All-time weather records — Curlew, IA

Record high
106.0°F
July 26, 1894
Record low
-33.0°F
January 30, 2019
Wettest day
9.00 in
August 18, 2007

Climate change signal in Curlew

12.3%

of Curlew's all-time daily heat records were set in the last decade (45 of 366 records since 2015).

9.3%

of all-time daily cold records were set in the last decade (34 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
22
46
1900s
·
·
1940s
37
20
1950s
49
54
1960s
43
71
1970s
33
46
1980s
38
40
1990s
36
24
2000s
41
14
2010s
45
35
2020s
22
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 1893, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 64.9°F — Jan 27, 2002 -33.0°F — Jan 30, 2019 1.90 in — Jan 2, 1971
February 71.1°F — Feb 27, 2024 -29.0°F — Feb 3, 1996 1.64 in — Feb 27, 1948
March 89.1°F — Mar 20, 2026 -26.0°F — Mar 1, 1962 2.79 in — Mar 23, 1991
April 93.0°F — Apr 21, 1980 5.0°F — Apr 2, 1975 3.10 in — Apr 10, 2013
May 100.0°F — May 15, 2013 21.9°F — May 3, 1967 4.00 in — May 22, 2004
June 102.0°F — Jun 8, 1985 37.9°F — Jun 1, 1964 4.80 in — Jun 17, 2014
July 106.0°F — Jul 26, 1894 39.9°F — Jul 9, 1895 4.74 in — Jul 9, 1950
August 102.0°F — Aug 8, 1894 37.9°F — Aug 20, 1950 9.00 in — Aug 18, 2007
September 99.0°F — Sep 8, 1947 18.0°F — Sep 28, 1942 6.40 in — Sep 21, 1950
October 93.9°F — Oct 5, 1963 3.0°F — Oct 19, 1984 3.75 in — Oct 1, 2007
November 81.0°F — Nov 9, 2006 -11.0°F — Nov 26, 1977 2.17 in — Nov 20, 1973
December 69.1°F — Dec 31, 2004 -24.0°F — Dec 22, 1989 1.90 in — Dec 28, 1966

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