All-time weather records — Plentywood, MT

Record high
109.0°F
July 29, 1906
Record low
-47.9°F
February 4, 1907
Wettest day
6.55 in
July 22, 1993

Climate change signal in Plentywood

16.1%

of Plentywood's all-time daily heat records were set in the last decade (59 of 366 records since 2015).

19.7%

of all-time daily cold records were set in the last decade (72 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 #
1900s
21
32
1940s
·
·
1950s
·
·
1960s
·
·
1970s
·
·
1980s
93
33
1990s
109
98
2000s
63
102
2010s
54
70
2020s
26
31

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 1906, the latest in 2023. Period of observation: 1906-2023.

Records by month

Month Hottest day Coldest day Wettest day
January 59.0°F — Jan 8, 2002 -44.0°F — Jan 14, 1907 0.55 in — Jan 6, 1989
February 68.0°F — Feb 27, 1992 -47.9°F — Feb 4, 1907 0.70 in — Feb 15, 2012
March 77.0°F — Mar 23, 1993 -33.0°F — Mar 9, 2002 1.00 in — Mar 26, 1907
April 89.1°F — Apr 25, 2012 -14.1°F — Apr 3, 2002 1.41 in — Apr 19, 1955
May 97.0°F — May 29, 1988 9.0°F — May 3, 2005 1.96 in — May 17, 1949
June 105.1°F — Jun 7, 1988 28.0°F — Jun 2, 2000 2.41 in — Jun 12, 1976
July 109.0°F — Jul 29, 1906 34.0°F — Jul 17, 1907 6.55 in — Jul 22, 1993
August 108.0°F — Aug 15, 1906 30.0°F — Aug 25, 1906 3.98 in — Aug 13, 1947
September 105.1°F — Sep 6, 1906 16.0°F — Sep 21, 1995 2.30 in — Sep 15, 1906
October 96.1°F — Oct 1, 1992 -11.0°F — Oct 30, 1991 1.68 in — Oct 27, 1989
November 75.0°F — Nov 7, 1999 -27.9°F — Nov 24, 1996 1.20 in — Nov 6, 2008
December 55.0°F — Dec 5, 1988 -36.0°F — Dec 22, 1989 1.50 in — Dec 6, 2004

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