Helena, MT: 2025

31 December 2025: 2025 averaged 47.4°F in Helena, MT, the warmest year since 2024, tied 10th warmest of 145 (with 2020).

2025

Mean temperature: 47.4°F; Warmest since 2024; 10th warmest of 145
Precipitation: 13.89 in; Wettest since 2019; 34th wettest of 144

A normal year in Helena, MT (1991 to 2020): a mean temperature of 45.5°F, between 43.3°F and 47.8°F in eight years of ten and 10.55 in of precipitation, between 9.32 in and 13.00 in in eight years of ten.

The mean temperature of every year in Helena, MT since 1881: 47.4°F in 2025; the highest is 48.5°F, in 2007.

Normal range, 43.3 to 47.8°F

Every year, ranked, as a table

Every year in Helena, MT from 1880 to 2025, 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
2025	47.4	10	59.6	12	35.3	19	13.89	34	0
2024	48.2	4	60.8	3	35.9	7	9.81	109	3
2023	47.8	7	59.4	15	36.1	3	12.47	55	0
2022	45.8	32	58.1	26	33.5	55	11.50	74	0
2021	48.3	2	60.9	1	35.7	13	8.61	129	2
2020	47.4	10	59.8	11	35	23	9.87	108	0
2019	42.8	113	54.2	104	31.4	108	16.50	12	0
2018	44.8	55	56.7	50	33	67	12.92	45	0
2017	45.5	38	57.8	32	33.1	65	10.52	89	0
2016	47.8	7	59.9	7	35.6	15	10.15	98	0
2015	48.3	2	60.8	3	35.9	7	9.90	107	0
2014	46	25	58	27	34	41	12.24	60	0
2013	46.4	19	58.5	22	34.2	34	10.58	87	0
2012	47.3	12	59.9	7	34.6	29	9.77	110	0
2011	45	50	57.1	41	32.9	72	13.28	41	0
2010	43.7	85	55.3	79	32.1	95	12.97	44	0
2009	44.9	51	57.1	41	32.6	82	10.25	97	0
2008	45.6	36	57.9	30	33.3	58	9.24	120	0
2007	48.5	1	60.9	1	36.1	3	10.36	94	0
2006	48.2	4	60.7	5	35.8	10	12.53	53	0
2005	45.4	42	57.6	34	33.2	59	12.16	61	0
2004	46	25	57.6	34	34.3	32	12.05	63	0
2003	47.5	9	59.4	15	35.5	17	9.34	117	0
2002	45.3	43	57.1	41	33.5	55	12.54	52	0
2001	47.1	13	59.4	15	34.9	26	10.31	95	0
2000	44.9	51	57.1	41	32.6	82	8.38	131	0
1999	45.5	38	59	19	32	100	9.54	115	0
1998	45.2	45	58.3	24	32.1	95	12.57	51	0
1997	43.4	92	55.9	68	30.8	117	10.57	88	0
1996	40.4	142	53.7	113	27.1	145	9.72	112	1
1995	43.4	92	56.8	49	29.9	129	12.41	58	0
1994	46.1	23	59.9	7	32.3	90	7.47	138	0
1993	41.8	130	53.3	122	30.3	125	18.81	6	0
1992	45.9	30	59	19	32.7	76	9.33	118	0
1991	45.5	38	58	27	33	67	11.92	66	0
1990	45.6	36	59.1	18	32.2	93	8.43	130	0
1989	43	107	55.3	79	30.8	117	12.49	54	0
1988	46.5	17	59.9	7	33.2	59	10.03	104	0
1987	46.5	17	60.3	6	32.7	76	10.03	104	0
1986	44.3	69	57.2	39	31.4	108	12.09	62	0
1985	40.8	140	53.2	124	28.5	140	8.95	126	0
1984	44.3	69	56.2	59	32.4	88	9.00	123	0
1983	44.6	64	56.7	50	32.6	82	14.03	32	0
1982	43	107	55.1	83	30.9	113	13.98	33	0
1981	46.4	19	58.9	21	33.9	44	13.81	36	0
1980	44.1	74	56.2	59	32	100	17.05	11	0
1979	43.2	103	56.4	55	30	127	10.39	93	0
1978	43.2	103	55.7	73	30.8	117	10.96	82	0
1977	44.1	74	57	47	31.2	112	11.33	77	0
1976	44.7	62	57.3	37	32.1	95	10.07	103	0
1975	40.7	141	51.7	141	29.6	132	20.94	1	0
1974	44.8	55	56.9	48	32.7	76	10.45	91	0
1973	43.4	92	55.9	68	30.9	113	6.26	144	0
1972	41.1	138	53.3	122	28.9	137	8.22	133	0
1971	41.9	129	54.3	102	29.5	134	10.12	100	0
1970	42.3	123	55	84	29.6	132	9.74	111	0
1969	41.4	135	54.4	99	28.5	140	12.69	49	0
1968	42.8	113	55	84	30.5	123	13.17	42	0
1967	45.3	43	58	27	32.7	76	14.40	26	0
1966	46	25	59.5	13	32.5	86	6.46	142	0
1965	43.9	81	56.1	65	31.6	107	15.52	18	0
1964	43	107	55.7	73	30.4	124	13.61	38	0
1963	44.9	51	57.8	32	32.1	95	11.58	73	0
1962	44.1	74	56.2	59	32	100	14.08	31	0
