Built 2026-10-19 (19 October 2026)

White Horse Lake Threshold Days by Year (USS0012P02S)

15 fixed thresholds counted per year at White Horse Lake (USS0012P02S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for White Horse Lake Thresholds

  • White Horse Lake: days with 10 mm (0.39 in) or more of precipitation in 46 years, most in 1992 with 39.
  • White Horse Lake: days with 25 mm (0.98 in) or more of precipitation in 45 years, most in 2010 with 11.
  • White Horse Lake: days with a maximum temperature at or above 30 C (86 F) in 37 years, most in 1985 with 114.
  • White Horse Lake: days with a maximum temperature at or above 90 F (32.2 C) in 37 years, most in 1985 with 90.
  • 15 fixed thresholds have at least one qualifying day at White Horse Lake.
37 years with a qualifying day
Days at or above 30 C (86 F) per year at White Horse Lake Days per year at White Horse Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 114 in 1985. 0501001501985: 1141991: 201992: 161993: 351994: 461995: 441996: 431997: 391998: 361999: 202000: 592001: 432002: 792003: 862004: 622005: 172006: 202007: 332008: 302009: 292010: 252011: 362012: 272013: 212014: 122015: 202016: 312017: 282018: 322019: 402020: 582021: 282022: 272023: 282024: 232025: 342026: 231985199419982002200620102014201820222026
Days per year at White Horse Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 114 in 1985.
Days at or above 30 C (86 F) per year at White Horse Lake
YearDaysDecade average
1985114114
19912033.2
19921633.2
19933533.2
19944633.2
19954433.2
19964333.2
19973933.2
19983633.2
19992033.2
20005945.8
20014345.8
20027945.8
20038645.8
20046245.8
20051745.8
20062045.8
20073345.8
20083045.8
20092945.8
20102527.2
20113627.2
20122727.2
20132127.2
20141227.2
20152027.2
20163127.2
20172827.2
20183227.2
20194027.2
20205831.6
20212831.6
20222731.6
20232831.6
20242331.6
20253431.6
20262331.6
First to last qualifying date each year at White Horse Lake For each year, a bar from the first to the last day at White Horse Lake meeting 30 C (86 F). 1985: 7 April 1985 to 24 October 19851991: 1 July 1991 to 30 August 19911992: 21 June 1992 to 20 August 19921993: 13 June 1993 to 11 September 19931994: 2 June 1994 to 8 September 19941995: 11 June 1995 to 13 September 19951996: 11 May 1996 to 9 October 19961997: 29 May 1997 to 8 September 19971998: 27 June 1998 to 30 August 19981999: 13 June 1999 to 8 September 19992000: 22 May 2000 to 20 September 20002001: 24 May 2001 to 27 September 20012002: 29 May 2002 to 23 September 20022003: 22 May 2003 to 22 October 20032004: 2 June 2004 to 15 September 20042005: 20 June 2005 to 21 July 20052006: 2 June 2006 to 25 July 20062007: 14 June 2007 to 30 August 20072008: 14 June 2008 to 28 August 20082009: 28 June 2009 to 30 August 20092010: 5 June 2010 to 30 September 20102011: 15 June 2011 to 4 September 20112012: 1 June 2012 to 14 August 20122013: 6 June 2013 to 17 August 20132014: 10 June 2014 to 10 August 20142015: 17 June 2015 to 19 August 20152016: 3 June 2016 to 30 July 20162017: 15 June 2017 to 5 September 20172018: 3 June 2018 to 19 August 20182019: 28 June 2019 to 7 September 20192020: 29 May 2020 to 7 September 20202021: 3 June 2021 to 7 September 20212022: 8 June 2022 to 7 September 20222023: 1 July 2023 to 30 August 20232024: 6 June 2024 to 6 August 20242025: 15 June 2025 to 22 August 20252026: 23 June 2026 to 28 August 202619851995200020052010201520202025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at White Horse Lake meeting 30 C (86 F).
First to last qualifying date each year at White Horse Lake
YearFirst dateLast date
19851985-04-071985-10-24
19911991-07-011991-08-30
19921992-06-211992-08-20
19931993-06-131993-09-11
19941994-06-021994-09-08
19951995-06-111995-09-13
19961996-05-111996-10-09
19971997-05-291997-09-08
19981998-06-271998-08-30
19991999-06-131999-09-08
20002000-05-222000-09-20
20012001-05-242001-09-27
20022002-05-292002-09-23
20032003-05-222003-10-22
20042004-06-022004-09-15
20052005-06-202005-07-21
20062006-06-022006-07-25
20072007-06-142007-08-30
20082008-06-142008-08-28
20092009-06-282009-08-30
20102010-06-052010-09-30
20112011-06-152011-09-04
20122012-06-012012-08-14
20132013-06-062013-08-17
20142014-06-102014-08-10
20152015-06-172015-08-19
20162016-06-032016-07-30
20172017-06-152017-09-05
20182018-06-032018-08-19
20192019-06-282019-09-07
20202020-05-292020-09-07
20212021-06-032021-09-07
20222022-06-082022-09-07
20232023-07-012023-08-30
20242024-06-062024-08-06
20252025-06-152025-08-22
20262026-06-232026-08-28

Every Fixed Threshold

Fixed thresholds at White Horse Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days37114198523
35 C (95 F): Days186619851
40 C (104 F): Days126198526
45 C (113 F): Days1119851
90 F (32.2 C): Days379019853
100 F (37.8 C): Days24919855
110 F (43.3 C): Days1619856
0 C (32 F): Ice days (max371420135
0 C (32 F): Frost days (min35200199881
-10 C (14 F): Days with min353720018
-20 C (-4 F): Days with min2120101
10 mm (0.39 in): Days with 10 mm or more rain4639199222
25 mm (0.98 in): Days with 25 mm or more rain451120104
50 mm (1.97 in): Days with 50 mm or more rain23420193
100 mm (3.94 in): Days with 100 mm or more rain1119931

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1985.

Download the Data

  • Data for White Horse Lake 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).