YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1898 | 0.57 | a | 0.50 | 1.06 | a | 1.10 | 2.79 | 0.33 | 1.27 | 0.62 | 0.37 | 0.20 | 0.43 | a | 0.24 | 9.48 | ||||||||||
1899 | 0.46 | 0.93 | 1.77 | m | 0.41 | 0.10 | 1.49 | 0.57 | 1.36 | 0.28 | 2.63 | 0.24 | 1.06 | 9.53 | a | |||||||||||
1900 | 0.36 | 0.27 | 0.17 | 2.16 | 0.76 | 0.40 | 0.00 | 0.42 | 2.72 | 1.40 | 1.01 | 0.00 | 9.67 | |||||||||||||
1901 | 0.79 | 0.59 | a | 1.18 | 0.60 | 1.26 | 0.43 | 0.20 | 1.42 | 0.48 | 0.74 | 0.35 | 0.17 | 8.21 | ||||||||||||
1902 | 0.48 | 0.94 | 0.42 | a | 0.68 | 1.30 | 0.19 | 0.98 | 1.05 | 1.00 | 0.40 | 1.01 | 1.15 | 9.60 | ||||||||||||
1903 | 0.30 | 1.08 | 1.67 | 1.03 | 0.54 | 0.16 | 0.05 | 0.05 | 1.53 | 0.17 | 0.00 | ----- | z | 6.58 | a | |||||||||||
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1905 | 1.52 | ----- | z | 1.54 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.06 | j | ||
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.16 | n | 1.08 | 0.70 | 1.78 | j | ||
1911 | 0.44 | 1.57 | 1.72 | x | 0.36 | 0.00 | 0.70 | 1.06 | 1.06 | 2.70 | 2.97 | 0.28 | 0.15 | 11.29 | a | |||||||||||
1912 | 0.39 | 0.27 | 4.85 | 0.85 | 0.68 | 0.46 | 1.42 | ----- | z | 0.37 | 1.85 | 0.53 | 0.39 | 12.06 | a | |||||||||||
1913 | 0.81 | 1.38 | 0.05 | 0.52 | 0.14 | 0.78 | 0.95 | ----- | z | 0.97 | 0.38 | 2.08 | 1.81 | 9.87 | a | |||||||||||
1914 | 2.00 | 0.85 | 0.00 | 1.64 | 2.80 | 1.71 | 1.99 | ----- | z | 0.49 | 2.71 | 0.18 | 0.97 | 15.34 | a | |||||||||||
1915 | 0.76 | 1.16 | 0.25 | 2.58 | 2.19 | 1.13 | 0.47 | ----- | z | 1.34 | 0.00 | 1.13 | 1.45 | 12.46 | a | |||||||||||
1916 | 1.43 | 0.86 | 0.45 | 0.64 | 1.00 | 0.00 | 0.62 | 1.88 | s | 1.02 | 3.87 | 0.42 | 0.57 | 10.88 | a | |||||||||||
1917 | 0.73 | a | 0.24 | 0.24 | 3.28 | 2.88 | 0.01 | 0.26 | 0.55 | 1.13 | 0.09 | 0.25 | 0.22 | 9.88 | ||||||||||||
1918 | 1.90 | q | 0.98 | 1.67 | ----- | z | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.65 | i | |||
1919 | ----- | z | ----- | z | ----- | z | 0.98 | 1.62 | ----- | z | 0.52 | 0.75 | ----- | z | 1.10 | ----- | z | 0.27 | a | 5.24 | f | |||||
1920 | 0.21 | 1.21 | 0.96 | 0.96 | 2.16 | 0.45 | 0.00 | 0.75 | 1.09 | ----- | z | ----- | z | ----- | z | 7.79 | c | |||||||||
