Precipitation annual maximum series (inches) Station ID: 11-6910 Station name: PONTIAC State: IL Latitude (decimal degrees): 40.8853 Longitude (decimal degrees): 88.6389 Elevation (feet): 650 Duration: 01d 2.66 1903 2.30 1904 2.75 1905 1.83 1906 1.85 1907 1.62 1908 1.95 1909 2.33 1910 3.95 1911 1.58 1912 2.58 1913 2.30 1914 3.80 1915 2.60 1916 2.55 1917 2.42 1918 1.82 1919 1.80 1920 3.21 1921 1.75 1922 3.80 1923 1.65 1924 1.45 1925 3.22 1926 2.90 1927 1.42 1928 2.00 1929 1.55 1930 2.16 1931 2.12 1932 4.25 1933 2.60 1934 2.02 1935 1.90 1936 1.29 1937 1.91 1938 2.05 1939 2.70 1940 2.65 1941 2.55 1942 5.59 1943 2.10 1944 1.51 1945 2.65 1946 1.80 1947 1.40 1948 3.10 1949 4.26 1950 3.86 1951 2.08 1952 3.02 1953 1.45 1954 3.23 1955 1.99 1956 2.96 1957 3.30 1958 1.82 1959 2.28 1960 2.79 1961 4.76 1962 1.70 1963 1.81 1964 3.11 1965 4.15 1966 2.77 1967 3.65 1968 2.22 1969 3.49 1970 2.08 1971 1.90 1972 5.67 1973 1.96 1974 2.12 1975 2.00 1976 2.82 1977 3.05 1978 2.67 1979 1.84 1980 3.63 1981 5.50 1982 2.42 1983 2.19 1984 2.10 1985 2.73 1986 1.56 1987 1.39 1988 2.61 1989 4.42 1990 1.74 1991 1.95 1992 2.67 1993 1.59 1994 2.88 1995 1.79 1996 3.30 1997 3.20 1998 2.30 1999 2.40 2000 Duration: 02d 2.71 1903 2.30 1904 3.65 1905 2.33 1906 1.95 1907 2.01 1908 2.22 1909 3.41 1910 4.25 1911 2.07 1912 3.81 1913 2.30 1914 4.47 1915 2.60 1916 2.91 1917 2.55 1918 2.35 1919 2.40 1920 3.21 1921 1.92 1922 3.98 1923 2.06 1924 1.45 1925 3.37 1926 4.75 1927 2.03 1928 2.67 1929 2.13 1930 2.51 1931 2.82 1932 5.75 1933 2.87 1934 3.06 1935 2.75 1936 1.73 1937 2.22 1938 2.73 1939 2.70 1940 5.05 1941 3.02 1942 6.64 1943 3.94 1944 1.68 1945 3.26 1946 3.07 1947 1.64 1948 3.42 1949 4.56 1950 4.26 1951 2.08 1952 3.35 1953 1.75 1954 3.23 1955 2.24 1956 4.84 1957 5.25 1958 2.77 1959 2.28 1960 3.77 1961 4.76 1962 2.07 1963 2.66 1964 3.35 1965 4.15 1966 2.77 1967 5.00 1968 2.70 1969 3.61 1970 2.43 1971 2.10 1972 5.67 1973 2.29 1974 2.60 1975 2.09 1976 2.82 1977 3.23 1978 3.27 1979 3.65 1980 3.63 1981 6.21 1982 4.30 1983 2.19 1984 2.43 1985 3.34 1986 1.89 1987 1.48 1988 2.62 1989 4.93 1990 2.82 1991 1.98 1992 2.73 1993 2.52 1994 3.06 1995 2.69 1996 3.41 1997 4.47 1998 3.55 1999 2.43 2000 Duration: 04d 4.04 1903 2.96 1904 3.94 1905 2.33 1906 2.54 1907 2.56 1908 2.27 1909 3.51 1910 4.42 1911 2.32 1912 3.81 1913 2.31 1914 5.47 