All-time weather records — Franklin, OH

Record high
104.0°F
July 3, 2002
Record low
-25.1°F
January 28, 1963
Wettest day
5.10 in
July 21, 1973

Climate change signal in Franklin

13.7%

of Franklin's all-time daily heat records were set in the last decade (50 of 366 records since 2015).

3.8%

of all-time daily cold records were set in the last decade (14 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 #
1920s
·
·
1930s
·
·
1940s
·
·
1950s
42
65
1960s
68
80
1970s
33
72
1980s
44
85
1990s
55
30
2000s
38
14
2010s
65
11
2020s
21
9

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 1953, the latest in 2026. Period of observation: 1923-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 70.0°F — Jan 24, 1967 -25.1°F — Jan 28, 1963 3.79 in — Jan 5, 1949
February 78.1°F — Feb 20, 2018 -11.9°F — Feb 3, 1985 2.27 in — Feb 2, 1988
March 86.0°F — Mar 23, 2026 -7.1°F — Mar 3, 1980 3.00 in — Mar 19, 2008
April 88.0°F — Apr 23, 1985 18.0°F — Apr 5, 1995 2.82 in — Apr 20, 1940
May 95.0°F — May 19, 1962 3.9°F — May 9, 1982 4.13 in — May 19, 2020
June 100.0°F — Jun 26, 1988 37.9°F — Jun 10, 1988 3.97 in — Jun 19, 2021
July 104.0°F — Jul 3, 2002 42.1°F — Jul 1, 1988 5.10 in — Jul 21, 1973
August 100.9°F — Aug 4, 1964 30.9°F — Aug 7, 2006 3.10 in — Aug 29, 1994
September 100.9°F — Sep 2, 1953 28.9°F — Sep 30, 1963 4.35 in — Sep 14, 1979
October 93.9°F — Oct 3, 2019 16.0°F — Oct 27, 1962 2.83 in — Oct 23, 2007
November 81.0°F — Nov 1, 2016 -9.0°F — Nov 30, 1958 3.07 in — Nov 6, 1948
December 73.9°F — Dec 3, 1982 -20.9°F — Dec 22, 1989 3.12 in — Dec 31, 1932

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