All-time weather records — Willey, IA

Record high
111.9°F
July 4, 1936
Record low
-40.0°F
January 12, 1912
Wettest day
6.87 in
July 10, 1993

Climate change signal in Willey

9.6%

of Willey's all-time daily heat records were set in the last decade (35 of 366 records since 2015).

1.4%

of all-time daily cold records were set in the last decade (5 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
17
48
1900s
19
50
1910s
18
47
1920s
23
20
1930s
90
20
1940s
32
16
1950s
22
42
1960s
16
48
1970s
10
31
1980s
18
19
1990s
26
14
2000s
28
3
2010s
23
4
2020s
24
4

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, 1944 -40.0°F — Jan 12, 1912 2.04 in — Jan 22, 1933
February 75.9°F — Feb 27, 2024 -33.0°F — Feb 2, 1905 1.79 in — Feb 15, 2003
March 91.0°F — Mar 22, 2026 -27.9°F — Mar 1, 1962 2.15 in — Mar 7, 2026
April 93.9°F — Apr 22, 1980 3.0°F — Apr 3, 2002 2.81 in — Apr 25, 1973
May 107.1°F — May 30, 1934 18.0°F — May 4, 1907 4.21 in — May 23, 1976
June 105.1°F — Jun 10, 1933 33.1°F — Jun 3, 1969 4.72 in — Jun 23, 1947
July 111.9°F — Jul 4, 1936 37.0°F — Jul 28, 1934 6.87 in — Jul 10, 1993
August 111.9°F — Aug 5, 1934 18.0°F — Aug 31, 1893 4.82 in — Aug 17, 1928
September 102.9°F — Sep 7, 1939 19.0°F — Sep 29, 1899 4.90 in — Sep 19, 1926
October 93.9°F — Oct 1, 2023 1.0°F — Oct 28, 1925 2.88 in — Oct 11, 1986
November 79.0°F — Nov 3, 2005 -11.9°F — Nov 23, 1898 2.80 in — Nov 12, 1909
December 71.1°F — Dec 16, 2021 -26.0°F — Dec 30, 1917 4.00 in — Dec 24, 1909

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