Number of Days of 90 °F in Casper 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 Casper, Wyoming, between 1900 and 2024.

Also see:

Which year had the most 90° days?

Based on NOAA records, the year 1911 holds the record for the most 90 °F days in Casper history. There were 85 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 Casper so far in 2024. As of April 16, the highest temperature this year is 75 °F.

The last time it reached at least 90° F was September 1, 2023.

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

Year	Rank	Days >= 90 °F
2024	106	0
2023	62	26
2022	10	48
2021	10	48
2020	5	54
2019	18	45
2018	33	38
2017	24	41
2016	29	39
2015	43	33
2014	57	28
2013	14	46
2012	4	56
2011	29	39
2010	48	32
2009	73	23
2008	39	36
2007	7	52
2006	14	46
2005	29	39
2004	85	19
2003	24	41
2002	21	43
2001	14	46
2000	6	53
1999	48	32
1998	43	33
1997	76	22
1996	41	34
1995	29	39
1994	9	51
1993	85	19
1992	76	22
1991	43	33
1990	55	29
1989	43	33
1988	3	57
1987	55	29
1986	69	24
1985	57	28
1984	57	28
1983	10	48
1982	22	42
1981	33	38
1980	41	34
1979	48	32
1978	62	26
1977	65	25
1976	92	18
1975	85	19
1974	69	24
1973	76	22
1972	93	17
1971	57	28
1970	39	36
1969	24	41
1968	99	15
1967	85	19
1966	33	38
1965	102	10
1964	62	26
1963	85	19
1962	96	16
1961	73	23
1960	57	28
1959	51	31
1958	76	22
1957	69	24
1956	76	22
1955	43	33
1954	24	41
1953	37	37
1952	51	31
1951	93	17
1950	103	8
1949	51	31
1948	69	24
1947	106	0
1946	106	0
1945	106	0
1944	106	0
1943	106	0
1942	106	0
1941	106	0
1940	106	0
1939	22	42
1938	51	31
1937	37	37
1936	7	52
1935	13	47
1934	82	21
1933	24	41
1932	20	44
1931	33	38
1930	65	25
1929	18	45
1928	84	20
1927	96	16
1926	73	23
1925	85	19
1924	93	17
1923	100	12
1922	76	22
1921	82	21
1920	100	12
1919	106	0
1918	103	8
1917	96	16
1916	65	25
1915	106	0
1914	65	25
1913	85	19
1912	2	83
1911	1	85
1910	106	0
1909	106	0
1908	106	0
1907	106	0
1906	106	0
1905	106	0
1904	106	0
1903	106	0
1902	105	5
1901	14	46
1900	106	0

Weather Station Details

Years	Station	Coordinates
1949–2024	Casper-Natrona County International Airport	location
1900–1948	Casper 2 E	location