All-time weather records — Sac City, IA

Record high
114.1°F
August 18, 1936
Record low
-36.0°F
January 12, 1943
Wettest day
7.74 in
June 26, 1899

Climate change signal in Sac City

9%

of Sac City's all-time daily heat records were set in the last decade (33 of 366 records since 2015).

5.5%

of all-time daily cold records were set in the last decade (20 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
16
36
1900s
15
41
1910s
16
28
1920s
19
22
1930s
94
42
1940s
30
24
1950s
39
17
1960s
16
15
1970s
9
42
1980s
24
18
1990s
17
32
2000s
22
16
2010s
21
20
2020s
28
13

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 68.0°F — Jan 27, 2002 -36.0°F — Jan 12, 1943 1.20 in — Jan 16, 1915
February 75.0°F — Feb 27, 2024 -29.9°F — Feb 2, 1917 1.77 in — Feb 27, 1948
March 90.0°F — Mar 22, 2026 -18.9°F — Mar 1, 1962 2.25 in — Mar 23, 1991
April 96.1°F — Apr 23, 1980 3.9°F — Apr 3, 1975 2.63 in — Apr 5, 1986
May 108.0°F — May 29, 1934 23.0°F — May 1, 1909 4.20 in — May 16, 1943
June 107.1°F — Jun 27, 1934 8.1°F — Jun 9, 1997 7.74 in — Jun 26, 1899
July 113.0°F — Jul 14, 1936 42.1°F — Jul 9, 1895 4.63 in — Jul 17, 1972
August 114.1°F — Aug 18, 1936 14.0°F — Aug 20, 1914 5.85 in — Aug 30, 1962
September 102.9°F — Sep 6, 1939 21.0°F — Sep 28, 1942 4.63 in — Sep 13, 1978
October 95.0°F — Oct 2, 1953 -2.0°F — Oct 30, 1925 2.70 in — Oct 12, 1928
November 80.1°F — Nov 8, 1931 -11.0°F — Nov 7, 1991 2.59 in — Nov 30, 1991
December 84.0°F — Dec 5, 1998 -27.9°F — Dec 29, 1917 2.28 in — Dec 14, 2015

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