Average Temperature in Dillon by Year

This page contains a list of the average yearly high and low temperatures in Dillon, Montana for each year between 1900 and 2023. It is based on NOAA data.

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What Was the Hottest Year Ever in Dillon?

1934 was the warmest year in the history of Dillon, Montana. The average daily high temperature was 62.2 °F, and the average low was 35.6 °F.

What Was the Coldest Year Ever in Dillon?

2019 was the coolest year in the history of Dillon, Montana. The average daily high temperature was 52.2 °F, and the average low was 27.2 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	100	54.2	29.4
2022	109	54.7	28.3
2021	43	57.7	30.3
2020	69	56.2	29.7
2019	117	52.2	27.2
2018	106	54.5	28.6
2017	55	56.4	30.6
2016	20	57.6	31.8
2015	5	59.3	32.8
2014	50	56.8	30.7
2013	51	56.9	30.5
2012	8	59.2	31.4
2011	80	55.3	29.5
2010	86	54.5	29.9
2009	85	54.8	29.6
2008	88	55.3	29.0
2007	34	57.4	31.1
2006	26	57.6	31.3
2005	56	56.5	30.5
2004	38	56.9	31.3
2003	29	57.4	31.5
2002	97	54.6	29.1
2001	45	57.0	31.0
2000	71	55.7	30.0
1999	49	57.1	30.5
1998	61	55.3	31.0
1991	33	57.9	30.6
1990	37	58.0	30.2
1989	77	55.9	29.2
1988	12	59.4	30.7
1987	18	59.4	30.1
1986	24	58.2	30.9
1985	116	53.8	26.1
1984	96	54.6	29.2
1983	78	55.1	29.9
1982	111	54.0	27.9
1981	25	58.0	31.0
1980	62	56.2	30.0
1979	93	55.7	28.2
1978	108	54.8	28.3
1977	73	56.5	29.1
1976	54	57.4	29.7
1975	112	53.6	27.7
1974	57	57.3	29.6
1973	82	55.5	29.1
1972	76	55.3	29.8
1971	79	55.3	29.6
1970	67	55.9	30.1
1969	98	55.2	28.5
1968	90	54.8	29.3
1967	52	56.3	30.9
1966	22	58.3	31.0
1965	66	55.3	30.7
1964	87	54.8	29.5
1963	42	57.1	31.0
1962	70	56.2	29.6
1961	30	57.5	31.1
1960	81	56.1	28.6
1959	84	56.3	28.2
1958	23	58.5	30.7
1957	95	55.3	28.5
1956	75	56.6	28.6
1955	115	53.8	26.1
1954	59	57.7	29.1
1953	15	58.6	31.1
1952	102	55.9	27.6
1951	114	53.7	26.7
1950	101	55.6	27.9
1949	94	56.3	27.5
1948	113	54.1	27.0
1947	68	56.3	29.6
1946	60	56.5	30.2
1945	74	56.3	29.0
1944	83	55.8	28.7
1943	72	57.1	28.6
1942	104	55.0	28.3
1941	47	57.1	30.6
1940	21	59.1	30.2
1939	13	60.0	29.9
1938	53	57.2	29.9
1937	99	55.9	27.8
1935	103	54.8	28.6
1934	1	62.2	35.6
1933	3	58.8	34.2
1932	36	56.1	32.2
1931	2	60.1	35.4
1930	19	57.1	32.4
1929	40	56.1	32.0
1928	11	56.9	33.2
1927	27	56.1	32.8
1926	10	57.2	33.1
1925	4	57.8	34.8
1924	63	55.7	30.4
1923	65	55.9	30.1
1922	91	55.3	28.7
1921	31	57.9	30.7
1920	105	54.8	28.4
1919	58	57.4	29.5
1918	35	60.1	28.3
1917	32	59.0	29.5
1916	110	55.3	26.9
1915	46	56.6	31.2
1914	16	60.4	29.3
1913	107	56.4	26.6
1912	39	60.3	27.9
1911	28	61.6	27.2
1910	7	62.2	29.5
1909	17	59.5	30.1
1908	41	59.5	28.6
1907	48	58.3	29.4
1906	14	58.8	31.0
1905	64	56.8	29.2
1904	44	59.1	28.9
1903	89	55.9	28.3
1902	92	55.9	28.2
1901	6	59.1	32.8
1900	9	59.9	30.7

Weather Station Details

Years	Station	Coordinates
1941–2024	Dillon Airport	location
1895–1940	University of Montana Western	location