All-time weather records — Mattoon, WI

Record high
100.9°F
July 11, 1936
Record low
-40.0°F
February 10, 1899
Wettest day
30.00 in
August 18, 1982

Climate change signal in Mattoon

0%

of Mattoon's all-time daily heat records were set in the last decade (0 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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 #
1890s
43
71
1900s
28
43
1910s
43
36
1920s
20
17
1930s
53
14
1940s
34
15
1950s
32
20
1960s
15
38
1970s
26
52
1980s
23
30
1990s
24
18
2000s
23
12
2010s
2
·
2020s
·
·

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 1894, the latest in 2010. Period of observation: 1894-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 71.1°F — Jan 1, 1899 -38.9°F — Jan 17, 1982 1.23 in — Jan 5, 1939
February 59.0°F — Feb 27, 1896 -40.0°F — Feb 10, 1899 1.20 in — Feb 15, 1918
March 78.1°F — Mar 29, 1910 -23.1°F — Mar 1, 1962 2.28 in — Mar 7, 1973
April 90.0°F — Apr 28, 1952 -2.0°F — Apr 1, 1924 2.86 in — Apr 18, 1976
May 100.0°F — May 31, 1934 17.1°F — May 1, 1903 2.93 in — May 22, 1945
June 99.0°F — Jun 1, 1934 24.1°F — Jun 1, 1896 3.80 in — Jun 14, 1930
July 100.9°F — Jul 11, 1936 30.0°F — Jul 4, 1972 4.31 in — Jul 25, 1974
August 99.0°F — Aug 4, 1947 30.0°F — Aug 7, 1903 30.00 in — Aug 18, 1982
September 93.9°F — Sep 1, 1894 12.9°F — Sep 30, 1899 4.00 in — Sep 19, 1907
October 87.1°F — Oct 1, 1976 3.9°F — Oct 30, 1895 4.34 in — Oct 5, 2005
November 73.0°F — Nov 1, 1944 -14.1°F — Nov 30, 1976 2.03 in — Nov 11, 1915
December 60.1°F — Dec 21, 1895 -35.0°F — Dec 19, 1983 1.90 in — Dec 23, 2003

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