All-time weather records — Kellerton, IA

Record high
104.0°F
July 17, 1954
Record low
-20.0°F
February 16, 1958
Wettest day
3.98 in
July 15, 1957

Climate change signal in Kellerton

21%

of Kellerton's all-time daily heat records were set in the last decade (77 of 366 records since 2015).

7.1%

of all-time daily cold records were set in the last decade (26 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 #
1940s
3
·
1950s
264
282
1960s
22
58
2020s
77
26

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 1949, the latest in 2026. Period of observation: 1949-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 64.9°F — Jan 7, 2026 -18.0°F — Jan 14, 1957 1.11 in — Jan 11, 1960
February 75.0°F — Feb 26, 2024 -20.0°F — Feb 16, 1958 1.41 in — Feb 19, 1954
March 91.0°F — Mar 21, 2026 -16.1°F — Mar 5, 1960 1.49 in — Mar 4, 2025
April 91.0°F — Apr 27, 1956 16.0°F — Apr 12, 1957 2.00 in — Apr 19, 1959
May 95.0°F — May 12, 1956 28.9°F — May 4, 1957 2.51 in — May 31, 1954
June 102.0°F — Jun 19, 1956 41.0°F — Jun 1, 1956 3.35 in — Jun 24, 2025
July 104.0°F — Jul 17, 1954 48.9°F — Jul 2, 1959 3.98 in — Jul 15, 1957
August 102.0°F — Aug 4, 1954 39.9°F — Aug 20, 1950 3.03 in — Aug 7, 1950
September 100.9°F — Sep 28, 1953 30.0°F — Sep 28, 1951 2.95 in — Sep 26, 1959
October 93.9°F — Oct 2, 1953 19.9°F — Oct 20, 1960 2.03 in — Oct 30, 2024
November 77.0°F — Nov 1, 1952 1.0°F — Nov 17, 1959 1.71 in — Nov 17, 1958
December 64.0°F — Dec 3, 1956 -14.1°F — Dec 13, 1961 1.60 in — Dec 27, 1959

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