Missoula, MT: Summer

31 August 2026: Summer 2026 averaged 66.7°F in Missoula, MT, the warmest summer since 2025, tied 24th warmest of 122 (with 1904).

Summer 2026

Mean temperature: 66.7°F; Warmest since 2025; 24th warmest of 122
Precipitation: 2.47 in; Driest since 2024; 28th driest of 122

A normal summer in Missoula, MT (1991 to 2020): a mean temperature of 65.3°F, between 63.6°F and 68.3°F in eight years of ten and 3.61 in of precipitation, between 2.18 in and 5.51 in in eight years of ten.

The mean temperature of every summer in Missoula, MT since 1893: 66.7°F in 2026; the highest is 69.9°F, in 1936.

Normal range, 63.6 to 68.3°F

Every year, ranked, as a table

Every summer in Missoula, MT from 1893 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	66.7	24	83	31	50.3	23	2.47	93	0
2025	67.4	15	83.6	21	51.3	13	3.21	67	0
2024	67.3	16	84.5	16	50.2	26	1.92	110	0
2023	69.2	6	84.8	12	53.6	3	4.54	37	0
2022	69.4	5	86.3	4	52.4	8	2.40	98	0
2021	69.6	3	86.4	3	52.7	6	2.98	77	0
2020	65.3	52	81.4	52	49.2	45	3.20	68	0
2019	65.8	35	81.8	47	49.7	32	2.91	79	0
2018	64.8	63	81.1	59	48.5	65	3.26	65	0
2017	68.5	7	85.8	6	51.2	18	2.22	105	0
2016	65.4	49	82.4	41	48.4	68	3.10	73	0
2015	67.9	12	84.3	18	51.6	10	2.23	104	0
2014	66.5	27	82.4	41	50.6	20	3.18	69	0
2013	68.5	7	85.6	7	51.3	13	2.19	106	0
2012	66.8	22	83.5	23	50.1	27	4.03	50	0
2011	64.8	63	80.9	68	48.7	61	3.76	56	0
2010	64.2	80	78.9	97	49.4	37	5.90	8	0
2009	65.8	35	81.2	56	50.3	23	5.50	13	0
2008	65.7	40	81.8	47	49.5	35	4.37	41	0
2007	69.8	2	86.8	2	52.7	6	1.83	112	0
2006	68	11	84.7	13	51.3	13	3.15	71	0
2005	64.7	67	81	61	48.3	71	3.46	62	0
2004	66.2	33	81.2	56	51.3	13	4.83	31	0
2003	68.3	9	85.3	9	51.4	12	2.12	107	0
2002	64.6	72	80.2	78	49	52	3.86	53	0
2001	65	58	81.2	56	48.8	58	5.57	11	0
2000	65.2	55	82.9	35	47.5	88	1.52	116	0
1999	63.2	102	78.4	104	48	78	5.05	27	0
1998	65.3	52	80.3	77	50.3	23	7.78	1	0
1997	63.6	91	78.5	102	48.8	58	4.72	34	0
1996	64.7	67	82.6	39	46.9	107	3.43	63	0
1995	63.3	95	79.3	93	47.4	93	5.36	17	0
1994	67	19	85.3	9	48.7	61	2.68	88	0
1993	60.3	120	73.8	122	46.8	110	4.79	32	0
1992	64.8	63	80.7	72	48.9	54	4.48	38	0
1991	65	58	81.1	59	48.9	54	3.81	54	0
1990	64.7	67	80	80	49.4	37	3.81	54	0
1989	65.4	49	81	61	49.7	32	5.10	26	0
1988	65.8	35	83.3	25	48.2	73	2.47	93	0
1987	63.3	95	79.6	89	47	103	5.04	28	0
1986	65.8	35	82.6	39	49.1	49	5.18	22	0
1985	66.3	30	82.2	45	50.5	22	3.76	56	0
1984	64.2	80	80.2	78	48.2	73	3.32	64	0
1983	63.3	95	77.3	116	49.2	45	5.97	6	0
1982	64.5	74	79.6	89	49.4	37	3.15	71	0
1981	64	83	79.8	83	48.3	71	5.38	15	0
1980	62	116	76.9	118	47.1	101	4.24	46	0
1979	66.9	20	83.1	28	50.7	19	2.75	85	0
1978	62.8	108	78.4	104	47.2	98	2.45	96	0
1977	65.6	45	81.4	52	49.9	29	2.66	89	0
1976	62.3	114	77.7	114	47	103	3.60	58	0
1975	63.1	105	78.3	107	48	78	5.56	12	0
1974	66	34	82.9	35	49.2	45	3.57	59	0
1973	65.7	40	83	31	48.4	68	1.97	109	0
1972	64.4	77	80.9	68	47.9	82	2.25	101	0
1971	65.7	40	83.4	24	47.9	82	3.18	69	0
1970	66.3	30	83.6	21	49	52	4.60	35	0
1969	63.4	94	80.9	68	45.9	118	4.47	40	0
1968	64.6	72	79.7	85	49.5	35	4.48	38	0
1967	67.2	17	84.7	13	49.7	32	3.07	75	0
1966	64.7	67	81.4	52	47.9	82	3.53	61	0
1965	62.1	115	77	117	47.2	98	5.38	15	0
1964	61.3	119	76.6	119	46.1	116	5.91	7	0
1963	63.2	102	79.7	85	46.8	110	5.69	10	0
1962	61.5	118	78.7	99	44.2	120	2.48	92	0
1961	68.1	10	87.3	1	48.9	54	1.64	115	0
1960	64.9	61	83.1	28	46.8	110	2.35	100	0
1959	63.7	87	79.7	85	47.8	85	2.75	85	0
1958	65.4	49	81	61	49.8	31	6.53	5	0
1957	64.3	78	80	80	48.5	65	2.47	93	0
1956	63.3	95	78.7	99	48	78	5.83	9	0
1955	63.7	87	79.7	85	47.8	85	4.36	42	0
1954	61.7	117	76.5	120	46.9	107	4.35	43	0
1953	63.2	102	79.6	89	46.9	107	1.68	114	0
1952	63	106	78.8	98	47.3	96	2.63	90	0
1951	62.4	113	78.1	109	46.8	110	2.90	80	0
1950	62.7	111	77.9	111	47.5	88	5.16	24	0
1949	64.3	78	81	61	47.5	88	1.85	111	0
1948	63.3	95	77.6	115	48.9	54	5.12	25	0
1947	63.9	85	79.5	92	48.2	73	4.88	30	2
1946	65	58	80.7	72	49.3	42	4.79	32	2
1945	64.7	67	81	61	48.5	65	1.33	118	7
1944	64.5	74	78.4	104	50.6	20	5.35	18	0
1943	63.6	91	78.1	109	49.3	42	2.90	80	3
1942	65.6	45	79.8	83	51.3	13	3.04	76	2
1941	67.6	13	81.5	51	53.8	2	5.19	21	3
1940	69.5	4	85.6	7	53.4	4	2.36	99	2
1939	66.6	26	81.7	49	51.6	10	2.41	97	1
1938	67.5	14	82	46	53.1	5	4.21	48	4
1937	66.8	22	81.3	55	52.2	9	1.81	113	5
1936	69.9	1	85.1	11	54.7	1	2.80	84	1
1935	63.9	85	81.7	49	46	117	2.25	101	2
1934	65.5	47	82.7	38	48.2	73	3.23	66	6
1933	67.1	18	84.6	15	49.3	42	2.83	83	3
1932	64.9	61	80.6	75	49.2	45	2.69	87	2
1931	66.9	20	84.4	17	49.4	37	1.46	117	1
1930	66.3	30	83.2	26	49.4	37	2.85	82	2
1929	65.8	35	83.2	26	48.4	68	2.25	101	1
1928	63.7	87	80	80	47.4	93	5.28	19	0
1927	64.8	63	81	61	48.6	64	2.61	91	5
1926	66.4	28	84	20	48.8	58	3.10	73	1
1925	65.7	40	82.3	44	49.1	49	4.18	49	2
1924									31
1923	65.3	52	80.7	72	50	28	5.44	14	1
1920									84
1919	66.4	28	84.2	19	48.7	61	1.30	119	2
1918	65.5	47	83.1	28	48	78	4.23	47	4
1917	64.2	80	83	31	45.4	119	0.62	122	1
1916									18
1915	63.3	95	79.1	94	47.6	87	6.77	4	0
1914									30
1913	64.5	74	80.8	71	48.2	73	4.94	29	0
1912	62.8	108	78.5	102	47.3	96	5.22	20	1
1911	64	83	81	61	47	103	3.94	52	0
1910	65.2	55	82.9	35	47.4	93	1.17	120	0
1909									34
1908									12
1907	62.6	112	78.7	99	46.7	114	7.69	2	1
1906	65.7	40	82.4	41	49.1	49	4.58	36	1
1905	65.1	57	83	31	47.2	98	5.18	22	1
1904	66.7	24	86	5	47.5	88	1.12	121	1
1903									42
1902	63.3	95	79.1	94	47.5	88	2.11	108	4
1901									26
1900									57
1899	62.8	108	78.2	108	47.1	101	4.29	44	3
1898									70
1897	63.7	87	77.8	113	49.9	29	6.85	3	3
1896	63.5	93	80.4	76	46.5	115	3.97	51	1
1895	60	121	76.4	121	43.5	121	2.93	78	0
1894	63	106	79.1	94	47	103	4.29	44	0
1893	60	121	77.9	111	42	122	3.55	60	1

