All-time weather records — Hoyleton, IL

Record high
109.0°F
July 23, 1901
Record low
-45.0°F
February 1, 1899
Wettest day
7.80 in
August 16, 1946

Climate change signal in Hoyleton

7.1%

of Hoyleton's all-time daily heat records were set in the last decade (26 of 366 records since 2015).

4.4%

of all-time daily cold records were set in the last decade (16 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
52
32
1900s
44
67
1910s
·
·
1920s
·
·
1930s
·
·
1940s
·
·
1950s
·
·
1960s
48
92
1970s
39
44
1980s
53
38
1990s
34
45
2000s
31
16
2010s
65
32

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 1895, the latest in 2019. Period of observation: 1895-2019.

Records by month

Month Hottest day Coldest day Wettest day
January 73.9°F — Jan 20, 1906 -18.0°F — Jan 17, 1977 3.96 in — Jan 31, 1982
February 75.9°F — Feb 13, 1962 -45.0°F — Feb 1, 1899 3.49 in — Feb 2, 1986
March 84.0°F — Mar 30, 1986 1.9°F — Mar 2, 1980 4.28 in — Mar 19, 2008
April 95.0°F — Apr 3, 2003 21.0°F — Apr 17, 1904 4.27 in — Apr 29, 1996
May 93.9°F — May 10, 1896 28.0°F — May 1, 1903 4.70 in — May 8, 1961
June 108.0°F — Jun 29, 2012 42.1°F — Jun 12, 1903 4.40 in — Jun 30, 1945
July 109.0°F — Jul 23, 1901 46.0°F — Jul 27, 1962 3.38 in — Jul 20, 1896
August 106.0°F — Aug 2, 1901 42.1°F — Aug 13, 1964 7.80 in — Aug 16, 1946
September 104.0°F — Sep 5, 1899 25.0°F — Sep 30, 1899 6.43 in — Sep 9, 2018
October 96.1°F — Oct 4, 1992 21.0°F — Oct 26, 1962 5.03 in — Oct 26, 1919
November 82.9°F — Nov 2, 2016 6.1°F — Nov 8, 1991 3.42 in — Nov 14, 1993
December 73.0°F — Dec 2, 1982 -20.9°F — Dec 22, 1989 3.81 in — Dec 21, 1967

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