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Built 2026-10-19 (19 October 2026)

Williams Fk Dam Threshold Days by Year (USC00059096)

14 fixed thresholds counted per year at Williams Fk Dam (USC00059096): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Williams Fk Dam Thresholds

  • Williams Fk Dam: days with a maximum temperature at or below 0 C (32 F) in 44 years, most in 2022 with 106.
  • Williams Fk Dam: days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 1984 with 13.
  • Williams Fk Dam: days with 10 cm (3.9 in) or more of snowfall in 44 years, most in 1983 with 11.
  • Williams Fk Dam: nights with a minimum temperature at or below 0 C (32 F) in 43 years, most in 1992 with 271.
  • 14 fixed thresholds have at least one qualifying day at Williams Fk Dam.
40 years with a qualifying day
Days at or above 30 C (86 F) per year at Williams Fk Dam Days per year at Williams Fk Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 2003. 02040601983: 21985: 21986: 21987: 41988: 21989: 91990: 91991: 11993: 11994: 61995: 21996: 31997: 21998: 181999: 42000: 42001: 82002: 182003: 202004: 22005: 52006: 72007: 32008: 12010: 32012: 62013: 22014: 12015: 62016: 22017: 32018: 152019: 32020: 142021: 182022: 82023: 102024: 142025: 152026: 411983198819931997200120052010201520192023
Days per year at Williams Fk Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 20 in 2003.
Days at or above 30 C (86 F) per year at Williams Fk Dam
YearDaysDecade average
198323.5
198523.5
198623.5
198743.5
198823.5
198993.5
199095.1
199115.1
199315.1
199465.1
199525.1
199635.1
199725.1
1998185.1
199945.1
200047.6
200187.6
2002187.6
2003207.6
200427.6
200557.6
200677.6
200737.6
200817.6
201034.6
201264.6
201324.6
201414.6
201564.6
201624.6
201734.6
2018154.6
201934.6
20201417.1
20211817.1
2022817.1
20231017.1
20241417.1
20251517.1
20264117.1
First to last qualifying date each year at Williams Fk Dam For each year, a bar from the first to the last day at Williams Fk Dam meeting 30 C (86 F). 1983: 9 August 1983 to 10 August 19831985: 6 July 1985 to 7 July 19851986: 18 August 1986 to 19 August 19861987: 24 July 1987 to 27 July 19871988: 14 July 1988 to 15 August 19881989: 20 June 1989 to 22 July 19891990: 24 June 1990 to 4 July 19901991: 16 July 1991 to 16 July 19911993: 30 July 1993 to 30 July 19931994: 18 June 1994 to 27 August 19941995: 30 July 1995 to 5 September 19951996: 20 July 1996 to 14 August 19961997: 17 July 1997 to 4 August 19971998: 30 June 1998 to 8 September 19981999: 6 July 1999 to 28 July 19992000: 15 July 2000 to 11 August 20002001: 30 June 2001 to 6 August 20012002: 30 June 2002 to 1 August 20022003: 6 July 2003 to 15 August 20032004: 13 July 2004 to 14 July 20042005: 14 July 2005 to 23 July 20052006: 16 July 2006 to 31 July 20062007: 2 July 2007 to 4 July 20072008: 2 August 2008 to 2 August 20082010: 18 July 2010 to 27 July 20102012: 26 June 2012 to 21 July 20122013: 29 June 2013 to 12 July 20132014: 24 July 2014 to 24 July 20142015: 24 June 2015 to 26 August 20152016: 21 June 2016 to 22 June 20162017: 6 July 2017 to 20 July 20172018: 27 June 2018 to 14 August 20182019: 3 September 2019 to 6 September 20192020: 8 July 2020 to 6 September 20202021: 14 June 2021 to 15 August 20212022: 10 July 2022 to 9 September 20222023: 20 June 2023 to 22 August 20232024: 14 June 2024 to 29 September 20242025: 10 July 2025 to 12 September 20252026: 3 June 2026 to 29 August 202619831989199520002005201220172022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Williams Fk Dam meeting 30 C (86 F).
First to last qualifying date each year at Williams Fk Dam
YearFirst dateLast date
19831983-08-091983-08-10
19851985-07-061985-07-07
19861986-08-181986-08-19
19871987-07-241987-07-27
19881988-07-141988-08-15
19891989-06-201989-07-22
19901990-06-241990-07-04
19911991-07-161991-07-16
19931993-07-301993-07-30
19941994-06-181994-08-27
19951995-07-301995-09-05
19961996-07-201996-08-14
19971997-07-171997-08-04
19981998-06-301998-09-08
19991999-07-061999-07-28
20002000-07-152000-08-11
20012001-06-302001-08-06
20022002-06-302002-08-01
20032003-07-062003-08-15
20042004-07-132004-07-14
20052005-07-142005-07-23
20062006-07-162006-07-31
20072007-07-022007-07-04
20082008-08-022008-08-02
20102010-07-182010-07-27
20122012-06-262012-07-21
20132013-06-292013-07-12
20142014-07-242014-07-24
20152015-06-242015-08-26
20162016-06-212016-06-22
20172017-07-062017-07-20
20182018-06-272018-08-14
20192019-09-032019-09-06
20202020-07-082020-09-06
20212021-06-142021-08-15
20222022-07-102022-09-09
20232023-06-202023-08-22
20242024-06-142024-09-29
20252025-07-102025-09-12
20262026-06-032026-08-29

Every Fixed Threshold

Fixed thresholds at Williams Fk Dam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days4020200341
35 C (95 F): Days10n/a2
90 F (32.2 C): Days124199020
0 C (32 F): Ice days (max44106202216
0 C (32 F): Frost days (min432711992159
-10 C (14 F): Days with min43148198440
-20 C (-4 F): Days with min436419926
-30 C (-22 F): Days with min341019892
-40 C (-40 F): Days with min2319893
10 mm (0.39 in): Days with 10 mm or more rain441319844
25 mm (0.98 in): Days with 25 mm or more rain13319851
50 mm (1.97 in): Days with 50 mm or more rain1219852
10 cm (3.9 in): Days with 10 cm or more snowfall441119831
25 cm (9.8 in): Days with 25 cm or more snowfall10219851

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1983.

Download the Data

  • Data for Williams Fk 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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-17).