Number of Days of 90 °F in Dillon 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 Dillon, Montana, between 1895 and 2024.

Also see:

Which year had the most 90° days?

Based on NOAA records, the year 2003 holds the record for the most 90 °F days in Dillon history. There were 31 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 Dillon so far in 2024. As of April 26, the highest temperature this year is 71 °F.

The last time it reached at least 90° F was August 17, 2023.

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

Year	Rank	Days >= 90 °F
2024	114	0
2023	64	8
2022	19	19
2021	19	19
2020	51	10
2019	64	8
2018	57	9
2017	19	19
2016	43	12
2015	15	20
2014	86	4
2013	34	14
2012	12	21
2011	51	10
2010	94	3
2009	81	5
2008	48	11
2007	3	26
2006	43	12
2005	38	13
2004	72	7
2003	1	31
2002	64	8
2001	38	13
2000	34	14
1999	64	8
1998	64	8
1997	104	1
1996	114	0
1995	114	0
1994	114	0
1993	114	0
1992	81	5
1991	25	18
1990	43	12
1989	57	9
1988	7	23
1987	98	2
1986	78	6
1985	25	18
1984	86	4
1983	94	3
1982	98	2
1981	72	7
1980	86	4
1979	72	7
1978	34	14
1977	86	4
1976	51	10
1975	98	2
1974	27	17
1973	34	14
1972	38	13
1971	3	26
1970	5	24
1969	27	17
1968	29	16
1967	19	19
1966	12	21
1965	86	4
1964	51	10
1963	64	8
1962	94	3
1961	2	27
1960	15	20
1959	7	23
1958	38	13
1957	48	11
1956	30	15
1955	5	24
1954	9	22
1953	15	20
1952	64	8
1951	30	15
1950	64	8
1949	30	15
1948	78	6
1947	48	11
1946	72	7
1945	57	9
1944	98	2
1943	51	10
1942	43	12
1941	57	9
1940	9	22
1939	38	13
1938	98	2
1937	12	21
1936	81	5
1935	57	9
1934	15	20
1933	19	19
1932	43	12
1931	19	19
1930	72	7
1929	30	15
1928	72	7
1927	94	3
1926	57	9
1925	86	4
1924	78	6
1923	104	1
1922	104	1
1921	81	5
1920	114	0
1919	9	22
1918	104	1
1917	86	4
1916	114	0
1915	98	2
1914	114	0
1913	114	0
1912	104	1
1911	104	1
1910	81	5
1909	104	1
1908	86	4
1907	114	0
1906	114	0
1905	104	1
1904	104	1
1903	114	0
1902	114	0
1901	57	9
1900	51	10
1899	114	0
1898	114	0
1897	114	0
1896	104	1
1895	114	0

Weather Station Details

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