1915 2.60 1916 2.91 1917 3.10 1918 2.65 1919 4.10 1920 3.58 1921 2.23 1922 4.58 1923 3.13 1924 1.48 1925 4.23 1926 5.89 1927 2.18 1928 3.07 1929 2.83 1930 2.51 1931 2.82 1932 5.75 1933 3.04 1934 3.97 1935 2.80 1936 1.80 1937 2.67 1938 3.02 1939 2.70 1940 5.96 1941 3.98 1942 6.64 1943 4.21 1944 2.71 1945 3.34 1946 3.37 1947 2.43 1948 3.51 1949 5.41 1950 5.04 1951 2.67 1952 3.62 1953 2.09 1954 3.23 1955 2.61 1956 4.84 1957 5.77 1958 3.20 1959 2.56 1960 5.90 1961 6.29 1962 2.10 1963 2.92 1964 3.96 1965 4.53 1966 3.21 1967 5.16 1968 3.94 1969 4.28 1970 2.43 1971 2.25 1972 7.52 1973 2.98 1974 2.60 1975 2.64 1976 3.32 1977 4.23 1978 3.81 1979 4.50 1980 3.63 1981 7.04 1982 5.10 1983 4.06 1984 3.01 1985 4.28 1986 2.22 1987 1.68 1988 4.02 1989 4.93 1990 3.13 1991 3.51 1992 2.91 1993 2.72 1994 3.48 1995 3.06 1996 3.60 1997 4.47 1998 4.71 1999 2.67 2000 Duration: 07d 4.04 1903 3.25 1904 4.27 1905 2.33 1906 3.04 1907 3.42 1908 2.89 1909 3.51 1910 6.50 1911 3.20 1912 4.87 1913 3.36 1914 7.21 1915 3.00 1916 4.03 1917 3.20 1918 3.14 1919 4.86 1920 4.48 1921 2.54 1922 4.81 1923 4.19 1924 2.19 1925 4.72 1926 7.39 1927 2.85 1928 3.32 1929 3.84 1930 2.51 1931 2.87 1932 6.48 1933 4.06 1934 4.09 1935 3.59 1936 2.30 1937 3.15 1938 3.08 1939 3.26 1940 7.88 1941 4.35 1942 6.86 1943 4.33 1944 4.20 1945 4.48 1946 3.37 1947 2.70 1948 4.19 1949 5.44 1950 5.10 1951 3.41 1952 5.26 1953 3.51 1954 4.11 1955 2.66 1956 5.17 1957 6.14 1958 3.60 1959 3.92 1960 5.90 1961 6.78 1962 3.35 1963 2.96 1964 4.56 1965 6.33 1966 3.41 1967 6.73 1968 4.10 1969 4.63 1970 3.28 1971 3.35 1972 7.52 1973 3.43 1974 2.71 1975 3.60 1976 3.94 1977 4.88 1978 4.78 1979 6.17 1980 4.44 1981 7.09 1982 5.16 1983 4.88 1984 4.08 1985 5.42 1986 3.03 1987 2.61 1988 4.32 1989 5.45 1990 3.66 1991 3.51 1992 3.88 1993 3.45 1994 4.94 1995 4.20 1996 5.16 1997 5.34 1998 4.71 1999 2.97 2000 Duration: 10d 4.79 1903 4.88 1904 4.56 1905 2.57 1906 3.87 1907 4.77 1908 3.25 1909 4.06 1910 6.61 1911 3.43 1912 5.92 1913 4.06 1914 7.37 1915 3.53 1916 4.46 1917 5.04 1918 3.56 1919 5.19 1920 4.85 1921 2.98 1922 5.61 1923 4.24 1924 2.57 1925 6.29 1926 7.53 1927 3.00 1928 4.34 1929 4.16 1930 3.43 1931 3.27 1932 7.08 1933 4.07 1934 5.36 1935 3.66 1936 2.84 1937 3.73 1938 3.60 1939 3.30 1940 8.80 1941 4.39 1942 7.16 1943 5.13 1944 5.40 1945 6.77 1946 3.55 1947 3.22 