Number of Days of 90 °F in Great Falls by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 90 degrees Fahrenheit in Great Falls, Montana, between 1892 and 2024.

Also see:

Which year had the most 90° days?

Based on NOAA records, the year 1919 holds the record for the most 90 °F days in Great Falls history. There were 50 days with a high temperature of at least 90 degrees that year.

How many so far this year (2024)?

It has not reached 90 degrees Fahrenheit in Great Falls so far in 2024. As of April 26, the highest temperature this year is 74 °F.

The last time it reached at least 90° F was September 2, 2023.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days >= 90 °F
2024	132	0
2023	50	20
2022	3	43
2021	6	38
2020	49	21
2019	56	19
2018	50	20
2017	9	36
2016	56	19
2015	26	29
2014	56	19
2013	8	37
2012	15	33
2011	26	29
2010	107	11
2009	64	18
2008	64	18
2007	9	36
2006	20	32
2005	44	23
2004	81	15
2003	6	38
2002	71	17
2001	30	28
2000	34	27
1999	64	18
1998	38	24
1997	123	5
1996	50	20
1995	113	8
1994	47	22
1993	129	2
1992	113	8
1991	56	19
1990	91	14
1989	104	12
1988	22	30
1987	81	15
1986	96	13
1985	38	24
1984	30	28
1983	81	15
1982	116	7
1981	38	24
1980	107	11
1979	50	20
1978	64	18
1977	71	17
1976	71	17
1975	91	14
1974	35	26
1973	26	29
1972	96	13
1971	12	35
1970	21	31
1969	15	33
1968	96	13
1967	14	34
1966	47	22
1965	107	11
1964	44	23
1963	56	19
1962	116	7
1961	35	26
1960	44	23
1959	76	16
1958	76	16
1957	81	15
1956	81	15
1955	76	16
1954	96	13
1953	81	15
1952	107	11
1951	111	9
1950	120	6
1949	96	13
1948	116	7
1947	50	20
1946	91	14
1945	64	18
1944	127	4
1943	71	17
1942	81	15
1941	104	12
1940	22	30
1939	12	35
1938	81	15
1937	15	33
1936	2	49
1935	30	28
1934	30	28
1933	4	39
1932	22	30
1931	4	39
1930	9	36
1929	15	33
1928	71	17
1927	123	5
1926	38	24
1925	38	24
1924	64	18
1923	91	14
1922	56	19
1921	81	15
1920	15	33
1919	1	50
1918	22	30
1917	26	29
1916	123	5
1915	113	8
1914	37	25
1913	96	13
1912	116	7
1911	123	5
1910	76	16
1909	127	4
1908	64	18
1907	132	0
1906	104	12
1905	91	14
1904	96	13
1903	129	2
1902	129	2
1901	96	13
1900	50	20
1899	120	6
1898	120	6
1897	38	24
1896	56	19
1895	76	16
1894	56	19
1893	81	15
1892	111	9

Weather Station Details

Years	Station	Coordinates
1937–2024	Great Falls International Airport	location
1892–1937	Great Falls 16th Street	location