All-time weather records — Tomahawk, WI

Record high
97.0°F
July 16, 2006
Record low
-34.1°F
January 24, 2026
Wettest day
3.88 in
June 12, 2017

Climate change signal in Tomahawk

38.5%

of Tomahawk's all-time daily heat records were set in the last decade (141 of 366 records since 2015).

27.9%

of all-time daily cold records were set in the last decade (102 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 #
1990s
47
25
2000s
130
159
2010s
95
128
2020s
94
54

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 1998, the latest in 2026. Period of observation: 1998-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 46.9°F — Jan 9, 2003 -34.1°F — Jan 24, 2026 0.69 in — Jan 11, 2017
February 64.0°F — Feb 28, 2024 -34.1°F — Feb 16, 2021 1.13 in — Feb 24, 2019
March 75.0°F — Mar 18, 2012 -26.0°F — Mar 3, 2014 1.89 in — Mar 16, 2016
April 82.9°F — Apr 30, 2007 -2.9°F — Apr 8, 2018 1.62 in — Apr 12, 2001
May 90.0°F — May 13, 2022 24.1°F — May 3, 2004 3.55 in — May 27, 2012
June 91.9°F — Jun 21, 2022 30.9°F — Jun 1, 2003 3.88 in — Jun 12, 2017
July 97.0°F — Jul 16, 2006 42.1°F — Jul 16, 2014 3.13 in — Jul 15, 2020
August 93.9°F — Aug 1, 2006 36.0°F — Aug 21, 2004 3.02 in — Aug 8, 2010
September 91.9°F — Sep 5, 2023 26.1°F — Sep 29, 2003 2.52 in — Sep 7, 2001
October 84.0°F — Oct 2, 2023 14.0°F — Oct 28, 2020 3.26 in — Oct 18, 2016
November 71.1°F — Nov 5, 2020 -6.0°F — Nov 22, 2014 1.29 in — Nov 6, 2022
December 57.9°F — Dec 6, 2001 -27.0°F — Dec 24, 2004 1.20 in — Dec 1, 2019

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