All-time weather records — Carson, IA

Record high
116.1°F
July 25, 1936
Record low
-31.0°F
January 12, 1974
Wettest day
7.17 in
August 12, 1932

Climate change signal in Carson

8.5%

of Carson's all-time daily heat records were set in the last decade (31 of 366 records since 2015).

3.6%

of all-time daily cold records were set in the last decade (13 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
·
3
1920s
36
45
1930s
133
26
1940s
33
36
1950s
24
60
1960s
22
55
1970s
13
63
1980s
26
36
1990s
21
21
2000s
19
6
2010s
21
7
2020s
18
8

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 1921, the latest in 2026. Period of observation: 1919-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 69.1°F — Jan 25, 1944 -31.0°F — Jan 12, 1974 1.57 in — Jan 27, 1949
February 78.1°F — Feb 27, 2024 -29.0°F — Feb 3, 1996 2.30 in — Feb 19, 1954
March 91.9°F — Mar 22, 2026 -25.1°F — Mar 11, 1948 2.05 in — Mar 5, 1946
April 93.0°F — Apr 10, 1930 0.0°F — Apr 3, 1975 3.30 in — Apr 25, 2007
May 104.0°F — May 30, 1934 21.0°F — May 2, 1961 3.67 in — May 6, 2007
June 108.0°F — Jun 24, 1937 21.0°F — Jun 20, 1921 4.49 in — Jun 4, 2014
July 116.1°F — Jul 25, 1936 36.0°F — Jul 30, 1971 4.01 in — Jul 9, 1955
August 109.0°F — Aug 5, 1934 35.1°F — Aug 20, 1950 7.17 in — Aug 12, 1932
September 102.9°F — Sep 6, 1939 21.9°F — Sep 28, 1942 4.71 in — Sep 10, 2014
October 93.9°F — Oct 6, 2024 -2.0°F — Oct 30, 1925 4.09 in — Oct 1, 2014
November 82.9°F — Nov 14, 1999 -17.0°F — Nov 30, 1964 2.96 in — Nov 23, 1931
December 71.1°F — Dec 16, 2021 -29.9°F — Dec 24, 1983 2.16 in — Dec 28, 1982

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