All-time weather records — Franklin, IL

Record high
114.1°F
July 14, 1954
Record low
-27.9°F
February 27, 1934
Wettest day
5.02 in
September 23, 1993

Climate change signal in Franklin

7.9%

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

1.9%

of all-time daily cold records were set in the last decade (7 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
28
20
1900s
15
35
1910s
27
42
1920s
36
34
1930s
97
35
1940s
27
25
1950s
38
16
1960s
8
24
1970s
4
29
1980s
14
30
1990s
12
44
2000s
20
19
2010s
26
11
2020s
14
2

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 2026. Period of observation: 1895-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 75.0°F — Jan 24, 1950 -24.0°F — Jan 7, 1912 3.11 in — Jan 2, 1897
February 81.0°F — Feb 28, 2024 -27.9°F — Feb 27, 1934 1.81 in — Feb 14, 1909
March 93.0°F — Mar 27, 2026 -14.1°F — Mar 12, 1948 4.58 in — Mar 13, 1917
April 93.9°F — Apr 10, 1930 10.0°F — Apr 5, 1920 4.79 in — Apr 12, 1994
May 102.9°F — May 31, 1934 26.1°F — May 10, 1966 4.75 in — May 1, 1970
June 107.1°F — Jun 30, 1931 36.0°F — Jun 5, 1993 4.80 in — Jun 18, 2011
July 114.1°F — Jul 14, 1954 43.0°F — Jul 15, 1930 4.00 in — Jul 22, 2013
August 111.9°F — Aug 9, 1934 39.0°F — Aug 29, 1986 3.41 in — Aug 26, 1912
September 106.0°F — Sep 6, 1899 23.0°F — Sep 30, 1899 5.02 in — Sep 23, 1993
October 98.1°F — Oct 2, 1897 9.0°F — Oct 30, 1925 4.25 in — Oct 24, 2021
November 84.0°F — Nov 1, 1937 -5.1°F — Nov 30, 1929 2.94 in — Nov 6, 1994
December 73.9°F — Dec 4, 2012 -24.0°F — Dec 26, 1944 4.80 in — Dec 3, 1982

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