YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1912 | 3.16 | s | 4.08 | s | 1.39 | 2.19 | 2.00 | 2.11 | 0.73 | 1.45 | 0.51 | 1.14 | 1.56 | 2.88 | 15.96 | b | ||||||||||
1913 | 2.98 | 0.58 | 2.00 | 1.80 | 2.51 | 2.85 | 2.01 | 0.26 | ----- | z | 2.32 | 1.78 | 1.60 | 20.69 | a | |||||||||||
1914 | 2.95 | n | 2.01 | p | 0.48 | 2.06 | 0.82 | 2.08 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | 3.75 | 9.59 | f | ||||||
1915 | 1.40 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.06 | 0.38 | 0.62 | 0.54 | 2.82 | 4.44 | v | 6.42 | g | |||||
1916 | 3.53 | ----- | z | ----- | z | 1.43 | a | 1.64 | s | 0.97 | 0.84 | 0.38 | 0.58 | 0.38 | 0.57 | 4.58 | 13.26 | c | ||||||||
1917 | 2.66 | 2.50 | ----- | z | ----- | z | 1.38 | 0.56 | 0.17 | 0.09 | 1.21 | 0.00 | 2.91 | 3.30 | 14.78 | b | ||||||||||
1918 | 4.95 | m | 1.64 | o | ----- | z | 0.67 | 0.35 | 0.05 | 0.85 | 0.77 | 0.66 | 2.54 | 1.15 | 0.94 | 7.98 | c | |||||||||
1919 | 1.66 | 3.97 | 0.15 | a | 1.50 | 0.67 | 0.19 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 1.55 | 9.69 | d | |||||||
1920 | 0.70 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.70 | k | |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1929 | ----- | z | 0.10 | 1.68 | 1.60 | 0.60 | 1.42 | 0.00 | 0.74 | 0.83 | 0.43 | a | 0.57 | 4.00 | r | 7.97 | b | |||||||||
1930 | 4.45 | 3.65 | 2.39 | 0.75 | 1.46 | 0.37 | ----- | z | 0.68 | 1.24 | 0.40 | 1.90 | 0.79 | 18.08 | a | |||||||||||
1931 | 2.50 | 2.58 | 1.68 | 0.92 | 0.66 | 2.61 | 0.00 | 0.08 | 0.30 | 1.66 | 2.19 | 6.24 | q | 15.18 | a | |||||||||||
1932 | 3.44 | 2.94 | a | ----- | z | ----- | z | 0.67 | y | 0.20 | 0.28 | 0.06 | 0.00 | 1.18 | 2.48 | 2.11 | 12.69 | c | ||||||||
1933 | 3.42 | 5.15 | 2.20 | 1.05 | 1.07 | 1.35 | 0.12 | 0.33 | 1.41 | 1.09 | 0.84 | 4.08 | 22.11 | |||||||||||||
1934 | 1.79 | s | 0.75 | 1.50 | 0.65 | 1.04 | 1.29 | 0.00 | 0.00 | 0.16 | 2.21 | 3.06 | 2.66 | 13.32 | a | |||||||||||
1935 | 1.86 | 1.12 | 1.06 | 1.69 | 0.20 | 1.14 | 0.51 | 0.00 | 0.00 | 0.98 | a | 1.40 | 1.51 | 11.47 | ||||||||||||
1936 | 3.23 | s | 3.15 | 0.77 | 1.09 | a | 1.24 | 1.81 | 1.29 | 0.09 | 0.50 | 0.05 | 0.03 | 2.80 | 12.82 | a | ||||||||||
1937 | 4.28 | 2.01 | 1.45 | 1.46 | 0.03 | 1.70 | 0.73 | 0.40 | 0.44 | 2.22 | 2.78 | 2.61 | 20.11 | |||||||||||||
1938 | 2.56 | 2.40 | 2.65 | 0.66 | 0.79 | 1.81 | 0.57 | 0.09 | 0.68 | 1.34 | 2.18 | n | 1.35 | 14.90 | a | |||||||||||