1948 5.20 1949 5.46 1950 5.18 1951 4.82 1952 5.31 1953 3.87 1954 4.65 1955 2.71 1956 5.85 1957 6.64 1958 5.01 1959 4.45 1960 5.90 1961 7.35 1962 3.45 1963 3.38 1964 6.28 1965 6.37 1966 4.20 1967 7.33 1968 4.22 1969 5.55 1970 3.71 1971 4.33 1972 7.69 1973 3.97 1974 3.56 1975 3.95 1976 5.36 1977 5.11 1978 4.78 1979 7.22 1980 4.81 1981 8.02 1982 5.16 1983 5.90 1984 5.03 1985 6.79 1986 3.08 1987 2.64 1988 6.67 1989 5.53 1990 4.38 1991 3.98 1992 4.35 1993 3.63 1994 5.60 1995 4.96 1996 5.62 1997 6.13 1998 5.31 1999 3.18 2000 Duration: 20d 5.56 1903 5.79 1904 5.82 1905 3.57 1906 5.17 1907 7.04 1908 5.35 1909 5.34 1910 9.14 1911 5.86 1912 7.31 1913 4.92 1914 7.98 1915 5.82 1916 5.62 1917 5.95 1918 4.25 1919 6.28 1920 6.41 1921 5.47 1922 6.08 1923 5.57 1924 2.90 1925 7.46 1926 8.29 1927 4.28 1928 6.01 1929 4.47 1930 4.33 1931 4.45 1932 7.72 1933 4.84 1934 6.63 1935 6.70 1936 5.05 1937 5.51 1938 5.71 1939 4.58 1940 10.57 1941 5.25 1942 8.96 1943 8.56 1944 7.33 1945 7.23 1946 5.58 1947 4.22 1948 6.60 1949 5.96 1950 8.56 1951 7.45 1952 7.31 1953 5.13 1954 4.76 1955 3.92 1956 6.95 1957 8.33 1958 8.23 1959 6.61 1960 10.67 1961 8.19 1962 4.75 1963 4.33 1964 6.97 1965 8.35 1966 6.03 1967 9.03 1968 5.36 1969 8.37 1970 5.07 1971 5.66 1972 10.53 1973 6.39 1974 3.99 1975 6.01 1976 7.07 1977 5.76 1978 5.81 1979 8.78 1980 7.05 1981 9.60 1982 6.17 1983 6.13 1984 7.93 1985 10.15 1986 4.11 1987 3.58 1988 10.46 1989 6.07 1990 4.74 1991 6.67 1992 7.26 1993 5.89 1994 9.53 1995 6.77 1996 6.25 1997 7.73 1998 5.96 1999 4.77 2000 Duration: 30d 6.44 1903 6.49 1904 7.65 1905 4.05 1906 6.46 1907 9.18 1908 5.96 1909 6.84 1910 11.95 1911 7.85 1912 7.87 1913 6.11 1914 10.59 1915 7.80 1916 6.69 1917 6.32 1918 5.72 1919 8.19 1920 7.89 1921 7.30 1922 6.27 1923 6.76 1924 4.11 1925 10.95 1926 8.44 1927 5.06 1928 7.57 1929 5.14 1930 5.52 1931 4.73 1932 9.69 1933 6.98 1934 7.58 1935 7.82 1936 5.73 1937 6.99 1938 7.95 1939 5.01 1940 11.58 1941 6.61 1942 12.94 1943 10.20 1944 7.95 1945 10.07 1946 6.69 1947 4.57 1948 8.66 1949 8.62 1950 9.86 1951 8.14 1952 8.27 1953 6.55 1954 5.02 1955 4.89 1956 10.09 1957 8.90 1958 8.32 1959 7.72 1960 12.27 1961 9.76 1962 5.79 1963 5.82 1964 9.11 1965 10.14 1966 7.07 1967 9.57 1968 6.97 1969 9.14 1970 5.69 1971 6.49 1972 12.68 1973 7.53 1974 5.43 1975 6.38 1976 9.72 1977 6.71 1978 8.26 