All-time weather records — Marion, OH

Record high
105.1°F
July 14, 1936
Record low
-23.1°F
January 19, 1994
Wettest day
5.40 in
June 18, 1939

Climate change signal in Marion

3.3%

of Marion's all-time daily heat records were set in the last decade (12 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 #
1930s
42
9
1940s
32
14
1950s
53
78
1960s
72
105
1970s
32
65
1980s
40
46
1990s
35
21
2000s
33
12
2010s
27
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 1936, the latest in 2017. Period of observation: 1936-2020.

Records by month

Month Hottest day Coldest day Wettest day
January 66.9°F — Jan 6, 1946 -23.1°F — Jan 19, 1994 3.00 in — Jan 17, 1940
February 73.0°F — Feb 26, 2000 -23.1°F — Feb 26, 1963 2.70 in — Feb 28, 2011
March 84.0°F — Mar 22, 2012 -11.0°F — Mar 2, 1963 3.00 in — Mar 12, 1939
April 89.1°F — Apr 24, 1960 6.1°F — Apr 1, 1964 2.64 in — Apr 20, 1972
May 96.1°F — May 18, 1962 21.0°F — May 13, 1996 2.68 in — May 31, 1987
June 102.9°F — Jun 26, 1988 36.0°F — Jun 5, 1990 5.40 in — Jun 18, 1939
July 105.1°F — Jul 14, 1936 41.0°F — Jul 10, 1963 5.33 in — Jul 2, 1987
August 102.0°F — Aug 19, 1936 35.1°F — Aug 29, 1986 3.11 in — Aug 21, 2007
September 100.0°F — Sep 14, 1939 24.1°F — Sep 24, 1983 3.00 in — Sep 21, 1957
October 91.0°F — Oct 4, 1951 14.0°F — Oct 30, 1988 2.76 in — Oct 7, 1941
November 80.1°F — Nov 1, 1950 -5.1°F — Nov 30, 1958 2.36 in — Nov 16, 1955
December 73.0°F — Dec 4, 1982 -20.9°F — Dec 27, 1950 2.52 in — Dec 21, 2013

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