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

Mills Threshold Days by Year (USC00295725)

14 fixed thresholds counted per year at Mills (USC00295725): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mills Thresholds

  • Mills: days with 10 mm (0.39 in) or more of precipitation in 19 years, most in 1918 with 18.
  • Mills: days with 25 mm (0.98 in) or more of precipitation in 19 years, most in 1919 with 8.
  • Mills: days with 10 cm (3.9 in) or more of snowfall in 14 years, most in 1919 with 5.
  • Mills: days with a maximum temperature at or above 30 C (86 F) in 8 years, most in 1928 with 81.
  • 14 fixed thresholds have at least one qualifying day at Mills.
8 years with a qualifying day
Days at or above 30 C (86 F) per year at Mills Days per year at Mills with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 81 in 1928. 02550751001924: 761925: 581926: 621928: 811929: 451930: 661931: 501932: 4019241925192619281929193019311932
Days per year at Mills with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 81 in 1928.
Days at or above 30 C (86 F) per year at Mills
YearDaysDecade average
19247664.4
19255864.4
19266264.4
19288164.4
19294564.4
19306652
19315052
19324052
First to last qualifying date each year at Mills For each year, a bar from the first to the last day at Mills meeting 30 C (86 F). 1924: 11 June 1924 to 16 September 19241925: 14 April 1925 to 19 September 19251926: 20 May 1926 to 17 September 19261928: 30 April 1928 to 20 September 19281929: 9 June 1929 to 3 September 19291930: 14 June 1930 to 24 September 19301931: 25 May 1931 to 13 September 19311932: 15 June 1932 to 20 September 193219241925192619281929193019311932JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mills meeting 30 C (86 F).
First to last qualifying date each year at Mills
YearFirst dateLast date
19241924-06-111924-09-16
19251925-04-141925-09-19
19261926-05-201926-09-17
19281928-04-301928-09-20
19291929-06-091929-09-03
19301930-06-141930-09-24
19311931-05-251931-09-13
19321932-06-151932-09-20

Every Fixed Threshold

Fixed thresholds at Mills
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days881192840
35 C (95 F): Days52619281
90 F (32.2 C): Days86219249
100 F (37.8 C): Days3819288
0 C (32 F): Ice days (max823192416
0 C (32 F): Frost days (min81671924155
-10 C (14 F): Days with min847193247
-20 C (-4 F): Days with min4419241
20 C (68 F): Tropical nights (min3119251
10 mm (0.39 in): Days with 10 mm or more rain191819189
25 mm (0.98 in): Days with 25 mm or more rain19819192
50 mm (1.97 in): Days with 50 mm or more rain5219161
10 cm (3.9 in): Days with 10 cm or more snowfall14519192
25 cm (9.8 in): Days with 25 cm or more snowfall3319191

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

  • Data for Mills 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).