Great Falls, MT: 2026

9 October 2026: 2026 so far averaged 51.5°F in Great Falls, MT, the warmest 1 January to 9 October since 1987, 6th warmest of 131.

2026 so far, to 9 October 2026

Mean temperature: 51.5°F; Warmest since 1987; 6th warmest of 131
Precipitation: 14.96 in; Wettest since 2023; 34th wettest of 135

A normal 1 January to 9 October in Great Falls, MT (1991 to 2020): a mean temperature of 48.5°F, between 45.6°F and 50.7°F in eight years of ten and 12.62 in of precipitation, between 9.44 in and 15.95 in in eight years of ten.

The mean temperature of every 1 January to 9 October in Great Falls, MT since 1894: 51.5°F in 2026; the highest is 53.1°F, in 1934 and 1931.

Normal range, 45.6 to 50.7°F

Every year, ranked, as a table

Every 1 January to 9 October in Great Falls, MT from 1892 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	51.5	6	65.1	4	37.8	22	14.96	34	0
2025	48.5	73	61.7	55	35.4	83	10.95	92	0
2024	48.7	64	62.3	42	35.2	89	12.75	63	0
2023	49.3	43	61.9	50	36.7	53	15.46	29	0
2022	49.4	42	63.2	24	35.5	81	11.54	86	0
2021	49.2	49	63	28	35.4	83	9.90	110	0
2020	48.6	69	62.6	38	34.6	103	11.36	89	0
2019	44.1	129	56.5	124	31.7	132	14.66	39	0
2018	46.1	115	58.6	108	33.6	120	13.69	54	0
2017	48.6	69	61.9	50	35.4	83	12.25	78	0
2016	50.3	25	63.7	15	36.9	48	12.63	67	0
2015	50.7	14	64.4	7	37.1	41	12.99	61	0
2014	47.2	98	59.9	85	34.6	103	17.30	15	0
2013	50.2	27	63.5	17	36.9	48	9.72	113	0
2012	51.1	10	65.1	4	37.1	41	10.60	102	0
2011	46.8	105	59.7	92	33.9	113	15.47	28	0
2010	48.3	79	60.5	74	36.1	66	15.88	25	0
2009	47.7	90	60.7	70	34.8	98	12.56	71	0
2008	47.6	91	60.8	69	34.4	108	14.46	43	0
2007	50.4	19	63.5	17	37.3	35	10.81	95	0
2006	51.2	8	64.1	9	38.2	11	16.57	20	0
2005	47.8	87	61	66	34.7	101	13.48	58	0
2004	47.8	87	60.6	71	35.1	92	12.33	74	0
2003	49.6	38	63.1	26	36.1	66	9.58	115	0
2002	45.7	119	57.8	116	33.5	122	14.07	48	0
2001	49.3	43	62.9	33	35.7	77	9.49	117	0
2000	49	55	63	28	35	94	8.27	128	0
1999	47.9	85	61	66	34.8	98	11.46	87	0
1998	49.3	43	62.3	42	36.4	59	15.38	31	0
1997	47	102	59.4	98	34.5	106	12.93	62	0
1996	45.1	122	58.4	113	31.7	132	9.01	120	0
1995	46.4	113	59.4	98	33.3	126	14.54	42	0
1994	49.1	53	63	28	35.2	89	8.69	125	0
1993	44.6	126	55.5	128	33.6	120	21.48	1	0
1992	51	12	64	11	38	15	12.30	75	0
1991	49.3	43	61.8	53	36.8	52	12.61	68	0
1990	49.6	38	62.6	38	36.7	53	12.55	72	0
1989	46.1	115	57.9	114	34.4	108	20.16	5	0
1988	50.7	14	64	11	37.4	31	9.87	111	0
1987	52	3	64.8	6	39.3	5	13.49	57	0
1986	49.9	32	61.7	55	38	15	12.51	73	0
1985	47.1	100	59.3	102	34.8	98	15.56	27	0
1984	50.4	19	62.8	35	38	15	8.87	123	0
1983	49.9	32	62.3	42	37.6	27	13.48	58	0
1982	43.1	131	54.9	130	31.2	135	15.63	26	0
1981	50.7	14	63.4	19	38.1	13	12.11	81	0
1980	48.9	58	61.3	61	36.6	56	14.01	49	0
1979	46.6	109	59.6	94	33.7	117	8.66	126	0
1978	45.5	120	57.2	120	33.8	115	16.46	21	0
1977	49.3	43	61.8	53	36.7	53	12.58	69	0
1976	50.4	19	62.9	33	37.9	21	13.91	50	0
1975	44.7	125	56.1	126	33.3	126	20.92	3	0
1974	49.1	53	61.3	61	37	45	14.19	47	0
1973	50.5	18	62.7	37	38.2	11	8.88	122	0
1972	47.3	95	59.6	94	35	94	10.06	106	0
1971	48.9	58	61.3	61	36.6	56	9.34	118	0