1961	45.8	32	58.3	24	33.2	59	8.16	134	0
1960	43.5	89	56.2	59	30.8	117	7.51	136	0
1959	42.4	122	55	84	29.8	130	9.37	116	0
1958	44.8	55	57.1	41	32.5	86	12.91	46	0
1957	42.6	118	54.5	95	30.7	122	14.65	25	0
1956	43.5	89	56.3	57	30.8	117	9.13	122	0
1955	40.4	142	52.7	132	28.2	142	11.92	66	0
1954	43.4	92	55.8	71	30.9	113	10.48	90	0
1953	46.8	15	59.5	13	34.1	36	8.88	127	0
1952	42.5	120	55.6	75	29.3	136	8.99	124	0
1951	39.9	145	51.8	140	28	143	12.03	64	0
1950	40.9	139	53	128	28.7	138	12.40	59	0
1949	41.4	135	54.8	90	27.9	144	9.16	121	0
1948	42.1	126	54.2	104	30.1	126	12.42	57	0
1947	44	79	55.8	71	32.3	90	14.16	29	0
1946	44.9	51	57.1	41	32.8	74	12.44	56	0
1945	43.9	81	56.1	65	31.7	106	9.65	113	0
1944	42.2	125	55	84	29.4	135	12.83	47	0
1943	41.5	133	54.4	99	28.6	139	9.25	119	0
1942	42.1	126	54.2	104	30	127	9.94	106	0
1941	44.8	55	57.2	39	32.4	88	14.20	28	0
1940	45.7	34	57.3	37	34.1	36	10.44	92	0
1939	46.7	16	57.4	36	36	6	9.59	114	0
1938	44.8	55	54.5	95	35.1	21	16.09	16	0
1937	43.4	92	53.8	110	33	67	11.60	72	0
1936	43.8	83	54.5	95	33.2	59	10.89	84	0
1935	43.7	85	54.3	102	33.1	65	6.28	143	0
1934	47.9	6	58.5	22	37.3	1	8.15	135	0
1933	45.9	30	56.5	53	35.3	19	11.70	70	0
1932	44.2	71	54.4	99	34.1	36	11.03	81	0
1931	46.9	14	57.9	30	35.8	10	7.17	140	0
1930	44.8	55	55.4	77	34.2	34	8.23	132	0
1929	42.7	117	53.6	114	31.8	104	11.45	75	0
1928	44.4	67	55	84	33.8	48	10.85	85	0
1927	42.3	123	52.3	135	32.2	93	18.02	9	0
1926	46	25	56.2	59	35.8	10	13.12	43	0
1925	46.1	23	56.2	59	36.1	3	18.55	8	0
1924	43.5	89	54.1	108	32.8	74	8.96	125	0
1923	44.2	71	54.7	92	33.6	49	13.37	40	0
1922	42.8	113	53.5	117	32.1	95	13.46	39	0
1921	45.7	34	56.4	55	35	23	11.09	80	0
1920	43.4	92	53.5	117	33.2	59	14.10	30	0
1919	44	79	54.9	89	33	67	7.47	138	0
1918	44.7	62	55.3	79	34.1	36	11.18	78	0
1917	42.8	113	53.8	110	31.8	104	15.50	19	0
1916	40.4	142	51.1	143	29.7	131	18.87	5	0
1915	45.5	38	55.4	77	35.6	15	16.36	13	0
1914	45.2	45	55.6	75	34.7	27	13.89	34	0
1913	43	107	53.4	120	32.6	82	12.00	65	0
1912	43.3	101	53.2	124	33.4	57	14.69	24	0
1911	41.3	137	51.7	141	30.9	113	16.01	17	0
1910	45.1	49	56.3	57	34	41	11.78	68	0
1909	41.7	131	52.1	137	31.3	110	16.14	15	0
1908	44.1	74	54.5	95	33.6	49	19.63	2	0
1907	42.6	118	53	128	32.3	90	12.74	48	0
1906	44.4	67	54.8	90	33.9	44	14.28	27	0
1905	43.3	101	53.6	114	33	67	10.08	102	0
1904	46	25	56.5	53	35.4	18	7.49	137	0
1903	44.2	71	53.9	109	34.4	30	11.36	76	0
1902	43.6	88	53.2	124	34	41	10.09	101	1
1901	45.2	45	54.7	92	35.7	13	14.71	23	0
1900	46.2	21	55.9	68	36.5	2	11.62	71	0
1899	41.5	133	51.1	143	32	100	11.78	68	0
1898	43	107	52.4	134	33.6	49	17.40	10	0
1897	43.4	92	53.2	124	33.6	49	16.16	14	0
1896	43.8	83	53.4	120	34.1	36	15.38	21	0
1895	43.1	106	53.5	117	32.7	76	10.69	86	0
1894	44.5	65	54.2	104	34.7	27	11.17	79	0
1893	42.5	120	52.1	137	32.9	72	15.48	20	0
1892	44.8	55	54.6	94	35	23	15.27	22	1
1891	43.2	103	52.7	132	33.6	49	19.39	3	0
1890	44.1	74	53.8	110	34.4	30	8.80	128	0
1889	45.2	45	56.1	65	34.3	32	6.71	141	0
1888	43.4	92	53.6	114	33.2	59	10.14	99	0
1887	42.1	126	53	128	31.3	110	13.75	37	0
1886	44.5	65	55.3	79	33.6	49	12.63	50	0
1885	46.2	21	56.6	52	35.9	7	10.96	82	0
1884	41.6	132	50.5	145	32.7	76	19.18	4	0
1883	42.9	112	52	139	33.9	44			0
1882	43.7	85	52.3	135	35.1	21	10.29	96	0
1881	43.4	92	52.8	131	33.9	44	18.77	7	0
1880									91

