All-time weather records — Mount Blanchard, OH

Record high
104.0°F
June 25, 1988
Record low
-20.0°F
January 19, 1994
Wettest day
4.89 in
June 13, 1981

Climate change signal in Mount Blanchard

22.7%

of Mount Blanchard's all-time daily heat records were set in the last decade (83 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 #
1940s
38
72
1950s
64
59
1960s
28
71
1970s
14
46
1980s
38
34
1990s
25
30
2000s
46
20
2010s
69
28
2020s
44
6

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 1942, the latest in 2026. Period of observation: 1942-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 70.0°F — Jan 25, 1950 -20.0°F — Jan 19, 1994 2.55 in — Jan 26, 1978
February 75.9°F — Feb 24, 2017 -17.9°F — Feb 12, 2014 1.86 in — Feb 16, 1976
March 84.9°F — Mar 21, 2012 -18.0°F — Mar 12, 1948 2.79 in — Mar 8, 2009
April 87.1°F — Apr 23, 2022 10.0°F — Apr 7, 1982 2.37 in — Apr 13, 1979
May 97.0°F — May 28, 2012 28.0°F — May 4, 2005 3.64 in — May 25, 1997
June 104.0°F — Jun 25, 1988 39.0°F — Jun 1, 1993 4.89 in — Jun 13, 1981
July 102.0°F — Jul 7, 1988 44.1°F — Jul 1, 1988 3.91 in — Jul 12, 1966
August 102.0°F — Aug 31, 1951 37.0°F — Aug 30, 1946 4.37 in — Aug 31, 1981
September 100.0°F — Sep 2, 1953 27.0°F — Sep 29, 1942 3.87 in — Sep 1, 1959
October 91.9°F — Oct 1, 2019 21.0°F — Oct 18, 1976 2.29 in — Oct 4, 2013
November 81.0°F — Nov 1, 2016 0.0°F — Nov 30, 1958 2.66 in — Nov 18, 2017
December 71.1°F — Dec 12, 2015 -18.0°F — Dec 22, 1989 2.52 in — Dec 21, 2013

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