All-time weather records — Merrill, MI

Record high
111.0°F
July 13, 1936
Record low
-23.1°F
February 5, 1918
Wettest day
6.93 in
August 10, 2012

Climate change signal in Merrill

10.1%

of Merrill's all-time daily heat records were set in the last decade (37 of 366 records since 2015).

2.2%

of all-time daily cold records were set in the last decade (8 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
6
14
1900s
30
62
1910s
32
39
1920s
27
36
1930s
78
14
1940s
37
47
1950s
21
45
1960s
10
25
1970s
17
24
1980s
12
22
1990s
26
17
2000s
19
8
2010s
29
12
2020s
22
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 1898, the latest in 2026. Period of observation: 1898-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 62.1°F — Jan 25, 1950 -22.0°F — Jan 19, 1994 1.92 in — Jan 26, 1978
February 73.9°F — Feb 27, 2024 -23.1°F — Feb 5, 1918 3.51 in — Feb 21, 1997
March 87.1°F — Mar 21, 2012 -11.9°F — Mar 2, 1962 2.11 in — Mar 19, 1948
April 89.1°F — Apr 29, 1899 8.1°F — Apr 1, 1923 2.87 in — Apr 21, 1967
May 95.0°F — May 31, 1919 24.1°F — May 1, 1903 3.14 in — May 20, 1996
June 104.0°F — Jun 1, 1934 33.1°F — Jun 8, 1949 3.11 in — Jun 21, 2011
July 111.0°F — Jul 13, 1936 39.0°F — Jul 2, 2001 3.07 in — Jul 27, 1928
August 102.9°F — Aug 6, 1918 0.0°F — Aug 19, 1902 6.93 in — Aug 10, 2012
September 100.0°F — Sep 1, 1953 27.0°F — Sep 28, 1991 5.51 in — Sep 10, 1986
October 91.0°F — Oct 7, 2007 0.0°F — Oct 5, 1905 4.58 in — Oct 3, 1954
November 80.1°F — Nov 1, 1950 -2.9°F — Nov 26, 1949 2.18 in — Nov 5, 2005
December 66.9°F — Dec 5, 2001 -11.9°F — Dec 26, 1914 2.08 in — Dec 6, 1962

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