All-time weather records — Koosharem, UT

Record high
125.1°F
June 14, 2006
Record low
-40.0°F
June 14, 2006
Wettest day
6.00 in
December 10, 2004

Climate change signal in Koosharem

0%

of Koosharem's all-time daily heat records were set in the last decade (0 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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 #
1890s
2
31
1910s
·
2
1920s
15
52
1940s
·
·
1950s
61
46
1960s
66
65
1970s
51
72
1980s
75
43
1990s
40
29
2000s
56
26

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 1895, the latest in 2009. Period of observation: 1893-2009.

Records by month

Month Hottest day Coldest day Wettest day
January 64.0°F — Jan 10, 1990 -27.9°F — Jan 13, 1963 0.95 in — Jan 19, 1929
February 69.1°F — Feb 25, 1986 -24.0°F — Feb 1, 1985 0.90 in — Feb 26, 1928
March 77.0°F — Mar 20, 2004 -13.0°F — Mar 9, 1969 0.80 in — Mar 13, 1928
April 79.0°F — Apr 19, 1962 0.0°F — Apr 7, 1921 1.00 in — Apr 12, 2002
May 91.0°F — May 22, 1999 12.0°F — May 6, 1975 1.50 in — May 10, 1922
June 125.1°F — Jun 14, 2006 -40.0°F — Jun 14, 2006 1.60 in — Jun 2, 2005
July 98.1°F — Jul 7, 1989 27.0°F — Jul 3, 1921 1.56 in — Jul 25, 2007
August 98.1°F — Aug 17, 1895 10.0°F — Aug 20, 1985 1.46 in — Aug 15, 1984
September 91.9°F — Sep 5, 1955 10.9°F — Sep 24, 1895 1.33 in — Sep 22, 1967
October 90.0°F — Oct 2, 1922 -6.0°F — Oct 30, 1971 1.40 in — Oct 21, 2004
November 78.1°F — Nov 3, 1962 -17.0°F — Nov 27, 1952 1.22 in — Nov 2, 1978
December 63.0°F — Dec 1, 1995 -32.1°F — Dec 23, 1990 6.00 in — Dec 10, 2004

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