All-time weather records — Eureka, UT

Record high
96.3°F
July 13, 2002
Record low
-11.2°F
January 14, 2013
Wettest day
25.50 in
September 30, 1979

Climate change signal in Eureka

59.3%

of Eureka's all-time daily heat records were set in the last decade (217 of 366 records since 2015).

46.2%

of all-time daily cold records were set in the last decade (169 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 #
1970s
·
·
1980s
·
·
1990s
·
·
2000s
94
119
2010s
145
153
2020s
127
94

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 2002, the latest in 2026. Period of observation: 1978-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 56.8°F — Jan 26, 2015 -11.2°F — Jan 14, 2013 2.20 in — Jan 21, 2012
February 56.8°F — Feb 14, 2015 -8.0°F — Feb 2, 2011 2.90 in — Feb 27, 1983
March 74.5°F — Mar 25, 2026 0.7°F — Mar 2, 2007 4.00 in — Mar 11, 2023
April 77.7°F — Apr 23, 2012 7.3°F — Apr 3, 2018 1.70 in — Apr 1, 1986
May 86.4°F — May 28, 2003 16.7°F — May 9, 2022 2.30 in — May 17, 1983
June 93.6°F — Jun 28, 2013 24.3°F — Jun 10, 2002 1.40 in — Jun 4, 2008
July 96.3°F — Jul 13, 2002 37.2°F — Jul 11, 2016 1.30 in — Jul 7, 1999
August 94.3°F — Aug 2, 2020 34.3°F — Aug 27, 2004 2.10 in — Aug 18, 2021
September 90.9°F — Sep 5, 2020 20.1°F — Sep 30, 2007 25.50 in — Sep 30, 1979
October 82.2°F — Oct 1, 2010 -3.6°F — Oct 30, 2019 2.80 in — Oct 20, 2004
November 66.4°F — Nov 5, 2020 -9.9°F — Nov 25, 2010 2.90 in — Nov 30, 1982
December 55.2°F — Dec 4, 2007 -10.1°F — Dec 5, 2013 4.40 in — Dec 29, 2010

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