All-time weather records — South St. Paul, MN

Record high
104.0°F
August 4, 1947
Record low
-32.1°F
January 30, 1951
Wettest day
5.57 in
May 29, 1942

Climate change signal in South St. Paul

27.9%

of South St. Paul's all-time daily heat records were set in the last decade (102 of 366 records since 2015).

13.9%

of all-time daily cold records were set in the last decade (51 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 #
1930s
37
28
1940s
85
130
1950s
22
63
1990s
21
25
2000s
65
46
2010s
60
53
2020s
76
21

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 1937, the latest in 2026. Period of observation: 1937-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 20, 2003 -32.1°F — Jan 30, 1951 0.68 in — Jan 5, 1946
February 64.0°F — Feb 26, 2024 -24.0°F — Feb 11, 1939 1.24 in — Feb 27, 1948
March 82.0°F — Mar 26, 2007 -23.1°F — Mar 11, 1948 1.30 in — Mar 29, 2025
April 93.0°F — Apr 30, 1952 10.2°F — Apr 4, 2018 1.93 in — Apr 27, 2014
May 99.0°F — May 28, 2018 26.1°F — May 3, 2005 5.57 in — May 29, 1942
June 100.9°F — Jun 7, 2011 34.0°F — Jun 3, 1945 3.72 in — Jun 21, 2002
July 102.9°F — Jul 24, 1941 48.0°F — Jul 7, 1997 3.24 in — Jul 27, 1949
August 104.0°F — Aug 4, 1947 21.0°F — Aug 3, 2002 2.68 in — Aug 2, 2006
September 99.0°F — Sep 4, 2023 28.0°F — Sep 28, 1942 3.35 in — Sep 1, 1942
October 91.0°F — Oct 1, 2023 15.3°F — Oct 27, 2020 3.92 in — Oct 4, 2005
November 78.1°F — Nov 8, 1999 -7.1°F — Nov 30, 1947 2.01 in — Nov 11, 2015
December 68.0°F — Dec 2, 2003 -24.0°F — Dec 27, 1950 0.93 in — Dec 25, 2016

Click a month to see every daily record for that month in South St. Paul.