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1936	69.9
2007	69.8
2021	69.6
1940	69.5
2022	69.4
2023	69.2
2017	68.5
2013	68.5
2003	68.3
1961	68.1

Coldest
Year	Mean, °F
1895	60
1893	60
1993	60.3
1964	61.3
1962	61.5
1954	61.7
1980	62
1965	62.1
1976	62.3
1951	62.4

Wettest
Year	Precipitation, in
1998	7.78
1907	7.69
1897	6.85
1915	6.77
1958	6.53
1983	5.97
1964	5.91
2010	5.90
1956	5.83
1963	5.69

Driest
Year	Precipitation, in
1917	0.62
1904	1.12
1910	1.17
1919	1.30
1945	1.33
1931	1.46
2000	1.52
1961	1.64
1953	1.68
1937	1.81

The hottest, coldest and wettest days

Hottest day: 100°F; 25 July 2026
Coldest night: 31°F; 8 June 2026
Wettest day: 1.01 in; 29 June 2026

Every month, season and year

Months

Seasons

Years

Missoula, MT the day's answers

All-time records

Every answer in words

Summer 2026 brought 2.47 in of precipitation in Missoula, MT, the driest summer since 2024, tied 28th driest of 122 (with 1988 and 1957).
The hottest day of summer 2026 in Missoula, MT: 100°F on Saturday 25 July 2026.
The coldest night of summer 2026 in Missoula, MT: a low of 31°F on Monday 8 June 2026.
The wettest day of summer 2026 in Missoula, MT: 1.01 in on Monday 29 June 2026.