| St. Louis Wettest and Driest Seasons | |||||||||||
| Wettest Spring | Driest Spring | Wettest Fall | Driest Fall | ||||||||
| 1 | 23.18 | 1927 | 1 | 3.86 | 1914 | 1 | 21.50 | 1984 | 1 | 2.36 | 1875 |
| 2 | 22.41 | 1929 | 2 | 4.00 | 1930 | 2 | 18.17 | 1885 | 2 | 3.10 | 1952 |
| 3 | 21.36 | 1893 | 3 | 4.42 | 2005 | 3 | 17.09 | 1881 | 3 | 3.23 | 1989 |
| 4 | 20.13 | 1898 | 4 | 4.87 | 1986 | 4 | 16.73 | 1919 | 4 | 3.73 | 1953 |
| 5 | 19.44 | 1995 | 5 | 4.91 | 1871 | 5 | 16.62 | 1993 | 5 | 3.80 | 1924 |
| 6 | 17.98 | 1912 | 6 | 5.18 | 1879 | 6 | 15.66 | 1914 | 6 | 3.85 | 1999 |
| 7 | 17.75 | 1957 | 7 | 5.32 | 1936 | 7 | 15.07 | 1946 | 7 | 3.88 | 1979 |
| 8 | 17.44 | 1921 | 8 | 5.68 | 1925 | 8 | 14.91 | 1986 | 8 | 3.97 | 1901 |
| 9 | 17.39 | 1892 | 9 | 5.90 | 1987 | 9 | 14.43 | 1983 | 9 | 4.01 | 1904 |
| 10 | 17.34 | 1933 | 10 | 5.90 | 1934 | 10 | 13.95 | 1926 | 10 | 4.03 | 1995 |
| 11 | 17.16 | 1983 | 11 | 6.05 | 1954 | 11 | 13.90 | 1941 | 11 | 4.15 | 1871 |
| 12 | 16.94 | 1943 | 12 | 6.44 | 1895 | 12 | 13.83 | 1905 | 12 | 4.21 | 1890 |
| 13 | 16.85 | 1984 | 13 | 6.61 | 1932 | 13 | 13.81 | 1886 | 13 | 4.24 | 1965 |
| 14 | 16.71 | 1944 | 14 | 6.61 | 1916 | 14 | 13.27 | 1972 | 14 | 4.28 | 1915 |
| 15 | 16.52 | 1945 | 15 | 7.10 | 1889 | 15 | 13.21 | 1931 | 15 | 4.28 | 1908 |
| 16 | 16.28 | 1935 | 16 | 7.20 | 1870 | 16 | 13.16 | 1911 | 16 | 5.00 | 1976 |
| 17 | 16.05 | 2004 | 17 | 7.27 | 2001 | 17 | 13.14 | 1927 | 17 | 5.04 | 1903 |
| 18 | 15.86 | 1909 | 18 | 7.31 | 1891 | 18 | 13.00 | 1925 | 18 | 5.18 | 1944 |
| 19 | 15.85 | 1890 | 19 | 7.32 | 1988 | 19 | 12.89 | 1945 | 19 | 5.18 | 1939 |
| 20 | 15.73 | 2002 | 20 | 7.33 | 1959 | 20 | 12.34 | 1985 | 20 | 5.31 | 1975 |
| 21 | 15.47 | 1961 | 21 | 7.36 | 1992 | 21 | 12.30 | 2003 | 21 | 5.35 | 1940 |
| 22 | 15.37 | 1996 | 22 | 7.39 | 1965 | 22 | 12.24 | 1877 | 22 | 5.53 | 1960 |
| 23 | 15.32 | 1990 | 23 | 7.47 | 1928 | 23 | 12.03 | 1996 | 23 | 5.71 | 1874 |
| 24 | 14.99 | 1908 | 24 | 7.75 | 1900 | 24 | 11.98 | 1909 | 24 | 5.84 | 1928 |
