| Year | Precipitation (inches) |
|---|---|
| 2013 | 18.37 |
| 2010 | 7.55 |
| 2009 | 6.72 |
| 2008 | 13.27 |
| 2007 | 7.89 |
| 2006 | 8.80 |
| 2005 | 7.10 |
| 2004 | 7.90 |
| 2003 | 10.48 |
| 2002 | 5.92 |
| 2001 | 12.92 |
| 2000 | 6.14 |
| 1999 | 7.87 |
| 1998 | 7.31 |
| 1997 | 7.55 |
| 1996 | 1.60 |
| 1995 | 7.04 |
| 1994 | 6.24 |
| 1993 | 2.64 |
| 1992 | 3.66 |
| 1991 | 8.13 |
| 1990 | 9.16 |
| 1989 | 6.39 |
| 1988 | 8.61 |
| 1987 | 2.80 |
| 1986 | 5.20 |
| 1985 | 5.80 |
| 1984 | 6.17 |
| 1983 | 14.74 |
| 1982 | 9.68 |
| 1981 | 6.57 |
| 1980 | 4.60 |
| 1979 | 4.05 |
| 1978 | 13.36 |
| 1977 | 8.27 |
| 1976 | 8.84 |
| 1975 | 5.90 |
| 1974 | 9.64 |
| 1972 | 9.67 |
| 1971 | 5.59 |
| 1970 | 14.93 |
| 1969 | 5.34 |
| 1968 | 8.19 |
| 1967 | 9.74 |
| 1966 | 8.27 |
| 1965 | 13.66 |
| 1964 | 9.44 |
| 1963 | 7.24 |
| 1962 | 2.96 |
| 1961 | 4.09 |
| 1960 | 13.67 |
| 1959 | 7.03 |
| 1958 | 4.45 |
| 1957 | 12.74 |
| 1956 | 4.76 |
| 1955 | 6.65 |
| 1954 | 4.73 |
| 1953 | 5.52 |
| 1952 | 7.23 |
| 1951 | 5.30 |
| 1950 | 3.38 |
| 1949 | 6.48 |
| 1948 | 18.99 |
| 1947 | 10.50 |
| 1946 | 9.88 |
| 1945 | 14.48 |
| 1944 | 11.17 |
| 1943 | 7.86 |
| 1942 | 8.76 |
| 1941 | 15.20 |
| 1940 | 11.76 |
| 1939 | 8.22 |
| 1938 | 8.13 |
| 1937 | 5.29 |
| 1934 | 4.13 |
| 1933 | 13.78 |
| 1932 | 4.68 |
| 1931 | 8.15 |
| 1930 | 4.49 |
| 1928 | 13.01 |
| 1927 | 5.39 |
| 1926 | 8.32 |
| 1925 | 5.71 |
| 1924 | 12.17 |
| 1923 | 7.63 |
| 1922 | 6.67 |
| 1921 | 6.84 |
| 1920 | 13.65 |
| 1919 | 18.71 |
| 1918 | 5.77 |
| 1916 | 8.02 |
| 1915 | 7.11 |
| 1913 | 7.47 |
| 1912 | 2.90 |
| 1911 | 8.01 |
| 1910 | 9.04 |
| 1909 | 12.95 |
| 1908 | 4.92 |
| 1907 | 8.50 |
| 1906 | 7.91 |
| 1905 | 13.70 |
| 1904 | 7.56 |
| 1903 | 6.61 |
| 1902 | 8.68 |
| 1896 | 6.89 |
| 1895 | 5.81 |
| 1894 | 10.08 |
| 1893 | 6.79 |
| 1892 | 6.34 |