All-time weather records — Rockville, UT

Record high
115.0°F
July 1, 1950
Record low
-15.0°F
January 21, 1937
Wettest day
3.07 in
April 29, 1917

Climate change signal in Rockville

13.7%

of Rockville's all-time daily heat records were set in the last decade (50 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 #
1900s
33
27
1910s
31
102
1920s
21
39
1930s
16
19
1940s
33
25
1950s
28
5
1960s
9
30
1970s
7
33
1980s
22
18
1990s
28
25
2000s
66
10
2010s
35
16
2020s
37
17

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 1904, the latest in 2025. Period of observation: 1904-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 73.9°F — Jan 30, 2018 -15.0°F — Jan 21, 1937 2.25 in — Jan 13, 1916
February 97.0°F — Feb 10, 1907 0.0°F — Feb 6, 1989 2.11 in — Feb 21, 1996
March 91.0°F — Mar 17, 2007 10.0°F — Mar 3, 2002 2.77 in — Mar 3, 1938
April 97.0°F — Apr 23, 2012 21.0°F — Apr 26, 1984 3.07 in — Apr 29, 1917
May 106.0°F — May 28, 2003 19.9°F — May 19, 1915 1.80 in — May 16, 1944
June 114.1°F — Jun 17, 2021 7.0°F — Jun 25, 1920 2.15 in — Jun 7, 1949
July 115.0°F — Jul 1, 1950 41.0°F — Jul 3, 1921 2.76 in — Jul 29, 1975
August 111.9°F — Aug 16, 1939 35.1°F — Aug 20, 1915 2.35 in — Aug 31, 1909
September 109.9°F — Sep 1, 1950 33.1°F — Sep 20, 1965 2.04 in — Sep 9, 2014
October 99.0°F — Oct 1, 2024 12.9°F — Oct 30, 2019 2.40 in — Oct 21, 2004
November 90.0°F — Nov 14, 1999 -9.9°F — Nov 28, 1919 1.55 in — Nov 6, 1987
December 81.0°F — Dec 2, 1904 -5.1°F — Dec 23, 1990 2.02 in — Dec 6, 1966

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