1979 10.17 1980 10.61 1981 10.78 1982 7.26 1983 7.31 1984 9.13 1985 10.91 1986 5.56 1987 4.75 1988 11.57 1989 8.12 1990 7.51 1991 8.63 1992 10.39 1993 6.81 1994 10.63 1995 8.32 1996 6.78 1997 10.74 1998 7.22 1999 6.23 2000 Duration: 45d 8.31 1903 8.58 1904 9.00 1905 5.18 1906 8.96 1907 12.41 1908 7.13 1909 8.19 1910 13.16 1911 9.32 1912 9.28 1913 6.50 1914 12.87 1915 10.27 1916 7.99 1917 8.48 1918 6.84 1919 9.56 1920 8.82 1921 9.24 1922 7.04 1923 8.96 1924 5.36 1925 14.51 1926 10.61 1927 6.53 1928 8.47 1929 5.90 1930 6.91 1931 6.49 1932 11.94 1933 8.03 1934 9.17 1935 11.03 1936 7.47 1937 9.48 1938 10.13 1939 6.76 1940 14.49 1941 7.89 1942 14.59 1943 13.47 1944 8.90 1945 10.81 1946 9.80 1947 6.22 1948 10.53 1949 11.62 1950 11.36 1951 10.84 1952 9.53 1953 7.83 1954 8.40 1955 6.09 1956 12.26 1957 16.04 1958 9.63 1959 9.34 1960 12.49 1961 12.07 1962 7.00 1963 6.81 1964 10.36 1965 12.47 1966 9.49 1967 13.27 1968 8.32 1969 11.88 1970 6.84 1971 9.88 1972 14.54 1973 11.16 1974 7.07 1975 7.79 1976 13.32 1977 8.99 1978 9.47 1979 11.44 1980 12.35 1981 13.03 1982 9.48 1983 8.87 1984 10.88 1985 12.62 1986 7.38 1987 5.97 1988 11.97 1989 11.28 1990 8.77 1991 10.04 1992 12.37 1993 8.59 1994 12.23 1995 10.29 1996 8.73 1997 13.13 1998 10.09 1999 8.79 2000 Duration: 60d 11.20 1903 9.81 1904 10.55 1905 6.57 1906 10.61 1907 13.55 1908 10.34 1909 9.63 1910 14.49 1911 10.75 1912 12.53 1913 6.89 1914 16.20 1915 11.48 1916 9.40 1917 11.34 1918 8.40 1919 11.71 1920 10.43 1921 10.40 1922 8.50 1923 10.89 1924 6.34 1925 17.12 1926 13.40 1927 6.85 1928 10.50 1929 7.21 1930 9.88 1931 7.70 1932 14.44 1933 10.15 1934 12.42 1935 11.60 1936 9.98 1937 11.05 1938 12.42 1939 7.50 1940 15.70 1941 10.12 1942 16.03 1943 15.78 1944 11.44 1945 13.49 1946 12.39 1947 8.20 1948 11.90 1949 12.28 1950 13.10 1951 12.17 1952 10.94 1953 9.51 1954 8.89 1955 7.92 1956 13.77 1957 16.80 1958 10.62 1959 11.74 1960 13.74 1961 12.33 1962 8.42 1963 7.39 1964 12.06 1965 14.50 1966 10.09 1967 14.05 1968 9.59 1969 15.60 1970 7.53 1971 11.75 1972 16.19 1973 13.14 1974 9.52 1975 8.73 1976 17.41 1977 9.46 1978 11.73 1979 13.48 1980 13.86 1981 14.61 1982 11.02 1983 10.33 1984 12.91 1985 14.71 1986 8.32 1987 7.03 1988 14.89 1989 12.41 1990 10.41 1991 10.86 1992 14.67 1993 9.50 1994 15.09 1995 11.78 1996 9.56 1997 13.86 1998 13.56 1999 10.29 2000