All-time weather records — Chapman, KS

Record high
116.1°F
July 18, 1936
Record low
-29.0°F
January 4, 1947
Wettest day
8.10 in
September 12, 1933

Climate change signal in Chapman

11.7%

of Chapman's all-time daily heat records were set in the last decade (43 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 #
1900s
11
23
1910s
65
94
1920s
57
69
1930s
116
50
1940s
33
52
1950s
30
28
1960s
·
·
1970s
·
·
1980s
·
·
1990s
·
·
2000s
·
1
2010s
29
30
2020s
25
19

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 1904, the latest in 2026. Period of observation: 1904-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 73.9°F — Jan 2, 1939 -29.0°F — Jan 4, 1947 2.00 in — Jan 7, 1937
February 82.0°F — Feb 24, 1930 -20.9°F — Feb 16, 2021 2.46 in — Feb 24, 2001
March 96.1°F — Mar 22, 2026 -13.0°F — Mar 11, 1948 4.35 in — Mar 15, 1919
April 98.1°F — Apr 29, 1910 1.9°F — Apr 5, 1920 2.72 in — Apr 27, 1969
May 100.9°F — May 31, 1934 21.9°F — May 1, 1909 3.98 in — May 22, 1999
June 111.9°F — Jun 25, 1911 39.9°F — Jun 3, 1946 5.10 in — Jun 18, 1977
July 116.1°F — Jul 18, 1936 44.1°F — Jul 3, 1924 7.10 in — Jul 18, 1972
August 115.0°F — Aug 12, 1936 39.9°F — Aug 28, 1916 5.65 in — Aug 15, 1938
September 114.1°F — Sep 3, 1947 28.0°F — Sep 29, 1916 8.10 in — Sep 12, 1933
October 100.0°F — Oct 4, 1938 12.0°F — Oct 29, 1913 4.43 in — Oct 19, 1941
November 88.0°F — Nov 3, 1924 -9.0°F — Nov 28, 1952 4.00 in — Nov 8, 1916
December 79.0°F — Dec 6, 1939 -15.0°F — Dec 10, 1919 2.00 in — Dec 11, 2007

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