YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | 0.48 | 0.95 | c | 0.95 | a | 0.27 | 0.00 | 0.00 | 0.77 | 0.00 | ----- | z | 0.27 | 0.39 | 0.98 | ----- | z | |||||||||
1894 | 0.46 | 0.75 | 0.70 | 0.08 | b | 0.31 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1895 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1896 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1897 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1898 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | 0.95 | 0.90 | a | 0.70 | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | 0.30 | 0.67 | ----- | z | |||||||||
1907 | 0.58 | u | 0.35 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | |||
1908 | 1.00 | 0.93 | 0.10 | 0.60 | 0.16 | ----- | z | ----- | z | ----- | z | 0.28 | 0.22 | 0.75 | 0.33 | ----- | z | |||||||||
1909 | 1.00 | 1.00 | 1.00 | ----- | z | ----- | z | ----- | z | 0.00 | 0.25 | 0.00 | ----- | z | ----- | z | 1.00 | ----- | z | |||||||
1910 | 0.00 | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | 0.00 | 0.00 | 0.75 | 0.49 | 0.40 | 0.43 | ----- | z | ||||||||
1911 | 0.78 | 0.51 | 0.41 | 0.32 | 0.00 | ----- | z | ----- | z | 0.00 | 0.84 | 0.57 | ----- | z | 0.80 | ----- | z | |||||||||
1912 | 0.85 | 0.00 | 1.30 | 0.60 | 0.28 | 0.00 | 0.00 | 0.00 | 0.01 | 1.10 | 0.30 | 0.15 | 1.30 | |||||||||||||
1913 | ----- | z | 0.90 | v | 1.60 | 0.15 | 0.30 | 0.42 | 2.00 | 0.32 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.07 | 0.87 | a | ----- | z | |
1915 | 1.15 | r | 1.08 | p | 0.25 | w | 0.40 | o | 1.20 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.44 | y | 2.00 | w | ----- | z |
1916 | 1.25 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.56 | v | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | 1.25 | v | ----- | z | 0.28 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.70 | ----- | z | ----- | z | ----- | z | ----- | z | |
1919 | 0.04 | 0.90 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | 0.22 | ----- | z | ----- | z | 0.86 | 0.06 | 0.00 | 0.00 | ----- | z | ----- | z | 0.00 | 1.30 | 0.51 | ----- | z | ||||||||
1927 | 0.23 | a | 0.84 | 0.35 | 0.24 | 0.22 | 0.00 | 0.17 | 0.00 | 0.00 | 1.58 | 0.17 | 1.28 | 1.58 | a | |||||||||||
1928 | 0.47 | x | 0.85 | 0.41 | 0.18 | 0.31 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.95 | 0.81 | 0.95 | x | |||||||||||
1929 | ----- | z | 0.12 | a | 0.79 | 0.85 | 0.05 | 0.55 | ----- | z | 0.10 | 0.05 | 0.00 | 0.00 | ----- | z | ----- | z | ||||||||
