All-time weather records — Fortuna, ND

Record high
106.0°F
July 25, 2007
Record low
-45.0°F
December 23, 1983
Wettest day
5.75 in
July 3, 1990

Climate change signal in Fortuna

16.4%

of Fortuna's all-time daily heat records were set in the last decade (60 of 366 records since 2015).

15.6%

of all-time daily cold records were set in the last decade (57 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 #
1960s
53
46
1970s
43
49
1980s
87
84
1990s
50
40
2000s
56
73
2010s
42
42
2020s
35
32

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 1963, the latest in 2025. Period of observation: 1963-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 59.0°F — Jan 9, 2002 -44.0°F — Jan 11, 1982 1.00 in — Jan 12, 2013
February 64.0°F — Feb 28, 1992 -44.0°F — Feb 8, 2019 1.00 in — Feb 10, 2009
March 75.9°F — Mar 20, 2021 -33.0°F — Mar 1, 2014 1.10 in — Mar 2, 1976
April 90.0°F — Apr 21, 1980 -11.0°F — Apr 1, 1975 2.00 in — Apr 7, 2012
May 100.0°F — May 23, 1980 3.9°F — May 16, 1984 2.15 in — May 6, 1965
June 102.9°F — Jun 11, 1988 10.0°F — Jun 3, 2006 2.80 in — Jun 20, 1995
July 106.0°F — Jul 25, 2007 37.0°F — Jul 5, 2023 5.75 in — Jul 3, 1990
August 105.1°F — Aug 7, 1983 30.9°F — Aug 11, 1964 2.00 in — Aug 18, 1990
September 102.0°F — Sep 7, 1976 19.0°F — Sep 15, 2007 2.18 in — Sep 12, 1978
October 91.0°F — Oct 2, 1992 -5.1°F — Oct 30, 1984 2.00 in — Oct 23, 1997
November 73.0°F — Nov 1, 1999 -26.0°F — Nov 24, 1996 1.17 in — Nov 24, 1993
December 53.1°F — Dec 5, 1979 -45.0°F — Dec 23, 1983 3.00 in — Dec 1, 2011

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