All-time weather records — Carbondale, CO

Record high
108.0°F
July 12, 1939
Record low
-25.1°F
January 7, 1913
Wettest day
2.45 in
December 30, 1951

Climate change signal in Carbondale

33.9%

of Carbondale's all-time daily heat records were set in the last decade (124 of 366 records since 2015).

4.1%

of all-time daily cold records were set in the last decade (15 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 #
1910s
27
72
1920s
1
153
1930s
123
76
1940s
33
23
1950s
·
·
1960s
4
·
1970s
26
17
1980s
·
·
1990s
·
·
2000s
28
10
2010s
47
8
2020s
77
7

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 1910, the latest in 2026. Period of observation: 1910-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 61.0°F — Jan 27, 1938 -25.1°F — Jan 7, 1913 1.60 in — Jan 31, 1996
February 64.0°F — Feb 10, 1938 -22.0°F — Feb 9, 1929 1.62 in — Feb 1, 1996
March 77.0°F — Mar 30, 2026 0.0°F — Mar 11, 1948 1.39 in — Mar 15, 1948
April 88.0°F — Apr 28, 1939 8.1°F — Apr 8, 1929 1.62 in — Apr 9, 1978
May 93.0°F — May 29, 1939 19.9°F — May 2, 1929 1.44 in — May 3, 1981
June 99.0°F — Jun 17, 2021 26.1°F — Jun 3, 1930 2.12 in — Jun 7, 1984
July 108.0°F — Jul 12, 1939 35.1°F — Jul 31, 1937 1.30 in — Jul 10, 1923
August 100.0°F — Aug 5, 1938 30.0°F — Aug 22, 1933 1.96 in — Aug 28, 1994
September 97.0°F — Sep 6, 2020 3.9°F — Sep 15, 1971 1.46 in — Sep 28, 2005
October 87.1°F — Oct 1, 2024 7.0°F — Oct 30, 2019 2.13 in — Oct 7, 1970
November 75.9°F — Nov 6, 1915 -2.9°F — Nov 22, 1929 1.68 in — Nov 1, 1986
December 61.0°F — Dec 11, 1939 -8.0°F — Dec 28, 1912 2.45 in — Dec 30, 1951

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