All-time weather records — Dolliver, IA

Record high
108.0°F
July 17, 1936
Record low
-38.0°F
February 9, 1899
Wettest day
8.00 in
December 19, 2008

Climate change signal in Dolliver

5.5%

of Dolliver's all-time daily heat records were set in the last decade (20 of 366 records since 2015).

4.9%

of all-time daily cold records were set in the last decade (18 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
18
44
1900s
23
52
1910s
18
50
1920s
30
41
1930s
76
22
1940s
31
20
1950s
27
18
1960s
21
25
1970s
11
25
1980s
25
20
1990s
21
19
2000s
33
4
2010s
16
18
2020s
16
8

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 1895, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 25, 1944 -31.0°F — Jan 27, 1904 4.00 in — Jan 14, 1997
February 70.0°F — Feb 27, 2024 -38.0°F — Feb 9, 1899 1.68 in — Feb 19, 1971
March 86.0°F — Mar 29, 1895 -24.0°F — Mar 11, 1948 4.00 in — Mar 13, 2006
April 93.0°F — Apr 28, 1910 3.0°F — Apr 1, 1924 6.50 in — Apr 7, 2003
May 107.1°F — May 31, 1934 18.0°F — May 3, 1967 4.95 in — May 7, 2005
June 106.0°F — Jun 10, 1933 5.0°F — Jun 11, 1896 3.89 in — Jun 4, 1991
July 108.0°F — Jul 17, 1936 39.9°F — Jul 7, 1922 3.10 in — Jul 4, 1919
August 107.1°F — Aug 3, 1930 33.1°F — Aug 20, 1907 5.80 in — Aug 30, 1962
September 100.9°F — Sep 10, 1931 5.0°F — Sep 4, 1925 6.45 in — Sep 15, 2004
October 93.0°F — Oct 3, 1997 -5.1°F — Oct 30, 1925 3.41 in — Oct 1, 2021
November 95.0°F — Nov 4, 1983 -11.9°F — Nov 23, 1898 2.40 in — Nov 21, 1975
December 75.0°F — Dec 27, 1929 -29.9°F — Dec 14, 1901 8.00 in — Dec 19, 2008

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