Average Temperature in Helena by Year

This page contains a list of the average yearly high and low temperatures in Helena, Montana for each year between 1893 and 2023. It is based on NOAA data.

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What Was the Hottest Year Ever in Helena?

2007 was the warmest year in the history of Helena, Montana. The average daily high temperature was 60.9 °F, and the average low was 36.1 °F.

What Was the Coldest Year Ever in Helena?

1951 was the coolest year in the history of Helena, Montana. The average daily high temperature was 51.8 °F, and the average low was 28.0 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	7	59.4	36.1
2022	28	58.1	33.5
2021	3	60.9	35.7
2020	9	59.9	35.0
2019	101	54.2	31.4
2018	50	56.7	33.0
2017	36	57.8	33.1
2016	6	60.0	35.6
2015	2	60.8	35.9
2013	17	58.5	34.1
2012	10	60.0	34.6
2011	45	57.1	32.9
2010	77	55.3	32.1
2009	49	57.1	32.6
2008	31	58.0	33.3
2007	1	60.9	36.1
2006	4	60.7	35.8
2005	38	57.6	33.2
2004	21	57.7	34.4
2003	8	59.4	35.5
2002	40	57.1	33.5
2001	11	59.4	34.9
2000	48	57.2	32.6
1999	33	59.0	32.0
1998	41	58.3	32.1
1997	89	55.9	30.8
1996	129	53.8	27.1
1995	88	56.8	29.9
1994	20	59.9	32.3
1993	116	53.3	30.3
1992	27	59.1	32.7
1991	35	58.0	33.0
1990	32	59.1	32.2
1989	95	55.3	30.8
1988	14	60.0	33.2
1987	15	60.3	32.7
1986	63	57.2	31.4
1985	125	53.1	28.5
1984	62	56.2	32.4
1983	58	56.7	32.6
1982	97	55.1	30.9
1981	16	58.9	33.9
1980	67	56.3	32.1
1979	93	56.4	30.0
1978	92	55.7	30.8
1977	70	57.0	31.2
1976	56	57.4	32.1
1975	126	51.7	29.6
1974	51	56.9	32.8
1973	83	55.9	30.9
1972	123	53.4	28.9
1971	115	54.3	29.5
1970	110	55.0	29.6
1969	120	54.4	28.5
1968	102	55.1	30.5
1967	39	58.0	32.7
1966	22	59.5	32.5
1965	74	56.1	31.6
1964	96	55.7	30.4
1963	47	57.8	32.1
1962	69	56.2	32.0
1961	29	58.3	33.2
1960	81	56.2	30.8
1959	109	55.0	29.8
1958	55	57.1	32.5
1957	106	54.5	30.7
1956	80	56.3	30.8
1955	128	52.7	28.2
1954	86	55.8	30.9
1953	13	59.5	34.1
1952	108	55.6	29.3
1951	130	51.8	28.0
1950	124	53.0	28.7
1949	121	54.8	27.9
1948	113	54.2	30.1
1947	71	55.8	32.3
1946	46	57.1	32.8
1945	73	56.1	31.7
1944	112	55.1	29.4
1943	119	54.4	28.6
1942	114	54.2	30.0
1941	52	57.2	32.4
1940	34	57.9	33.1
1939	25	59.5	32.4
1938	53	54.5	35.1
1937	84	53.8	33.0
1936	75	54.5	33.2
1935	78	54.3	33.1
1934	5	58.5	37.3
1933	26	56.5	35.3
1932	64	54.5	34.1
1931	12	57.9	35.8
1930	54	55.4	34.2
1929	104	53.6	31.8
1928	60	55.0	33.8
1927	111	52.3	32.2
1926	23	56.2	35.8
1925	19	56.2	36.1
1924	82	54.2	32.8
1923	65	54.7	33.6
1922	103	53.5	32.1
1921	30	56.4	35.0
1920	85	53.5	33.2
1919	72	54.9	33.0
1918	57	55.3	34.1
1917	100	53.8	31.8
1916	127	51.1	29.7
1915	37	55.4	35.6
1914	43	55.6	34.7
1913	98	53.4	32.6
1912	90	53.2	33.4
1911	122	51.7	30.9
1910	44	56.3	34.0
1909	117	52.1	31.3
1908	68	54.6	33.6
1907	105	53.0	32.3
1906	61	54.8	33.9
1905	91	53.6	33.0
1904	24	56.6	35.4
1903	66	54.0	34.4
1902	79	53.2	34.0
1901	42	54.7	35.7
1900	18	55.9	36.5
1899	118	51.1	31.9
1898	99	52.4	33.6
1897	87	53.2	33.6
1896	76	53.5	34.1
1895	94	53.5	32.7
1894	59	54.2	34.7
1893	107	52.1	32.9

Weather Station Details

Years	Station	Coordinates
1939–2024	Helena Regional Airport	location
1893–1938	Helna	location