YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.23 | 2.79 | 0.87 | 3.89 | i | |||
1910 | 1.05 | 1.28 | 0.32 | 0.26 | 0.23 | 0.73 | 0.23 | 0.00 | 1.24 | 0.30 | 3.40 | ----- | z | 9.04 | a | |||||||||||
1911 | 1.15 | 0.44 | 0.15 | 0.61 | 0.56 | 1.40 | 0.11 | 0.05 | 2.04 | 0.52 | 0.52 | 0.16 | 7.71 | |||||||||||||
1912 | 1.18 | 0.22 | 0.76 | a | 1.34 | 1.45 | 1.43 | 0.63 | 0.64 | 0.27 | 0.24 | 0.54 | 1.09 | 9.79 | ||||||||||||
1913 | 1.17 | 0.07 | 0.17 | 0.69 | a | 0.84 | 2.43 | 0.89 | 0.85 | 0.03 | 0.11 | 1.36 | 1.20 | 9.81 | ||||||||||||
1914 | 2.32 | 0.36 | 0.09 | 0.67 | 1.70 | 0.27 | 1.48 | 0.37 | 0.94 | 1.07 | ----- | z | 0.00 | o | 9.27 | b | ||||||||||
1915 | 0.31 | 1.41 | 0.49 | 0.49 | 0.93 | 0.07 | 2.46 | 0.03 | 0.00 | a | 0.10 | 1.31 | 0.62 | 8.22 | ||||||||||||
1916 | 2.48 | 1.11 | 0.65 | 0.90 | 0.56 | 2.15 | 0.89 | 1.09 | 0.19 | 0.06 | 0.45 | 0.90 | 11.43 | |||||||||||||
1917 | 0.12 | 1.53 | 0.27 | 0.26 | 0.55 | 0.06 | 0.07 | 0.00 | 0.44 | 0.00 | 0.43 | 0.72 | 4.45 | |||||||||||||
1918 | 0.76 | ----- | z | 0.47 | 0.09 | 0.16 | 0.02 | 0.31 | 0.72 | 1.92 | 1.28 | 0.77 | 0.26 | 6.76 | a | |||||||||||
1919 | 0.46 | 1.47 | 0.18 | 0.49 | 0.00 | 0.91 | 0.10 | 0.00 | 0.63 | 0.35 | a | 0.49 | 2.15 | 7.23 | ||||||||||||
1920 | 0.13 | 0.50 | 1.18 | 0.95 | 0.00 | 0.56 | 0.75 | 0.41 | 0.33 | 0.52 | 0.96 | 0.89 | 7.18 | |||||||||||||
1921 | 1.30 | a | 1.77 | 0.76 | 0.33 | 2.12 | 0.44 | 0.13 | 0.00 | 0.60 | 0.20 | 1.55 | 1.84 | 11.04 | ||||||||||||
1922 | 0.51 | 2.41 | 0.63 | 0.42 | 0.95 | 1.29 | 0.07 | 0.78 | 0.02 | 1.23 | 1.56 | 1.71 | 11.58 | |||||||||||||
1923 | 1.34 | 0.85 | 0.11 | 1.18 | 1.08 | 0.92 | 1.08 | 0.27 | 0.55 | 0.77 | 0.08 | 1.63 | 9.86 | |||||||||||||
1924 | ----- | z | 0.45 | 0.27 | 0.09 | 0.08 | 0.27 | 0.16 | 0.38 | 0.64 | 1.70 | 1.40 | s | 1.52 | 5.56 | b | ||||||||||
1925 | 0.63 | 0.91 | 0.34 | 1.77 | 2.58 | 1.00 | 0.49 | 0.13 | 0.92 | 0.59 | 0.64 | 0.60 | 10.60 | |||||||||||||
1926 | 0.53 | 1.10 | 0.05 | 0.78 | 0.27 | 0.07 | 0.38 | 0.08 | 0.04 | 0.77 | 4.34 | m | 1.51 | 5.58 | a | |||||||||||
1927 | 0.88 | 2.69 | m | 1.65 | t | 1.04 | 0.50 | 0.61 | 0.20 | 0.54 | 0.73 | s | 0.71 | 0.65 | q | 0.86 | 5.34 | d | ||||||||
1928 | 0.82 | w | 0.52 | u | 2.43 | r | 0.66 | 0.21 | 1.72 | 0.47 | 0.10 | 0.14 | 0.23 | 0.49 | a | 0.84 | 4.86 | c | ||||||||
