All-time weather records — Plain, WI

Record high
123.1°F
February 24, 2005
Record low
-53.0°F
January 30, 1951
Wettest day
5.19 in
June 22, 2013

Climate change signal in Plain

26.5%

of Plain's all-time daily heat records were set in the last decade (97 of 366 records since 2015).

5.2%

of all-time daily cold records were set in the last decade (19 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 #
1940s
16
5
1950s
72
107
1960s
60
98
1970s
30
82
1980s
10
19
2000s
36
31
2010s
75
17
2020s
67
7

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 1948, the latest in 2026. Period of observation: 1948-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 59.0°F — Jan 30, 2025 -53.0°F — Jan 30, 1951 1.16 in — Jan 24, 1967
February 123.1°F — Feb 24, 2005 -42.0°F — Feb 2, 1951 1.37 in — Feb 27, 2023
March 82.9°F — Mar 17, 2012 -38.9°F — Mar 1, 1962 1.61 in — Mar 19, 2020
April 97.0°F — Apr 23, 1980 -2.9°F — Apr 7, 1982 3.16 in — Apr 12, 2014
May 97.0°F — May 27, 2018 21.0°F — May 3, 2005 3.16 in — May 21, 2004
June 99.0°F — Jun 7, 2011 0.1°F — Jun 11, 2014 5.19 in — Jun 22, 2013
July 102.0°F — Jul 4, 2012 39.9°F — Jul 15, 1967 3.64 in — Jul 14, 2020
August 100.9°F — Aug 24, 1948 37.0°F — Aug 20, 1950 4.59 in — Aug 27, 1959
September 100.0°F — Sep 9, 1955 19.9°F — Sep 29, 1949 4.19 in — Sep 12, 1961
October 93.9°F — Oct 6, 1963 8.1°F — Oct 29, 1952 4.03 in — Oct 22, 2020
November 78.1°F — Nov 2, 2022 -18.0°F — Nov 26, 1977 2.62 in — Nov 2, 1961
December 69.1°F — Dec 15, 2021 -36.0°F — Dec 27, 1950 1.74 in — Dec 13, 2015

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