YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1895 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.27 | w | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1896 | 0.46 | 0.05 | 0.39 | 0.00 | 0.00 | 0.00 | 4.25 | 1.77 | 1.18 | 1.02 | 0.64 | 0.00 | 9.76 | |||||||||||||
1897 | 3.67 | 0.47 | 0.53 | 0.00 | 0.01 | 0.00 | 0.59 | 1.77 | 3.67 | 0.15 | 0.00 | 0.17 | 11.03 | |||||||||||||
1898 | 1.63 | 0.00 | 0.03 | 0.18 | 0.01 | 0.08 | 0.24 | 1.03 | 0.04 | 0.00 | 1.01 | 1.70 | 5.95 | |||||||||||||
1899 | 1.28 | 0.10 | 0.00 | 0.00 | 0.00 | 0.75 | 0.87 | 0.89 | 0.37 | 0.30 | 0.55 | 0.08 | 5.19 | |||||||||||||
1900 | 0.11 | 0.04 | 0.22 | 1.12 | 0.12 | 0.00 | 1.70 | 0.01 | 0.12 | 0.22 | 1.73 | 0.00 | 5.39 | |||||||||||||
1901 | 0.43 | 1.46 | 0.33 | 0.00 | 0.10 | 0.00 | 0.35 | 1.73 | 0.00 | 0.46 | 0.01 | 0.00 | 4.87 | |||||||||||||
1902 | 0.79 | 0.10 | 0.46 | 0.00 | 0.00 | 0.12 | 0.32 | 0.56 | 1.46 | 0.00 | 2.01 | 1.06 | 6.88 | |||||||||||||
1903 | 0.00 | 0.64 | 0.42 | 0.45 | 0.00 | 0.18 | 0.70 | 0.70 | 3.16 | 0.22 | 0.00 | 0.14 | 6.61 | |||||||||||||
1904 | 0.11 | 0.26 | 0.12 | 0.00 | 0.00 | 0.00 | 1.89 | 1.61 | 1.23 | 0.00 | 0.00 | 0.35 | 5.57 | |||||||||||||
1905 | 3.31 | 4.64 | 2.38 | 2.59 | 0.04 | 0.15 | 0.28 | 0.92 | 1.23 | 0.00 | 3.61 | 0.58 | 19.73 | |||||||||||||
1906 | 0.35 | 0.99 | 0.67 | 0.48 | 0.00 | 0.00 | 0.20 | 2.07 | 0.00 | 0.00 | 1.20 | 2.59 | 8.55 | |||||||||||||
1907 | 1.15 | 0.26 | 0.93 | 0.35 | 0.27 | 0.00 | 2.18 | 0.80 | 0.02 | 2.00 | 0.21 | 0.00 | 8.17 | |||||||||||||
1908 | 0.35 | 1.87 | 0.41 | 0.90 | 0.03 | 0.00 | 2.98 | 0.81 | 0.51 | 0.60 | 0.36 | 1.94 | 10.76 | |||||||||||||
1909 | 0.09 | 0.68 | 0.67 | 0.07 | 0.00 | 0.00 | 1.00 | 1.94 | 0.42 | 0.00 | 0.28 | 1.02 | 6.17 | |||||||||||||
1910 | 0.50 | 0.00 | 0.61 | 0.29 | 0.00 | 0.00 | 0.65 | 0.14 | 0.00 | 0.18 | 1.61 | 0.34 | 4.32 | |||||||||||||
1911 | 1.14 | 0.66 | 0.64 | 0.02 | 0.00 | 0.00 | 6.47 | 1.68 | 1.16 | 2.16 | 0.00 | 0.11 | 14.04 | |||||||||||||
