All-time weather records — Harbor Springs, MI

Record high
100.9°F
July 31, 1917
Record low
-35.0°F
February 9, 1934
Wettest day
6.53 in
May 31, 1983

Climate change signal in Harbor Springs

8.5%

of Harbor Springs's all-time daily heat records were set in the last decade (31 of 366 records since 2015).

3%

of all-time daily cold records were set in the last decade (11 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 #
1890s
25
59
1900s
28
38
1910s
28
24
1920s
39
83
1930s
37
47
1940s
4
4
1950s
40
9
1960s
16
13
1970s
22
23
1980s
24
21
1990s
24
18
2000s
35
12
2010s
28
14
2020s
16
1

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 1893, the latest in 2026. Period of observation: 1891-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 57.9°F — Jan 11, 1928 -27.0°F — Jan 10, 1893 1.90 in — Jan 1, 2026
February 68.0°F — Feb 28, 2024 -35.0°F — Feb 9, 1934 2.10 in — Feb 23, 1922
March 84.0°F — Mar 22, 2012 -24.0°F — Mar 6, 1901 2.20 in — Mar 5, 1913
April 93.0°F — Apr 29, 1899 0.0°F — Apr 1, 1924 2.15 in — Apr 4, 1981
May 95.0°F — May 9, 2005 19.9°F — May 2, 1907 6.53 in — May 31, 1983
June 96.1°F — Jun 3, 1934 30.9°F — Jun 4, 1894 2.80 in — Jun 25, 1898
July 100.9°F — Jul 31, 1917 36.0°F — Jul 30, 1922 3.57 in — Jul 4, 1974
August 99.0°F — Aug 21, 1955 30.9°F — Aug 23, 1897 3.17 in — Aug 20, 1968
September 96.1°F — Sep 15, 1897 26.1°F — Sep 29, 1893 6.00 in — Sep 3, 1937
October 87.1°F — Oct 5, 2005 7.0°F — Oct 22, 2005 3.21 in — Oct 4, 2018
November 75.9°F — Nov 2, 1938 -2.0°F — Nov 30, 1936 2.30 in — Nov 15, 1927
December 64.9°F — Dec 5, 2001 -18.0°F — Dec 29, 1976 1.75 in — Dec 14, 2015

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