Casper June 30 Weather Records

Daily averages and all-time records for weather in Casper, Wyoming for the date of June 30.
June 30 All-Time Records
1900–2023
Highest temperature 102 °F 1990
Lowest temperature 35 °F 1968
Lowest daily high 63 °F 2018
Highest daily low 71 °F 1931
Most precipitation 0.70 inches 1927
Most snow none -
June 30 Average Weather
1991–2020 1
Average high 85.7 °F
Average low 49.7 °F
Chance precipitation 23.4%
Chance snow 0%
Casper June 30 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 75 50 0.02 0.0
2022 85 48 0.00 0.0
2021 84 50 0.00 0.0
2020 71 50 0.00 0.0
2019 83 55 0.00 0.0
2018 63 44 0.16 0.0
2017 75 36 0.00 0.0
2016 82 54 0.05 0.0
2015 92 55 0.00 0.0
2014 76 45 0.00 0.0
2013 86 57 0.19 0.0
2012 93 60 0.00 0.0
2011 82 58 0.00 0.0
2010 94 64 0.00 0.0
2009 94 42 0.00 0.0
2008 93 42 0.00 0.0
2007 96 59 0.00 0.0
2006 94 62 0.18 0.0
2005 82 38 0.00 0.0
2004 80 53 0.00 0.0
2003 90 49 0.00 0.0
2002 100 49 0.00 0.0
2001 92 65 0.00 0.0
2000 91 43 0.00 0.0
1999 74 49 0.17 0.0
1998 84 49 0.00 n/a
1997 91 49 0.00 n/a
1996 90 40 0.00 n/a
1995 72 39 0.00 0.0
1994 96 54 0.00 0.0
1993 81 52 0.00 0.0
1992 79 50 0.02 0.0
1991 80 49 0.03 0.0
1990 102 57 0.00 0.0
1989 93 52 0.00 0.0
1988 76 51 0.00 0.0
1987 81 48 0.00 0.0
1986 87 55 0.00 0.0
1985 90 49 0.00 0.0
1984 74 50 0.34 0.0
1983 81 49 0.00 0.0
1982 86 53 0.00 0.0
1981 93 51 0.00 0.0
1980 93 55 0.00 0.0
1979 95 57 0.00 0.0
1978 87 58 0.01 0.0
1977 79 49 0.00 0.0
1976 87 52 0.00 0.0
1975 89 52 0.00 0.0
1974 87 50 0.00 0.0
1973 90 51 0.00 0.0
1972 92 54 0.00 0.0
1971 80 41 0.00 0.0
1970 75 55 0.00 0.0
1969 73 39 0.00 0.0
1968 67 35 0.04 0.0
1967 87 51 0.00 0.0
1966 89 59 0.00 0.0
1965 84 45 0.00 0.0
1964 87 51 0.00 0.0
1963 85 50 0.00 0.0
1962 81 58 0.00 0.0
1961 84 62 0.00 0.0
1960 81 54 0.00 0.0
1959 64 44 0.00 0.0
1958 87 55 0.00 0.0
1957 89 54 0.00 0.0
1956 78 53 0.00 0.0
1955 75 47 0.00 0.0
1954 91 46 0.00 0.0
1953 95 63 0.00 0.0
1952 87 59 0.00 0.0
1951 70 42 0.02 0.0
1950 85 54 0.00 0.0
1949 86 48 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 88 54 0.00 0.0
1938 83 59 0.08 n/a
1937 91 60 0.00 0.0
1936 86 49 0.00 0.0
1935 84 48 0.00 0.0
1934 88 55 0.00 n/a
1933 87 52 0.00 n/a
1932 86 64 0.00 n/a
1931 81 71 n/a n/a
1930 82 49 n/a n/a
1929 92 61 n/a n/a
1928 86 48 n/a n/a
1927 74 50 0.70 n/a
1926 88 60 n/a n/a
1925 91 65 0.02 n/a
1924 77 45 n/a n/a
1923 84 58 n/a n/a
1922 84 52 0.00 n/a
1921 94 67 0.00 n/a
1920 83 56 0.00 0.0
1919 n/a n/a n/a n/a
1918 n/a n/a n/a n/a
1917 88 50 0.00 0.0
1916 86 47 0.00 n/a
1915 66 36 0.00 0.0
1914 76 51 0.05 0.0
1913 79 43 0.00 n/a
1912 100 47 0.00 n/a
1911 90 51 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 80 45 0.60 n/a
1901 85 48 0.00 n/a
What's the all-time high for Casper on 6/30?
For the date of Jun 30, the highest temperature ever reached in Casper history is 102 °F which happened in 1990.
Highest Temperatures in Casper on June 30
Rank Temperature Year
1 102 °F 1990
2 100 °F 2002
2 100 °F 1912
4 96 °F 2007
4 96 °F 1994
6 95 °F 1979
6 95 °F 1953
8 94 °F 2010
8 94 °F 2009
8 94 °F 1921
8 94 °F 2006
What's the all-time low for Casper on 6/30?
For the date of Jun 30, the lowest temperature ever reached in Casper history is 35 °F which happened in 1968.
Lowest Temperatures in Casper on June 30
Rank Temperature Year
1 35 °F 1968
2 36 °F 2017
2 36 °F 1915
4 38 °F 2005
5 39 °F 1969
5 39 °F 1995
7 40 °F 1996
8 41 °F 1971
9 42 °F 2008
9 42 °F 1951
9 42 °F 2009
Lowest High Temperatures in Casper on June 30
Rank Temperature Year
1 63 °F 2018
2 64 °F 1959
3 66 °F 1915
4 67 °F 1968
5 70 °F 1951
6 71 °F 2020
7 72 °F 1995
8 73 °F 1969
9 74 °F 1999
9 74 °F 1984
9 74 °F 1927
What's the most it has ever rained in Casper on 6/30?
For the date of Jun 30, the most precipitation ever recorded in Casper history is 0.70 inches which happened in 1927.
All-Time Most Precipitation in Casper on June 30
Rank Precipitation Year
1 0.70 inches 1927
2 0.60 inches 1902
3 0.34 inches 1984
4 0.19 inches 2013
5 0.18 inches 2006
6 0.17 inches 1999
7 0.16 inches 2018
8 0.08 inches 1938
9 0.05 inches 2016
9 0.05 inches 1914
Weather Station Details
Years Station Coordinates
1949–2023 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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