1929 | 0.39 | 0.27 | 0.36 | w | 0.96 | p | 0.03 | 0.90 | 0.00 | 0.00 | 0.01 | 0.56 | 0.02 | 3.09 | 5.27 | b | ||||||||||
1930 | 2.90 | 0.53 | 0.65 | 0.70 | 0.39 | 0.17 | 0.00 | 0.58 | 1.46 | 0.14 | ----- | z | 0.05 | 7.57 | a | |||||||||||
1931 | 0.16 | 0.09 | 0.98 | 0.26 | 1.18 | 1.14 | 0.00 | 0.00 | 0.50 | 0.99 | 0.43 | 1.25 | 6.98 | |||||||||||||
1932 | 0.94 | 0.28 | 0.47 | 1.83 | 1.43 | 0.38 | 0.03 | 0.00 | ----- | z | 0.07 | 0.99 | 0.40 | 6.82 | a | |||||||||||
1933 | 0.78 | 0.42 | 0.88 | 0.32 | a | 0.35 | 1.26 | 0.34 | 0.12 | 0.39 | 0.55 | 0.08 | 1.11 | a | 6.60 | |||||||||||
1934 | 1.09 | 0.44 | 0.58 | 0.83 | 0.41 | 0.98 | 0.00 | 0.50 | 0.14 | 1.11 | 0.86 | 1.27 | 8.21 | |||||||||||||
1935 | 0.62 | 0.35 | 0.50 | 1.41 | 0.67 | 0.34 | 0.34 | 0.09 | 0.10 | ----- | z | 0.24 | 1.02 | 5.68 | a | |||||||||||
1936 | 3.00 | 0.76 | 0.28 | 1.12 | 0.97 | 0.91 | 0.22 | 0.51 | 0.41 | 0.00 | 0.11 | ----- | z | 8.29 | a | |||||||||||
1937 | ----- | z | 0.56 | 1.07 | 1.34 | 0.09 | 2.31 | 0.74 | 0.00 | 0.42 | 0.85 | 1.46 | 2.19 | 11.03 | a | |||||||||||
1938 | 1.89 | 2.51 | 2.12 | 0.36 | 0.06 | 0.10 | 0.44 | 0.00 | 0.62 | 0.57 | 0.82 | 0.52 | 10.01 | |||||||||||||
1939 | 0.64 | 0.85 | a | 0.50 | 0.12 | 0.32 | w | 0.05 | ----- | z | 0.00 | 0.46 | 0.44 | 0.00 | 2.95 | 6.01 | b | |||||||||
1940 | 1.68 | 2.49 | 2.01 | 0.78 | 0.65 | 0.56 | ----- | z | 0.00 | 1.93 | 0.54 | 0.41 | 1.43 | 12.48 | a | |||||||||||
1941 | 1.57 | 0.94 | 0.20 | 0.44 | 0.48 | 1.22 | 1.10 | 2.03 | 0.48 | 1.50 | 1.82 | 1.94 | 13.72 | |||||||||||||
1942 | 1.28 | v | 1.27 | 0.07 | 0.45 | 2.15 | 0.72 | 0.00 | 0.00 | 0.16 | 0.00 | 3.85 | 2.29 | 10.96 | a | |||||||||||
1943 | ----- | z | 0.82 | 0.17 | 1.60 | s | 0.28 | 0.74 | 0.42 | 0.08 | 0.00 | 2.07 | 0.70 | 0.18 | 5.46 | b | ||||||||||
1944 | 0.25 | 0.65 | 0.39 | 0.28 | 0.48 | 3.23 | 2.31 | 0.00 | 0.29 | 1.02 | 1.08 | u | 0.96 | 9.86 | a | |||||||||||
1945 | 0.43 | a | 1.10 | 0.23 | ----- | z | 3.98 | m | 0.30 | 0.15 | 0.29 | 0.05 | 0.70 | 1.98 | 3.39 | v | 5.23 | c | ||||||||
1946 | 1.72 | a | 0.17 | 0.91 | 0.08 | 1.68 | 0.50 | 0.42 | 0.46 | 0.73 | 0.74 | 1.58 | ----- | z | 8.99 | a | ||||||||||