1970	48.1	84	59.8	89	36.3	64	13.82	53	0
1969	45.5	120	57.8	116	33.1	129	11.25	90	0
1968	48.2	80	60	81	36.4	59	14.26	46	0
1967	49.2	49	61.1	65	37.3	35	16.79	17	0
1966	48.4	76	60.6	71	36.1	66	10.85	94	0
1965	46.3	114	57.4	119	35.2	89	16.67	18	0
1964	49	55	60.4	78	37.7	24	15.96	24	0
1963	50.1	29	62.8	35	37.5	29	10.63	101	0
1962	46.5	110	58.5	111	34.5	106	13.91	50	0
1961	51.7	4	64	11	39.3	5	8.42	127	0
1960	48.7	64	60.1	79	37.4	31	8.80	124	0
1959	47.3	95	58.6	108	36	70	10.92	93	0
1958	50	30	60.5	74	39.4	3	13.60	55	0
1957	46.8	105	57.8	116	35.8	75	14.55	41	0
1956	48.2	80	59.4	98	37	45	8.91	121	0
1955	46.5	110	57	121	35.9	71	16.40	22	0
1954	46.1	115	57	121	35.3	87	14.31	44	0
1953	49.9	32	61.4	60	38.4	9	19.55	6	0
1952	48.5	73	60	81	36.9	48	7.42	131	0
1951	44.1	129	55.2	129	33.1	129	18.43	10	0
1950	44.2	127	54.7	131	33.7	117	14.76	38	0
1949	47.6	91	59.4	98	35.9	71	10.64	100	0
1948	47.9	85	58.6	108	37.2	39	15.39	30	0
1947	48.7	64	59.7	92	37.5	29	10.59	103	1
1946	51.1	10	62	48	40.3	1	10.71	98	0
1945	48.5	73	59.3	102	37.6	27	10.71	98	0
1944	48.8	62	59.5	96	38	15	12.72	65	0
1943	47.3	95	58.7	107	35.9	71	12.58	69	0
1942	48.4	76	59	105	37.7	24	13.07	60	1
1941	49.5	40	60.9	68	38.1	13	15.19	32	2
1940	49.3	43	61.6	58	37	45	10.53	104	0
1939	50.2	27	63.4	19	37.3	35	9.21	119	7
1938	49.9	32	62.4	40	37.4	31	13.89	52	0
1937	47	102	60	81	33.9	113	8.12	130	7
1936	48.2	80	62.2	45	34.1	112	8.19	129	0
1935	48.7	64	63	28	34.3	111	6.67	132	0
1934	53.1	1	67.4	1	38.9	7	12.17	80	0
1933	50.4	19	64.2	8	36.6	56	13.54	56	0
1932	49.5	40	63	28	35.9	71	17.23	16	0
1931	53.1	1	67.3	2	38.9	7	9.53	116	0
1930	49.8	36	63.4	19	36.3	64	9.96	109	0
1929	46.1	115	59.5	96	32.8	131	10.73	97	0
1928	49.8	36	63.1	26	36.4	59	12.18	79	0
1927	47.1	100	58.8	106	35.4	83	18.42	11	0
1926	51.2	8	64.1	9	38.3	10	11.97	84	0
1925	50.4	19	63.4	19	37.3	35	12.28	76	0
1924	48.4	76	61.7	55	35.3	87	12.03	83	1
1923	48.9	58	62.4	40	35.5	81	19.30	9	0
1922	47.4	94	60.5	74	34.4	108	12.71	66	0
1921	50.4	19	63.6	16	37.1	41	11.42	88	0
1920	48.6	69	61.5	59	35.6	79	10.01	108	2
1919	51.4	7	66.9	3	35.8	75	5.34	135	0
1918	49.2	49	63.4	19	34.9	97	11.00	91	1
1917	46.5	110	59.9	85	33.2	128	18.01	13	3
1916	44.2	127	56.9	123	31.7	132	19.54	7	1
1915	49.2	49	61.3	61	36.9	48	19.40	8	4
1914	50.3	25	63.2	24	37.4	31	16.65	19	0
1913	47.2	98	59.8	89	34.7	101	14.31	44	0
1912	47	102	57.9	114	36.1	66	14.99	33	0
1911	46.8	105	58.5	111	35	94	16.12	23	0
1910	51.7	4	64	11	39.4	3	12.73	64	1
1909	47.6	91	59.3	102	35.6	79	21.47	2	3
1908	50	30	62.2	45	37.8	22	20.81	4	0
1907	45	123	56.2	125	33.8	115	18.00	14	2
1906	49	55	60	81	38	15	18.09	12	0
1905	48.6	69	59.8	89	37.1	41	9.79	112	3
1904	47.8	87	60.1	79	35.7	77	6.28	133	1
1903	48.7	64	60.6	71	36.4	59	12.27	77	7
1902	48.9	58	60.5	74	37.2	39	14.82	36	1
1901	48.8	62	59.9	85	37.7	24	12.08	82	1
1900	50.9	13	61.9	50	39.8	2	10.03	107	1
1899	44.8	124	56.1	126	33.5	122	10.32	105	0
1898	50.6	17	62	48	38	15	14.65	40	17
1897					36.4	59	14.81	37	32
1896					35.1	92	10.81	95	34
1895	48.2	80	62.2	45	33.7	117	5.90	134	19
1894	46.7	108	59.9	85	33.4	124	9.69	114	1
1893					33.4	124	11.86	85	159
1892					34.6	103	14.85	35	173

