All-time weather records — Wood River, IL

Record high
120.0°F
July 18, 1946
Record low
-16.1°F
January 10, 1982
Wettest day
7.70 in
April 23, 1996

Climate change signal in Wood River

9%

of Wood River's all-time daily heat records were set in the last decade (33 of 366 records since 2015).

6%

of all-time daily cold records were set in the last decade (22 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
·
·
1920s
·
·
1940s
107
43
1950s
78
60
1960s
25
42
1970s
22
80
1980s
31
71
1990s
14
30
2000s
37
14
2010s
26
14
2020s
26
12

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 1944, the latest in 2026. Period of observation: 1892-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 77.0°F — Jan 9, 2008 -16.1°F — Jan 10, 1982 3.58 in — Jan 4, 1950
February 80.1°F — Feb 27, 2024 -15.0°F — Feb 4, 1996 5.00 in — Feb 2, 2011
March 102.0°F — Mar 27, 1946 -0.9°F — Mar 5, 1960 4.12 in — Mar 28, 1977
April 102.0°F — Apr 21, 1946 19.9°F — Apr 5, 1947 7.70 in — Apr 23, 1996
May 98.1°F — May 16, 1944 32.0°F — May 10, 1966 4.70 in — May 17, 1995
June 107.1°F — Jun 27, 1952 44.1°F — Jun 3, 1945 4.97 in — Jun 17, 2004
July 120.0°F — Jul 18, 1946 50.0°F — Jul 6, 1972 4.68 in — Jul 16, 1952
August 109.0°F — Aug 21, 1996 46.0°F — Aug 29, 1986 4.31 in — Aug 16, 1946
September 102.9°F — Sep 4, 1954 37.0°F — Sep 23, 1974 3.46 in — Sep 17, 1969
October 98.1°F — Oct 29, 1945 25.0°F — Oct 21, 1952 3.50 in — Oct 4, 1986
November 88.0°F — Nov 7, 1945 3.9°F — Nov 30, 1964 5.40 in — Nov 1, 1946
December 91.9°F — Dec 5, 1996 -16.1°F — Dec 22, 1989 5.55 in — Dec 27, 2015

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