1921 | ----- | z | 0.78 | y | 0.50 | y | ----- | z | 1.45 | y | 2.57 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.11 | 0.00 | 0.45 | 0.94 | 1.50 | h | ||||
1923 | 0.18 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.52 | 0.75 | 1.13 | 0.99 | 0.51 | 0.37 | 4.45 | e | |||||||
1924 | 0.85 | 0.30 | 2.60 | 0.64 | ----- | z | 0.11 | 0.60 | 0.63 | ----- | z | 1.73 | 0.11 | 1.38 | 8.95 | b | ||||||||||
1925 | 0.18 | 0.29 | 0.85 | 0.37 | 0.92 | 0.58 | 0.78 | 3.15 | 2.13 | 1.84 | 0.45 | 0.27 | 11.81 | |||||||||||||
1926 | 0.21 | 0.99 | a | 1.03 | 2.38 | s | 2.39 | 1.66 | 0.80 | 0.40 | 0.50 | 1.90 | a | 0.80 | 0.94 | 11.62 | a | |||||||||
1927 | 0.86 | 2.11 | a | 1.72 | 0.69 | 0.58 | 3.21 | 1.37 | 2.46 | 2.96 | 1.53 | 0.84 | 0.44 | 18.77 | ||||||||||||
1928 | 0.11 | 0.10 | 1.17 | a | 0.65 | 1.86 | 0.61 | 1.76 | 1.10 | 0.32 | 2.62 | 1.34 | a | ----- | z | 11.64 | a | |||||||||
1929 | 1.23 | y | 0.84 | 0.62 | 1.31 | 1.84 | 0.23 | 1.48 | w | 0.81 | 3.90 | o | 0.66 | 0.28 | a | 0.03 | 6.62 | c | ||||||||
1930 | 2.97 | 0.67 | a | 0.20 | 1.09 | 2.26 | a | 0.27 | 1.28 | 1.61 | 1.28 | 0.35 | 0.71 | 0.15 | 12.84 | |||||||||||
1931 | 0.15 | 1.11 | v | 0.53 | 1.65 | 0.44 | 0.83 | 1.00 | 0.44 | 1.90 | 1.66 | 1.87 | 0.85 | 11.32 | a | |||||||||||
1932 | 0.48 | 0.69 | a | 0.24 | 1.70 | 0.30 | 0.28 | 1.83 | 1.44 | 0.54 | 1.09 | 0.12 | 0.83 | 9.54 | ||||||||||||
1933 | 0.59 | 0.33 | 0.57 | 1.13 | 0.46 | 0.34 | 0.90 | 1.88 | 2.10 | 0.00 | 0.50 | 0.40 | 9.20 | |||||||||||||
1934 | 0.48 | 2.04 | 0.00 | 1.11 | 1.96 | 0.79 | 0.27 | 0.75 | 1.35 | 0.00 | 0.76 | 0.72 | 10.23 | |||||||||||||
1935 | 1.11 | 0.75 | 0.21 | 1.66 | 1.45 | 0.00 | 0.52 | 1.13 | 1.34 | 0.45 | 0.06 | 0.57 | 9.25 | |||||||||||||
1936 | 0.52 | 1.84 | 0.59 | a | 0.34 | 0.10 | 0.79 | 1.52 | 1.48 | 0.64 | 1.45 | 0.23 | 1.17 | 10.67 | ||||||||||||
1937 | 0.55 | 0.90 | 1.59 | 0.58 | 0.65 | 0.24 | 1.37 | 0.94 | 1.07 | 0.94 | 0.40 | 2.51 | 11.74 | |||||||||||||
1938 | 0.67 | 1.07 | 2.67 | 1.23 | 1.10 | 1.84 | 0.35 | 0.50 | 2.03 | 1.05 | 0.27 | 1.14 | 13.92 | |||||||||||||
1939 | 1.45 | 0.51 | 1.01 | 0.32 | 0.22 | 0.19 | 0.56 | 1.52 | 2.15 | 0.66 | 0.18 | 0.20 | 8.97 | |||||||||||||
1940 | 1.37 | 2.26 | 0.75 | 2.08 | 0.05 | 0.13 | 0.63 | 1.29 | 3.26 | 1.74 | 0.78 | 1.61 | u | 14.34 | a | |||||||||||
