All-time weather records — Lamar, MO

Record high
118.0°F
July 18, 1936
Record low
-27.9°F
February 13, 1905
Wettest day
9.10 in
July 3, 1976

Climate change signal in Lamar

4.6%

of Lamar's all-time daily heat records were set in the last decade (17 of 366 records since 2015).

3.3%

of all-time daily cold records were set in the last decade (12 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
33
1900s
38
28
1910s
55
32
1920s
19
31
1930s
92
23
1940s
25
46
1950s
32
48
1960s
13
24
1970s
8
18
1980s
18
39
1990s
9
23
2000s
17
5
2010s
7
7
2020s
12
9

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 77.0°F — Jan 25, 1950 -22.0°F — Jan 22, 1930 4.23 in — Jan 2, 1897
February 81.0°F — Feb 24, 2017 -27.9°F — Feb 13, 1905 4.39 in — Feb 23, 1985
March 93.0°F — Mar 20, 1907 -11.9°F — Mar 7, 1943 6.19 in — Mar 7, 1903
April 95.0°F — Apr 14, 1936 15.1°F — Apr 5, 1920 5.85 in — Apr 23, 1983
May 98.1°F — May 24, 1932 28.9°F — May 1, 1903 5.40 in — May 8, 2002
June 107.1°F — Jun 28, 1936 41.0°F — Jun 1, 1894 6.75 in — Jun 11, 1916
July 118.0°F — Jul 18, 1936 48.0°F — Jul 21, 1970 9.10 in — Jul 3, 1976
August 113.0°F — Aug 9, 1936 39.0°F — Aug 25, 1930 5.00 in — Aug 14, 1927
September 105.1°F — Sep 1, 2000 25.0°F — Sep 27, 1942 7.30 in — Sep 25, 1993
October 96.1°F — Oct 14, 1899 0.0°F — Oct 12, 1992 7.30 in — Oct 5, 1998
November 87.1°F — Nov 1, 1937 1.9°F — Nov 16, 1932 5.40 in — Nov 21, 1979
December 77.0°F — Dec 26, 2025 -18.0°F — Dec 23, 1989 4.07 in — Dec 18, 1895

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