Casper May 17 Weather Records

Daily averages and all-time records for weather in Casper, Wyoming for the date of May 17.
May 17 All-Time Records
1900–2024
Highest temperature 99 °F 1912
Lowest temperature 28 °F 1990
Lowest daily high 46 °F 1978
Highest daily low 57 °F 2012
Most precipitation 2.22 inches 2000
Most snow 0.4 inches 1978
May 17 Average Weather
1991–2020 1
Average high 67.6 °F
Average low 38.0 °F
Chance precipitation 36.2%
Chance snow 4.7%
Casper May 17 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 71 41 0.18 0.0
2022 73 40 0.11 0.0
2021 72 40 0.00 0.0
2020 77 29 0.00 0.0
2019 68 46 0.01 0.0
2018 77 39 0.00 0.0
2017 61 35 0.00 0.0
2016 58 35 0.00 0.0
2015 56 39 0.05 0.0
2014 67 38 0.01 0.0
2013 81 45 0.08 0.0
2012 83 57 0.00 0.0
2011 58 39 0.00 0.0
2010 75 34 0.00 0.0
2009 82 36 0.00 0.0
2008 77 37 0.00 0.0
2007 81 39 0.00 0.0
2006 82 40 0.00 0.0
2005 64 46 0.00 0.0
2004 69 39 0.09 0.0
2003 69 34 0.00 0.0
2002 61 40 0.00 0.0
2001 67 39 0.00 0.0
2000 51 40 2.22 0.0
1999 63 31 0.00 0.0
1998 77 41 0.00 n/a
1997 80 40 0.00 n/a
1996 72 48 0.00 n/a
1995 63 41 0.01 0.0
1994 81 53 0.00 0.0
1993 66 50 0.09 0.0
1992 82 31 0.00 0.0
1991 61 44 0.02 0.0
1990 72 28 0.00 0.0
1989 71 42 0.00 0.0
1988 81 52 0.00 0.0
1987 58 47 0.32 0.0
1986 64 28 0.00 0.0
1985 63 38 0.29 0.0
1984 74 32 0.00 0.0
1983 56 33 0.12 0.0
1982 69 39 0.00 0.0
1981 47 41 0.31 0.0
1980 58 38 0.00 0.0
1979 62 44 0.00 0.0
1978 46 33 1.96 0.4
1977 66 42 0.00 0.0
1976 80 33 0.00 0.0
1975 73 47 0.00 0.0
1974 50 40 0.01 0.0
1973 78 46 0.00 0.0
1972 83 45 0.00 0.0
1971 49 31 0.22 0.4
1970 81 45 0.00 0.0
1969 73 36 0.00 0.0
1968 58 31 0.00 0.0
1967 76 41 0.00 0.0
1966 65 34 0.00 0.0
1965 72 43 0.00 0.0
1964 83 45 0.00 0.0
1963 65 37 0.00 0.0
1962 60 37 0.54 0.0
1961 64 38 0.00 0.0
1960 70 46 0.00 0.0
1959 68 41 0.00 0.0
1958 73 44 0.00 0.0
1957 58 37 0.16 0.0
1956 80 41 0.00 0.0
1955 61 36 0.00 0.0
1954 75 45 0.00 0.0
1953 63 37 0.00 0.0
1952 46 37 0.04 0.0
1951 60 44 0.00 0.0
1950 77 45 0.00 0.0
1949 60 39 0.23 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 78 48 0.28 0.0
1938 70 33 0.15 0.0
1937 84 43 0.00 0.0
1936 80 40 0.00 0.0
1935 69 47 n/a 0.0
1934 88 46 0.00 0.0
1933 72 41 0.00 n/a
1932 76 40 0.00 0.0
1931 81 52 n/a n/a
1930 49 37 n/a n/a
1929 76 42 n/a n/a
1928 66 47 0.15 0.0
1927 82 48 n/a n/a
1926 69 43 0.05 n/a
1925 70 41 n/a n/a
1924 75 43 n/a n/a
1923 69 48 n/a n/a
1922 66 51 0.00 n/a
1921 66 46 0.06 n/a
1920 64 40 0.00 n/a
1919 n/a n/a n/a n/a
1918 71 33 0.00 n/a
1917 72 40 0.00 n/a
1916 54 33 0.00 n/a
1915 n/a n/a n/a n/a
1914 74 52 0.00 0.0
1913 n/a n/a n/a n/a
1912 99 40 0.00 n/a
1911 80 40 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 92 49 0.00 n/a
What's the all-time high for Casper on 5/17?
For the date of May 17, the highest temperature ever reached in Casper history is 99 °F which happened in 1912.
Highest Temperatures in Casper on May 17
Rank Temperature Year
1 99 °F 1912
2 92 °F 1901
3 88 °F 1934
4 84 °F 1937
5 83 °F 1972
5 83 °F 1964
5 83 °F 2012
8 82 °F 2006
8 82 °F 1927
8 82 °F 2009
8 82 °F 1992
What's the all-time low for Casper on 5/17?
For the date of May 17, the lowest temperature ever reached in Casper history is 28 °F which has happened 2 times, most recently in 1990.
Lowest Temperatures in Casper on May 17
Rank Temperature Year
1 28 °F 1990
1 28 °F 1986
3 29 °F 2020
4 31 °F 1999
4 31 °F 1971
4 31 °F 1968
4 31 °F 1992
8 32 °F 1984
9 33 °F 1938
9 33 °F 1983
9 33 °F 1916
9 33 °F 1978
9 33 °F 1918
9 33 °F 1976
Lowest High Temperatures in Casper on May 17
Rank Temperature Year
1 46 °F 1978
1 46 °F 1952
3 47 °F 1981
4 49 °F 1971
4 49 °F 1930
6 50 °F 1974
7 51 °F 2000
8 54 °F 1916
9 56 °F 2015
9 56 °F 1983
What's the most it has ever rained in Casper on 5/17?
For the date of May 17, the most precipitation ever recorded in Casper history is 2.22 inches which happened in 2000.
All-Time Most Precipitation in Casper on May 17
Rank Precipitation Year
1 2.22 inches 2000
2 1.96 inches 1978
3 0.54 inches 1962
4 0.32 inches 1987
5 0.31 inches 1981
6 0.29 inches 1985
7 0.28 inches 1939
8 0.23 inches 1949
9 0.22 inches 1971
10 0.18 inches 2023
All-Time Most Snow in Casper on May 17
Rank Precipitation Year
1 0.4 inches 1978
1 0.4 inches 1971
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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