All-time weather records — La Grange, MO

Record high
109.9°F
July 30, 1980
Record low
-20.0°F
January 10, 1982
Wettest day
6.57 in
September 20, 1986

Climate change signal in La Grange

10.1%

of La Grange's all-time daily heat records were set in the last decade (37 of 366 records since 2015).

8.2%

of all-time daily cold records were set in the last decade (30 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
·
·
1930s
24
10
1940s
28
60
1950s
49
59
1960s
30
59
1970s
29
53
1980s
92
28
1990s
30
42
2000s
24
16
2010s
39
22
2020s
21
17

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 1937, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 72.0°F — Jan 24, 1950 -20.0°F — Jan 10, 1982 3.03 in — Jan 2, 1965
February 80.1°F — Feb 28, 2024 -20.0°F — Feb 9, 1979 2.25 in — Feb 20, 2018
March 89.1°F — Mar 22, 2026 -9.9°F — Mar 5, 1960 4.35 in — Mar 4, 1985
April 95.0°F — Apr 26, 1986 14.0°F — Apr 2, 2018 4.15 in — Apr 18, 2013
May 100.0°F — May 22, 1988 30.0°F — May 4, 2005 5.40 in — May 27, 1973
June 102.9°F — Jun 15, 1987 37.0°F — Jun 11, 2007 4.48 in — Jun 14, 1990
July 109.9°F — Jul 30, 1980 48.9°F — Jul 3, 1968 4.98 in — Jul 31, 1985
August 108.0°F — Aug 19, 1988 43.0°F — Aug 20, 1950 4.98 in — Aug 8, 1943
September 104.0°F — Sep 6, 1990 27.0°F — Sep 28, 1942 6.57 in — Sep 20, 1986
October 97.0°F — Oct 7, 1939 18.0°F — Oct 29, 1952 4.84 in — Oct 5, 1955
November 82.0°F — Nov 1, 1938 -8.0°F — Nov 30, 1964 3.01 in — Nov 30, 2006
December 81.0°F — Dec 16, 1998 -18.0°F — Dec 23, 1989 3.07 in — Dec 10, 2003

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