1930 | 0.52 | 0.76 | 1.74 | 0.20 | 0.63 | 0.00 | 0.00 | ----- | z | 0.02 | 0.03 | 1.17 | ----- | z | ----- | z | ||||||||||
1931 | 0.83 | 1.64 | 0.10 | 0.74 | 0.05 | 0.19 | 0.14 | 2.03 | 0.01 | 0.20 | 0.97 | 1.25 | 2.03 | |||||||||||||
1932 | 0.42 | 0.72 | 0.83 | 0.35 | 0.46 | 0.12 | 0.00 | 0.00 | 2.20 | 2.60 | 0.00 | 0.55 | 2.60 | |||||||||||||
1933 | 0.69 | 0.39 | 0.12 | 0.10 | 0.31 | 0.49 | 0.00 | 0.00 | 0.00 | 0.21 | 0.00 | 0.60 | 0.69 | |||||||||||||
1934 | 0.44 | 0.62 | 0.00 | ----- | z | 0.24 | 0.33 | 0.00 | 0.00 | 0.00 | 0.51 | 0.97 | u | 0.68 | ----- | z | ||||||||||
1935 | 1.35 | 0.51 | 0.63 | 0.60 | 0.15 | 0.00 | 0.00 | 0.23 | 0.41 | 0.51 | 0.34 | 0.53 | 1.35 | |||||||||||||
1936 | 0.21 | 0.71 | 0.80 | 0.86 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.34 | 0.08 | 1.04 | ----- | z | ||||||||
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | 1.17 | 1.07 | 0.88 | 0.16 | 0.60 | 0.18 | 0.04 | 0.28 | 0.78 | 2.84 | 0.23 | 0.92 | 2.84 | |||||||||||||
1946 | 0.51 | 0.18 | 0.66 | 0.11 | 0.51 | 0.00 | 0.18 | 0.00 | 0.45 | 0.24 | 1.69 | 0.49 | 1.69 | |||||||||||||
1947 | 1.05 | 0.32 | 0.12 | 0.27 | 0.26 | 0.00 | 0.00 | 0.03 | 0.00 | 0.17 | a | 0.09 | 0.41 | 1.05 | a | |||||||||||
1948 | 0.02 | 0.44 | 0.65 | 0.43 | 0.14 | 0.63 | 0.00 | a | 0.00 | 0.00 | 0.03 | 0.16 | 0.32 | 0.65 | a | |||||||||||
1949 | 0.53 | 0.39 | 0.59 | 0.04 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.13 | 0.57 | 0.62 | 0.62 | |||||||||||||
1950 | 0.43 | 0.63 | 0.65 | a | 0.27 | 0.14 | 0.00 | 0.00 | 0.00 | 0.22 | 0.12 | 0.44 | 0.28 | 0.65 | a | |||||||||||
1951 | 0.52 | 0.31 | 0.26 | 1.77 | 0.43 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 | 0.25 | 1.47 | 1.77 | |||||||||||||
1952 | 1.00 | 0.20 | 1.18 | 0.68 | 0.00 | 0.00 | 0.06 | 0.00 | 0.00 | 0.00 | 1.89 | 1.15 | 1.89 | |||||||||||||
1953 | 0.97 | 0.30 | 0.41 | 0.55 | 0.58 | 0.00 | 0.00 | 0.16 | 0.00 | 0.01 | 0.38 | 0.75 | 0.97 | |||||||||||||
1954 | 1.78 | 0.45 | 0.45 | 0.20 | 0.15 | 0.00 | 0.11 | 0.00 | 0.00 | 0.00 | 0.46 | 0.59 | 1.78 | |||||||||||||
1955 | 0.82 | 0.48 | 0.00 | 0.45 | 0.14 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 1.43 | 1.43 | |||||||||||||
1956 | 1.12 | 0.26 | 0.04 | 0.97 | 0.23 | 0.00 | 0.04 | 0.00 | 0.00 | 0.26 | 0.00 | 0.17 | 1.12 | |||||||||||||
1957 | 0.92 | 0.47 | 0.49 | 0.45 | 0.36 | 0.19 | 0.00 | 0.00 | 0.00 | 0.76 | 0.27 | 0.77 | 0.92 | |||||||||||||
1958 | 0.61 | 1.42 | 0.53 | 0.61 | 0.11 | 0.00 | 0.33 | 0.04 | 0.25 | 0.15 | 0.60 | 0.12 | 1.42 | |||||||||||||