1939 | 1.44 | 2.07 | 2.54 | v | 0.12 | 0.29 | 0.55 | 0.50 | ----- | z | 0.96 | 0.97 | 0.06 | 3.83 | 10.79 | b | ||||||||||
1940 | 2.13 | n | 2.99 | j | 2.36 | 1.38 | 0.44 | 0.55 | 1.76 | b | 0.38 | 2.84 | 2.86 | q | 2.94 | 1.00 | 13.65 | c | ||||||||
1941 | 2.24 | 1.60 | 0.08 | 0.41 | 1.78 | 1.62 | p | 1.67 | 3.15 | 1.43 | 2.19 | 1.41 | 2.36 | 18.32 | a | |||||||||||
1942 | 0.98 | 1.30 | 0.29 | 0.81 | 2.27 | 1.78 | ----- | z | ----- | z | ----- | z | ----- | z | 5.24 | 4.31 | q | 12.67 | e | |||||||
1943 | 3.38 | 1.07 | 1.58 | a | 1.64 | 0.97 | 2.26 | 0.72 | 0.84 | 0.00 | 2.02 | 1.02 | 1.37 | 16.87 | ||||||||||||
1944 | 0.58 | 1.44 | 1.04 | 1.17 | 0.26 | 3.08 | 0.05 | 0.50 | 0.49 | 0.46 | 1.52 | 1.50 | 12.09 | |||||||||||||
1945 | 2.04 | 2.97 | 1.66 | 1.86 | 2.95 | 0.54 | 0.31 | 0.67 | 0.64 | 1.01 | 4.58 | 3.98 | 23.21 | |||||||||||||
1946 | 3.31 | 2.67 | 1.73 | 0.70 | 0.79 | 1.45 | 0.98 | 0.89 | 0.71 | 2.90 | 3.13 | 1.38 | 20.64 | |||||||||||||
1947 | 2.76 | 0.85 | 2.08 | 1.53 | 0.63 | 2.83 | 0.00 | 0.10 | 1.07 | 3.18 | 3.57 | 1.98 | 20.58 | |||||||||||||
1948 | 2.48 | 2.03 | 1.66 | 1.87 | 3.82 | 2.84 | 0.46 | 0.59 | a | 1.20 | 1.10 | b | 2.32 | 3.90 | 24.27 | |||||||||||
1949 | 1.06 | 4.23 | 0.74 | 0.24 | 2.95 | 0.08 | ----- | z | ----- | z | ----- | z | 1.04 | a | 2.16 | g | 2.87 | e | 13.21 | d | ||||||
1950 | 3.82 | 1.50 | 3.81 | 0.64 | c | 0.25 | 1.81 | 0.18 | a | 0.42 | 0.19 | S | 1.88 | j | 1.28 | e | 2.88 | a | 16.78 | a | ||||||
1951 | 3.33 | 2.21 | 2.61 | 0.76 | 3.11 | 0.55 | 0.36 | 0.22 | a | 0.30 | a | 2.77 | 3.05 | a | 4.18 | 23.45 | ||||||||||
1952 | 3.17 | 2.49 | a | 2.26 | 0.69 | 2.06 | 1.35 | 0.00 | 1.06 | 0.61 | 0.03 | 0.76 | 2.22 | a | 16.70 | |||||||||||
1953 | 4.05 | 2.90 | 2.04 | b | 0.96 | S | 3.58 | c | 2.02 | 0.06 | 0.89 | 0.01 | 1.23 | 2.63 | 2.26 | 22.63 | ||||||||||
1954 | 2.73 | 0.96 | 0.71 | 1.24 | a | 1.21 | 2.96 | 0.03 | a | 0.84 | 0.15 | 0.50 | 0.83 | 2.01 | a | 14.17 | ||||||||||
1955 | 1.33 | 0.50 | i | 4.63 | a | 2.26 | 0.19 | 0.76 | 1.42 | 0.01 | 1.30 | 2.19 | d | 3.84 | a | 6.31 | b | 24.24 | a | |||||||
1956 | 4.75 | 2.40 | 1.21 | a | 0.67 | 3.72 | a | 0.74 | a | 0.85 | 0.65 | 0.39 | a | 2.11 | 0.46 | 1.84 | a | 19.79 | ||||||||
1957 | 1.84 | 2.35 | 3.97 | 1.02 | 2.98 | 0.64 | 0.10 | 0.72 | 0.28 | a | 1.06 | v | 0.93 | c | 2.68 | a | 17.51 | a | ||||||||
