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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Clear Creek Threshold Days by Year (USC00421472)

12 fixed thresholds counted per year at Clear Creek (USC00421472): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Clear Creek Thresholds

  • Clear Creek: days with a maximum temperature at or below 0 C (32 F) in 31 years, most in 1938 with 92.
  • Clear Creek: nights with a minimum temperature at or below 0 C (32 F) in 30 years, most in 1950 with 280.
  • Clear Creek: nights with a minimum temperature at or below -10 C (14 F) in 30 years, most in 1964 with 118.
  • Clear Creek: nights with a minimum temperature at or below -20 C (-4 F) in 30 years, most in 1964 with 28.
  • 12 fixed thresholds have at least one qualifying day at Clear Creek.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Clear Creek Days per year at Clear Creek with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1940. 011221940: 21948: 21953: 11955: 11958: 11960: 2194019481953195519581960
Days per year at Clear Creek with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 2 in 1940.
Days at or above 30 C (86 F) per year at Clear Creek
YearDaysDecade average
194022
194822
195311
195511
195811
196022
First to last qualifying date each year at Clear Creek For each year, a bar from the first to the last day at Clear Creek meeting 30 C (86 F). 1940: 13 August 1940 to 14 August 19401948: 10 August 1948 to 11 August 19481953: 8 July 1953 to 8 July 19531955: 14 July 1955 to 14 July 19551958: 12 August 1958 to 12 August 19581960: 16 July 1960 to 26 July 1960194019481953195519581960JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Clear Creek meeting 30 C (86 F).
First to last qualifying date each year at Clear Creek
YearFirst dateLast date
19401940-08-131940-08-14
19481948-08-101948-08-11
19531953-07-081953-07-08
19551955-07-141955-07-14
19581958-08-121958-08-12
19601960-07-161960-07-26

Every Fixed Threshold

Fixed thresholds at Clear Creek
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days6219402
0 C (32 F): Ice days (max3192193852
0 C (32 F): Frost days (min302801950238
-10 C (14 F): Days with min30118196481
-20 C (-4 F): Days with min3028196410
-30 C (-22 F): Days with min9319372
10 mm (0.39 in): Days with 10 mm or more rain3030193613
25 mm (0.98 in): Days with 25 mm or more rain23819413
50 mm (1.97 in): Days with 50 mm or more rain4219511
10 cm (3.9 in): Days with 10 cm or more snowfall2940195736
25 cm (9.8 in): Days with 25 cm or more snowfall251419643
50 cm (19.7 in): Days with 50 cm or more snowfall10219361

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1940.

Download the Data

  • Data for Clear Creek 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 (2025-12-31).