Average Temperature in Casper by Year

This page contains a list of the average yearly high and low temperatures in Casper, Wyoming for each year between 1911 and 2023. It is based on NOAA data.

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What Was the Hottest Year Ever in Casper?

1921 was the warmest year in the history of Casper, Wyoming. The average daily high temperature was 62.9 °F, and the average low was 36.8 °F.

What Was the Coldest Year Ever in Casper?

1985 was the coolest year in the history of Casper, Wyoming. The average daily high temperature was 56.3 °F, and the average low was 29.0 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	72	57.9	31.7
2022	74	59.5	29.7
2021	38	60.7	32.2
2020	52	60.7	30.9
2019	89	57.3	30.1
2018	55	60.3	31.0
2017	43	60.1	32.4
2016	30	61.1	32.3
2015	19	61.3	33.1
2014	66	59.4	30.7
2013	62	59.1	31.2
2012	7	63.6	33.9
2011	59	58.8	31.7
2010	56	59.5	31.7
2009	87	57.9	29.7
2008	81	58.7	29.6
2007	34	60.9	32.2
2006	20	61.4	33.0
2005	28	61.5	32.3
2004	46	59.6	32.4
2003	36	60.5	32.5
2002	76	58.9	30.1
2001	24	61.1	33.0
2000	54	60.3	31.1
1999	21	61.3	33.0
1998	39	59.6	33.3
1997	78	57.8	31.0
1996	75	59.2	29.9
1995	44	59.2	33.0
1994	5	63.0	35.4
1993	67	57.5	32.6
1992	10	61.9	34.2
1991	31	59.9	33.4
1990	45	60.2	32.0
1989	57	59.3	31.6
1988	25	61.3	32.8
1987	35	60.1	32.9
1986	26	60.1	34.0
1985	93	56.3	29.0
1984	79	57.6	31.1
1983	58	58.5	32.3
1982	69	58.1	31.6
1981	9	62.3	34.0
1980	53	59.8	31.6
1979	84	57.6	30.3
1978	91	56.6	30.1
1977	33	60.5	32.7
1976	49	59.0	32.8
1975	88	56.7	30.9
1974	65	58.0	32.2
1973	80	56.5	31.9
1972	82	57.5	30.6
1971	83	57.2	30.8
1970	71	58.3	31.3
1969	47	59.8	32.2
1968	85	57.3	30.6
1967	70	58.0	31.7
1966	50	60.1	31.7
1965	77	57.5	31.5
1964	90	56.4	30.8
1963	16	60.6	34.1
1962	48	58.7	33.2
1961	51	57.9	33.7
1960	60	58.3	32.2
1959	64	58.3	31.9
1958	29	60.1	33.6
1957	61	57.2	33.2
1956	37	59.4	33.5
1955	68	57.5	32.4
1954	8	61.6	35.0
1953	15	60.2	34.7
1952	40	59.3	33.5
1951	92	55.7	30.7
1950	73	57.9	31.4
1949	86	58.1	29.8
1939	27	61.4	32.5
1938	23	60.8	33.3
1936	22	60.6	33.6
1935	13	61.2	34.0
1932	14	60.9	34.0
1931	4	62.6	36.0
1930	18	60.2	34.2
1929	42	59.2	33.5
1927	11	60.5	35.0
1926	6	61.3	36.5
1925	3	61.7	37.3
1924	41	59.0	33.8
1923	32	58.8	34.4
1922	17	59.7	35.0
1921	1	62.9	36.8
1917	63	57.9	32.3
1914	12	60.5	34.7
1911	2	66.8	32.7

Weather Station Details

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