1912 | 0.00 | 0.00 | 1.96 | 0.52 | 0.58 | 0.01 | 1.29 | 0.72 | 0.14 | 0.82 | 0.00 | 0.83 | 6.87 | |||||||||||||
1913 | 0.38 | 1.93 | 0.07 | 0.51 | 0.00 | 0.00 | 0.94 | 0.32 | 0.13 | 0.01 | 0.83 | 0.27 | 5.39 | |||||||||||||
1914 | 0.30 | 0.71 | 0.92 | 0.10 | 0.00 | 0.05 | 0.21 | 0.30 | 0.00 | 2.30 | 1.00 | 3.09 | 8.98 | |||||||||||||
1915 | 1.79 | 1.21 | 0.33 | 0.88 | 0.17 | b | 0.48 | 1.12 | 0.25 | 0.10 | 0.00 | 0.54 | 2.54 | 9.41 | ||||||||||||
1916 | 2.34 | 0.13 | 0.37 | 0.15 | 0.00 | 0.00 | 0.77 | 0.30 | 1.66 | 0.65 | 0.00 | 0.39 | 6.76 | |||||||||||||
1917 | 2.20 | 0.95 | 0.15 | 1.22 | 0.45 | 0.00 | 3.97 | 0.11 | 0.55 | 0.00 | 0.00 | 0.00 | 9.60 | |||||||||||||
1918 | 1.14 | 0.45 | 0.93 | 0.02 | 0.00 | 0.08 | 1.02 | 3.47 | 0.39 | 0.52 | 1.92 | 1.16 | 11.10 | |||||||||||||
1919 | 0.22 | 0.75 | 0.97 | 0.17 | 0.06 | 0.00 | 1.05 | 2.40 | 1.93 | 0.25 | 2.38 | 0.13 | 10.31 | |||||||||||||
1920 | 1.42 | 1.46 | 1.35 | 0.00 | 0.42 | 0.00 | 0.25 | 0.75 | 0.10 | 0.46 | 0.00 | 0.00 | 6.21 | |||||||||||||
1921 | 0.13 | 0.11 | 0.03 | 0.02 | 0.17 | 0.04 | 0.38 | 1.62 | 0.33 | 0.11 | 0.04 | 0.87 | 3.85 | |||||||||||||
1922 | 1.29 | 0.32 | 0.99 | 0.24 | 0.26 | 0.00 | 0.74 | 0.58 | 0.13 | 0.00 | 1.04 | 0.28 | 5.87 | |||||||||||||
1923 | 0.28 | 0.46 | 1.08 | 0.05 | 0.08 | 0.00 | 0.77 | 0.65 | 0.97 | a | 0.22 | 2.84 | 2.23 | 9.63 | ||||||||||||
1924 | 0.00 | 0.00 | 0.99 | 0.22 | 0.01 | 0.00 | 0.09 | 0.14 | 0.12 | 0.30 | 0.00 | 1.16 | 3.03 | |||||||||||||
1925 | 0.03 | 0.02 | 0.33 | 0.51 | 0.03 | 0.21 | 0.03 | 0.61 | 0.95 | 0.92 | 0.12 | 0.40 | 4.16 | |||||||||||||
1926 | 1.00 | 0.10 | 1.63 | 3.36 | 0.18 | 0.00 | 1.31 | 0.11 | 3.52 | 0.07 | 0.01 | 2.68 | 13.97 | |||||||||||||
1927 | 0.01 | 1.06 | 0.24 | 0.35 | 0.17 | 0.13 | 0.24 | 0.69 | 0.83 | 0.57 | 0.14 | 1.30 | 5.73 | |||||||||||||
1928 | 0.00 | 1.33 | 0.13 | 0.00 | 0.03 | 0.00 | 0.11 | 1.47 | 0.44 | 1.51 | 0.16 | 1.01 | 6.19 | |||||||||||||
1929 | 0.92 | 0.28 | 0.13 | 0.43 | 0.01 | 0.00 | 0.79 | 2.09 | 0.19 | 0.09 | 0.11 | 0.00 | 5.04 | |||||||||||||