1958 | 3.24 | a | 2.62 | 1.29 | 2.07 | 0.60 | 2.92 | 1.20 | 0.85 | 0.75 | a | 1.10 | 2.68 | a | 2.95 | 22.27 | ||||||||||
1959 | 3.20 | 1.34 | 1.77 | 0.55 | 1.92 | 0.56 | 0.29 | 0.50 | 3.89 | 1.96 | 1.21 | 0.88 | 18.07 | |||||||||||||
1960 | 1.48 | 2.93 | 2.99 | 1.18 | 3.82 | 0.00 | a | 0.05 | 0.95 | 0.51 | 0.86 | 3.67 | 2.02 | 20.46 | ||||||||||||
1961 | 0.96 | 2.34 | 1.95 | 0.86 | 1.20 | 0.84 | 0.04 | 0.12 | 0.48 | 1.36 | 2.72 | 2.17 | 15.04 | |||||||||||||
1962 | 1.70 | 1.44 | 1.99 | 2.05 | 3.35 | 0.16 | 0.03 | 0.08 | 1.27 | 4.20 | 3.14 | 2.76 | 22.17 | |||||||||||||
1963 | 1.54 | 2.18 | 1.68 | 3.89 | 1.79 | 0.20 | i | ----- | z | 0.54 | 1.37 | o | 0.68 | 2.67 | 1.76 | 16.73 | c | |||||||||
1964 | 3.60 | 0.89 | 1.91 | 0.59 | p | 0.64 | 4.41 | 1.35 | 0.54 | 0.96 | 0.49 | 2.10 | 8.36 | 25.25 | a | |||||||||||
1965 | 6.31 | 1.57 | 1.09 | 2.26 | 0.67 | 1.58 | 1.33 | 2.52 | 0.24 | 0.36 | 1.96 | 0.90 | 20.79 | |||||||||||||
1966 | 2.90 | 1.80 | 2.26 | 1.03 | 0.55 | 2.35 | y | 0.66 | 0.05 | 0.71 | 0.74 | i | ----- | z | 2.99 | 12.95 | c | |||||||||
1967 | 2.79 | 0.71 | 1.37 | 1.24 | 0.87 | a | 1.54 | a | 0.18 | 0.02 | 0.61 | 2.50 | 1.44 | 3.32 | 16.59 | |||||||||||
1968 | 1.56 | 2.37 | 0.63 | 0.39 | 1.19 | 1.36 | 0.12 | 3.05 | 0.36 | 2.20 | 3.38 | 3.26 | 19.87 | |||||||||||||
1969 | 2.99 | 1.57 | 0.77 | 1.80 | b | 1.63 | 3.84 | 0.29 | 0.00 | 0.81 | 1.62 | 0.62 | 3.32 | 19.26 | ||||||||||||
1970 | 6.72 | 1.53 | 2.71 | 0.88 | 1.60 | 1.39 | 0.71 | 0.00 | 1.78 | 2.18 | 4.26 | 2.99 | 26.75 | |||||||||||||
1971 | 4.43 | 1.37 | 2.44 | 1.71 | 2.78 | 1.29 | a | 0.32 | 0.30 | 1.76 | 0.94 | 2.31 | c | 4.27 | 23.92 | |||||||||||
1972 | 3.20 | 1.65 | 3.38 | 1.22 | 1.51 | 2.55 | 0.66 | 0.59 | 1.16 | 0.41 | 1.74 | 3.69 | 21.76 | |||||||||||||
1973 | 2.42 | 0.76 | 1.13 | 0.81 | 1.75 | 0.29 | 0.13 | 0.78 | 2.03 | 1.31 | 7.03 | 5.44 | 23.88 | |||||||||||||
1974 | 3.51 | 2.19 | 2.37 | 1.42 | 0.82 | 0.68 | 1.29 | 0.21 | 0.00 | 0.19 | 1.23 | 4.33 | 18.24 | |||||||||||||
1975 | 3.99 | 3.09 | 2.92 | 2.56 | 0.41 | 1.12 | 2.57 | 0.88 | 0.08 | a | 2.98 | c | 1.93 | 2.99 | 25.52 | |||||||||||
1976 | 2.98 | 1.58 | 1.87 | 1.31 | 0.93 | 1.02 | 1.04 | 2.77 | 0.56 | 0.69 | 0.48 | 0.38 | 15.61 | |||||||||||||
1977 | 0.77 | 0.83 | 2.03 | 0.68 | 3.12 | 1.38 | 0.15 | 2.11 | 1.63 | 1.46 | 3.58 | 4.04 | 21.78 | |||||||||||||
1978 | 1.93 | 1.94 | 1.21 | b | 2.37 | 1.24 | 0.77 | 0.91 | 0.84 | a | 1.96 | 0.15 | 2.31 | 2.10 | 17.73 | |||||||||||
