Montana August Temperature by Year

This page is a list of the average statewide temperature in the month of August in Montana for each year from 1895–2023. It is a statewide average over the entire territory of the state, based on data from the NOAA.

State:

Month:

What Was the Hottest August in Montana History?

2003 was the warmest August in Montana history. Statewide, the average daily high temperature was 86.0 °F, and the average low was 54.1 °F.

What Was the Coldest August in Montana History?

1911 was the coolest August in Montana history. Statewide, the average daily high temperature was 72.6 °F, and the average low was 46.0 °F.

Click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	17	81.1	52.5
2022	3	85.6	53.9
2021	61	79.0	50.4
2020	12	83.9	50.9
2019	56	79.4	50.2
2018	67	79.8	49.1
2017	42	81.5	49.5
2016	69	79.8	48.9
2015	35	81.7	50.1
2014	56	78.0	51.6
2013	13	82.4	52.2
2012	20	83.6	49.7
2011	17	82.8	50.7
2010	75	78.4	49.2
2009	80	77.7	49.1
2008	39	81.7	49.5
2007	36	81.5	50.0
2006	42	81.7	49.2
2005	74	79.8	48.0
2004	94	76.4	48.2
2003	1	86.0	54.1
2002	113	75.5	47.0
2001	6	86.0	51.8
2000	17	83.3	50.3
1999	26	81.3	51.6
1998	8	83.8	52.4
1997	56	79.6	49.9
1996	25	83.4	49.6
1995	69	80.4	48.4
1994	22	82.7	50.5
1993	128	72.8	46.7
1992	108	76.8	46.2
1991	7	84.5	52.8
1990	34	80.8	51.3
1989	84	76.9	49.3
1988	47	82.1	48.3
1987	125	73.9	46.0
1986	47	81.0	49.3
1985	115	74.6	47.3
1984	10	83.4	52.2
1983	4	85.1	54.3
1982	52	80.6	49.6
1981	22	83.0	50.1
1980	127	73.5	46.0
1979	63	79.1	50.1
1978	104	76.9	47.1
1977	120	74.1	46.6
1976	72	78.3	49.9
1975	118	74.4	47.1
1974	125	73.8	46.3
1973	29	82.2	50.3
1972	39	80.1	51.1
1971	1	87.1	52.8
1970	22	84.3	49.0
1969	15	84.8	49.2
1968	118	74.0	47.6
1967	26	83.8	48.9
1966	94	77.7	47.1
1965	84	76.8	49.5
1964	114	75.8	46.6
1963	45	81.3	49.3
1962	89	77.8	47.9
1961	5	85.8	52.4
1960	92	77.2	48.0
1959	82	78.9	47.7
1958	14	83.1	51.0
1957	75	78.5	49.2
1956	103	76.8	47.4
1955	29	83.3	49.0
1954	92	76.6	48.5
1953	56	80.4	49.2
1952	75	79.2	48.5
1951	108	75.1	47.8
1950	107	76.7	46.4
1949	20	83.4	50.0
1948	63	79.8	49.3
1947	63	79.8	49.4
1946	87	78.4	47.4
1945	55	81.0	48.8
1944	108	75.8	47.0
1943	69	80.1	48.6
1942	75	79.1	48.5
1941	56	78.2	51.3
1940	29	83.5	48.9
1939	63	81.5	47.7
1938	75	79.7	48.0
1937	47	81.9	48.6
1936	28	81.0	51.6
1935	80	79.5	47.4
1934	54	81.5	48.6
1933	72	78.6	49.6
1932	61	79.0	50.4
1931	38	81.3	50.1
1930	11	81.9	53.0
1929	9	84.9	51.0
1928	115	75.8	46.0
1927	115	74.6	47.2
1926	89	76.8	48.7
1925	83	78.6	47.7
1924	108	76.6	46.1
1923	97	75.7	48.7
1922	16	81.8	52.0
1921	47	81.0	49.3
1920	47	80.3	50.1
1919	29	81.6	50.7
1918	104	75.4	48.6
1917	84	79.1	47.1
1916	97	77.3	47.2
1915	42	80.5	50.5
1914	94	77.9	46.9
1913	67	79.5	49.6
1912	123	72.5	47.7
1911	129	72.6	46.0
1910	123	75.2	45.0
1909	52	80.8	49.3
1908	108	75.6	47.3
1907	120	74.6	46.2
1906	89	76.3	49.4
1905	36	81.0	50.7
1904	87	78.4	47.5
1903	106	75.3	48.4
1902	97	77.2	47.1
1901	39	80.4	50.8
1900	97	76.5	48.0
1899	122	73.7	46.8
1898	29	81.5	50.9
1897	45	81.4	49.2
1896	97	77.5	46.9
1895	97	78.5	45.8