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Built 2026-10-19 (19 October 2026)

Fairfield Threshold Days by Year (USC00332651)

17 fixed thresholds counted per year at Fairfield (USC00332651): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Fairfield Thresholds

  • Fairfield: days with a maximum temperature at or above 30 C (86 F) in 40 years, most in 2007 with 103.
  • Fairfield: days with a maximum temperature at or above 90 F (32.2 C) in 40 years, most in 2002 with 66.
  • Fairfield: days with a maximum temperature at or below 0 C (32 F) in 40 years, most in 2010 with 41.
  • Fairfield: nights with a minimum temperature at or below 0 C (32 F) in 40 years, most in 1988 with 137.
  • 17 fixed thresholds have at least one qualifying day at Fairfield.
40 years with a qualifying day
Days at or above 30 C (86 F) per year at Fairfield Days per year at Fairfield with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 103 in 2007. 0501001501986: 761987: 941988: 811989: 631990: 581991: 941992: 301993: 721994: 631995: 741996: 551997: 551998: 921999: 852000: 552001: 712002: 962003: 512005: 782006: 632007: 1032008: 562009: 432010: 932011: 742012: 802013: 602014: 562015: 572016: 842017: 652018: 892019: 912020: 732021: 732022: 692023: 622024: 862025: 862026: 661986199019941998200220072011201520192023
Days per year at Fairfield with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 103 in 2007.
Days at or above 30 C (86 F) per year at Fairfield
YearDaysDecade average
19867678.5
19879478.5
19888178.5
19896378.5
19905867.8
19919467.8
19923067.8
19937267.8
19946367.8
19957467.8
19965567.8
19975567.8
19989267.8
19998567.8
20005568.4
20017168.4
20029668.4
20035168.4
20057868.4
20066368.4
200710368.4
20085668.4
20094368.4
20109374.9
20117474.9
20128074.9
20136074.9
20145674.9
20155774.9
20168474.9
20176574.9
20188974.9
20199174.9
20207373.6
20217373.6
20226973.6
20236273.6
20248673.6
20258673.6
20266673.6
First to last qualifying date each year at Fairfield For each year, a bar from the first to the last day at Fairfield meeting 30 C (86 F). 1986: 25 April 1986 to 30 September 19861987: 21 April 1987 to 28 September 19871988: 6 April 1988 to 3 September 19881989: 26 April 1989 to 14 October 19891990: 25 April 1990 to 8 September 19901991: 12 May 1991 to 1 October 19911992: 2 May 1992 to 16 September 19921993: 9 May 1993 to 15 September 19931994: 27 April 1994 to 2 October 19941995: 6 June 1995 to 15 September 19951996: 10 May 1996 to 12 September 19961997: 20 May 1997 to 9 October 19971998: 14 May 1998 to 30 September 19981999: 12 May 1999 to 29 September 19992000: 7 May 2000 to 21 September 20002001: 8 April 2001 to 14 September 20012002: 16 April 2002 to 4 October 20022003: 23 June 2003 to 11 September 20032005: 10 May 2005 to 6 October 20052006: 26 May 2006 to 5 October 20062007: 1 May 2007 to 10 October 20072008: 31 May 2008 to 23 September 20082009: 25 April 2009 to 15 September 20092010: 15 April 2010 to 12 October 20102011: 10 April 2011 to 13 September 20112012: 2 May 2012 to 7 September 20122013: 15 May 2013 to 20 September 20132014: 7 May 2014 to 2 October 20142015: 5 May 2015 to 28 September 20152016: 27 May 2016 to 25 September 20162017: 16 May 2017 to 3 October 20172018: 10 May 2018 to 10 October 20182019: 18 May 2019 to 5 October 20192020: 25 May 2020 to 13 September 20202021: 21 May 2021 to 29 September 20212022: 21 May 2022 to 22 September 20222023: 25 May 2023 to 5 October 20232024: 16 April 2024 to 7 October 20242025: 16 May 2025 to 5 October 20252026: 23 March 2026 to 2 October 202619861991199620012007201220172022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Fairfield meeting 30 C (86 F).
First to last qualifying date each year at Fairfield
YearFirst dateLast date
19861986-04-251986-09-30
19871987-04-211987-09-28
19881988-04-061988-09-03
19891989-04-261989-10-14
19901990-04-251990-09-08
19911991-05-121991-10-01
19921992-05-021992-09-16
19931993-05-091993-09-15
19941994-04-271994-10-02
19951995-06-061995-09-15
19961996-05-101996-09-12
19971997-05-201997-10-09
19981998-05-141998-09-30
19991999-05-121999-09-29
20002000-05-072000-09-21
20012001-04-082001-09-14
20022002-04-162002-10-04
20032003-06-232003-09-11
20052005-05-102005-10-06
20062006-05-262006-10-05
20072007-05-012007-10-10
20082008-05-312008-09-23
20092009-04-252009-09-15
20102010-04-152010-10-12
20112011-04-102011-09-13
20122012-05-022012-09-07
20132013-05-152013-09-20
20142014-05-072014-10-02
20152015-05-052015-09-28
20162016-05-272016-09-25
20172017-05-162017-10-03
20182018-05-102018-10-10
20192019-05-182019-10-05
20202020-05-252020-09-13
20212021-05-212021-09-29
20222022-05-212022-09-22
20232023-05-252023-10-05
20242024-04-162024-10-07
20252025-05-162025-10-05
20262026-03-232026-10-02

Every Fixed Threshold

Fixed thresholds at Fairfield
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days40103200766
35 C (95 F): Days373019885
40 C (104 F): Days2119881
90 F (32.2 C): Days4066200234
100 F (37.8 C): Days81019886
0 C (32 F): Ice days (max4041201025
0 C (32 F): Frost days (min40137198869
-10 C (14 F): Days with min4045201420
-20 C (-4 F): Days with min191020148
-30 C (-22 F): Days with min1219942
20 C (68 F): Tropical nights (min4053202532
25 C (77 F): Days with min9219861
10 mm (0.39 in): Days with 10 mm or more rain4051199041
25 mm (0.98 in): Days with 25 mm or more rain4025199015
50 mm (1.97 in): Days with 50 mm or more rain37419984
100 mm (3.94 in): Days with 100 mm or more rain5119961
10 cm (3.9 in): Days with 10 cm or more snowfall10219931

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.

Download the Data

  • Data for Fairfield 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).