1959 | 0.00 | 0.60 | 0.02 | 0.23 | f | 0.15 | 0.00 | 0.00 | 0.00 | g | 0.32 | 0.00 | 0.00 | 0.48 | 0.60 | m | ||||||||||
1960 | 0.48 | 1.00 | 0.80 | 0.26 | 0.07 | 0.00 | 0.01 | 0.00 | 0.00 | 0.07 | 1.07 | 0.13 | 1.07 | |||||||||||||
1961 | 0.50 | 0.21 | 0.40 | 0.09 | 0.23 | 0.00 | 0.00 | 0.46 | 0.00 | 0.03 | 0.38 | 0.82 | b | 0.82 | b | |||||||||||
1962 | 0.42 | 1.40 | 0.48 | 0.08 | 0.18 | 0.00 | 0.00 | 0.00 | 0.06 | 0.13 | 0.00 | 0.00 | 1.40 | |||||||||||||
1963 | 0.27 | 0.40 | 0.62 | 0.45 | 0.06 | 0.66 | 0.00 | 1.36 | 0.61 | 0.34 | 0.46 | 0.00 | 1.36 | |||||||||||||
1964 | 0.31 | 0.37 | 0.59 | 0.48 | 0.38 | 0.00 | 0.17 | 0.01 | 0.00 | 0.15 | 0.32 | 2.19 | 2.19 | |||||||||||||
1965 | 0.47 | 0.12 | 0.78 | 0.73 | 0.00 | 0.00 | 0.30 | 0.59 | 0.00 | 0.00 | 0.31 | 1.34 | 1.34 | |||||||||||||
1966 | 0.42 | 0.47 | 0.33 | 0.00 | 0.18 | 0.00 | 0.00 | 0.60 | 0.32 | 0.00 | 1.46 | 1.40 | 1.46 | |||||||||||||
1967 | 0.70 | 0.10 | 0.43 | 0.40 | 0.10 | 0.00 | 0.00 | 0.06 | 0.78 | 0.00 | 0.84 | 0.54 | 0.84 | |||||||||||||
1968 | 0.32 | 0.25 | 0.40 | 0.20 | ----- | z | ----- | z | 0.00 | g | 0.00 | 0.00 | 0.32 | 1.09 | 0.60 | ----- | z | |||||||||
1969 | 0.88 | 1.32 | 0.44 | 0.67 | 0.02 | 0.00 | 0.17 | 0.00 | 0.08 | 0.06 | 0.75 | 0.17 | 1.32 | |||||||||||||
1970 | 1.44 | 1.63 | 0.16 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.29 | 0.46 | 3.29 | |||||||||||||
1971 | 0.26 | 0.29 | 0.66 | 0.50 | 0.28 | 0.00 | 0.03 | 0.16 | 0.04 | 0.00 | 0.16 | 0.70 | 0.70 | |||||||||||||
1972 | 0.09 | 0.09 | 0.00 | 0.22 | 0.00 | 0.55 | 0.00 | 0.16 | 0.04 | 0.07 | 0.69 | 1.20 | 1.20 | |||||||||||||
1973 | 0.98 | 0.65 | 0.85 | 0.54 | 0.90 | 0.00 | 0.00 | 0.23 | 0.00 | 0.09 | 0.78 | 0.80 | 0.98 | |||||||||||||
1974 | 0.80 | 0.10 | 0.70 | 1.60 | 0.50 | 0.00 | 0.04 | 0.35 | 0.00 | 1.01 | 0.35 | 0.64 | 1.60 | |||||||||||||
1975 | 0.18 | 0.37 | 0.47 | 0.49 | 0.00 | 0.00 | 0.00 | 0.07 | 0.23 | 0.32 | 0.08 | 0.20 | 0.49 | |||||||||||||
1976 | 0.07 | 0.72 | 0.35 | 0.12 | 0.14 | 0.00 | 0.03 | 0.00 | 1.15 | 0.73 | 0.26 | 0.00 | 1.15 | |||||||||||||
1977 | 1.60 | 0.50 | 0.72 | 0.00 | 1.95 | 0.18 | 0.00 | 1.13 | 0.00 | 0.02 | 0.00 | a | 0.92 | 1.95 | a | |||||||||||
1978 | 0.56 | 3.22 | 1.60 | 0.45 | 0.02 | 0.00 | 0.00 | 0.00 | 0.87 | 0.00 | 0.15 | 0.42 | 3.22 | |||||||||||||
1979 | 0.65 | 0.68 | 0.50 | 0.02 | 0.15 | 0.00 | 0.00 | 0.27 | 0.28 | 0.40 | 0.18 | 0.31 | 0.68 | |||||||||||||
1980 | 0.73 | 1.77 | a | 0.64 | 0.65 | a | 0.26 | 0.00 | 0.43 | 0.00 | 0.07 | 0.15 | 0.01 | 0.51 | 1.77 | b | ||||||||||
1981 | 0.67 | 0.33 | 1.35 | 0.17 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 1.10 | 0.58 | 0.66 | 1.35 | |||||||||||||