1979 | 2.00 | 3.08 | 1.39 | 1.91 | 1.08 | 0.17 | 0.05 | 2.17 | 1.03 | 2.15 | 2.45 | 0.91 | 18.39 | |||||||||||||
1980 | 2.91 | 2.01 | 1.98 | 0.81 | 2.11 | 3.12 | 1.10 | 0.23 | 1.76 | 0.75 | 1.75 | 4.22 | 22.75 | |||||||||||||
1981 | 1.00 | 2.47 | 1.78 | 0.70 | 2.58 | 2.40 | 1.14 | 0.50 | 1.29 | 1.38 | 3.17 | 6.00 | b | 24.41 | ||||||||||||
1982 | 4.35 | b | 2.95 | c | 1.66 | p | 1.28 | a | 0.66 | 2.61 | 1.37 | 0.63 | a | 2.63 | 2.68 | a | 1.24 | a | 4.18 | a | 24.58 | a | ||||
1983 | 2.03 | 3.48 | 3.55 | 0.84 | m | 1.10 | 2.53 | 0.88 | 0.79 | 0.81 | b | 0.76 | 3.90 | 5.90 | 25.73 | a | ||||||||||
1984 | 2.06 | 2.16 | 3.34 | 2.07 | 1.66 | 1.98 | a | 0.68 | 3.57 | 1.17 | 1.59 | 3.95 | a | 2.90 | 27.13 | |||||||||||
1985 | 0.20 | 1.72 | 1.33 | 0.83 | 1.91 | a | 0.59 | 0.05 | h | 0.58 | 1.73 | 1.20 | 2.75 | 0.78 | 13.62 | a | ||||||||||
1986 | 3.30 | 4.00 | 2.13 | 0.91 | b | 0.62 | 0.07 | 1.05 | 1.82 | 1.62 | 0.03 | k | 2.93 | e | 0.60 | 19.05 | a | |||||||||
1987 | 2.56 | 1.57 | 1.55 | b | 0.41 | 0.88 | c | 2.49 | 2.47 | 0.08 | a | 0.06 | 0.00 | 1.38 | b | 2.98 | 16.43 | |||||||||
1988 | 2.70 | 0.89 | 2.02 | 0.90 | 0.97 | 2.02 | b | 0.00 | 0.20 | 0.47 | d | 0.00 | 4.46 | 2.48 | 17.11 | |||||||||||
1989 | 3.63 | 1.84 | 3.36 | 1.19 | 3.06 | b | 0.99 | 0.18 | 3.26 | 0.61 | d | 1.33 | 0.85 | a | 0.43 | 20.73 | ||||||||||
1990 | 2.49 | 2.05 | 1.53 | a | 2.78 | 1.30 | 1.40 | 0.15 | 1.08 | 0.74 | 1.56 | 2.09 | a | 1.86 | 19.03 | |||||||||||
1991 | 1.42 | 1.26 | 1.98 | 2.54 | 4.32 | 1.98 | 0.08 | 0.28 | 0.64 | 1.01 | 4.74 | 1.05 | 21.30 | |||||||||||||
1992 | 1.43 | 0.78 | 0.58 | 1.63 | 0.38 | 2.14 | 2.55 | 0.48 | 0.66 | 1.30 | 3.43 | 3.65 | 19.01 | |||||||||||||
1993 | 3.19 | 0.90 | 2.88 | 2.61 | 1.35 | 2.23 | 1.48 | 2.06 | 0.03 | 0.54 | 0.72 | 1.53 | 19.52 | |||||||||||||
1994 | 2.44 | 1.85 | 0.44 | 2.24 | 1.95 | 1.55 | 0.74 | 0.43 | 0.31 | 1.14 | 2.12 | k | 2.05 | 15.14 | a | |||||||||||
1995 | 3.16 | 1.24 | 3.00 | 2.13 | 1.29 | 2.51 | 0.43 | 0.78 | 0.53 | 1.38 | a | 5.48 | 4.20 | 26.13 | ||||||||||||
1996 | 4.16 | 1.99 | 0.79 | 2.08 | 3.04 | 1.24 | 0.09 | 0.23 | 0.90 | 1.77 | 4.64 | e | 6.83 | 27.76 | ||||||||||||
1997 | 3.28 | 0.87 | a | 1.83 | 2.06 | 0.92 | 0.88 | 2.09 | 0.17 | 1.22 | 0.95 | a | 1.50 | 1.68 | 17.45 | |||||||||||
1998 | 5.00 | 1.78 | 2.07 | a | 0.15 | 2.83 | d | 0.57 | 2.42 | 0.12 | 1.87 | c | ----- | z | 4.43 | 3.56 | a | 24.80 | a | |||||||
