All-time weather records — Sandyville, IA

Record high
113.0°F
August 8, 1934
Record low
-35.0°F
February 3, 1996
Wettest day
70.00 in
November 7, 1937

Climate change signal in Sandyville

5.5%

of Sandyville's all-time daily heat records were set in the last decade (20 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
21
35
1900s
10
25
1910s
18
25
1920s
26
24
1930s
97
20
1940s
34
25
1950s
31
22
1960s
11
34
1970s
16
49
1980s
32
43
1990s
18
19
2000s
15
12
2010s
32
27
2020s
5
6

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 2022. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 90.0°F — Jan 24, 1897 -33.0°F — Jan 31, 2019 2.39 in — Jan 12, 1960
February 79.0°F — Feb 24, 1930 -35.0°F — Feb 3, 1996 1.89 in — Feb 17, 1911
March 89.1°F — Mar 29, 1895 -20.0°F — Mar 1, 1962 2.06 in — Mar 15, 1945
April 91.9°F — Apr 10, 1930 -2.0°F — Apr 6, 1982 3.41 in — Apr 18, 2013
May 106.0°F — May 30, 1934 21.0°F — May 1, 1909 3.40 in — May 11, 1912
June 105.1°F — Jun 26, 1934 36.0°F — Jun 4, 1945 5.66 in — Jun 5, 1947
July 111.9°F — Jul 19, 1934 39.9°F — Jul 30, 1984 5.61 in — Jul 29, 2015
August 113.0°F — Aug 8, 1934 34.0°F — Aug 4, 1915 8.90 in — Aug 26, 1977
September 104.0°F — Sep 8, 1947 17.1°F — Sep 8, 1984 11.21 in — Sep 19, 1931
October 95.0°F — Oct 2, 1953 3.9°F — Oct 30, 1925 3.95 in — Oct 11, 1973
November 82.0°F — Nov 1, 1938 -11.0°F — Nov 28, 1896 70.00 in — Nov 7, 1937
December 70.0°F — Dec 5, 2017 -26.0°F — Dec 23, 1989 2.65 in — Dec 17, 1895

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