All-time weather records — Jamestown, ND

Record high
118.0°F
July 6, 1936
Record low
-42.0°F
February 15, 1936
Wettest day
6.45 in
August 20, 1918

Climate change signal in Jamestown

6.8%

of Jamestown's all-time daily heat records were set in the last decade (25 of 366 records since 2015).

0.3%

of all-time daily cold records were set in the last decade (1 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
7
28
1900s
41
69
1910s
21
79
1920s
23
60
1930s
71
45
1940s
30
22
1950s
29
14
1960s
20
12
1970s
23
9
1980s
30
12
1990s
22
7
2000s
14
3
2010s
20
6
2020s
15
·

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 1895, the latest in 2026. Period of observation: 1881-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 55.9°F — Jan 19, 1908 -41.1°F — Jan 11, 1918 1.66 in — Jan 31, 1965
February 64.9°F — Feb 12, 1898 -42.0°F — Feb 15, 1936 1.57 in — Feb 27, 1958
March 80.1°F — Mar 21, 1907 -29.0°F — Mar 10, 1948 2.00 in — Mar 27, 2004
April 99.0°F — Apr 21, 1980 -8.0°F — Apr 2, 1899 2.30 in — Apr 28, 1896
May 107.1°F — May 29, 1934 8.1°F — May 1, 1909 2.75 in — May 17, 2015
June 107.1°F — Jun 18, 1933 25.0°F — Jun 1, 1982 4.88 in — Jun 6, 1956
July 118.0°F — Jul 6, 1936 35.1°F — Jul 2, 1945 3.44 in — Jul 16, 1993
August 107.1°F — Aug 4, 1947 28.9°F — Aug 20, 1907 6.45 in — Aug 20, 1918
September 107.1°F — Sep 6, 1931 3.9°F — Sep 17, 2016 3.91 in — Sep 1, 1997
October 95.0°F — Oct 4, 1963 -8.0°F — Oct 28, 1919 2.62 in — Oct 9, 1982
November 78.1°F — Nov 2, 1978 -27.0°F — Nov 30, 1905 1.34 in — Nov 14, 1928
December 66.9°F — Dec 6, 1939 -40.0°F — Dec 21, 1916 1.43 in — Dec 26, 2016

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