All-time weather records — Corning, IA

Record high
115.0°F
July 25, 1936
Record low
-32.1°F
January 12, 1912
Wettest day
86.00 in
July 13, 1933

Climate change signal in Corning

5.5%

of Corning's all-time daily heat records were set in the last decade (20 of 366 records since 2015).

2.7%

of all-time daily cold records were set in the last decade (10 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
23
21
1900s
9
43
1910s
30
61
1920s
32
34
1930s
107
20
1940s
18
22
1950s
15
13
1960s
17
26
1970s
17
43
1980s
32
46
1990s
17
20
2000s
20
5
2010s
16
10
2020s
13
2

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 68.0°F — Jan 25, 1981 -32.1°F — Jan 12, 1912 2.60 in — Jan 19, 1975
February 79.0°F — Feb 20, 1930 -32.1°F — Feb 13, 1905 2.13 in — Feb 17, 1911
March 91.9°F — Mar 22, 2026 -22.0°F — Mar 11, 1948 2.32 in — Mar 19, 1982
April 93.0°F — Apr 28, 1910 3.0°F — Apr 3, 1975 4.25 in — Apr 21, 1974
May 102.9°F — May 30, 1934 21.0°F — May 2, 1908 4.11 in — May 9, 1950
June 106.0°F — Jun 26, 1936 34.0°F — Jun 9, 1915 5.05 in — Jun 2, 1941
July 115.0°F — Jul 25, 1936 42.1°F — Jul 5, 1972 86.00 in — Jul 13, 1933
August 111.9°F — Aug 18, 1936 34.0°F — Aug 30, 1915 8.02 in — Aug 27, 1903
September 104.0°F — Sep 7, 1939 19.9°F — Sep 29, 1984 5.00 in — Sep 1, 1914
October 93.9°F — Oct 6, 2024 -2.9°F — Oct 30, 1925 4.63 in — Oct 8, 1914
November 82.0°F — Nov 2, 1968 -14.1°F — Nov 30, 1964 2.25 in — Nov 9, 1919
December 70.0°F — Dec 8, 1946 -32.1°F — Dec 28, 1924 1.75 in — Dec 28, 1982

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