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2007	48.5
2021	48.3
2015	48.3
2024	48.2
2006	48.2
1934	47.9
2023	47.8
2016	47.8
2003	47.5
2025	47.4
More years share the last value

Coldest
Year	Mean, °F
1951	39.9
1996	40.4
1955	40.4
1916	40.4
1975	40.7
1985	40.8
1950	40.9
1972	41.1
1911	41.3
1969	41.4
More years share the last value

Wettest
Year	Precipitation, in
1975	20.94
1908	19.63
1891	19.39
1884	19.18
1916	18.87
1993	18.81
1881	18.77
1925	18.55
1927	18.02
1898	17.40

Driest
Year	Precipitation, in
1973	6.26
1935	6.28
1966	6.46
1889	6.71
1931	7.17
1994	7.47
1919	7.47
1904	7.49
1960	7.51
1934	8.15

The hottest, coldest and wettest days

Hottest day: 97°F; 14 July 2025, 8 July 2025
Coldest night: -24°F; 11 February 2025
Wettest day: 0.99 in; 14 May 2025

Month by month

Month	Mean temperature	Precipitation
January	20.1°F 63rd coldest of 145	0.73 in 42nd wettest of 145
February	15.2°F 16th coldest of 145	1.45 in 9th wettest of 145
March	42.9°F 5th warmest of 145	0.46 in 48th driest of 145
April	46.3°F 36th warmest of 146	0.27 in 8th driest of 146
May	57.4°F 10th warmest of 146	3.64 in 10th wettest of 146
June	62.7°F 36th warmest of 146	0.93 in 26th driest of 146
July	70.4°F 38th warmest of 146	1.12 in 59th wettest of 146
August	69.7°F 23rd warmest of 146	2.02 in 13th wettest of 145
September	63.5°F 7th warmest of 146	0.60 in 49th driest of 145
October	45.7°F 70th coldest of 146	1.39 in 22nd wettest of 145
November	38.7°F 20th warmest of 146	0.42 in 68th driest of 145
December	34°F 4th warmest of 146	0.86 in 32nd wettest of 146

Hot days and freezes

Helena, MT has had 23 days at 90°F or above in 2025 through 31 December, the most by that date since 2024, tied 37th most of 145 (with 2019).
Helena, MT has had 148 freezing nights (a low of 32°F or below) in 2025 through 31 December, the most by that date since 2024, tied 123rd most of 145 (with 1904, 1902 and 1881).
The first freeze of fall 2025 in Helena, MT came on Sunday 5 October 2025, the earliest since 2024, tied 116th earliest of 146 (with 2015 and 1885).
The last freeze of spring 2025 in Helena, MT came on Friday 25 April 2025, the latest since 2024, 135th latest of 145.

Daily records set

Date	Record	Value	Before	Check
15 December	Warmest day	58°F	57°F 1980	Provisional
1 November	Warmest day	74°F	70°F 1953	Provisional
31 May	Warmest day	91°F	88°F 1956	Provisional

Daily records set and not listed: 0

Every month, season and year

Months

Seasons

Years

2025
2026

Helena, MT the day's answers

All-time records

Every answer in words

2025 brought 13.89 in of precipitation in Helena, MT, the wettest year since 2019, tied 34th wettest of 144 (with 1914).
The hottest day of 2025 in Helena, MT: 97°F on Monday 14 July 2025 and Tuesday 8 July 2025.
The coldest night of 2025 in Helena, MT: a low of -24°F on Tuesday 11 February 2025.
The wettest day of 2025 in Helena, MT: 0.99 in on Wednesday 14 May 2025.