Missoula, MT: records

4 October 2026: The hottest day on record in Missoula, MT: 107°F on Friday 6 July 2007.

The record begins: 1893

All-time records

Hottest day: 107°F; 6 July 2007
Coldest night: -33°F; 26 January 1957
Wettest day: 2.32 in; 5 November 1927
Warmest night: 72°F; 27 July 1939
Coldest day: -13°F; 2 February 1989, 22 December 1983, 17 December 1964

Daily records by decade

New daily records set in Missoula, MT by decade since the 1920s: the most record highs, 125, came in the 1930s; the most record lows, 79, in the 1960s.

Record highs
Record lows

Every decade as a table

Decade	Record highs	Record lows	Years in the record
1890s	0	0	7
1900s	0	0	10
1910s	0	0	10
1920s	17	18	10
1930s	125	53	10
1940s	53	29	10
1950s	31	59	10
1960s	43	79	10
1970s	32	46	10
1980s	28	29	10
1990s	26	29	10
2000s	27	20	10
2010s	27	13	10
2020s	47	10	7

Records by month

Month	Highest	Lowest	Wettest day
January	60°F 1 January 1939	-33°F 26 January 1957	1.10 in 31 January 1907, 30 January 1907
February	66°F 24 February 1995	-28°F 10 February 1933	1.10 in 7 February 1918
March	78°F 30 March 2004	-13°F 5 March 1955	1.06 in 14 March 1908
April	90°F 25 April 1910	2°F 1 April 1936	1.87 in 6 April 2006
May	95°F 30 May 1986, 30 May 1936, 29 May 1936	21°F 8 May 1999, 12 May 1985, 1 May 1954	1.83 in 25 May 1980
June	102°F 30 June 2021, 28 June 2015	26°F 20 June 1906	1.74 in 4 June 1905
July	107°F 6 July 2007	27°F 1 July 1901	1.62 in 21 July 1987
August	105°F 4 August 1961	25°F 19 August 1901	2.03 in 7 August 2009
September	99°F 1 September 1967	15°F 25 September 1926	1.54 in 9 September 1931
October	85°F 4 October 1980, 3 October 1963	-7°F 25 October 2020	1.92 in 7 October 1893
November	73°F 12 November 1999	-23°F 16 November 1955	2.32 in 5 November 1927
December	67°F 1 December 2021	-30°F 23 December 1983, 17 December 1964	1.40 in 23 December 1917

Streaks, months and years

Longest heat streak	22 days	27 June to 18 July 2021	A high of 90°F or above
Longest cold streak	32 days	8 January to 8 February 1949	A high of 32°F or below
Wettest month	7.38 in	May 1980
Driest month	0.00 in	August 1917	and 2 more
Wettest year	21.81 in	1998
Driest year	8.62 in	1952

Every record in words

The coldest night on record in Missoula, MT: a low of -33°F on Saturday 26 January 1957.
The wettest day on record in Missoula, MT: 2.32 in on Saturday 5 November 1927.
The warmest night on record in Missoula, MT: a low of 72°F on Thursday 27 July 1939.
The coldest day on record in Missoula, MT: a high of -13°F on Thursday 2 February 1989, Thursday 22 December 1983 and Thursday 17 December 1964.
The longest run of days with a high of 90°F or above in Missoula, MT: 22 days, from Sunday 27 June to Sunday 18 July 2021.
The longest run of days with a high of 32°F or below in Missoula, MT: 32 days, from Saturday 8 January to Tuesday 8 February 1949.
The wettest month on record in Missoula, MT: May 1980, with 7.38 in of precipitation.
The driest month on record in Missoula, MT: August 1917, with 0.00 in of precipitation (shared with 2 other months).
The wettest year on record in Missoula, MT: 1998, with 21.81 in of precipitation.
The driest year on record in Missoula, MT: 1952, with 8.62 in of precipitation.

Missoula, MT the day's answers