Casper May 9 Weather Records

Daily averages and all-time records for weather in Casper, Wyoming for the date of May 9.
May 9 All-Time Records
1900–2024
Highest temperature 87 °F 1901
Lowest temperature 18 °F 2002
Lowest daily high 36 °F 1979
Highest daily low 57 °F 1928
Most precipitation 1.00 inches 1927
Most snow 11.0 inches 1927
May 9 Average Weather
1991–2020 1
Average high 64.2 °F
Average low 35.1 °F
Chance precipitation 36.8%
Chance snow 10.3%
Casper May 9 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 71 37 0.03 0.0
2022 52 27 0.22 0.2
2021 55 25 0.00 0.0
2020 52 32 0.02 0.0
2019 41 27 0.21 1.5
2018 80 36 0.00 0.0
2017 71 45 0.20 0.0
2016 65 36 0.10 0.0
2015 42 31 0.31 3.3
2014 64 28 0.00 0.0
2013 70 36 0.00 0.0
2012 81 34 0.00 0.0
2011 60 43 0.60 0.0
2010 65 28 0.02 0.0
2009 55 27 0.00 0.0
2008 58 33 0.08 0.0
2007 75 34 0.00 0.0
2006 45 28 0.03 0.0
2005 69 34 0.00 0.0
2004 77 38 0.00 0.0
2003 50 33 0.03 0.0
2002 57 18 0.00 0.0
2001 79 44 0.00 0.0
2000 66 38 0.00 0.0
1999 60 37 0.06 0.0
1998 62 36 0.00 n/a
1997 71 25 0.00 n/a
1996 45 34 0.00 n/a
1995 50 39 0.44 0.0
1994 76 40 0.00 0.0
1993 59 34 0.00 0.0
1992 64 40 0.30 0.0
1991 69 41 0.00 0.0
1990 49 26 0.01 0.1
1989 66 45 0.00 0.0
1988 65 31 0.00 0.0
1987 82 47 0.01 0.0
1986 50 31 0.00 0.0
1985 78 50 0.00 0.0
1984 77 45 0.00 0.0
1983 58 39 0.00 0.0
1982 67 42 0.04 0.0
1981 55 35 0.00 0.0
1980 69 47 0.00 0.0
1979 36 27 0.14 2.8
1978 60 33 0.00 0.0
1977 81 43 0.00 0.0
1976 72 44 0.00 0.0
1975 63 34 0.00 0.0
1974 74 42 0.10 0.0
1973 66 36 0.00 0.0
1972 52 41 0.20 0.0
1971 51 42 0.32 0.0
1970 59 34 0.17 0.0
1969 72 32 0.00 0.0
1968 67 24 0.00 0.0
1967 77 43 0.00 0.0
1966 67 34 0.00 0.0
1965 41 28 0.08 0.8
1964 60 37 0.00 0.0
1963 74 43 0.00 0.0
1962 83 45 0.00 0.0
1961 77 39 0.00 0.0
1960 65 36 0.00 0.0
1959 71 34 0.05 0.0
1958 70 37 0.00 0.0
1957 51 40 0.01 0.0
1956 79 41 0.00 0.0
1955 54 35 0.03 0.0
1954 74 41 0.00 0.0
1953 46 32 0.21 0.0
1952 48 32 0.50 0.4
1951 55 39 0.00 0.0
1950 50 29 0.00 0.0
1949 70 36 0.00 0.0
1948 n/a n/a n/a n/a
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 79 43 0.00 0.0
1938 68 26 0.00 0.0
1937 72 34 0.00 0.0
1936 60 32 0.00 0.0
1935 60 26 0.00 0.0
1934 85 50 0.00 0.0
1933 52 33 0.10 n/a
1932 70 40 0.00 0.0
1931 50 30 n/a n/a
1930 45 30 0.48 4.0
1929 66 35 n/a n/a
1928 80 57 n/a 0.0
1927 36 23 1.00 11.0
1926 51 38 n/a n/a
1925 66 32 n/a n/a
1924 50 30 0.03 n/a
1923 74 39 n/a n/a
1922 56 38 0.45 n/a
1921 55 39 0.00 n/a
1920 71 40 0.00 n/a
1919 n/a n/a n/a n/a
1918 67 27 0.39 n/a
1917 52 27 0.00 n/a
1916 75 44 0.00 n/a
1915 n/a n/a n/a n/a
1914 75 44 0.00 0.0
1913 n/a n/a n/a n/a
1912 79 35 0.00 n/a
1911 80 48 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 87 38 0.00 n/a
What's the all-time high for Casper on 5/9?
For the date of May 9, the highest temperature ever reached in Casper history is 87 °F which happened in 1901.
Highest Temperatures in Casper on May 9
Rank Temperature Year
1 87 °F 1901
2 85 °F 1934
3 83 °F 1962
4 82 °F 1987
5 81 °F 2012
5 81 °F 1977
7 80 °F 1928
7 80 °F 1911
7 80 °F 2018
10 79 °F 2001
10 79 °F 1912
10 79 °F 1956
10 79 °F 1939
What's the all-time low for Casper on 5/9?
For the date of May 9, the lowest temperature ever reached in Casper history is 18 °F which happened in 2002.
Lowest Temperatures in Casper on May 9
Rank Temperature Year
1 18 °F 2002
2 23 °F 1927
3 24 °F 1968
4 25 °F 1997
4 25 °F 2021
6 26 °F 1935
6 26 °F 1990
6 26 °F 1938
9 27 °F 1918
9 27 °F 2019
9 27 °F 1917
9 27 °F 1979
9 27 °F 2022
9 27 °F 2009
Lowest High Temperatures in Casper on May 9
Rank Temperature Year
1 36 °F 1927
1 36 °F 1979
3 41 °F 1965
3 41 °F 2019
5 42 °F 2015
6 45 °F 1996
6 45 °F 2006
6 45 °F 1930
9 46 °F 1953
10 48 °F 1952
What's the most it has ever rained in Casper on 5/9?
For the date of May 9, the most precipitation ever recorded in Casper history is 1.00 inches which happened in 1927.
All-Time Most Precipitation in Casper on May 9
Rank Precipitation Year
1 1.00 inches 1927
2 0.60 inches 2011
3 0.50 inches 1952
4 0.48 inches 1930
5 0.45 inches 1922
6 0.44 inches 1995
7 0.39 inches 1918
8 0.32 inches 1971
9 0.31 inches 2015
10 0.30 inches 1992
All-Time Most Snow in Casper on May 9
Rank Precipitation Year
1 11.0 inches 1927
2 4.0 inches 1930
3 3.3 inches 2015
4 2.8 inches 1979
5 1.5 inches 2019
6 0.8 inches 1965
7 0.4 inches 1952
8 0.2 inches 2022
9 0.1 inches 1990
Weather Station Details
Years Station Coordinates
1949–2024 Casper-Natrona County International Airport location
1900–1948 Casper 2 E location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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