All-time weather records — St. Louisville, OH

Record high
106.0°F
July 14, 1936
Record low
-26.0°F
February 3, 1951
Wettest day
40.05 in
January 2, 1965

Climate change signal in St. Louisville

8.2%

of St. Louisville's all-time daily heat records were set in the last decade (30 of 366 records since 2015).

4.1%

of all-time daily cold records were set in the last decade (15 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 #
1930s
43
33
1940s
54
92
1950s
72
68
1960s
37
47
1970s
26
37
1980s
30
32
1990s
27
22
2000s
27
16
2010s
37
15
2020s
13
4

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 1934, the latest in 2025. Period of observation: 1934-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 75.9°F — Jan 25, 1950 -24.0°F — Jan 19, 1994 40.05 in — Jan 2, 1965
February 77.0°F — Feb 20, 2018 -26.0°F — Feb 3, 1951 1.90 in — Feb 20, 2026
March 84.9°F — Mar 25, 1945 -7.1°F — Mar 9, 1984 3.13 in — Mar 6, 1945
April 90.0°F — Apr 26, 1948 12.0°F — Apr 21, 1953 2.90 in — Apr 2, 1970
May 95.0°F — May 18, 1962 23.0°F — May 10, 1947 2.23 in — May 24, 1962
June 100.9°F — Jun 29, 1952 32.0°F — Jun 11, 1972 3.46 in — Jun 23, 2016
July 106.0°F — Jul 14, 1936 41.0°F — Jul 1, 1943 3.30 in — Jul 13, 1990
August 100.9°F — Aug 27, 1948 37.9°F — Aug 21, 1950 3.68 in — Aug 31, 2005
September 102.9°F — Sep 3, 1953 25.0°F — Sep 29, 1942 4.16 in — Sep 14, 1979
October 90.0°F — Oct 1, 2019 14.0°F — Oct 21, 1952 2.78 in — Oct 4, 1986
November 81.0°F — Nov 1, 1950 -4.0°F — Nov 30, 1958 3.08 in — Nov 11, 1985
December 75.9°F — Dec 3, 1982 -20.9°F — Dec 17, 1951 3.27 in — Dec 22, 1998

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