1930 | 1.69 | 0.19 | 1.77 | 0.20 | 1.31 | 0.16 | 0.68 | 0.59 | 0.51 | 0.16 | 0.51 | 0.00 | 7.77 | |||||||||||||
1931 | 0.02 | 3.71 | 0.07 | 0.40 | 0.00 | 0.02 | 0.02 | 1.70 | 0.23 | 0.22 | 3.18 | 0.75 | 10.32 | |||||||||||||
1932 | 0.10 | 2.12 | 0.05 | 0.05 | 0.00 | 0.23 | 0.11 | 0.10 | 0.34 | 1.73 | 0.00 | 1.84 | 6.67 | |||||||||||||
1933 | 2.31 | 0.15 | 0.00 | 1.11 | 0.00 | 0.23 | 0.30 | 0.38 | 1.62 | 0.38 | 0.62 | 0.00 | 7.10 | |||||||||||||
1934 | 0.40 | 0.99 | 0.10 | 0.07 | 0.10 | 0.03 | 0.11 | 1.07 | 0.66 | 0.00 | 0.63 | 1.71 | 5.87 | |||||||||||||
1935 | 0.95 | 3.18 | 1.39 | 0.09 | 0.14 | 0.00 | 0.93 | 1.27 | 1.30 | 0.13 | 0.56 | 0.39 | 10.33 | |||||||||||||
1936 | 0.80 | 1.01 | 0.50 | 0.14 | 0.00 | 0.00 | 2.49 | 0.32 | 0.43 | 0.13 | 0.35 | 2.12 | 8.29 | |||||||||||||
1937 | 0.83 | 0.76 | 1.58 | 0.00 | 0.08 | 0.00 | 0.49 | 0.05 | 1.17 | 0.00 | 0.00 | 0.41 | 5.37 | |||||||||||||
1938 | 0.52 | 1.55 | 0.89 | 0.00 | 0.00 | 0.28 | 0.25 | 0.97 | 0.00 | 0.00 | 0.00 | 1.14 | 5.60 | |||||||||||||
1939 | 0.18 | 0.89 | 0.15 | 0.17 | 0.00 | 0.00 | 0.71 | 1.18 | 5.41 | 0.02 | 0.75 | 0.00 | 9.46 | |||||||||||||
1940 | 0.04 | 0.61 | 0.00 | 0.09 | 0.01 | 0.00 | 0.66 | 0.48 | 1.43 | 1.30 | 0.11 | 3.75 | 8.48 | |||||||||||||
1941 | 1.04 | 1.78 | 4.82 | 2.12 | 0.76 | 0.00 | 1.39 | 0.85 | 1.79 | 0.50 | 1.26 | 1.36 | 17.67 | |||||||||||||
1942 | 0.35 | 0.24 | 0.28 | 0.76 | 0.00 | 0.00 | 1.24 | 1.10 | 0.21 | 0.43 | 0.01 | 0.36 | 4.98 | |||||||||||||
1943 | 0.73 | 0.07 | 0.73 | 0.14 | 0.00 | 0.01 | 0.25 | 4.92 | 0.97 | 0.17 | 0.00 | 1.89 | 9.88 | |||||||||||||
1944 | 0.47 | 2.10 | 0.95 | 0.50 | 0.80 | 0.00 | 0.70 | 0.09 | 0.07 | 0.36 | 1.13 | 1.09 | 8.26 | |||||||||||||
1945 | 1.01 | 0.12 | 0.82 | 0.00 | 0.00 | 0.00 | 0.93 | 0.41 | 0.00 | 0.69 | 0.00 | 0.31 | 4.29 | |||||||||||||
1946 | 1.18 | 0.11 | 0.02 | 0.04 | 0.00 | 0.00 | 2.56 | 2.01 | 2.88 | 0.05 | 0.58 | 0.45 | 9.88 | |||||||||||||
1947 | 0.03 | 0.10 | 0.00 | 0.00 | 0.38 | 0.00 | 0.13 | 1.21 | 0.39 | 0.06 | 0.60 | 0.32 | 3.22 | |||||||||||||
