Casper September 4 Weather Records

Daily averages and all-time records for weather in Casper, Wyoming for the date of September 4.
September 4 All-Time Records
1900–2024
Highest temperature 100 °F 2022
Lowest temperature 34 °F 2006
Lowest daily high 59 °F 1999
Highest daily low 68 °F 1927
Most precipitation 0.96 inches 1926
Most snow none -
September 4 Average Weather
1991–2020 1
Average high 81.6 °F
Average low 47.2 °F
Chance precipitation 19.3%
Chance snow 0.6%
Casper September 4 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 74 50 0.18 0.0
2022 100 52 0.00 0.0
2021 78 41 0.00 0.0
2020 91 44 0.00 0.0
2019 94 58 0.00 0.0
2018 76 50 0.00 0.0
2017 72 45 0.00 0.0
2016 73 51 0.45 0.0
2015 89 56 0.04 0.0
2014 68 44 0.00 0.0
2013 95 56 0.00 0.0
2012 87 49 0.00 0.0
2011 77 35 0.00 0.0
2010 90 42 0.00 0.0
2009 91 43 0.00 0.0
2008 67 35 0.15 0.0
2007 91 54 0.00 0.0
2006 78 34 0.00 0.0
2005 88 59 0.00 0.0
2004 63 48 0.43 0.0
2003 87 46 0.00 0.0
2002 91 56 0.00 0.0
2001 94 52 0.00 0.0
2000 88 45 0.00 0.0
1999 59 41 0.02 0.0
1998 96 48 0.00 n/a
1997 82 57 0.00 n/a
1996 94 45 0.00 n/a
1995 93 53 0.01 0.0
1994 83 49 0.00 0.0
1993 88 44 0.12 0.0
1992 79 51 0.00 0.0
1991 86 49 0.00 0.0
1990 92 53 0.03 0.0
1989 84 39 0.00 0.0
1988 81 43 0.00 0.0
1987 63 43 0.35 0.0
1986 80 44 0.00 0.0
1985 77 49 0.00 0.0
1984 87 39 0.00 0.0
1983 78 57 0.00 0.0
1982 92 54 0.00 0.0
1981 91 50 0.00 0.0
1980 86 38 0.00 0.0
1979 89 55 0.00 0.0
1978 93 57 0.00 0.0
1977 87 47 0.00 0.0
1976 89 52 0.00 0.0
1975 76 43 0.00 0.0
1974 84 39 0.00 0.0
1973 75 44 0.00 0.0
1972 83 42 0.00 0.0
1971 63 42 0.00 0.0
1970 84 53 0.00 0.0
1969 79 52 0.00 0.0
1968 64 35 0.08 0.0
1967 85 46 0.00 0.0
1966 84 44 0.00 0.0
1965 66 35 0.00 0.0
1964 71 39 0.00 0.0
1963 82 46 0.00 0.0
1962 66 37 0.00 0.0
1961 63 36 0.00 0.0
1960 93 66 0.00 0.0
1959 89 59 0.00 0.0
1958 83 45 0.02 0.0
1957 82 45 0.00 0.0
1956 70 40 0.00 0.0
1955 83 52 0.00 0.0
1954 80 54 0.00 0.0
1953 66 39 0.00 0.0
1952 90 56 0.00 0.0
1951 69 44 0.08 0.0
1950 93 55 0.00 0.0
1949 66 37 0.09 0.0
1948 95 45 0.00 0.0
1947 n/a n/a n/a n/a
1946 n/a n/a n/a n/a
1945 n/a n/a n/a n/a
1944 n/a n/a n/a n/a
1943 n/a n/a n/a n/a
1942 n/a n/a n/a n/a
1941 n/a n/a n/a n/a
1940 n/a n/a 0.00 n/a
1939 86 38 0.00 0.0
1938 81 42 0.00 0.0
1937 n/a n/a n/a n/a
1936 82 54 0.00 0.0
1935 77 36 0.00 0.0
1934 85 42 0.00 0.0
1933 90 49 0.00 0.0
1932 86 42 0.00 0.0
1931 91 49 0.00 n/a
1930 83 57 n/a n/a
1929 61 37 0.08 n/a
1928 83 43 n/a n/a
1927 87 68 0.00 n/a
1926 64 46 0.96 n/a
1925 77 59 0.20 n/a
1924 88 48 n/a n/a
1923 86 58 n/a n/a
1922 84 54 0.00 n/a
1921 77 39 0.00 n/a
1920 73 39 0.00 n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 86 49 0.00 0.0
1916 78 55 0.00 n/a
1915 70 39 0.71 0.0
1914 87 52 0.00 0.0
1913 n/a n/a n/a n/a
1912 n/a n/a n/a n/a
1911 100 50 0.02 n/a
1910 n/a n/a n/a n/a
1909 n/a n/a n/a n/a
1908 n/a n/a n/a n/a
1907 n/a n/a n/a n/a
1906 n/a n/a n/a n/a
1905 n/a n/a n/a n/a
1904 n/a n/a n/a n/a
1903 n/a n/a n/a n/a
1902 n/a n/a n/a n/a
1901 76 52 0.00 0.0
What's the all-time high for Casper on 9/4?
For the date of Sep 4, the highest temperature ever reached in Casper history is 100 °F which has happened 2 times, most recently in 2022.
Highest Temperatures in Casper on September 4
Rank Temperature Year
1 100 °F 1911
1 100 °F 2022
3 96 °F 1998
4 95 °F 2013
4 95 °F 1948
6 94 °F 1996
6 94 °F 2001
6 94 °F 2019
9 93 °F 1995
9 93 °F 1960
9 93 °F 1978
9 93 °F 1950
What's the all-time low for Casper on 9/4?
For the date of Sep 4, the lowest temperature ever reached in Casper history is 34 °F which happened in 2006.
Lowest Temperatures in Casper on September 4
Rank Temperature Year
1 34 °F 2006
2 35 °F 1968
2 35 °F 2011
2 35 °F 2008
2 35 °F 1965
6 36 °F 1935
6 36 °F 1961
8 37 °F 1962
8 37 °F 1929
8 37 °F 1949
Lowest High Temperatures in Casper on September 4
Rank Temperature Year
1 59 °F 1999
2 61 °F 1929
3 63 °F 1987
3 63 °F 1971
3 63 °F 2004
3 63 °F 1961
7 64 °F 1968
7 64 °F 1926
9 66 °F 1953
9 66 °F 1949
9 66 °F 1962
9 66 °F 1965
What's the most it has ever rained in Casper on 9/4?
For the date of Sep 4, the most precipitation ever recorded in Casper history is 0.96 inches which happened in 1926.
All-Time Most Precipitation in Casper on September 4
Rank Precipitation Year
1 0.96 inches 1926
2 0.71 inches 1915
3 0.45 inches 2016
4 0.43 inches 2004
5 0.35 inches 1987
6 0.20 inches 1925
7 0.18 inches 2023
8 0.15 inches 2008
9 0.12 inches 1993
10 0.09 inches 1949
Weather Station Details
Years Station Coordinates
1949–2024 Casper-Natrona County International Airport location
1900–1948 Casper 2 E location