1947 | ----- | z | ----- | z | 0.63 | 0.22 | 1.15 | 1.06 | t | 0.25 | 0.40 | 0.27 | 1.15 | 0.15 | 0.47 | 4.69 | c | |||||||||
1948 | 1.77 | 1.27 | 0.78 | 0.63 | 1.38 | 1.67 | ----- | z | 0.15 | 0.53 | 0.43 | 1.63 | 1.32 | 11.56 | a | |||||||||||
1949 | 0.23 | 1.41 | 0.38 | j | 0.10 | ----- | z | 0.00 | c | 0.02 | 0.00 | 0.13 | 0.07 | 0.88 | 0.70 | 3.54 | b | |||||||||
1950 | 1.68 | 0.52 | 1.33 | 0.09 | 0.29 | 2.87 | 0.05 | 0.00 | 0.00 | d | 3.10 | f | 1.36 | 2.18 | 10.37 | a | ||||||||||
1951 | 1.87 | ----- | z | ----- | z | 0.00 | e | 1.21 | 0.05 | 0.47 | 0.20 | 0.08 | 1.34 | 1.23 | 2.52 | g | 6.45 | c | ||||||||
1952 | 1.63 | g | 1.89 | 0.46 | 0.37 | 0.92 | 2.00 | 0.04 | 0.00 | a | 0.37 | 0.04 | 0.25 | 2.84 | 9.18 | a | ||||||||||
1953 | 3.16 | 1.36 | 0.92 | 0.40 | 2.01 | 0.92 | 0.00 | 0.80 | ----- | z | ----- | z | ----- | z | ----- | z | 9.57 | d | ||||||||
1954 | ----- | z | 0.33 | 0.73 | 0.52 | 0.66 | 1.06 | 0.00 | 0.15 | 0.42 | 0.15 | 0.23 | a | 0.65 | 4.90 | a | ||||||||||
1955 | 0.35 | 0.21 | 0.33 | 0.77 | 0.23 | 0.04 | 0.04 | 0.00 | 0.53 | 0.33 | 2.04 | 6.51 | 11.38 | |||||||||||||
1956 | 3.86 | 0.92 | 0.16 | 1.35 | 3.62 | 0.87 | 1.73 | 0.00 | 0.55 | 2.04 | 0.03 | 4.25 | 19.38 | |||||||||||||
1957 | 1.25 | 1.07 | 2.00 | a | 0.77 | 1.33 | 0.01 | c | 0.12 | 0.12 | ----- | z | ----- | z | ----- | z | ----- | z | 6.67 | d | ||||||
1958 | ----- | z | ----- | z | ----- | z | 0.48 | 1.13 | 1.84 | 0.16 | 0.08 | 0.16 | 0.00 | 1.08 | 0.70 | 5.63 | c | |||||||||
1959 | 1.21 | 1.22 | 0.40 | 0.41 | 0.44 | 0.04 | 0.00 | 1.61 | 0.35 | 0.49 | 0.27 | 0.38 | 6.82 | |||||||||||||
1960 | 0.94 | 1.27 | 1.33 | 0.84 | 0.63 | 0.05 | 0.36 | 0.04 | 0.98 | 0.20 | 1.04 | r | 0.15 | b | 6.79 | a | ||||||||||
1961 | 0.20 | 1.24 | 1.19 | 0.02 | 1.99 | 1.04 | 0.02 | 0.10 | 0.00 | x | 0.26 | ----- | z | ----- | z | 6.06 | c | |||||||||
1962 | ----- | z | ----- | z | 0.52 | 0.35 | 1.18 | 0.00 | 0.43 | 0.29 | 0.65 | 3.59 | 1.41 | 1.17 | 9.59 | b | ||||||||||
1963 | 0.83 | 2.18 | 0.83 | 1.02 | 1.47 | a | 0.77 | 0.79 | 0.38 | 0.65 | a | 0.63 | 1.42 | 0.58 | 11.55 | |||||||||||
1964 | 2.00 | 0.04 | 1.08 | 0.13 | 0.10 | 1.35 | ----- | z | 0.25 | 0.09 | 0.13 | 1.11 | 10.14 | 16.42 | a | |||||||||||
1965 | 2.02 | 0.00 | 0.00 | 0.93 | 0.74 | 0.76 | 1.18 | 2.32 | 0.00 | 0.38 | 1.52 | 1.30 | 11.15 | |||||||||||||
