Casper September 9 Weather Records

Daily averages and all-time records for weather in Casper, Wyoming for the date of September 9.

September 9 All-Time Records 1900–2023
Highest temperature	95 °F	2021
Lowest temperature	24 °F	2020
Lowest daily high	44 °F	1989
Highest daily low	65 °F	1931
Most precipitation	1.3 inches	1934
Most snow	none	-

September 9 All-Time Records
1900–2023

Highest temperature

95 °F

24 °F

44 °F

Highest daily low

65 °F

1931

Most precipitation

1.3 inches

1934

Most snow

none

September 9 Average Weather 1991–2020 ¹
Average high	78.8 °F
Average low	45.1 °F
Chance precipitation	22.1%
Chance snow	1.4%

September 9 Average Weather
1991–2020 ¹

Average high

78.8 °F

Average low

45.1 °F

Chance precipitation

22.1%

Chance snow

1.4%

Casper September 9 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	80	44	0.00	0.0
2022	54	42	0.33	0.0
2021	95	42	0.00	0.0
2020	45	24	0.00	0.0
2019	75	47	0.00	0.0
2018	84	50	0.00	0.0
2017	91	56	0.00	0.0
2016	61	33	0.11	0.0
2015	83	41	0.00	0.0
2014	68	49	0.00	0.0
2013	76	54	0.00	0.0
2012	88	37	0.00	0.0
2011	81	42	0.00	0.0
2010	81	50	0.00	0.0
2009	87	39	0.00	0.0
2008	84	31	0.00	0.0
2007	50	42	0.17	0.0
2006	65	50	0.11	0.0
2005	87	60	0.00	0.0
2004	86	51	0.00	0.0
2003	74	43	0.06	0.0
2002	70	48	0.01	0.0
2001	73	40	0.00	0.0
2000	74	47	0.00	0.0
1999	79	34	0.00	0.0
1998	91	59	0.00	n/a
1997	80	40	0.00	n/a
1996	85	42	0.00	n/a
1995	71	51	0.00	0.0
1994	85	61	0.00	0.0
1993	73	49	0.00	0.0
1992	72	38	0.00	0.0
1991	73	53	0.00	0.0
1990	87	49	0.00	0.0
1989	44	37	0.19	0.0
1988	89	42	0.00	0.0
1987	80	44	0.00	0.0
1986	77	50	0.05	0.0
1985	85	44	0.00	0.0
1984	83	39	0.00	0.0
1983	87	48	0.00	0.0
1982	90	56	0.00	0.0
1981	87	52	0.00	0.0
1980	69	43	0.00	0.0
1979	91	58	0.00	0.0
1978	87	43	0.00	0.0
1977	75	32	0.00	0.0
1976	73	31	0.00	0.0
1975	85	47	0.00	0.0
1974	88	47	0.00	0.0
1973	72	48	0.00	0.0
1972	84	55	0.00	0.0
1971	86	46	0.00	0.0
1970	65	38	0.00	0.0
1969	83	47	0.00	0.0
1968	84	37	0.00	0.0
1967	81	50	0.00	0.0
1966	87	54	0.00	0.0
1965	71	42	0.00	0.0
1964	83	50	0.00	0.0
1963	81	55	0.00	0.0
1962	60	29	0.00	0.0
1961	76	52	0.02	0.0
1960	74	37	0.00	0.0
1959	69	39	0.00	0.0
1958	84	54	0.13	0.0
1957	66	41	0.00	0.0
1956	86	53	0.00	0.0
1955	75	52	0.00	0.0
1954	79	44	0.00	0.0
1953	76	50	0.00	0.0
1952	87	58	0.00	0.0
1951	68	43	0.00	0.0
1950	75	45	0.24	0.0
1949	82	46	0.00	0.0
1948	76	39	0.00	0.0
1939	70	49	0.00	0.0
1938	76	52	0.00	0.0
1936	85	41	0.00	0.0
1935	80	39	0.00	0.0
1934	65	42	1.27	0.0
1933	80	50	0.00	0.0
1932	85	42	0.00	0.0
1931	91	65	0.00	n/a
1930	83	45	n/a	n/a
1929	62	30	n/a	n/a
1928	n/a	44	0.05	n/a
1927	74	56	0.04	n/a
1926	75	39	n/a	n/a
1925	76	49	n/a	n/a
1924	83	59	0.55	n/a
1923	84	45	n/a	n/a
1922	70	43	0.00	n/a
1921	77	49	0.07	n/a
1920	73	52	0.00	n/a
1917	76	44	0.00	0.0
1916	84	59	0.02	n/a
1915	74	26	0.00	0.0
1911	94	35	n/a	n/a
1901	88	40	0.00	0.0

What's the all-time high for Casper on 9/9?

For the date of Sep 9, the highest temperature ever reached in Casper history is 95 °F which happened in 2021.

Highest Temperatures in Casper on September 9

Rank	Temperature	Year
1	95 °F	2021
2	94 °F	1911
3	91 °F	1979
3	91 °F	1998
3	91 °F	2017
3	91 °F	1931
7	90 °F	1982
8	89 °F	1988
9	88 °F	1974
9	88 °F	1901
9	88 °F	2012

What's the all-time low for Casper on 9/9?

For the date of Sep 9, the lowest temperature ever reached in Casper history is 24 °F which happened in 2020.

Lowest Temperatures in Casper on September 9

Rank	Temperature	Year
1	24 °F	2020
2	26 °F	1915
3	29 °F	1962
4	30 °F	1929
5	31 °F	2008
5	31 °F	1976
7	32 °F	1977
8	33 °F	2016
9	34 °F	1999
10	35 °F	1911

Lowest High Temperatures in Casper on September 9

Rank	Temperature	Year
1	44 °F	1989
2	45 °F	2020
3	50 °F	2007
4	54 °F	2022
5	60 °F	1962
6	61 °F	2016
7	62 °F	1929
8	65 °F	1934
8	65 °F	1970
8	65 °F	2006

What's the most it has ever rained in Casper on 9/9?

For the date of Sep 9, the most precipitation ever recorded in Casper history is 1.27 inches which happened in 1934.

All-Time Most Precipitation in Casper on September 9

Rank	Precipitation	Year
1	1.27 inches	1934
2	0.55 inches	1924
3	0.33 inches	2022
4	0.24 inches	1950
5	0.19 inches	1989
6	0.17 inches	2007
7	0.13 inches	1958
8	0.11 inches	2006
8	0.11 inches	2016
10	0.07 inches	1921

Weather Station Details

Years	Station	Coordinates
1949–2023	Casper-Natrona County International Airport	location
1900–1948	Casper 2 E	location