All-time weather records — Conesville, IA

Record high
109.9°F
July 14, 1936
Record low
-34.1°F
February 2, 1905
Wettest day
5.80 in
July 3, 1931

Climate change signal in Conesville

4.9%

of Conesville's all-time daily heat records were set in the last decade (18 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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
31
42
1910s
22
26
1920s
29
37
1930s
66
29
1940s
24
32
1950s
43
48
1960s
35
35
1970s
22
46
1980s
41
35
1990s
22
29
2000s
13
7
2020s
18
·

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 1901, the latest in 2026. Period of observation: 1900-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 68.0°F — Jan 31, 1989 -26.0°F — Jan 22, 1930 2.15 in — Jan 12, 1960
February 77.0°F — Feb 28, 2024 -34.1°F — Feb 2, 1905 2.35 in — Feb 21, 1997
March 88.0°F — Mar 29, 1986 -17.0°F — Mar 1, 1962 3.43 in — Mar 4, 1976
April 93.0°F — Apr 10, 1930 8.1°F — Apr 6, 1982 3.75 in — Apr 24, 1955
May 102.9°F — May 31, 1934 25.0°F — May 3, 2005 3.90 in — May 10, 1996
June 106.0°F — Jun 29, 1936 30.0°F — Jun 22, 1902 4.65 in — Jun 2, 1995
July 109.9°F — Jul 14, 1936 43.0°F — Jul 5, 1972 5.80 in — Jul 3, 1931
August 106.0°F — Aug 3, 1930 39.0°F — Aug 28, 1986 5.64 in — Aug 30, 1965
September 100.9°F — Sep 1, 1953 23.0°F — Sep 28, 1942 5.56 in — Sep 13, 1961
October 96.1°F — Oct 6, 1963 6.1°F — Oct 30, 1925 3.25 in — Oct 6, 1959
November 81.0°F — Nov 1, 1933 -8.0°F — Nov 29, 1976 3.00 in — Nov 5, 2022
December 73.9°F — Dec 16, 2021 -24.0°F — Dec 23, 1989 2.50 in — Dec 15, 1971

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