Number of Days of 80 °F in St. Charles by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 80 degrees Fahrenheit in St. Charles, Missouri, between 1893 and 2024.
Also see:
Which year had the most 80° days?
Based on NOAA records, the year 1939 holds the record for the most 80 °F days in St. Charles history. There were 161 days with a high temperature of at least 80 degrees that year.
How many so far this year (2024)?
As of April 27, there have been 7 days this year where the high temperature has reached at least 80 degrees Fahrenheit in St. Charles, Missouri.
The last time it reached at least 80° F was April 19, 2024.
  • Years marked with a gold background have more than 5% incomplete data
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Year Rank Days >= 80 °F
2024 130 7
2023 34 133
2022 56 125
2021 60 123
2020 99 110
2019 71 120
2018 21 137
2017 44 129
2016 32 134
2015 120 100
2014 108 105
2013 108 105
2012 108 105
2011 123 93
2010 66 122
2009 127 70
2008 108 105
2007 9 145
2006 76 119
2005 71 120
2004 126 79
2003 120 100
2002 76 119
2001 58 124
2000 79 118
1999 85 114
1998 105 108
1997 122 94
1996 114 103
1995 114 103
1994 107 106
1993 124 92
1992 114 103
1991 108 105
1990 79 118
1989 60 123
1988 46 128
1987 34 133
1986 39 131
1985 119 101
1984 60 123
1983 132 1
1982 129 65
1981 94 111
1980 46 128
1979 85 114
1978 125 91
1977 39 131
1976 102 109
1975 60 123
1974 118 102
1973 114 103
1972 94 111
1971 66 122
1970 84 115
1969 83 116
1968 91 112
1967 94 111
1966 91 112
1965 26 136
1964 102 109
1963 17 141
1962 30 135
1961 85 114
1960 58 124
1959 14 143
1958 71 120
1957 34 133
1956 2 157
1955 7 146
1954 5 149
1953 3 154
1952 5 149
1951 60 123
1950 51 127
1949 21 137
1948 20 138
1947 128 68
1946 130 7
1945 94 111
1944 38 132
1943 99 110
1942 60 123
1941 11 144
1940 42 130
1939 1 161
1938 4 153
1937 30 135
1936 9 145
1935 85 114
1934 26 136
1933 16 142
1932 17 141
1931 26 136
1930 14 143
1929 76 119
1928 91 112
1927 71 120
1926 46 128
1925 32 134
1924 79 118
1923 99 110
1922 7 146
1921 11 144
1920 54 126
1919 56 125
1918 44 129
1917 102 109
1916 66 122
1915 94 111
1914 19 140
1913 51 127
1912 66 122
1911 26 136
1910 46 128
1909 42 130
1908 21 137
1907 85 114
1906 21 137
1905 34 133
1904 71 120
1903 51 127
1902 113 104
1901 21 137
1900 11 144
1899 39 131
1898 106 107
1897 70 121
1896 54 126
1895 46 128
1894 79 118
1893 85 114
Weather Station Details
Years Station Coordinates
1893–2024 St. Charles Elm Point location