1948 | 0.00 | 1.09 | 0.16 | 0.00 | 0.00 | 0.11 | 0.79 | 0.25 | 0.00 | 0.96 | 0.00 | 0.58 | 3.94 | |||||||||||||
1949 | 1.61 | 0.08 | 0.38 | 0.18 | 0.17 | 0.14 | 0.36 | 0.41 | 0.89 | 0.80 | 0.30 | 0.92 | 6.24 | |||||||||||||
1950 | 0.32 | 1.00 | 0.25 | 0.00 | 0.00 | 0.10 | 0.93 | 0.45 | 0.87 | 0.00 | 0.03 | 0.01 | 3.96 | |||||||||||||
1951 | 1.56 | 0.12 | 0.20 | 1.58 | 0.21 | 0.00 | 1.30 | 5.33 | 0.33 | 0.80 | 0.84 | 0.55 | 12.82 | |||||||||||||
1952 | 0.43 | 0.36 | 1.87 | 2.25 | 0.00 | 0.11 | 1.46 | 1.41 | 0.06 | 0.00 | 2.60 | 0.51 | 11.06 | |||||||||||||
1953 | 0.22 | 0.45 | 0.62 | 0.02 | 0.11 | 0.00 | 0.74 | 0.53 | 0.00 | 0.00 | 0.04 | 0.12 | 2.85 | |||||||||||||
1954 | 0.95 | 0.58 | 1.18 | 0.00 | 0.10 | 0.12 | 0.98 | 0.31 | 0.27 | 0.12 | 0.00 | 0.05 | 4.66 | |||||||||||||
1955 | 2.66 | 0.13 | 0.00 | 0.00 | 0.01 | 0.52 | 4.83 | 2.65 | 0.05 | 0.10 | 0.10 | 0.03 | 11.08 | |||||||||||||
1956 | 0.53 | 0.61 | 0.00 | 0.00 | 0.00 | 0.00 | 0.64 | 1.42 | 0.07 | 0.06 | 0.00 | 0.00 | 3.33 | |||||||||||||
1957 | 2.12 | 0.28 | a | 0.70 | 0.14 | 0.25 | 0.28 | 0.57 | 0.95 | 0.00 | 2.24 | 0.00 | 0.09 | 7.62 | ||||||||||||
1958 | 0.02 | 1.20 | 1.85 | 0.94 | 0.02 | 0.00 | 0.32 | 1.54 | 2.34 | 0.53 | 0.14 | 0.00 | 8.90 | |||||||||||||
1959 | 0.24 | 0.89 | 0.00 | 0.06 | 0.00 | 0.00 | 0.20 | 1.39 | 0.02 | 2.64 | 0.39 | 2.00 | 7.83 | |||||||||||||
1960 | 1.06 | 0.00 | 0.70 | 0.00 | 0.00 | 0.00 | 0.45 | 1.03 | 0.36 | 1.25 | 0.00 | 0.09 | 4.94 | |||||||||||||
1961 | 0.39 | 0.01 | 0.63 | 0.00 | 0.00 | 0.00 | 0.22 | 2.56 | 0.50 | 0.08 | 0.07 | 1.32 | 5.78 | |||||||||||||
1962 | 1.49 | 1.09 | 0.54 | 0.00 | 0.00 | 0.10 | 0.08 | 0.39 | 0.45 | 0.00 | 0.04 | 0.53 | 4.71 | |||||||||||||
1963 | 0.59 | 1.05 | 0.24 | 0.50 | 0.00 | 0.00 | 0.00 | 2.29 | 0.22 | 1.46 | 0.91 | 0.00 | 7.26 | |||||||||||||
1964 | 0.15 | 0.00 | 0.55 | 0.15 | 0.02 | 0.00 | 0.46 | 1.69 | 2.08 | 0.17 | 0.48 | 0.93 | 6.68 | |||||||||||||
1965 | 1.54 | 1.20 | 1.36 | 1.62 | 0.15 | 1.20 | 0.50 | 0.24 | 0.78 | 0.25 | 1.00 | 3.70 | 13.54 | |||||||||||||