1941 | 1.55 | 0.94 | 1.65 | a | 1.97 | 1.11 | 1.18 | 0.88 | 0.77 | 2.88 | 3.69 | 0.59 | 0.84 | 18.05 | ||||||||||||
1942 | 0.85 | 2.20 | a | 1.71 | 1.89 | 0.00 | 0.00 | 0.20 | 1.15 | 0.63 | 0.88 | 0.23 | 0.07 | 9.81 | ||||||||||||
1943 | 1.23 | 0.70 | 1.49 | 0.28 | 2.72 | 0.26 | 0.60 | 3.57 | 0.29 | 0.84 | 0.43 | 0.76 | 13.17 | |||||||||||||
1944 | 1.89 | 0.87 | 1.23 | 3.16 | 0.47 | 1.26 | 0.84 | 0.26 | 0.07 | 0.46 | 1.26 | 0.85 | 12.62 | |||||||||||||
1945 | 0.58 | 1.03 | 0.65 | 1.09 | 1.18 | 0.44 | 0.92 | 1.07 | 0.07 | 0.83 | 0.25 | 1.28 | 9.39 | |||||||||||||
1946 | 0.32 | 0.21 | ----- | z | 0.93 | 1.64 | 0.43 | 2.17 | 1.78 | t | 0.54 | 1.08 | 1.25 | 0.60 | 9.17 | b | ||||||||||
1947 | 0.52 | 0.48 | 0.72 | a | 0.54 | 0.95 | 3.20 | 0.77 | 2.47 | 0.75 | 2.13 | 0.35 | 0.95 | 13.83 | ||||||||||||
1948 | 0.95 | 1.67 | 1.23 | 0.78 | 0.13 | 1.99 | 1.00 | 1.55 | 0.67 | 0.85 | 0.63 | 1.21 | 12.66 | |||||||||||||
1949 | 1.27 | 0.16 | 1.07 | 0.84 | 1.14 | 1.22 | 0.74 | 0.63 | 0.86 | 0.90 | 0.60 | 0.60 | 10.03 | |||||||||||||
1950 | 0.89 | 1.08 | 0.79 | 0.50 | 0.14 | 0.08 | 1.36 | 0.09 | 1.22 | 0.00 | 0.35 | 0.83 | 7.33 | |||||||||||||
1951 | 0.86 | 1.23 | 0.13 | 0.97 | 0.52 | 0.55 | 0.55 | 1.73 | 0.44 | 1.09 | 0.73 | 1.29 | 10.09 | |||||||||||||
1952 | 1.99 | 0.41 | 1.43 | 1.05 | 0.54 | 0.25 | 1.07 | 2.28 | 0.74 | 0.00 | 0.88 | 0.55 | 11.19 | |||||||||||||
1953 | 0.89 | 0.31 | 1.24 | 1.56 | 1.27 | 0.19 | 0.76 | 1.81 | 0.05 | 2.22 | 1.29 | 0.44 | 12.03 | |||||||||||||
1954 | 0.28 | 0.36 | 0.68 | 0.74 | 0.72 | 0.26 | 0.87 | 0.97 | 1.85 | 1.24 | 1.72 | 0.37 | 10.06 | |||||||||||||
1955 | 0.55 | 1.71 | 0.19 | 0.58 | 1.54 | 0.44 | 1.73 | 0.95 | 0.49 | 0.35 | 0.79 | 1.15 | 10.47 | |||||||||||||
1956 | 1.66 | 0.51 | 0.80 | 0.63 | 0.07 | 0.74 | 1.07 | 0.60 | 0.10 | 0.92 | 0.60 | 0.88 | 8.58 | |||||||||||||
1957 | 2.39 | 0.92 | 0.50 | 2.07 | 3.15 | 1.22 | 1.80 | 2.41 | 0.09 | 3.65 | 1.23 | 1.02 | 20.45 | |||||||||||||
1958 | 0.60 | 1.47 | 1.68 | 0.59 | 0.38 | 1.95 | 0.69 | 0.94 | 1.28 | 0.65 | 0.80 | 0.28 | 11.31 | |||||||||||||
1959 | 0.49 | 1.27 | 0.60 | 0.79 | 0.51 | 0.53 | 0.22 | 1.86 | 1.44 | 1.87 | 0.34 | 1.47 | 11.39 | |||||||||||||
1960 | 0.63 | 1.13 | 1.35 | 0.82 | 0.48 | 0.44 | 0.02 | 1.48 | 0.40 | b | 1.41 | 0.52 | 0.55 | 9.23 | ||||||||||||
