Average July Temperature in Casper by Year

This page contains a list of the average monthly high and low temperatures in Casper, Wyoming for the month of July each year between 1901 and 2023. It is based on NOAA data.

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What Was the Hottest July Ever in Casper?

1936 was the warmest July in the history of Casper, Wyoming. The average daily high temperature was 91.5 °F, and the average low was 61.3 °F.

What Was the Coldest July Ever in Casper?

1915 was the coolest July in the history of Casper, Wyoming. The average daily high temperature was 74.7 °F, and the average low was 39.7 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	79	88.0	51.6
2022	35	92.3	52.8
2021	24	91.0	55.4
2020	45	91.2	52.2
2019	60	90.2	51.8
2018	51	89.5	53.6
2017	25	92.1	54.1
2016	55	90.4	52.1
2015	90	86.1	50.7
2014	74	88.6	51.9
2013	37	89.9	54.4
2012	6	92.9	57.5
2011	26	90.5	55.6
2010	84	86.8	51.5
2009	97	83.9	49.5
2008	47	90.6	52.6
2007	9	92.4	57.1
2006	5	92.6	58.0
2005	33	91.9	53.4
2004	92	85.4	51.2
2003	22	92.4	54.1
2002	16	92.0	55.1
2001	15	91.2	56.4
2000	32	92.9	52.4
1999	44	89.8	53.8
1998	31	89.6	55.8
1997	89	85.5	52.4
1996	77	88.9	50.9
1995	88	86.5	51.4
1994	53	88.4	54.4
1993	98	82.9	50.6
1992	95	82.0	52.5
1991	50	88.3	54.7
1990	80	85.4	54.2
1989	20	91.4	55.4
1988	18	91.6	55.4
1987	66	87.6	53.7
1986	87	85.0	53.0
1985	48	88.2	55.0
1984	70	87.0	53.9
1983	56	88.6	53.8
1982	65	87.9	53.5
1981	42	88.5	55.1
1980	36	89.9	54.5
1979	61	88.8	52.8
1978	82	86.2	53.0
1977	46	87.6	55.8
1976	30	87.5	58.0
1975	28	88.5	57.2
1974	34	88.2	56.9
1973	91	83.9	52.9
1972	101	83.4	48.4
1971	96	85.2	49.2
1970	57	88.4	53.9
1969	49	89.7	53.4
1968	85	86.1	52.0
1967	81	85.5	54.1
1966	8	92.6	57.1
1965	83	84.6	53.9
1964	14	90.0	58.1
1963	41	88.2	55.8
1962	94	82.1	53.4
1961	72	85.0	55.6
1960	54	87.4	55.3
1959	76	86.8	53.2
1958	100	81.2	51.4
1957	43	87.5	56.1
1956	62	85.6	55.9
1955	23	89.9	56.5
1954	3	92.8	59.3
1953	19	89.1	57.8
1952	75	86.2	53.9
1951	78	85.0	54.7
1950	99	80.8	51.8
1949	67	88.8	52.5
1939	13	93.2	55.2
1938	52	89.5	53.4
1937	63	86.3	55.2
1936	1	91.5	61.3
1935	10	93.1	56.4
1934	38	87.2	57.0
1932	12	90.9	57.8
1930	17	89.8	57.2
1929	7	90.2	59.8
1928	69	86.8	54.3
1927	73	85.3	55.3
1926	64	85.7	55.7
1925	27	87.9	57.9
1924	71	86.3	54.4
1923	21	87.4	59.3
1922	86	84.9	53.1
1921	40	86.9	57.1
1920	59	86.4	55.7
1918	68	86.2	54.9
1917	29	88.6	56.9
1916	11	91.1	58.0
1915	102	74.7	39.7
1914	39	88.3	55.9
1913	93	83.1	52.7
1912	2	99.5	53.1
1911	58	94.5	47.7
1901	4	94.7	57.3

Weather Station Details

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