All-time weather records — South Haven, MN

Record high
99.0°F
May 29, 2018
Record low
-34.1°F
January 8, 2022
Wettest day
4.20 in
August 7, 2015

Climate change signal in South Haven

68.6%

of South Haven's all-time daily heat records were set in the last decade (251 of 366 records since 2015).

56%

of all-time daily cold records were set in the last decade (205 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 #
2000s
6
40
2010s
193
210
2020s
167
116

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 2009, the latest in 2026. Period of observation: 2008-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 53.1°F — Jan 6, 2012 -34.1°F — Jan 8, 2022 0.59 in — Jan 4, 2023
February 60.1°F — Feb 28, 2016 -29.9°F — Feb 1, 2019 1.20 in — Mar 1, 2012
March 75.9°F — Mar 20, 2012 -18.0°F — Mar 2, 2014 1.69 in — Mar 24, 2009
April 87.1°F — Apr 24, 2009 3.9°F — Apr 5, 2018 1.80 in — Apr 17, 2024
May 99.0°F — May 29, 2018 28.0°F — May 2, 2011 2.72 in — May 12, 2022
June 98.1°F — Jun 6, 2021 37.9°F — Jun 1, 2015 2.91 in — Jun 3, 2024
July 93.9°F — Jul 19, 2022 45.0°F — Jul 8, 2021 2.75 in — Jul 15, 2011
August 95.0°F — Aug 23, 2023 43.0°F — Aug 30, 2009 4.20 in — Aug 7, 2015
September 93.0°F — Sep 4, 2023 28.9°F — Sep 29, 2018 2.61 in — Sep 24, 2010
October 90.0°F — Oct 2, 2023 10.9°F — Oct 28, 2020 3.05 in — Oct 2, 2009
November 77.0°F — Nov 7, 2020 -9.0°F — Nov 28, 2014 1.47 in — Nov 19, 2024
December 53.1°F — Dec 16, 2021 -27.0°F — Dec 19, 2016 1.27 in — Dec 25, 2023

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