All-time weather records — Napoleon, ND

Record high
118.0°F
July 6, 1936
Record low
-47.9°F
December 20, 1916
Wettest day
5.32 in
August 17, 2014

Climate change signal in Napoleon

4.4%

of Napoleon's all-time daily heat records were set in the last decade (16 of 366 records since 2015).

1.4%

of all-time daily cold records were set in the last decade (5 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
10
32
1900s
32
66
1910s
37
92
1920s
39
47
1930s
83
32
1940s
14
16
1950s
28
15
1960s
22
19
1970s
14
18
1980s
24
5
1990s
16
13
2000s
22
5
2010s
15
4
2020s
10
2

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 57.0°F — Jan 24, 1981 -45.9°F — Jan 12, 1916 0.75 in — Jan 13, 1923
February 91.9°F — Feb 13, 1933 -47.0°F — Feb 15, 1936 0.77 in — Feb 23, 2017
March 87.1°F — Mar 23, 1910 -34.1°F — Mar 10, 1948 1.24 in — Mar 28, 2004
April 93.9°F — Apr 22, 1980 -11.0°F — Apr 2, 1975 4.20 in — Apr 23, 1932
May 107.1°F — May 30, 1934 8.1°F — May 3, 1907 3.20 in — May 29, 1982
June 108.0°F — Jun 18, 1933 25.0°F — Jun 7, 1897 3.81 in — Jun 20, 1991
July 118.0°F — Jul 6, 1936 25.0°F — Jul 28, 1893 4.10 in — Jul 5, 1977
August 111.0°F — Aug 1, 1902 25.0°F — Aug 22, 1908 5.32 in — Aug 17, 2014
September 107.1°F — Sep 7, 1897 10.0°F — Sep 29, 1907 3.20 in — Sep 2, 1973
October 95.0°F — Oct 3, 1938 -8.0°F — Oct 26, 1919 2.43 in — Oct 10, 2021
November 75.9°F — Nov 6, 2016 -27.0°F — Nov 30, 1964 1.31 in — Nov 8, 1977
December 70.0°F — Dec 20, 1894 -47.9°F — Dec 20, 1916 1.52 in — Dec 26, 2016

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