Casper August 15 Weather Records

Daily averages and all-time records for weather in Casper, Wyoming for the date of August 15.
August 15 All-Time Records
1900–2024
Highest temperature 101 °F 1911
Lowest temperature 41 °F 1974
Lowest daily high 62 °F 2008
Highest daily low 69 °F 1933
Most precipitation 0.56 inches 1931
Most snow none -
August 15 Average Weather
1991–2020 1
Average high 87.1 °F
Average low 52.0 °F
Chance precipitation 19.1%
Chance snow 0%
Casper August 15 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 93 42 0.00 0.0
2022 81 56 0.00 0.0
2021 93 60 0.00 0.0
2020 90 47 0.00 0.0
2019 87 52 0.00 0.0
2018 88 54 0.00 0.0
2017 72 48 0.36 0.0
2016 87 47 0.00 0.0
2015 95 64 0.00 0.0
2014 90 56 0.00 0.0
2013 89 49 0.00 0.0
2012 71 52 0.00 0.0
2011 92 56 0.03 0.0
2010 81 46 0.00 0.0
2009 63 42 0.46 0.0
2008 62 48 0.38 0.0
2007 91 58 0.00 0.0
2006 89 49 0.00 0.0
2005 80 48 0.00 0.0
2004 89 44 0.00 0.0
2003 93 53 0.00 0.0
2002 85 45 0.00 0.0
2001 79 57 0.00 0.0
2000 94 55 0.38 0.0
1999 88 51 0.00 0.0
1998 90 51 0.00 n/a
1997 82 50 0.00 n/a
1996 86 52 0.01 n/a
1995 93 55 0.00 0.0
1994 95 59 0.00 0.0
1993 82 54 0.00 0.0
1992 95 55 0.00 0.0
1991 83 54 0.00 0.0
1990 86 47 0.00 0.0
1989 84 49 0.00 0.0
1988 94 54 0.00 0.0
1987 75 50 0.01 0.0
1986 93 55 0.00 0.0
1985 84 43 0.00 0.0
1984 85 53 0.00 0.0
1983 92 56 0.00 0.0
1982 92 58 0.00 0.0
1981 89 49 0.00 0.0
1980 76 50 0.13 0.0
1979 84 50 0.00 0.0
1978 77 43 0.00 0.0
1977 81 54 0.00 0.0
1976 85 55 0.00 0.0
1975 80 51 0.03 0.0
1974 84 41 0.00 0.0
1973 90 50 0.00 0.0
1972 89 61 0.00 0.0
1971 92 50 0.00 0.0
1970 84 49 0.00 0.0
1969 93 52 0.00 0.0
1968 69 45 0.00 0.0
1967 87 53 0.00 0.0
1966 88 46 0.00 0.0
1965 83 55 0.00 0.0
1964 87 50 0.00 0.0
1963 91 57 0.00 0.0
1962 86 53 0.00 0.0
1961 90 56 0.00 0.0
1960 93 62 0.00 0.0
1959 84 44 0.00 0.0
1958 86 63 0.00 0.0
1957 84 58 0.07 0.0
1956 90 64 0.00 0.0
1955 89 55 0.00 0.0
1954 88 60 0.00 0.0
1953 81 55 0.00 0.0
1952 89 51 0.00 0.0
1951 83 42 0.00 0.0
1950 88 56 0.00 0.0
1949 90 52 0.00 0.0
1948 96 56 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 n/a n/a
1939 89 53 0.00 0.0
1938 70 43 0.00 n/a
1937 94 64 0.00 0.0
1936 93 56 0.00 0.0
1935 91 n/a 0.40 0.0
1934 75 59 0.00 0.0
1933 87 69 0.00 0.0
1932 96 58 0.00 0.0
1931 82 n/a 0.56 n/a
1930 74 53 0.04 n/a
1929 97 54 n/a n/a
1928 85 63 0.00 n/a
1927 84 55 0.34 n/a
1926 87 52 n/a n/a
1925 79 47 n/a n/a
1924 83 50 0.40 n/a
1923 81 58 0.02 n/a
1922 91 55 0.00 n/a
1921 84 61 0.14 n/a
1920 87 54 0.00 n/a
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 82 50 0.00 0.0
1916 91 55 0.03 n/a
1915 76 42 0.08 0.0
1914 93 54 0.00 0.0
1913 88 54 0.00 n/a
1912 99 46 0.20 n/a
1911 101 54 0.00 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 96 50 0.00 0.0
What's the all-time high for Casper on 8/15?
For the date of Aug 15, the highest temperature ever reached in Casper history is 101 °F which happened in 1911.
Highest Temperatures in Casper on August 15
Rank Temperature Year
1 101 °F 1911
2 99 °F 1912
3 97 °F 1929
4 96 °F 1932
4 96 °F 1948
4 96 °F 1901
7 95 °F 1992
7 95 °F 1994
7 95 °F 2015
10 94 °F 1937
10 94 °F 1988
10 94 °F 2000
What's the all-time low for Casper on 8/15?
For the date of Aug 15, the lowest temperature ever reached in Casper history is 41 °F which happened in 1974.
Lowest Temperatures in Casper on August 15
Rank Temperature Year
1 41 °F 1974
2 42 °F 2023
2 42 °F 1951
2 42 °F 2009
2 42 °F 1915
6 43 °F 1978
6 43 °F 1985
6 43 °F 1938
9 44 °F 1959
9 44 °F 2004
Lowest High Temperatures in Casper on August 15
Rank Temperature Year
1 62 °F 2008
2 63 °F 2009
3 69 °F 1968
4 70 °F 1938
5 71 °F 2012
6 72 °F 2017
7 74 °F 1930
8 75 °F 1987
8 75 °F 1934
10 76 °F 1915
10 76 °F 1980
What's the most it has ever rained in Casper on 8/15?
For the date of Aug 15, the most precipitation ever recorded in Casper history is 0.56 inches which happened in 1931.
All-Time Most Precipitation in Casper on August 15
Rank Precipitation Year
1 0.56 inches 1931
2 0.46 inches 2009
3 0.40 inches 1924
3 0.40 inches 1935
5 0.38 inches 2000
5 0.38 inches 2008
7 0.36 inches 2017
8 0.34 inches 1927
9 0.20 inches 1912
10 0.14 inches 1921
Weather Station Details
Years Station Coordinates
1949–2024 Casper-Natrona County International Airport location
1900–1948 Casper 2 E location