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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Green Lake Threshold Days by Year (USS0021C10S)

11 fixed thresholds counted per year at Green Lake (USS0021C10S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Green Lake Thresholds

  • Green Lake: days with 10 mm (0.39 in) or more of precipitation in 44 years, most in 2012 with 65.
  • Green Lake: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 2015 with 14.
  • Green Lake: days with a maximum temperature at or below 0 C (32 F) in 37 years, most in 1990 with 99.
  • Green Lake: nights with a minimum temperature at or below 0 C (32 F) in 37 years, most in 1999 with 240.
  • 11 fixed thresholds have at least one qualifying day at Green Lake.
15 years with a qualifying day
Days at or above 30 C (86 F) per year at Green Lake Days per year at Green Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 14 in 2021. 0510151992: 21994: 21996: 11998: 42002: 22003: 22014: 12018: 12019: 32021: 142022: 112023: 62024: 122025: 12026: 219921996200220142019202220242026
Days per year at Green Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 14 in 2021.
Days at or above 30 C (86 F) per year at Green Lake
YearDaysDecade average
199222.3
199422.3
199612.3
199842.3
200222
200322
201411.7
201811.7
201931.7
2021147.7
2022117.7
202367.7
2024127.7
202517.7
202627.7
First to last qualifying date each year at Green Lake For each year, a bar from the first to the last day at Green Lake meeting 30 C (86 F). 1992: 23 June 1992 to 13 August 19921994: 21 July 1994 to 22 July 19941996: 25 July 1996 to 25 July 19961998: 26 July 1998 to 1 September 19982002: 12 July 2002 to 13 July 20022003: 22 July 2003 to 29 July 20032014: 10 July 2014 to 10 July 20142018: 6 August 2018 to 6 August 20182019: 3 August 2019 to 3 September 20192021: 29 June 2021 to 29 August 20212022: 28 July 2022 to 9 October 20222023: 14 July 2023 to 28 August 20232024: 11 July 2024 to 1 September 20242025: 24 September 2025 to 24 September 20252026: 26 June 2026 to 7 July 202619921996200220142019202220242026JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Green Lake meeting 30 C (86 F).
First to last qualifying date each year at Green Lake
YearFirst dateLast date
19921992-06-231992-08-13
19941994-07-211994-07-22
19961996-07-251996-07-25
19981998-07-261998-09-01
20022002-07-122002-07-13
20032003-07-222003-07-29
20142014-07-102014-07-10
20182018-08-062018-08-06
20192019-08-032019-09-03
20212021-06-292021-08-29
20222022-07-282022-10-09
20232023-07-142023-08-28
20242024-07-112024-09-01
20252025-09-242025-09-24
20262026-06-262026-07-07

Every Fixed Threshold

Fixed thresholds at Green Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days151420212
35 C (95 F): Days5420213
90 F (32.2 C): Days9720241
0 C (32 F): Ice days (max3799199016
0 C (32 F): Frost days (min372401999111
-10 C (14 F): Days with min375620006
-20 C (-4 F): Days with min21619902
20 C (68 F): Tropical nights (min2120211
10 mm (0.39 in): Days with 10 mm or more rain4465201211
25 mm (0.98 in): Days with 25 mm or more rain431420154
50 mm (1.97 in): Days with 50 mm or more rain14319961

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1992.

Download the Data

  • Data for Green 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).