All-time weather records — Rockvale, CO

Record high
107.1°F
July 11, 1954
Record low
-29.9°F
February 12, 1905
Wettest day
4.31 in
May 31, 1894

Climate change signal in Rockvale

11.7%

of Rockvale's all-time daily heat records were set in the last decade (43 of 366 records since 2015).

9.3%

of all-time daily cold records were set in the last decade (34 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
36
33
1900s
25
45
1910s
34
46
1920s
46
28
1930s
39
9
1940s
17
16
1950s
11
20
1960s
6
27
1970s
11
39
1980s
28
19
1990s
15
23
2000s
46
19
2010s
22
18
2020s
30
24

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 1893, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 80.1°F — Jan 15, 1943 -24.0°F — Jan 1, 1901 3.00 in — Jan 29, 1982
February 82.0°F — Feb 6, 1930 -29.9°F — Feb 12, 1905 1.03 in — Feb 21, 1997
March 91.0°F — Mar 26, 2026 -13.0°F — Mar 11, 1948 1.84 in — Mar 14, 2024
April 90.0°F — Apr 4, 1929 5.0°F — Apr 4, 1920 3.21 in — Apr 30, 1999
May 98.1°F — May 31, 2000 15.1°F — May 9, 1978 4.31 in — May 31, 1894
June 104.0°F — Jun 15, 1930 19.9°F — Jun 21, 1975 2.45 in — Jun 9, 1942
July 107.1°F — Jul 11, 1954 35.1°F — Jul 4, 1903 2.00 in — Jul 20, 1929
August 102.0°F — Aug 2, 1902 35.1°F — Aug 26, 1910 2.75 in — Aug 6, 1903
September 100.0°F — Sep 3, 1971 25.0°F — Sep 27, 1908 3.40 in — Sep 12, 2013
October 95.0°F — Oct 1, 1913 -2.9°F — Oct 27, 2020 1.75 in — Oct 12, 1969
November 89.1°F — Nov 15, 1918 -24.0°F — Nov 29, 1976 2.48 in — Nov 3, 1946
December 82.0°F — Dec 28, 1928 -25.1°F — Dec 9, 1919 1.55 in — Dec 5, 1913

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