All-time weather records — Mechanicsville, IA

Record high
108.0°F
July 3, 1911
Record low
-51.0°F
December 19, 1988
Wettest day
6.57 in
June 26, 1944

Climate change signal in Mechanicsville

0%

of Mechanicsville'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 #
1890s
6
5
1900s
14
12
1910s
49
30
1920s
32
52
1930s
76
51
1940s
25
33
1950s
49
34
1960s
23
26
1970s
17
41
1980s
32
29
1990s
24
27
2000s
19
26
2010s
·
·

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 2009. Period of observation: 1893-2010.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 31, 1989 -29.9°F — Jan 22, 1930 2.00 in — Jan 1, 2001
February 71.1°F — Feb 15, 1921 -29.9°F — Feb 4, 1996 2.51 in — Feb 9, 2001
March 87.1°F — Mar 29, 1986 -18.9°F — Mar 1, 1962 2.79 in — Mar 8, 2009
April 93.9°F — Apr 10, 1930 9.0°F — Apr 7, 1982 3.10 in — Apr 29, 1974
May 106.0°F — May 31, 1934 21.9°F — May 3, 2005 4.50 in — May 23, 1907
June 105.1°F — Jun 1, 1934 37.0°F — Jun 4, 1945 6.57 in — Jun 26, 1944
July 108.0°F — Jul 3, 1911 43.0°F — Jul 14, 1950 4.50 in — Jul 29, 1970
August 105.1°F — Aug 18, 1936 36.0°F — Aug 29, 1927 4.95 in — Aug 11, 1949
September 100.9°F — Sep 9, 1955 25.0°F — Sep 26, 1926 4.30 in — Sep 17, 1970
October 93.0°F — Oct 2, 1953 1.9°F — Oct 30, 1925 3.35 in — Oct 10, 1954
November 79.0°F — Nov 1, 1933 -7.1°F — Nov 29, 1929 4.58 in — Nov 17, 1952
December 70.0°F — Dec 5, 1998 -51.0°F — Dec 19, 1988 3.15 in — Dec 15, 1971

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