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Built 2026-10-18 (18 October 2026)

Mill Creek (Anf) California Threshold Days by Year

9 fixed thresholds counted per year at Mill Creek (Anf) California (USR0000CMIL): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mill Creek (Anf) California Thresholds

  • Mill Creek (Anf) California: days with a maximum temperature at or above 30 C (86 F) in 31 years, most in 1992 with 102.
  • Mill Creek (Anf) California: days with a maximum temperature at or above 90 F (32.2 C) in 31 years, most in 1992 with 64.
  • Mill Creek (Anf) California: nights with a minimum temperature at or below 0 C (32 F) in 31 years, most in 2001 with 67.
  • Mill Creek (Anf) California: nights with a minimum temperature at or above 20 C (68 F) in 31 years, most in 2024 with 61.
  • 9 fixed thresholds have at least one qualifying day at Mill Creek (Anf) California.
31 years with a qualifying day
Days at or above 30 C (86 F) per year at Mill Creek (Anf) California Days per year at Mill Creek (Anf) California with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 102 in 1992. 0501001501991: 621992: 1021995: 191996: 351997: 131999: 262000: 342001: 382002: 452003: 562004: 202005: 282006: 422007: 412008: 332011: 212012: 342013: 332014: 332015: 282016: 392017: 402018: 472019: 342020: 392021: 562022: 592023: 322024: 752025: 412026: 4919911997200220062012201620202024
Days per year at Mill Creek (Anf) California with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 102 in 1992.
Days at or above 30 C (86 F) per year at Mill Creek (Anf) California
YearDaysDecade average
19916242.8
199210242.8
19951942.8
19963542.8
19971342.8
19992642.8
20003437.4
20013837.4
20024537.4
20035637.4
20042037.4
20052837.4
20064237.4
20074137.4
20083337.4
20112134.3
20123434.3
20133334.3
20143334.3
20152834.3
20163934.3
20174034.3
20184734.3
20193434.3
20203950.1
20215650.1
20225950.1
20233250.1
20247550.1
20254150.1
20264950.1
First to last qualifying date each year at Mill Creek (Anf) California For each year, a bar from the first to the last day at Mill Creek (Anf) California meeting 30 C (86 F). 1991: 10 June 1991 to 7 November 19911992: 28 February 1992 to 20 October 19921995: 26 June 1995 to 15 September 19951996: 11 May 1996 to 8 October 19961997: 4 July 1997 to 9 September 19971999: 29 June 1999 to 30 September 19992000: 22 May 2000 to 20 September 20002001: 21 May 2001 to 2 October 20012002: 29 May 2002 to 23 September 20022003: 27 May 2003 to 20 October 20032004: 4 June 2004 to 10 September 20042005: 22 May 2005 to 1 September 20052006: 3 June 2006 to 12 September 20062007: 3 June 2007 to 3 September 20072008: 13 April 2008 to 7 September 20082011: 21 June 2011 to 20 September 20112012: 16 May 2012 to 2 October 20122013: 31 May 2013 to 19 September 20132014: 7 June 2014 to 6 October 20142015: 14 June 2015 to 24 September 20152016: 31 May 2016 to 19 September 20162017: 16 June 2017 to 2 September 20172018: 9 May 2018 to 27 September 20182019: 4 June 2019 to 14 September 20192020: 28 May 2020 to 17 October 20202021: 30 May 2021 to 21 September 20212022: 7 June 2022 to 28 September 20222023: 29 June 2023 to 30 August 20232024: 4 June 2024 to 7 October 20242025: 30 May 2025 to 3 September 20252026: 19 March 2026 to 7 October 202619911997200220062012201620202024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mill Creek (Anf) California meeting 30 C (86 F).
First to last qualifying date each year at Mill Creek (Anf) California
YearFirst dateLast date
19911991-06-101991-11-07
19921992-02-281992-10-20
19951995-06-261995-09-15
19961996-05-111996-10-08
19971997-07-041997-09-09
19991999-06-291999-09-30
20002000-05-222000-09-20
20012001-05-212001-10-02
20022002-05-292002-09-23
20032003-05-272003-10-20
20042004-06-042004-09-10
20052005-05-222005-09-01
20062006-06-032006-09-12
20072007-06-032007-09-03
20082008-04-132008-09-07
20112011-06-212011-09-20
20122012-05-162012-10-02
20132013-05-312013-09-19
20142014-06-072014-10-06
20152015-06-142015-09-24
20162016-05-312016-09-19
20172017-06-162017-09-02
20182018-05-092018-09-27
20192019-06-042019-09-14
20202020-05-282020-10-17
20212021-05-302021-09-21
20222022-06-072022-09-28
20232023-06-292023-08-30
20242024-06-042024-10-07
20252025-05-302025-09-03
20262026-03-192026-10-07

Every Fixed Threshold

Fixed thresholds at Mill Creek (Anf) California
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days31102199249
35 C (95 F): Days203619922
90 F (32.2 C): Days3164199219
100 F (37.8 C): Days61319923
0 C (32 F): Ice days (max16520191
0 C (32 F): Frost days (min316720018
-10 C (14 F): Days with min1120231
20 C (68 F): Tropical nights (min3161202443
25 C (77 F): Days with min19920249

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1991.

Download the Data

  • Data for Mill Creek (Anf) California 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2026-10-16).