All-time weather records — Ephraim, UT

Record high
108.0°F
July 18, 1998
Record low
-34.1°F
December 23, 1990
Wettest day
2.21 in
December 6, 1966

Climate change signal in Ephraim

22.4%

of Ephraim's all-time daily heat records were set in the last decade (82 of 366 records since 2015).

16.4%

of all-time daily cold records were set in the last decade (60 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 #
1940s
·
·
1950s
21
38
1960s
10
52
1970s
17
34
1980s
29
36
1990s
85
35
2000s
110
72
2010s
35
72
2020s
59
27

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: 1949-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 62.1°F — Jan 30, 2018 -27.9°F — Jan 7, 1982 1.10 in — Jan 25, 2000
February 70.0°F — Feb 28, 1972 -22.0°F — Feb 6, 1982 1.45 in — Feb 18, 1980
March 84.9°F — Mar 21, 2004 -9.0°F — Mar 1, 1997 0.95 in — Mar 28, 1993
April 88.0°F — Apr 27, 2000 9.0°F — Apr 2, 1975 0.90 in — Apr 16, 2013
May 99.0°F — May 28, 2003 18.0°F — May 1, 2011 1.18 in — May 7, 1964
June 102.0°F — Jun 26, 2002 26.1°F — Jun 14, 1976 1.92 in — Jun 10, 1970
July 108.0°F — Jul 18, 1998 34.0°F — Jul 11, 1983 1.08 in — Jul 15, 1953
August 104.0°F — Aug 2, 2000 28.9°F — Aug 31, 2005 1.15 in — Aug 8, 2019
September 100.9°F — Sep 6, 2022 16.0°F — Sep 18, 1965 1.10 in — Sep 29, 1982
October 90.0°F — Oct 9, 1996 0.0°F — Oct 29, 2019 1.05 in — Oct 18, 2024
November 75.9°F — Nov 6, 1999 -18.9°F — Nov 30, 2006 1.05 in — Nov 21, 1996
December 66.0°F — Dec 1, 1995 -34.1°F — Dec 23, 1990 2.21 in — Dec 6, 1966

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