| 25 | 14.71 | 1873 | 25 | 7.77 | 1942 | 25 | 11.94 | 1991 | 25 | 5.94 | 1872 |
| 26 | 14.50 | 1897 | 26 | 7.78 | 1951 | 26 | 11.73 | 1977 | 26 | 6.02 | 1938 |
| 27 | 14.25 | 1998 | 27 | 7.98 | 1962 | 27 | 11.70 | 1913 | 27 | 6.04 | 1964 |
| 28 | 14.16 | 1878 | 28 | 7.98 | 1901 | 28 | 11.48 | 1921 | 28 | 6.04 | 1962 |
| 29 | 14.00 | 1904 | 29 | 8.03 | 1940 | 29 | 11.46 | 1982 | 29 | 6.05 | 1956 |
| 30 | 13.98 | 1973 | 30 | 8.04 | 1885 | 30 | 11.45 | 1918 | 30 | 6.11 | 1899 |
| 31 | 13.92 | 1938 | 31 | 8.07 | 1903 | 31 | 11.37 | 2001 | 31 | 6.15 | 1917 |
| 32 | 13.58 | 1896 | 32 | 8.17 | 1955 | 32 | 11.24 | 1969 | 32 | 6.16 | 1894 |
| 33 | 13.57 | 1978 | 33 | 8.32 | 1999 | 33 | 11.03 | 1876 | 33 | 6.18 | 1957 |
| 34 | 13.50 | 1922 | 34 | 8.44 | 1972 | 34 | 10.93 | 1936 | 34 | 6.22 | 1895 |
| 35 | 13.41 | 1993 | 35 | 8.49 | 1941 | 35 | 10.82 | 1884 | 35 | 6.32 | 1879 |
| 36 | 13.31 | 1994 | 36 | 8.49 | 1883 | 36 | 10.75 | 1934 | 36 | 6.34 | 1870 |
| 37 | 13.31 | 1923 | 37 | 8.53 | 1956 | 37 | 10.51 | 1992 | 37 | 6.59 | 1922 |
| 38 | 13.30 | 1970 | 38 | 8.55 | 1952 | 38 | 10.50 | 1988 | 38 | 6.61 | 1907 |
| 39 | 13.17 | 1887 | 39 | 8.56 | 1997 | 39 | 10.37 | 1910 | 39 | 6.61 | 1897 |
| 40 | 13.16 | 1981 | 40 | 8.59 | 1969 | 40 | 10.32 | 1906 | 40 | 6.71 | 1893 |
| 41 | 13.07 | 1913 | 41 | 8.92 | 1980 | 41 | 10.32 | 1883 | 41 | 6.71 | 1892 |
| 42 | 13.06 | 1947 | 42 | 8.98 | 1894 | 42 | 10.17 | 2005 | 42 | 6.79 | 1937 |
| 43 | 12.98 | 1886 | 43 | 9.05 | 1881 | 43 | 10.17 | 1968 | 43 | 6.80 | 1966 |
| 44 | 12.72 | 1979 | 44 | 9.12 | 1971 | 44 | 10.09 | 1949 | 44 | 6.86 | 1950 |
| 45 | 12.40 | 1920 | 45 | 9.12 | 1906 | 45 | 9.93 | 1967 | 45 | 6.86 | 1916 |
| 46 | 12.29 | 1963 | 46 | 9.23 | 1931 | 46 | 9.85 | 1978 | 46 | 6.88 | 1963 |
| 47 | 12.28 | 1876 | 47 | 9.26 | 1880 | 47 | 9.72 | 1942 | 47 | 7.09 | 1998 |
| 48 | 12.26 | 1899 | 48 | 9.31 | 1939 | 48 | 9.64 | 1898 | 48 | 7.12 | 1930 |
| 49 | 12.09 | 1875 | 49 | 9.31 | 1915 | 49 | 9.62 | 1889 | 49 | 7.14 | 1997 |
| 50 | 12.08 | 1985 | 50 | 9.34 | 1905 | 50 | 9.58 | 1961 | 50 | 7.16 | 1974 |