1966 | 2.61 | c | 0.34 | 0.64 | 0.03 | 0.00 | 0.68 | 0.53 | 0.46 | 0.26 | 0.30 | 1.81 | 1.22 | 8.88 | ||||||||||||
1967 | 2.06 | 0.18 | 0.85 | 1.15 | 0.35 | 1.49 | 0.00 | 0.00 | 0.00 | 1.59 | 0.68 | a | 0.66 | 9.01 | ||||||||||||
1968 | 1.21 | 0.93 | 0.32 | 0.10 | ----- | z | 0.10 | 0.00 | 1.07 | 0.10 | 0.69 | 1.93 | 1.34 | 7.79 | a | |||||||||||
1969 | 2.55 | 0.19 | 0.32 | 0.29 | 0.73 | 3.03 | 0.06 | 0.00 | 0.36 | 0.88 | 0.67 | 2.08 | 11.16 | |||||||||||||
1970 | 3.78 | 0.54 | 1.27 | 0.23 | 0.37 | 0.58 | 0.00 | 0.00 | 0.20 | 0.77 | a | 4.00 | a | 0.86 | n | 11.74 | a | |||||||||
1971 | 3.27 | 0.38 | 1.89 | 0.34 | 0.68 | 1.11 | 0.47 | 0.10 | 0.32 | 0.37 | 1.53 | 2.30 | 12.76 | |||||||||||||
1972 | 1.99 | 1.01 | 2.25 | 0.77 | 0.65 | 0.21 | 0.19 | 0.15 | 0.19 | 1.74 | 0.54 | f | 1.00 | 10.15 | a | |||||||||||
1973 | 1.11 | 0.81 | 0.42 | 0.33 | 0.41 | ----- | z | ----- | z | ----- | z | 0.50 | 1.28 | 4.38 | 0.72 | 9.96 | c | |||||||||
1974 | 3.02 | 0.79 | 1.94 | 0.37 | 0.70 | 1.25 | 0.48 | d | 0.65 | 0.00 | 0.36 | 0.65 | 1.34 | 11.55 | ||||||||||||
1975 | 1.39 | e | 1.90 | 2.10 | 0.96 | 0.00 | 0.66 | 1.42 | a | 0.68 | 0.08 | 1.55 | 0.79 | 1.55 | 13.08 | |||||||||||
1976 | 1.03 | 2.17 | 0.66 | 0.22 | 0.12 | 0.16 | t | 0.12 | 2.75 | 0.22 | 0.37 | 0.00 | 0.07 | 7.73 | a | |||||||||||
1977 | 0.17 | b | 0.56 | 0.68 | 0.00 | 2.33 | 1.49 | 0.25 | 0.59 | g | 1.07 | 0.57 | 2.79 | 3.16 | b | 13.07 | a | |||||||||
1978 | 2.28 | ----- | z | 0.97 | 0.90 | 0.57 | 0.86 | 0.10 | 0.70 | 0.50 | 0.00 | 0.64 | 0.50 | 8.02 | a | |||||||||||
1979 | 1.96 | a | 1.27 | 1.64 | 0.63 | 0.90 | ----- | z | 0.00 | ----- | z | ----- | z | 1.78 | 1.57 | 0.48 | 10.23 | c | ||||||||
1980 | 3.20 | 0.90 | 0.59 | 0.59 | 0.60 | 2.33 | ----- | z | 0.00 | 1.07 | 0.53 | 0.48 | 2.47 | 12.76 | a | |||||||||||
1981 | 1.22 | j | 1.19 | 0.68 | 0.62 | 1.31 | ----- | z | 0.00 | 0.41 | 0.49 | 0.31 | 3.51 | 5.39 | 13.91 | b | ||||||||||
1982 | 0.83 | 2.36 | b | 1.70 | r | 0.85 | 0.35 | 2.86 | 0.99 | 0.15 | 0.45 | 0.47 | 1.47 | a | 2.25 | b | 13.03 | a | ||||||||
1983 | 2.18 | b | 2.25 | 4.26 | 0.72 | e | 0.52 | 0.41 | 0.23 | 1.04 | e | 0.00 | 0.84 | c | 2.34 | 4.00 | 18.79 | |||||||||