1999 | 2.09 | 4.87 | 1.24 | f | 0.56 | 0.86 | 0.99 | 0.15 | 0.93 | 0.00 | 1.18 | 1.98 | 2.85 | 16.46 | a | |||||||||||
2000 | 3.03 | 2.71 | 2.60 | 0.74 | 2.30 | 1.02 | 0.70 | 0.00 | 0.66 | 2.18 | 0.53 | i | 2.11 | 18.05 | a | |||||||||||
2001 | 1.11 | 0.44 | 1.53 | c | 2.12 | b | 1.31 | b | 1.98 | n | 0.90 | k | 0.10 | b | 0.77 | a | ----- | z | 1.97 | f | 4.09 | b | 11.47 | d | ||
2002 | 2.83 | a | 0.25 | c | ----- | z | 1.89 | r | 0.40 | 0.89 | 0.62 | 1.71 | 0.95 | 0.07 | 0.54 | 4.10 | 12.36 | b | ||||||||
2003 | 3.26 | 1.41 | 3.39 | m | 2.26 | 2.23 | 0.22 | 0.42 | 0.78 | 0.77 | 0.40 | 2.16 | 4.13 | 18.04 | a | |||||||||||
2004 | 3.82 | 2.14 | 0.80 | a | 0.51 | 2.76 | 0.53 | 0.49 | 3.27 | 0.98 | 2.07 | 1.15 | c | 2.07 | 20.59 | |||||||||||
2005 | 1.41 | 0.32 | 2.02 | 1.72 | 2.53 | 1.47 | 0.27 | e | 0.00 | 0.13 | y | 1.29 | u | 3.61 | 5.84 | 19.19 | b | |||||||||
2006 | 4.87 | 0.79 | 1.71 | 1.96 | 1.07 | 1.70 | 0.35 | 0.56 | 0.67 | 0.91 | x | 3.22 | 3.13 | q | 16.90 | b | ||||||||||
2007 | 1.15 | 2.35 | 0.54 | 0.95 | 1.04 | 1.40 | 0.51 | 1.11 | 0.55 | 2.39 | b | 3.87 | 3.00 | 18.86 | ||||||||||||
2008 | 5.87 | m | 1.61 | o | 1.36 | q | 0.66 | 0.12 | l | 0.23 | p | 0.00 | 0.46 | 0.53 | 0.85 | 2.47 | 6.17 | 11.14 | e | |||||||
2009 | 1.13 | 0.69 | 4.49 | 2.16 | 1.96 | ----- | z | ----- | z | ----- | z | 0.00 | 1.27 | 1.05 | 2.66 | 15.41 | c | |||||||||
2010 | 2.95 | 1.96 | 0.71 | 2.41 | 3.65 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.47 | 4.11 | 19.26 | e | |||||||
2011 | 2.15 | w | 1.71 | n | 2.76 | c | 1.93 | l | 2.38 | 1.81 | 0.34 | 0.00 | 0.00 | 1.31 | 1.54 | 0.29 | 10.43 | c | ||||||||
2012 | 2.42 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.42 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 2.71 | 1.94 | 1.85 | 1.37 | 1.59 | 1.45 | 0.68 | 0.76 | 0.83 | 1.32 | 2.37 | 2.90 | 20.30 | |||||||||||||
S.D. | 1.25 | 1.03 | 0.97 | 0.73 | 1.05 | 0.95 | 0.68 | 0.86 | 0.70 | 0.87 | 1.38 | 1.59 | 3.69 | |||||||||||||
SKEW | 0.51 | 0.73 | 0.59 | 0.58 | 0.68 | 0.59 | 1.21 | 1.77 | 1.58 | 0.63 | 0.63 | 0.80 | -0.15 | |||||||||||||
MAX | 6.72 | 5.15 | 4.63 | 3.89 | 4.32 | 4.41 | 2.57 | 3.57 | 3.89 | 4.20 | 7.03 | 8.36 | 27.76 | |||||||||||||
MIN | 0.20 | 0.10 | 0.08 | 0.12 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.29 | 11.47 | |||||||||||||
YRS | 83 | 82 | 80 | 84 | 87 | 83 | 83 | 84 | 83 | 78 | 83 | 86 | 48 |