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1934	53.1
1931	53.1
1987	52
1961	51.7
1910	51.7
2026	51.5
1919	51.4
2006	51.2
1926	51.2
2012	51.1
More years share the last value

Coldest
Year	Mean, °F
1982	43.1
2019	44.1
1951	44.1
1950	44.2
1916	44.2
1993	44.6
1975	44.7
1899	44.8
1907	45
1996	45.1

Wettest
Year	Precipitation, in
1993	21.48
1909	21.47
1975	20.92
1908	20.81
1989	20.16
1953	19.55
1916	19.54
1915	19.40
1923	19.30
1951	18.43

Driest
Year	Precipitation, in
1919	5.34
1895	5.90
1904	6.28
1935	6.67
1952	7.42
1937	8.12
1936	8.19
2000	8.27
1961	8.42
1979	8.66

The hottest, coldest and wettest days

Hottest day: 102°F; 1 August 2026
Coldest night: -17°F; 19 February 2026
Wettest day: 1.62 in; 28 June 2026

Month by month

Month	Mean temperature	Precipitation
January	34.1°F 8th warmest of 131	0.13 in 13th driest of 135
February	33.1°F 23rd warmest of 131	0.45 in 61st driest of 135
March	40°F 14th warmest of 131	1.42 in 21st wettest of 135
April	42.6°F 45th coldest of 132	1.88 in 33rd wettest of 135
May	54.7°F 41st warmest of 133	3.43 in 24th wettest of 135
June	57.4°F 14th coldest of 133	4.94 in 16th wettest of 134
July	72°F 21st warmest of 133	0.27 in 16th driest of 135
August	66.6°F 54th coldest of 133	1.44 in 41st wettest of 135
September	58.7°F 50th warmest of 129	1.00 in 58th driest of 135
October so far	60.1°F 6th warmest of 128	0.00 in Driest of 135

Hot days and freezes

Great Falls, MT has had 23 days at 90°F or above in 2026 through 9 October, the most by that date since 2024, tied 44th most of 131 (with 2005, 1964 and 1960).
Great Falls, MT has had 2 days at 100°F or above in 2026 through 9 October, the most by that date since 2024, tied 15th most of 131 (with 2024, 2000, 1985 and 13 other years).
Great Falls, MT has had 93 freezing nights (a low of 32°F or below) in 2026 through 9 October, the most by that date since 2025, tied 101st most of 135 (with 1980, 1963 and 1953).
The first freeze of fall 2026 in Great Falls, MT came on Sunday 27 September 2026, the earliest since 2021, tied 83rd earliest of 135 (with 2013 and 1919).
The last freeze of spring 2026 in Great Falls, MT came on Monday 18 May 2026, the latest since 2025, tied 54th latest of 135 (with 2019, 2015, 1977 and 1 other year).

Daily records set

Date	Record	Value	Before	Check
5 October	Warmest day	85°F	84°F 1897	Confirmed
4 August	Coldest night	38°F	41°F 1982	Provisional
1 August	Warmest day	102°F	101°F 2022	Provisional
5 May	Coldest night	25°F	26°F 2020, 1996, 1967, 1917	Provisional
20 March	Warmest day	76°F	73°F 1910	Provisional
19 March	Warmest day	72°F	71°F 1928	Provisional
6 February	Warmest day	67°F	65°F 2015	Provisional
5 February	Warmest day	70°F	62°F 1941	Provisional
4 February	Warmest day	68°F	62°F 1963	Provisional
14 January	Warmest day	64°F	57°F 2006, 1973	Provisional
13 January	Warmest day	62°F	58°F 1986, 1902	Provisional
3 January	Warmest day	58°F	57°F 2001, 1918	Provisional

Daily records set and not listed: 0

Every month, season and year

Months

Seasons

Years

2025
2026

Great Falls, MT the day's answers

All-time records

Every answer in words

2026 so far brought 14.96 in of precipitation in Great Falls, MT, the wettest 1 January to 9 October since 2023, 34th wettest of 135.
The hottest day of 2026 so far in Great Falls, MT: 102°F on Saturday 1 August 2026.
The coldest night of 2026 so far in Great Falls, MT: a low of -17°F on Thursday 19 February 2026.
The wettest day of 2026 so far in Great Falls, MT: 1.62 in on Sunday 28 June 2026.