All-time weather records — Jamestown, MO

Record high
109.0°F
July 30, 1980
Record low
-59.1°F
October 23, 1957
Wettest day
7.23 in
July 7, 1993

Climate change signal in Jamestown

11.5%

of Jamestown's all-time daily heat records were set in the last decade (42 of 366 records since 2015).

10.7%

of all-time daily cold records were set in the last decade (39 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 #
1950s
48
24
1960s
66
73
1970s
54
67
1980s
90
60
1990s
35
51
2000s
16
24
2010s
25
48
2020s
32
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 1954, the latest in 2026. Period of observation: 1954-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 78.1°F — Jan 23, 1967 -17.0°F — Jan 10, 1982 2.17 in — Jan 5, 2005
February 82.0°F — Mar 1, 1972 -35.0°F — Feb 7, 2009 2.63 in — Feb 21, 1997
March 91.0°F — Mar 27, 2026 -9.9°F — Mar 5, 1960 2.52 in — Mar 21, 2012
April 91.9°F — Apr 20, 1987 19.0°F — Apr 3, 1975 4.63 in — Apr 11, 1994
May 93.9°F — May 12, 1956 30.0°F — May 3, 1976 4.34 in — May 18, 1995
June 104.0°F — Jun 29, 2012 43.0°F — Jun 5, 1993 4.65 in — Jun 22, 1969
July 109.0°F — Jul 30, 1980 25.0°F — Jul 10, 1989 7.23 in — Jul 7, 1993
August 108.0°F — Aug 1, 1980 45.0°F — Aug 28, 1986 3.53 in — Aug 1, 2016
September 104.0°F — Sep 4, 1954 30.0°F — Sep 30, 1984 4.60 in — Sep 14, 2008
October 96.1°F — Oct 2, 1976 -59.1°F — Oct 23, 1957 5.29 in — Oct 12, 1969
November 84.9°F — Nov 2, 1964 -0.9°F — Nov 8, 1991 3.05 in — Nov 2, 1983
December 75.0°F — Dec 8, 1991 -20.9°F — Dec 23, 1989 3.30 in — Dec 2, 1982

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