1984 | 0.11 | 0.84 | a | 1.71 | 1.08 | a | 0.29 | e | 0.65 | 0.13 | 1.89 | a | 0.18 | 1.14 | e | 2.42 | a | 0.41 | g | 10.44 | a | |||||
1985 | 0.01 | 0.47 | 0.77 | 0.34 | 0.80 | c | 0.60 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.99 | f | |||||
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.54 | c | 0.40 | 0.10 | 1.35 | 0.46 | 1.12 | a | 0.31 | c | 4.28 | e | ||||
1987 | 1.09 | 1.23 | 0.60 | 0.40 | b | 0.81 | a | 1.80 | 2.99 | 0.11 | 0.00 | 0.00 | 0.76 | b | 2.42 | 12.21 | ||||||||||
1988 | 1.42 | a | 0.47 | 0.60 | a | 2.31 | a | 0.79 | c | 1.33 | 0.00 | 0.29 | 0.21 | 0.00 | 2.91 | 0.06 | b | 10.39 | ||||||||
1989 | 0.18 | 0.09 | c | 2.45 | b | 1.91 | a | 1.31 | 0.09 | 0.00 | 0.42 | 1.12 | 0.86 | b | 0.42 | g | 0.32 | 8.75 | a | |||||||
1990 | 1.61 | a | 0.59 | 2.16 | 0.49 | 1.38 | a | 0.16 | a | 0.58 | i | 1.51 | c | 0.20 | d | 0.50 | 0.45 | 0.32 | 9.37 | a | ||||||
1991 | 0.73 | 0.03 | 3.61 | b | 1.02 | a | 1.71 | c | 0.79 | 0.68 | 3.35 | a | 0.00 | 1.12 | 3.64 | 1.95 | 18.63 | |||||||||
1992 | ----- | z | 0.23 | 1.16 | 0.64 | 0.27 | 1.49 | p | 2.05 | 0.63 | 1.25 | 1.16 | 0.39 | a | ----- | z | 7.78 | c | ||||||||
1993 | ----- | z | 0.16 | w | 2.91 | g | 1.66 | q | 3.57 | 0.84 | 2.62 | 1.77 | 0.00 | 1.54 | ----- | z | 1.86 | 12.20 | e | |||||||
1994 | 0.47 | 2.59 | t | 0.87 | 1.30 | 2.12 | 0.14 | 0.32 | 0.00 | 1.41 | w | ----- | z | 2.91 | 1.03 | n | 8.13 | d | ||||||||
1995 | 3.41 | 0.38 | 3.93 | a | 1.63 | 0.70 | b | 1.06 | ----- | z | ----- | z | ----- | z | ----- | z | 1.67 | ----- | z | 12.78 | e | |||||
1996 | ----- | z | ----- | z | ----- | z | 0.75 | o | 1.54 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.54 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.38 | 0.90 | 0.92 | 0.65 | 0.88 | 0.91 | 0.48 | 0.45 | 0.45 | 0.69 | 1.27 | 1.54 | 10.66 | |||||||||||||
S.D. | 0.99 | 0.66 | 0.86 | 0.49 | 0.75 | 0.78 | 0.66 | 0.66 | 0.47 | 0.62 | 1.06 | 1.58 | 3.45 | |||||||||||||
SKEW | 0.69 | 0.82 | 1.92 | 1.05 | 1.45 | 1.07 | 2.07 | 2.31 | 1.57 | 1.66 | 1.11 | 2.96 | 0.96 | |||||||||||||
MAX | 3.86 | 2.51 | 4.26 | 2.31 | 3.62 | 3.23 | 2.99 | 3.35 | 2.04 | 3.59 | 4.38 | 10.14 | 19.38 | |||||||||||||
MIN | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 4.45 | |||||||||||||
YRS | 72 | 75 | 77 | 81 | 82 | 80 | 77 | 81 | 77 | 80 | 73 | 72 | 32 |