1966 | 0.49 | 1.08 | 0.36 | 0.00 | 0.00 | 0.02 | 0.11 | 0.96 | 2.94 | 0.32 | 0.45 | 0.37 | 7.10 | |||||||||||||
1967 | 0.00 | 0.00 | 0.63 | 0.07 | 0.01 | 0.52 | 1.06 | 1.17 | 0.13 | 0.24 | 1.85 | 4.11 | 9.79 | |||||||||||||
1968 | 0.16 | 1.04 | 1.42 | 0.00 | 0.00 | 0.00 | 0.92 | 1.28 | q | ----- | z | ----- | z | ----- | z | ----- | z | 3.54 | e | |||||||
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.25 | l | 4.25 | 0.87 | 1.44 | 6.56 | i | |||
1973 | 0.13 | 1.40 | 1.92 | 0.01 | 0.76 | 0.05 | 0.06 | 0.41 | 0.00 | 0.00 | 1.46 | 0.00 | 6.20 | |||||||||||||
1974 | 0.56 | 0.01 | 1.23 | 0.02 | 0.00 | 0.00 | 0.35 | 2.11 | 1.93 | 2.14 | 0.52 | 0.67 | 9.54 | |||||||||||||
1975 | 0.06 | 0.41 | 0.52 | 0.39 | 0.00 | 0.00 | 0.14 | 0.00 | 0.70 | 0.42 | 0.55 | 1.32 | 4.51 | |||||||||||||
1976 | 0.00 | 0.63 | 0.37 | 0.98 | 0.94 | 0.00 | 0.86 | 0.12 | 1.16 | 0.75 | 0.34 | 0.77 | 6.92 | |||||||||||||
1977 | 0.72 | 0.05 | 0.15 | 0.06 | 0.56 | 0.12 | 0.00 | 0.15 | 0.45 | 0.42 | 0.01 | 0.53 | 3.22 | |||||||||||||
1978 | 2.62 | 2.45 | 2.42 | 0.19 | 0.02 | 0.13 | 0.64 | 0.14 | 0.00 | 0.41 | 1.65 | 2.50 | 13.17 | |||||||||||||
1979 | 2.27 | 0.09 | 1.88 | 0.00 | 0.55 | 0.00 | 0.05 | 2.07 | 0.04 | 0.01 | 0.22 | 0.12 | 7.30 | |||||||||||||
1980 | 1.74 | 1.81 | 1.10 | 0.28 | 0.37 | 0.00 | 0.32 | 0.02 | 0.07 | 0.06 | 0.00 | 0.06 | 5.83 | |||||||||||||
1981 | 0.81 | 1.01 | 1.30 | 0.18 | 0.34 | 0.00 | 1.17 | 0.95 | 0.09 | 0.69 | 0.94 | 0.00 | 7.48 | |||||||||||||
1982 | 0.86 | 0.80 | 1.45 | 0.00 | 0.42 | 0.00 | 0.62 | 3.02 | 0.13 | ----- | z | 0.30 | s | 2.28 | c | 9.58 | b | |||||||||
1983 | 0.71 | c | 1.31 | 3.11 | 0.13 | y | ----- | z | 0.00 | 0.40 | 2.07 | 2.06 | 0.61 | 0.94 | 1.16 | 12.37 | b | |||||||||
1984 | 0.35 | a | 0.00 | 0.00 | 1.25 | 0.00 | h | 0.11 | 4.90 | 0.82 | 2.66 | 0.23 | 0.90 | 3.21 | 14.43 | a | ||||||||||
1985 | 0.93 | 0.34 | ----- | z | 0.16 | 0.00 | 0.00 | 1.09 | 0.14 | 1.04 | 0.40 | 1.68 | 1.11 | 6.89 | a | |||||||||||
1986 | 0.07 | 0.95 | 2.06 | 0.00 | 0.04 | 0.01 | 0.85 | 0.71 | 0.41 | a | 0.36 | 0.05 | 1.85 | 7.36 | ||||||||||||
