All-time weather records — Fairfield, UT

Record high
102.0°F
July 13, 2002
Record low
-36.0°F
February 6, 1989
Wettest day
2.70 in
February 9, 2009

Climate change signal in Fairfield

19.7%

of Fairfield's all-time daily heat records were set in the last decade (72 of 366 records since 2015).

6.8%

of all-time daily cold records were set in the last decade (25 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
1910s
·
·
1950s
57
87
1960s
34
68
1970s
34
69
1980s
42
35
1990s
59
37
2000s
54
35
2010s
27
21
2020s
59
14

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1950, the latest in 2026. Period of observation: 1911-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 63.0°F — Jan 27, 1987 -29.0°F — Jan 4, 1960 2.64 in — Jan 29, 1911
February 70.0°F — Feb 28, 1972 -36.0°F — Feb 6, 1989 2.70 in — Feb 9, 2009
March 81.0°F — Mar 22, 2004 -11.0°F — Mar 4, 1966 1.31 in — Mar 3, 1978
April 84.9°F — Apr 26, 1992 7.0°F — Apr 13, 2020 1.01 in — Apr 1, 1984
May 96.1°F — May 28, 2003 14.0°F — May 3, 2008 2.00 in — May 15, 1991
June 100.0°F — Jun 15, 2021 17.1°F — Jun 27, 1959 2.33 in — Jun 12, 2023
July 102.0°F — Jul 13, 2002 30.9°F — Jul 20, 2009 1.50 in — Jul 12, 1985
August 100.9°F — Aug 1, 2020 27.0°F — Aug 31, 1962 1.26 in — Aug 5, 1977
September 100.0°F — Sep 6, 2024 16.0°F — Sep 23, 1956 1.19 in — Sep 27, 2014
October 88.0°F — Oct 1, 1979 1.9°F — Oct 30, 2019 1.55 in — Oct 20, 1979
November 78.1°F — Nov 5, 2010 -20.0°F — Nov 16, 1955 1.03 in — Nov 22, 1996
December 70.0°F — Dec 1, 1995 -29.0°F — Dec 23, 1990 2.00 in — Dec 8, 2007

Click a month to see every daily record for that month in Fairfield.