All-time weather records — Dixon, IL

Record high
109.9°F
July 14, 1936
Record low
-32.1°F
January 16, 2009
Wettest day
5.08 in
July 10, 1922

Climate change signal in Dixon

7.9%

of Dixon's all-time daily heat records were set in the last decade (29 of 366 records since 2015).

2.7%

of all-time daily cold records were set in the last decade (10 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
34
30
1900s
22
41
1910s
33
40
1920s
29
44
1930s
84
37
1940s
28
35
1950s
16
30
1960s
9
15
1970s
16
20
1980s
29
32
1990s
15
19
2000s
19
12
2010s
16
11
2020s
16
·

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 1893, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 64.9°F — Jan 3, 2004 -32.1°F — Jan 16, 2009 1.87 in — Jan 24, 1938
February 75.9°F — Feb 28, 2024 -27.0°F — Feb 13, 1905 1.79 in — Feb 20, 1994
March 87.1°F — Mar 30, 1986 -13.0°F — Mar 4, 2002 2.22 in — Mar 5, 1976
April 93.0°F — Apr 26, 1986 8.1°F — Apr 7, 1982 2.64 in — Apr 17, 2006
May 105.1°F — May 31, 1934 24.1°F — May 3, 2005 4.88 in — May 17, 1974
June 106.0°F — Jun 1, 1934 34.0°F — Jun 5, 1945 4.97 in — Jun 19, 2014
July 109.9°F — Jul 14, 1936 43.0°F — Jul 23, 1904 5.08 in — Jul 10, 1922
August 102.9°F — Aug 3, 1930 37.0°F — Aug 29, 1934 4.50 in — Aug 18, 2016
September 102.0°F — Sep 7, 1939 21.9°F — Sep 28, 1942 4.95 in — Sep 1, 1989
October 95.0°F — Oct 1, 1897 3.0°F — Oct 24, 1988 4.67 in — Oct 11, 1931
November 81.0°F — Nov 1, 1933 -8.0°F — Nov 24, 1950 2.90 in — Nov 3, 1935
December 68.0°F — Dec 3, 1970 -25.1°F — Dec 24, 1983 3.12 in — Dec 10, 2003

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