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Data as of 2026-10-15
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Built 2026-10-17 (17 October 2026)

Thumb Divide Threshold Days by Year

10 fixed thresholds counted per year at Thumb Divide (USS0010E07S): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Thumb Divide Thresholds

  • Thumb Divide: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1996 with 48.
  • Thumb Divide: days with a maximum temperature at or below 0 C (32 F) in 33 years, most in 2002 with 116.
  • Thumb Divide: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1996 with 6.
  • Thumb Divide: nights with a minimum temperature at or below 0 C (32 F) in 27 years, most in 2010 with 307.
  • 10 fixed thresholds have at least one qualifying day at Thumb Divide.
12 years with a qualifying day
Days at or above 30 C (86 F) per year at Thumb Divide Days per year at Thumb Divide with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 2003. 02461989: 12000: 22002: 42003: 52005: 12006: 32007: 52018: 22020: 12021: 12024: 32026: 4198920022005200720202024
Days per year at Thumb Divide with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 2003.
Days at or above 30 C (86 F) per year at Thumb Divide
YearDaysDecade average
198911
200023.3
200243.3
200353.3
200513.3
200633.3
200753.3
201822
202012.3
202112.3
202432.3
202642.3
First to last qualifying date each year at Thumb Divide For each year, a bar from the first to the last day at Thumb Divide meeting 30 C (86 F). 1989: 31 July 1989 to 31 July 19892000: 31 July 2000 to 1 August 20002002: 11 July 2002 to 14 July 20022003: 20 July 2003 to 14 August 20032005: 21 July 2005 to 21 July 20052006: 15 July 2006 to 22 July 20062007: 6 July 2007 to 23 July 20072018: 10 August 2018 to 11 August 20182020: 17 August 2020 to 17 August 20202021: 19 July 2021 to 19 July 20212024: 10 July 2024 to 3 August 20242026: 12 July 2026 to 21 August 2026198920022005200720202024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Thumb Divide meeting 30 C (86 F).
First to last qualifying date each year at Thumb Divide
YearFirst dateLast date
19891989-07-311989-07-31
20002000-07-312000-08-01
20022002-07-112002-07-14
20032003-07-202003-08-14
20052005-07-212005-07-21
20062006-07-152006-07-22
20072007-07-062007-07-23
20182018-08-102018-08-11
20202020-08-172020-08-17
20212021-07-192021-07-19
20242024-07-102024-08-03
20262026-07-122026-08-21

Every Fixed Threshold

Fixed thresholds at Thumb Divide
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days12520034
90 F (32.2 C): Days1220032
0 C (32 F): Ice days (max33116200244
0 C (32 F): Frost days (min273072010198
-10 C (14 F): Days with min27140200862
-20 C (-4 F): Days with min2765202217
-30 C (-22 F): Days with min271120132
-40 C (-40 F): Days with min3120031
10 mm (0.39 in): Days with 10 mm or more rain3848199617
25 mm (0.98 in): Days with 25 mm or more rain29619961

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1989.

Download the Data

  • Data for Thumb Divide 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-15).