All-time weather records — Knapp, WI

Record high
100.9°F
August 2, 1964
Record low
-40.0°F
February 3, 1996
Wettest day
5.14 in
June 29, 2020

Climate change signal in Knapp

15%

of Knapp's all-time daily heat records were set in the last decade (55 of 366 records since 2015).

6.8%

of all-time daily cold records were set in the last decade (25 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
·
·
1950s
8
13
1960s
68
93
1970s
45
79
1980s
57
59
1990s
56
61
2000s
54
17
2010s
40
33
2020s
38
11

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 1957, the latest in 2026. Period of observation: 1948-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 55.0°F — Jan 24, 1981 -38.9°F — Jan 9, 1977 1.14 in — Jan 25, 1967
February 61.0°F — Feb 27, 2024 -40.0°F — Feb 3, 1996 1.83 in — Mar 1, 2012
March 82.0°F — Mar 29, 1986 -34.1°F — Mar 1, 1962 1.87 in — Mar 16, 2016
April 90.0°F — Apr 22, 1980 3.9°F — Apr 5, 2018 3.41 in — Apr 23, 1968
May 96.1°F — May 29, 2018 19.9°F — May 3, 1967 3.25 in — May 28, 2014
June 98.1°F — Jun 8, 2011 30.0°F — Jun 1, 1993 5.14 in — Jun 29, 2020
July 100.0°F — Jul 9, 1974 3.9°F — Jul 12, 1996 3.82 in — Jul 6, 2015
August 100.9°F — Aug 2, 1964 37.0°F — Aug 14, 1964 4.95 in — Aug 11, 2010
September 96.1°F — Sep 4, 2023 25.0°F — Sep 29, 1967 4.39 in — Sep 11, 2000
October 90.0°F — Oct 4, 1997 12.0°F — Oct 30, 1988 2.58 in — Oct 7, 1992
November 75.9°F — Nov 8, 1999 -13.0°F — Nov 29, 1985 3.41 in — Nov 1, 1991
December 64.0°F — Dec 1, 1998 -36.0°F — Dec 19, 1983 1.39 in — Dec 28, 1959

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