1987 | 0.68 | 2.10 | 0.23 | 0.04 | 0.11 | 0.01 | 0.75 | 0.47 | 0.47 | 0.77 | 0.85 | 1.48 | 7.96 | |||||||||||||
1988 | 0.87 | 0.24 | 0.19 | 0.96 | 0.00 | 0.01 | 1.35 | 0.87 | 0.00 | 2.28 | 0.25 | 0.00 | 7.02 | |||||||||||||
1989 | 2.35 | 0.00 | 0.99 | 0.00 | 0.00 | 0.00 | 0.06 | 1.82 | 0.61 | 0.50 | 0.12 | 0.17 | 6.62 | |||||||||||||
1990 | ----- | z | 0.56 | 0.26 | 0.00 | 0.11 | 0.05 | 1.84 | 2.67 | 1.10 | 0.00 | 0.00 | 0.52 | 7.11 | a | |||||||||||
1991 | 0.68 | 0.66 | 2.09 | 0.00 | 0.00 | 0.00 | 0.13 | 0.01 | 0.72 | 1.14 | 1.88 | 2.71 | 10.02 | |||||||||||||
1992 | 1.67 | 1.10 | 2.11 | 0.24 | 0.36 | 0.07 | 3.94 | 1.11 | 0.02 | 0.22 | 0.00 | 2.95 | 13.79 | |||||||||||||
1993 | 4.31 | a | 2.39 | 1.34 | 0.00 | 0.00 | 0.01 | 0.00 | 1.54 | 0.07 | 2.31 | 3.11 | 0.00 | 15.08 | ||||||||||||
1994 | 0.15 | 0.69 | 1.94 | 0.09 | 0.49 | 0.00 | 0.25 | 0.00 | 0.48 | d | 0.00 | 0.00 | 0.87 | 4.96 | ||||||||||||
1995 | 0.84 | ----- | z | ----- | z | 0.25 | 0.14 | 0.00 | 0.00 | ----- | z | ----- | z | 0.00 | 1.66 | 0.00 | 2.89 | d | ||||||||
1996 | 0.09 | 1.04 | 0.42 | 0.00 | 0.00 | 0.00 | 1.58 | 0.01 | ----- | z | ----- | z | 0.18 | 0.02 | 3.34 | b | ||||||||||
1997 | 0.18 | b | 0.67 | 0.00 | 0.31 | 0.00 | 0.00 | 0.00 | 1.17 | 1.03 | 0.31 | 0.11 | 0.00 | 3.78 | ||||||||||||
1998 | 0.35 | 3.09 | 2.39 | 0.30 | 0.00 | 0.00 | ----- | z | 0.08 | 0.89 | 0.78 | ----- | z | ----- | z | 7.88 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.84 | 0.81 | 0.81 | 0.35 | 0.13 | 0.07 | 0.94 | 1.06 | 0.78 | 0.55 | 0.64 | 0.90 | 7.70 | |||||||||||||
S.D. | 0.87 | 0.86 | 0.82 | 0.60 | 0.24 | 0.17 | 1.16 | 0.98 | 0.98 | 0.75 | 0.82 | 1.01 | 3.29 | |||||||||||||
SKEW | 1.57 | 1.82 | 1.75 | 2.74 | 2.47 | 4.17 | 2.55 | 1.73 | 2.08 | 2.22 | 1.64 | 1.26 | 1.12 | |||||||||||||
MAX | 4.31 | 4.64 | 4.82 | 3.36 | 1.31 | 1.20 | 6.47 | 5.33 | 5.41 | 4.25 | 3.61 | 4.11 | 19.73 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 2.85 | |||||||||||||
YRS | 98 | 98 | 97 | 98 | 97 | 99 | 98 | 97 | 96 | 97 | 97 | 98 | 90 |