm (7.9 in)
1996160.3 mm (6.3 in)
199774.6 mm (2.9 in)
1998103.1 mm (4.1 in)
1999117.1 mm (4.6 in)
2000114.1 mm (4.5 in)
200165.2 mm (2.6 in)
200280.2 mm (3.2 in)
2003145.4 mm (5.7 in)
2004109.9 mm (4.3 in)
2005194.1 mm (7.6 in)
2006174.7 mm (6.9 in)
2007104.2 mm (4.1 in)
200872.4 mm (2.9 in)
200978.8 mm (3.1 in)
2010148.8 mm (5.9 in)
2011115.3 mm (4.5 in)
201258.7 mm (2.3 in)
2013105.4 mm (4.1 in)
201479.8 mm (3.1 in)
2015146.0 mm (5.7 in)
2016111.0 mm (4.4 in)
2017123.7 mm (4.9 in)
2018118.2 mm (4.7 in)
2019110.7 mm (4.4 in)
2020117.6 mm (4.6 in)
2021159.5 mm (6.3 in)
2022108.0 mm (4.3 in)
2023142.8 mm (5.6 in)
2024159.6 mm (6.3 in)
2025119.1 mm (4.7 in)
202676.7 mm (3.0 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Pedlar Dam by year The longest dry spell of the year at Pedlar Dam, 1926 to 2026. The record is 44 days in 2000, marked on the chart; the median year is 18 days. 0102030405019401960198020002020Record: 44 days in 2000
The longest dry spell of the year at Pedlar Dam, 1926 to 2026. The record is 44 days in 2000, marked on the chart; the median year is 18 days.
Longest dry spell (CDD) at Pedlar Dam by year
YearLongest dry spell (CDD)
19268 days
192722 days
192816 days
192913 days
193022 days
193117 days
19379 days
193835 days
193914 days
194023 days
194128 days
194222 days
194327 days
194423 days
194520 days
194615 days
194713 days
194813 days
194918 days
195014 days
195115 days
195223 days
195330 days
195424 days
195516 days
195619 days
195718 days
195822 days
195915 days
196012 days
196115 days
196225 days
196329 days
196432 days
196518 days
196627 days
196721 days
196826 days
196916 days
197021 days
197116 days
197215 days
197318 days
197418 days
197515 days
197620 days
197718 days
197831 days
197911 days
198014 days
198118 days
198218 days
198315 days
198421 days
198531 days
198621 days
198717 days
198817 days
199325 days
199416 days
199521 days
199613 days
199715 days
199821 days
199913 days
200044 days
200140 days
200219 days
200316 days
200427 days
200516 days
200622 days
200733 days
200813 days
200915 days
201021 days
201115 days
201227 days
201319 days
201413 days
201517 days
201627 days
201724 days
201811 days
201917 days
202011 days
202119 days
202212 days
202319 days
202438 days
202524 days
202619 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

78 years, 1927 to 2025

A day with at least 74.8 mm (2.9 in) of rain is expected about once in 2 years. A day with at least 170.1 mm (6.7 in) of rain is expected about once in 100 years.

Rainfall return levels at Pedlar Dam: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years74.8 mm (2.9 in)
5 years98.4 mm (3.9 in)
10 years114.7 mm (4.5 in)
25 years136.3 mm (5.4 in)
50 years153.0 mm (6.0 in)
100 years170.1 mm (6.7 in)Longer than the 78 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, 78 years of values from 1927 to 2025.

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: 165.1 mm (6.5 in) in 1969; 152.4 mm (6.0 in) in 1995; 142.7 mm (5.6 in) in 1960.

Download the Data

  • Data for Pedlar Dam standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Pedlar Dam 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).