All-time weather records — Melrose, IA

Record high
114.1°F
August 9, 1934
Record low
-38.0°F
February 3, 1996
Wettest day
11.23 in
August 27, 1903

Climate change signal in Melrose

7.1%

of Melrose's all-time daily heat records were set in the last decade (26 of 366 records since 2015).

7.4%

of all-time daily cold records were set in the last decade (27 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
5
10
1900s
17
24
1910s
27
41
1920s
18
16
1930s
103
19
1940s
19
28
1950s
39
24
1960s
20
40
1970s
12
38
1980s
30
29
1990s
19
32
2000s
16
24
2010s
27
25
2020s
14
16

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 1899, the latest in 2026. Period of observation: 1895-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 68.0°F — Jan 9, 2003 -35.0°F — Jan 31, 1996 1.90 in — Jan 20, 1904
February 78.1°F — Feb 24, 1930 -38.0°F — Feb 3, 1996 1.95 in — Feb 21, 1997
March 91.0°F — Mar 22, 2026 -32.1°F — Mar 1, 1962 1.80 in — Mar 16, 1919
April 91.0°F — Apr 10, 1930 8.1°F — Apr 3, 1936 4.12 in — Apr 18, 2013
May 104.0°F — May 30, 1934 10.0°F — May 4, 2002 3.80 in — May 9, 1950
June 105.1°F — Jun 29, 1934 34.0°F — Jun 3, 1969 4.25 in — Jun 5, 1947
July 113.0°F — Jul 25, 1936 37.0°F — Jul 8, 1910 5.50 in — Jul 5, 1993
August 114.1°F — Aug 9, 1934 35.1°F — Aug 20, 1950 11.23 in — Aug 27, 1903
September 102.9°F — Sep 4, 1913 19.9°F — Sep 28, 1942 8.03 in — Sep 13, 1961
October 95.0°F — Oct 5, 1963 0.0°F — Oct 30, 1925 4.00 in — Oct 9, 1982
November 82.0°F — Nov 1, 1938 -13.0°F — Nov 8, 1991 4.95 in — Nov 17, 1952
December 73.9°F — Dec 16, 2021 -31.0°F — Dec 23, 1989 1.96 in — Dec 8, 1980

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