1982 | 0.62 | e | 0.25 | 0.75 | 0.82 | ----- | z | 0.06 | 0.00 | 0.42 | 0.23 | 0.56 | 0.94 | 1.97 | ----- | z | ||||||||||
1983 | 1.05 | 0.40 | 3.40 | 0.52 | 0.11 | 0.00 | 0.00 | 1.25 | 0.13 | 0.55 | 0.75 | 1.13 | 3.40 | |||||||||||||
1984 | 0.00 | 0.24 | 0.07 | 0.28 | 0.01 | 0.06 | 0.78 | 0.67 | 0.01 | 0.19 | 0.55 | 1.11 | 1.11 | |||||||||||||
1985 | 0.59 | 0.82 | 0.57 | 0.07 | 0.10 | 0.52 | a | 0.00 | 0.00 | 0.20 | 0.16 | 1.00 | 0.18 | 1.00 | a | |||||||||||
1986 | 1.14 | 0.68 | 1.13 | 0.11 | 0.05 | 0.00 | 0.02 | 0.00 | 0.06 | 0.11 | 0.90 | 0.37 | k | 1.14 | k | |||||||||||
1987 | 0.65 | a | 0.75 | 0.58 | 0.21 | 0.39 | 0.38 | 0.00 | 0.00 | a | 0.26 | 0.18 | 1.61 | 0.87 | a | 1.61 | c | |||||||||
1988 | 0.55 | 0.84 | 0.39 | 0.56 | ----- | z | 0.07 | 0.00 | 0.03 | 0.02 | 0.00 | 0.87 | 0.61 | ----- | z | |||||||||||
1989 | 0.10 | a | 0.54 | a | 0.38 | 0.11 | 0.27 | 0.00 | 0.00 | 0.00 | 0.75 | 0.50 | 0.30 | 0.00 | 0.75 | b | ||||||||||
1990 | 0.67 | a | 0.25 | 0.67 | 0.23 | 0.88 | 0.04 | 0.00 | 0.00 | 0.17 | 0.05 | 0.37 | b | 0.70 | 0.88 | c | ||||||||||
1991 | 0.42 | 1.61 | 0.94 | 0.00 | 0.11 | 0.00 | 0.55 | 0.00 | 0.00 | 0.62 | 0.57 | 1.07 | 1.61 | |||||||||||||
1992 | 0.90 | 1.88 | 0.84 | 0.42 | 0.06 | 0.00 | 0.09 | 0.00 | 0.00 | 0.79 | 0.05 | 1.59 | f | 1.88 | f | |||||||||||
1993 | 1.90 | 1.57 | 0.80 | 0.01 | 0.00 | 0.42 | 0.00 | 0.00 | 0.00 | 0.33 | 0.50 | 1.02 | 1.90 | |||||||||||||
1994 | 0.15 | 0.46 | 0.25 | 0.65 | 0.33 | 0.00 | a | 0.00 | ----- | z | 0.05 | 0.26 | 0.70 | 0.71 | ----- | z | ||||||||||
1995 | 2.17 | 0.46 | 2.78 | 0.50 | 0.28 | 0.14 | 0.05 | 0.60 | 0.00 | 0.00 | 0.05 | 0.38 | 2.78 | |||||||||||||
1996 | 1.30 | b | 0.98 | 0.37 | 0.23 | a | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.70 | 0.73 | 1.05 | 1.30 | c | ||||||||||
1997 | 0.75 | 0.55 | 0.00 | 0.08 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.67 | 0.68 | 0.66 | 0.41 | 0.25 | 0.09 | 0.10 | 0.18 | 0.21 | 0.34 | 0.55 | 0.71 | 1.47 | |||||||||||||
S.D. | 0.46 | 0.54 | 0.57 | 0.34 | 0.30 | 0.18 | 0.29 | 0.38 | 0.40 | 0.52 | 0.56 | 0.45 | 0.71 | |||||||||||||
SKEW | 0.94 | 1.97 | 2.40 | 1.58 | 3.17 | 1.89 | 4.90 | 2.96 | 2.87 | 3.03 | 2.18 | 0.78 | 1.12 | |||||||||||||
MAX | 2.17 | 3.22 | 3.40 | 1.77 | 1.95 | 0.66 | 2.00 | 2.03 | 2.20 | 2.84 | 3.29 | 2.19 | 3.40 | |||||||||||||
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 | 0.49 | |||||||||||||
YRS | 70 | 70 | 71 | 69 | 68 | 66 | 66 | 66 | 70 | 69 | 68 | 67 | 51 |