All-time weather records — Madison, SD

Record high
105.1°F
June 22, 1988
Record low
-33.0°F
January 15, 1972
Wettest day
4.81 in
May 6, 2012

Climate change signal in Madison

23.2%

of Madison's all-time daily heat records were set in the last decade (85 of 366 records since 2015).

11.5%

of all-time daily cold records were set in the last decade (42 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
56
76
1970s
50
68
1980s
58
57
1990s
42
55
2000s
52
45
2010s
45
46
2020s
63
19

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 1961, the latest in 2026. Period of observation: 1961-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 25, 1981 -33.0°F — Jan 15, 1972 0.95 in — Jan 19, 1988
February 68.0°F — Feb 23, 2000 -31.0°F — Feb 9, 1994 1.48 in — Mar 1, 2012
March 84.0°F — Mar 19, 2012 -23.1°F — Mar 3, 2019 2.55 in — Mar 14, 2019
April 93.9°F — Apr 21, 1980 1.0°F — Apr 3, 1975 2.36 in — Apr 23, 2001
May 98.1°F — May 25, 1967 17.1°F — May 3, 1967 4.81 in — May 6, 2012
June 105.1°F — Jun 22, 1988 35.1°F — Jun 7, 1998 4.22 in — Jun 22, 1986
July 104.0°F — Jul 10, 1966 39.0°F — Jul 28, 2013 2.71 in — Jul 15, 1982
August 104.0°F — Aug 1, 1988 35.1°F — Aug 21, 2004 4.15 in — Aug 31, 2010
September 102.0°F — Sep 6, 1976 5.0°F — Sep 8, 1996 4.33 in — Sep 12, 2019
October 91.9°F — Oct 2, 2023 3.9°F — Oct 27, 2020 3.00 in — Oct 9, 1982
November 80.1°F — Nov 7, 2020 -17.0°F — Nov 30, 1964 1.62 in — Nov 12, 1982
December 64.0°F — Dec 2, 1998 -31.0°F — Dec 18, 2016 1.64 in — Dec 22, 1968

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