1961 | 0.07 | 0.31 | 1.80 | 1.04 | 1.06 | 0.09 | 0.19 | 1.09 | 3.40 | 1.59 | 0.65 | 0.95 | 12.24 | |||||||||||||
1962 | 0.68 | 1.95 | 0.73 | 1.37 | 0.69 | 0.58 | 1.31 | 0.17 | 1.59 | 1.12 | 0.79 | 0.88 | 11.86 | |||||||||||||
1963 | 1.28 | 0.70 | 1.16 | 0.50 | 0.48 | 0.35 | 1.01 | 1.23 | 0.93 | 1.63 | 0.86 | 0.32 | 10.45 | |||||||||||||
1964 | 0.31 | 0.21 | 1.22 | 1.75 | 1.98 | 0.70 | 0.31 | 2.91 | 0.97 | 0.00 | 1.25 | 1.49 | 13.10 | |||||||||||||
1965 | 1.04 | 0.82 | 1.10 | 1.40 | 1.52 | 1.16 | 1.58 | 2.00 | 2.71 | 0.77 | 2.47 | 1.32 | 17.89 | |||||||||||||
1966 | 0.31 | 0.67 | 0.14 | 0.79 | 1.32 | 0.41 | 0.39 | 0.53 | 0.36 | 0.55 | 1.02 | 2.47 | 8.96 | |||||||||||||
1967 | 0.55 | 0.14 | 0.50 | 0.31 | 1.08 | 1.04 | 1.21 | 1.74 | 1.53 | 0.00 | 0.35 | 1.67 | 10.12 | |||||||||||||
1968 | 0.21 | 1.99 | 0.59 | 0.54 | 0.98 | 0.04 | 2.28 | 1.48 | 0.07 | 0.87 | 1.04 | 0.90 | 10.99 | |||||||||||||
1969 | 1.88 | 0.83 | 0.64 | 0.16 | 0.52 | 2.99 | 0.73 | 0.98 | 1.18 | 2.94 | 0.50 | 0.63 | 13.98 | |||||||||||||
1970 | 0.45 | 0.05 | 1.92 | 0.99 | 0.06 | 2.04 | 0.47 | 0.87 | 4.18 | 1.58 | 0.93 | 0.87 | 14.41 | |||||||||||||
1971 | 0.53 | 0.78 | 0.11 | 1.42 | 1.23 | 0.00 | 0.52 | 1.69 | 1.23 | 2.45 | 1.10 | 1.67 | 12.73 | |||||||||||||
1972 | 0.01 | 0.00 | 0.08 | 0.24 | 0.32 | 0.36 | 0.17 | 0.46 | 2.09 | 4.92 | 1.17 | 1.31 | 11.13 | |||||||||||||
1973 | 1.07 | 0.30 | 1.09 | 0.43 | 1.60 | 2.35 | 1.50 | 1.19 | ----- | z | 0.49 | 0.55 | 0.88 | 11.45 | a | |||||||||||
1974 | 2.07 | 0.27 | 0.43 | 1.05 | 0.00 | 0.03 | 0.72 | 0.54 | 0.60 | 1.32 | 0.86 | 0.71 | 8.60 | |||||||||||||
1975 | 0.79 | 0.92 | 1.54 | 0.53 | 1.12 | 0.56 | 0.77 | 0.07 | 0.29 | 0.45 | 0.53 | 0.32 | 7.89 | |||||||||||||
1976 | 0.31 | 1.34 | 0.68 | 0.58 | 1.91 | 0.23 | 0.49 | 0.75 | 0.89 | 0.21 | 0.07 | 0.05 | 7.51 | |||||||||||||
1977 | 0.56 | 0.18 | 0.16 | 0.48 | 0.89 | 0.25 | 1.14 | 1.64 | 0.71 | 0.81 | 0.44 | 0.24 | 7.50 | |||||||||||||
1978 | 2.23 | 1.77 | 2.94 | 1.46 | 1.13 | 0.53 | 0.25 | 0.53 | 0.16 | 0.72 | 1.31 | 2.47 | 15.50 | |||||||||||||
1979 | 1.30 | 0.73 | 1.61 | 0.49 | 1.41 | 0.73 | 0.75 | 0.45 | 0.03 | 0.45 | 1.09 | 0.38 | 9.42 | |||||||||||||
1980 | 1.54 | 2.50 | 1.62 | 0.64 | 3.05 | 0.17 | 1.10 | 1.11 | 0.65 | 1.69 | 1.04 | 0.56 | 15.67 | |||||||||||||
