All-time weather records — Amherst, WI

Record high
102.9°F
July 14, 1995
Record low
-51.0°F
May 10, 1988
Wettest day
6.65 in
August 9, 1995

Climate change signal in Amherst

17.2%

of Amherst's all-time daily heat records were set in the last decade (63 of 366 records since 2015).

1.1%

of all-time daily cold records were set in the last decade (4 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
29
6
1950s
32
61
1960s
57
52
1970s
43
37
1980s
42
121
1990s
47
45
2000s
32
29
2010s
44
14
2020s
40
1

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 1947, the latest in 2025. Period of observation: 1941-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 53.1°F — Jan 19, 1996 -41.1°F — Jan 17, 1982 1.58 in — Jan 9, 2026
February 70.0°F — Feb 28, 2024 -38.0°F — Feb 3, 1996 1.65 in — Feb 22, 1981
March 79.0°F — Mar 19, 2012 -40.0°F — Mar 12, 1989 2.30 in — Mar 16, 2016
April 89.1°F — Apr 22, 1980 1.9°F — Apr 7, 1982 4.28 in — Apr 14, 2026
May 93.9°F — May 13, 2022 -51.0°F — May 10, 1988 3.15 in — May 22, 1970
June 98.1°F — Jun 30, 1963 24.1°F — Jun 19, 2011 2.68 in — Jun 27, 2021
July 102.9°F — Jul 14, 1995 15.1°F — Jul 28, 1989 3.13 in — Jul 15, 2010
August 100.0°F — Aug 24, 1948 -13.0°F — Aug 2, 1994 6.65 in — Aug 9, 1995
September 100.0°F — Sep 4, 2023 19.0°F — Sep 24, 1989 3.11 in — Sep 23, 2010
October 90.0°F — Oct 2, 1976 7.0°F — Oct 8, 1989 2.91 in — Oct 25, 2023
November 77.0°F — Nov 16, 1989 -33.0°F — Nov 28, 1988 2.10 in — Nov 1, 1945
December 64.9°F — Dec 3, 1994 -49.0°F — Dec 20, 1989 1.84 in — Dec 14, 2015

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