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Built 2026-10-19 (19 October 2026)

Choke Canyon Dam Threshold Days by Year (USC00411720)

17 fixed thresholds counted per year at Choke Canyon Dam (USC00411720): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Choke Canyon Dam Thresholds

  • Choke Canyon Dam: days with a maximum temperature at or above 30 C (86 F) in 43 years, most in 2025 with 243.
  • Choke Canyon Dam: days with a maximum temperature at or above 35 C (95 F) in 43 years, most in 2025 with 163.
  • Choke Canyon Dam: days with a maximum temperature at or above 90 F (32.2 C) in 43 years, most in 2025 with 209.
  • Choke Canyon Dam: nights with a minimum temperature at or below 0 C (32 F) in 43 years, most in 1996 with 20.
  • 17 fixed thresholds have at least one qualifying day at Choke Canyon Dam.
43 years with a qualifying day
Days at or above 30 C (86 F) per year at Choke Canyon Dam Days per year at Choke Canyon Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 243 in 2025. 01002003001984: 1881985: 1731986: 1681987: 1841988: 1751989: 2091990: 1791991: 1911992: 1701993: 1661994: 1871995: 2011996: 2101997: 1671998: 1681999: 1882000: 1932001: 1682002: 1742003: 1442004: 1532005: 1842006: 2142007: 1402008: 1862009: 1842010: 1552011: 1972012: 1802013: 1702014: 1762015: 1672016: 1732017: 1872018: 1692019: 1662020: 1782021: 1562022: 1852023: 1792024: 2132025: 2432026: 212198419891994199920042009201420192024
Days per year at Choke Canyon Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 243 in 2025.
Days at or above 30 C (86 F) per year at Choke Canyon Dam
YearDaysDecade average
1984188182.8
1985173182.8
1986168182.8
1987184182.8
1988175182.8
1989209182.8
1990179182.7
1991191182.7
1992170182.7
1993166182.7
1994187182.7
1995201182.7
1996210182.7
1997167182.7
1998168182.7
1999188182.7
2000193174
2001168174
2002174174
2003144174
2004153174
2005184174
2006214174
2007140174
2008186174
2009184174
2010155174
2011197174
2012180174
2013170174
2014176174
2015167174
2016173174
2017187174
2018169174
2019166174
2020178195.1
2021156195.1
2022185195.1
2023179195.1
2024213195.1
2025243195.1
2026212195.1
First to last qualifying date each year at Choke Canyon Dam For each year, a bar from the first to the last day at Choke Canyon Dam meeting 30 C (86 F). 1984: 3 March 1984 to 9 November 19841985: 12 March 1985 to 16 November 19851986: 18 February 1986 to 19 November 19861987: 11 April 1987 to 16 November 19871988: 1 March 1988 to 23 December 19881989: 14 February 1989 to 28 November 19891990: 10 February 1990 to 22 December 19901991: 2 March 1991 to 30 November 19911992: 7 March 1992 to 12 November 19921993: 16 February 1993 to 14 November 19931994: 9 February 1994 to 9 December 19941995: 24 February 1995 to 6 December 19951996: 20 February 1996 to 24 November 19961997: 4 January 1997 to 6 November 19971998: 25 March 1998 to 18 October 19981999: 7 February 1999 to 4 December 19992000: 11 February 2000 to 3 November 20002001: 25 February 2001 to 3 November 20012002: 24 January 2002 to 13 October 20022003: 17 April 2003 to 29 September 20032004: 1 April 2004 to 1 November 20042005: 16 February 2005 to 4 December 20052006: 2 January 2006 to 11 November 20062007: 14 April 2007 to 12 December 20072008: 5 February 2008 to 27 December 20082009: 25 February 2009 to 30 October 20092010: 24 April 2010 to 26 November 20102011: 28 February 2011 to 21 November 20112012: 23 March 2012 to 20 December 20122013: 30 January 2013 to 22 November 20132014: 20 February 2014 to 29 October 20142015: 3 April 2015 to 12 November 20152016: 2 February 2016 to 18 December 20162017: 22 January 2017 to 5 December 20172018: 1 March 2018 to 15 October 20182019: 16 February 2019 to 16 December 20192020: 12 March 2020 to 25 November 20202021: 11 March 2021 to 11 December 20212022: 1 January 2022 to 5 November 20222023: 12 January 2023 to 9 November 20232024: 9 January 2024 to 31 December 20242025: 7 February 2025 to 29 December 20252026: 3 January 2026 to 15 October 202619841990199620022008201420202026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Choke Canyon Dam meeting 30 C (86 F).
First to last qualifying date each year at Choke Canyon Dam
YearFirst dateLast date
19841984-03-031984-11-09
19851985-03-121985-11-16
19861986-02-181986-11-19
19871987-04-111987-11-16
19881988-03-011988-12-23
19891989-02-141989-11-28
19901990-02-101990-12-22
19911991-03-021991-11-30
19921992-03-071992-11-12
19931993-02-161993-11-14
19941994-02-091994-12-09
19951995-02-241995-12-06
19961996-02-201996-11-24
19971997-01-041997-11-06
19981998-03-251998-10-18
19991999-02-071999-12-04
20002000-02-112000-11-03
20012001-02-252001-11-03
20022002-01-242002-10-13
20032003-04-172003-09-29
20042004-04-012004-11-01
20052005-02-162005-12-04
20062006-01-022006-11-11
20072007-04-142007-12-12
20082008-02-052008-12-27
20092009-02-252009-10-30
20102010-04-242010-11-26
20112011-02-282011-11-21
20122012-03-232012-12-20
20132013-01-302013-11-22
20142014-02-202014-10-29
20152015-04-032015-11-12
20162016-02-022016-12-18
20172017-01-222017-12-05
20182018-03-012018-10-15
20192019-02-162019-12-16
20202020-03-122020-11-25
20212021-03-112021-12-11
20222022-01-012022-11-05
20232023-01-122023-11-09
20242024-01-092024-12-31
20252025-02-072025-12-29
20262026-01-032026-10-15

Every Fixed Threshold

Fixed thresholds at Choke Canyon Dam
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days432432025212
35 C (95 F): Days431632025137
40 C (104 F): Days3328202535
90 F (32.2 C): Days432092025189
100 F (37.8 C): Days4189198975
110 F (43.3 C): Days2219981
0 C (32 F): Ice days (max8420211
0 C (32 F): Frost days (min4320199612
-10 C (14 F): Days with min1120211
20 C (68 F): Tropical nights (min431812024158
25 C (77 F): Days with min4363202434
10 mm (0.39 in): Days with 10 mm or more rain4334200713
25 mm (0.98 in): Days with 25 mm or more rain431620074
50 mm (1.97 in): Days with 50 mm or more rain36520022
100 mm (3.94 in): Days with 100 mm or more rain7320021
200 mm (7.87 in): Days with 200 mm or more rain1119901
10 cm (3.9 in): Days with 10 cm or more snowfall1120041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1984.

Download the Data

  • Data for Choke Canyon 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).