1981 | 0.19 | 0.62 | 1.06 | 0.38 | 1.30 | 0.45 | 1.72 | 2.25 | 0.75 | 3.98 | 0.68 | 0.54 | 13.92 | |||||||||||||
1982 | 1.38 | 0.55 | a | 2.34 | ----- | z | 1.02 | 0.26 | ----- | z | 2.06 | a | 2.99 | 1.78 | 1.73 | 0.92 | 15.03 | b | ||||||||
1983 | 0.63 | a | 1.01 | 3.09 | 0.79 | a | 2.19 | 2.45 | 1.39 | 1.35 | 0.39 | 0.81 | 2.60 | 3.26 | 19.96 | |||||||||||
1984 | 1.60 | 0.28 | a | 1.18 | 0.75 | 0.98 | 2.46 | 0.91 | 1.46 | 0.90 | 3.43 | 0.73 | 0.93 | 15.61 | ||||||||||||
1985 | 0.89 | 0.33 | 3.17 | 2.79 | 1.14 | 0.11 | 0.87 | 0.05 | 2.85 | 1.93 | 2.57 | 1.59 | 18.29 | |||||||||||||
1986 | 0.30 | 0.94 | 1.39 | 1.81 | 2.19 | 0.23 | 0.93 | 0.92 | 4.03 | 2.41 | 2.72 | 0.83 | 18.70 | |||||||||||||
1987 | 0.95 | 1.88 | 1.28 | 0.44 | 1.57 | 0.40 | 0.28 | 1.39 | 0.33 | 1.51 | 1.50 | 1.99 | 13.52 | |||||||||||||
1988 | 1.64 | 0.39 | 0.38 | 1.34 | a | 0.97 | 0.57 | 0.84 | 2.16 | 2.90 | 0.06 | 1.68 | 0.92 | 13.85 | ||||||||||||
1989 | 1.01 | 0.80 | 0.91 | 0.29 | 0.10 | 0.71 | 2.52 | 2.05 | 0.68 | 1.38 | 0.05 | 0.08 | a | 10.58 | ||||||||||||
1990 | 0.67 | 0.50 | 1.71 | 2.39 | 0.28 | 0.25 | 1.23 | 0.73 | 0.66 | 1.99 | 1.49 | 0.71 | 12.61 | |||||||||||||
1991 | 1.52 | 0.59 | 1.92 | 0.78 | 0.08 | 0.49 | 1.54 | 0.56 | 1.12 | 1.51 | 2.40 | 1.40 | 13.91 | |||||||||||||
1992 | 0.61 | 1.18 | 2.47 | 0.77 | 2.03 | 0.18 | 0.81 | 1.34 | 0.37 | g | 1.66 | 2.19 | 1.11 | 14.35 | a | |||||||||||
1993 | 3.65 | 2.06 | 1.54 | 0.97 | 2.14 | 0.27 | 0.10 | 1.74 | 0.77 | 1.89 | 1.02 | 0.70 | 16.85 | |||||||||||||
1994 | 0.73 | 1.44 | 0.68 | 1.94 | 0.76 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 5.55 | g | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.90 | 0.90 | 1.11 | 1.04 | 1.10 | 0.72 | 0.89 | 1.20 | 1.18 | 1.32 | 0.86 | 0.87 | 12.05 | |||||||||||||
S.D. | 0.67 | 0.60 | 0.85 | 0.68 | 0.82 | 0.76 | 0.55 | 0.73 | 0.99 | 1.05 | 0.64 | 0.61 | 3.23 | |||||||||||||
SKEW | 1.46 | 0.75 | 1.45 | 1.29 | 0.62 | 1.69 | 0.64 | 0.80 | 1.15 | 1.06 | 1.17 | 1.28 | 0.86 | |||||||||||||
MAX | 3.65 | 2.50 | 4.85 | 3.28 | 3.15 | 3.21 | 2.52 | 3.57 | 4.18 | 4.92 | 2.72 | 3.26 | 20.45 | |||||||||||||
MIN | 0.01 | 0.00 | 0.00 | 0.16 | 0.00 | 0.00 | 0.00 | 0.05 | 0.03 | 0.00 | 0.00 | 0.00 | 7.33 | |||||||||||||
YRS | 86 | 85 | 84 | 84 | 86 | 84 | 84 | 80 | 82 | 86 | 86 | 84 | 65 |