All-time weather records — Windsor, WI

Record high
102.9°F
July 5, 2012
Record low
-36.0°F
January 18, 1994
Wettest day
5.10 in
July 25, 1985

Climate change signal in Windsor

23%

of Windsor's all-time daily heat records were set in the last decade (84 of 366 records since 2015).

8.5%

of all-time daily cold records were set in the last decade (31 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 #
1960s
41
59
1970s
39
63
1980s
65
46
1990s
40
59
2000s
51
39
2010s
79
90
2020s
51
10

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 1962, the latest in 2026. Period of observation: 1962-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 57.9°F — Jan 31, 2025 -36.0°F — Jan 18, 1994 1.30 in — Jan 26, 1965
February 70.0°F — Feb 28, 2024 -29.9°F — Feb 2, 1996 1.60 in — Feb 22, 1981
March 82.9°F — Mar 22, 2012 -16.1°F — Mar 1, 2014 2.41 in — Mar 7, 1973
April 90.0°F — Apr 22, 1980 7.0°F — Apr 6, 1982 2.30 in — Apr 9, 2015
May 96.1°F — May 28, 2018 19.0°F — May 2, 2005 3.70 in — May 13, 1978
June 100.0°F — Jun 20, 1988 34.0°F — Jun 1, 1993 3.90 in — Jun 9, 2008
July 102.9°F — Jul 5, 2012 37.9°F — Jul 6, 1965 5.10 in — Jul 25, 1985
August 102.0°F — Aug 16, 1988 34.0°F — Aug 28, 1986 3.85 in — Aug 10, 1979
September 96.1°F — Sep 8, 1978 25.0°F — Sep 23, 1974 3.26 in — Sep 22, 1980
October 90.0°F — Oct 6, 1963 14.0°F — Oct 19, 1992 3.87 in — Oct 2, 2019
November 75.0°F — Nov 8, 1999 -9.0°F — Nov 29, 1976 2.25 in — Nov 1, 1985
December 66.9°F — Dec 16, 2021 -26.0°F — Dec 19, 1983 1.88 in — Dec 2, 1982

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