All-time weather records — Hartford, MI

Record high
107.1°F
July 24, 1934
Record low
-22.0°F
January 19, 1994
Wettest day
5.07 in
August 17, 1935

Climate change signal in Hartford

0%

of Hartford's all-time daily heat records were set in the last decade (0 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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
27
73
1930s
86
39
1940s
53
55
1950s
36
46
1960s
13
38
1970s
19
44
1980s
34
29
1990s
29
23
2000s
35
13
2010s
34
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 1925, the latest in 2013. Period of observation: 1924-2020.

Records by month

Month Hottest day Coldest day Wettest day
January 66.9°F — Jan 25, 1950 -22.0°F — Jan 19, 1994 3.06 in — Jan 12, 1960
February 71.1°F — Feb 11, 1999 -15.0°F — Feb 2, 1951 1.70 in — Feb 21, 1997
March 88.0°F — Mar 21, 2012 -5.1°F — Mar 8, 1943 2.83 in — Mar 19, 1948
April 89.1°F — Apr 30, 1942 10.0°F — Apr 7, 1982 3.88 in — Apr 24, 1950
May 99.0°F — May 27, 2012 24.1°F — May 1, 1978 4.08 in — May 30, 1943
June 105.1°F — Jun 1, 1934 34.0°F — Jun 4, 1945 4.77 in — Jun 25, 1968
July 107.1°F — Jul 24, 1934 42.1°F — Jul 2, 2001 4.28 in — Jul 30, 2000
August 102.0°F — Aug 5, 1947 39.9°F — Aug 2, 1927 5.07 in — Aug 17, 1935
September 102.0°F — Sep 15, 1939 30.9°F — Sep 28, 1942 3.79 in — Sep 13, 2008
October 90.0°F — Oct 6, 1963 18.0°F — Oct 31, 1925 4.60 in — Oct 5, 1941
November 81.0°F — Nov 1, 1950 -6.0°F — Nov 25, 1950 2.14 in — Nov 10, 1988
December 69.1°F — Dec 5, 2001 -11.9°F — Dec 23, 1983 2.14 in — Dec 1, 2006

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