YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1924 | ----- | z | ----- | z | ----- | z | 2.62 | 1.41 | 0.00 | 2.03 | 0.80 | 1.06 | ----- | z | 0.87 | 2.22 | 11.01 | d | ||||||||
1925 | 0.44 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.92 | 0.60 | 0.35 | 3.31 | h | ||||
1926 | 0.36 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.50 | a | 0.55 | ----- | z | ----- | z | ----- | z | ----- | z | 2.41 | i | ||
1927 | 1.45 | 1.01 | ----- | z | ----- | z | ----- | z | ----- | z | 0.15 | 0.30 | 0.18 | 0.00 | 0.00 | 0.51 | v | 3.09 | e | |||||||
1928 | 0.33 | 1.30 | 1.56 | 0.87 | 2.19 | 1.28 | ----- | z | 1.08 | x | ----- | z | 1.60 | 2.13 | 0.10 | 11.36 | c | |||||||||
1929 | 0.09 | 0.65 | 1.18 | 0.43 | 1.39 | ----- | z | 3.49 | s | 0.62 | 2.85 | ----- | z | 0.16 | 0.25 | 7.62 | c | |||||||||
1930 | 0.14 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.44 | 1.13 | 3.25 | ----- | z | ----- | z | ----- | z | 8.96 | h | ||||
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.40 | 0.50 | 2.45 | 1.97 | 2.28 | a | 0.32 | a | 8.92 | f | ||||
1932 | 1.65 | 2.53 | 1.24 | u | 3.85 | 0.47 | a | 0.97 | v | 2.71 | 1.24 | 0.68 | v | 1.63 | 0.00 | 1.95 | v | 14.08 | d | |||||||
1933 | 1.96 | 1.50 | 1.53 | 1.54 | 1.64 | 0.14 | 2.45 | 0.96 | 2.48 | 1.97 | 1.70 | 1.38 | 19.25 | |||||||||||||
1934 | 0.41 | 2.39 | 0.00 | 1.83 | 0.61 | x | 0.37 | 1.33 | 1.10 | 1.48 | 0.52 | 1.90 | 1.83 | 13.16 | a | |||||||||||
1935 | 1.53 | 0.36 | 1.07 | 1.66 | 2.89 | 0.00 | 1.90 | 3.91 | 1.99 | 1.05 | 0.19 | 1.69 | 18.24 | |||||||||||||
1936 | 0.35 | 3.22 | 1.41 | 0.91 | 1.41 | 1.29 | 2.49 | 4.09 | 0.73 | 0.96 | 1.35 | 2.23 | 20.44 | |||||||||||||
1937 | 0.55 | 1.27 | 1.80 | 0.96 | 0.32 | 1.18 | 2.99 | 3.68 | 1.53 | 1.65 | ----- | z | ----- | z | 15.93 | b | ||||||||||
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.72 | 0.92 | 1.64 | j | ||
1939 | 1.75 | 1.09 | 1.64 | 0.00 | 0.29 | 0.00 | 2.59 | ----- | z | 2.38 | 1.30 | 0.00 | 0.56 | 11.60 | a | |||||||||||
1940 | 2.29 | 1.93 | 0.26 | 1.07 | 0.80 | 0.39 | 1.22 | 1.16 | t | 4.40 | 1.63 | 0.37 | ----- | z | 14.36 | b | ||||||||||
1941 | 1.58 | 1.40 | 2.39 | b | 5.14 | 1.80 | 2.43 | r | 1.89 | 4.10 | ----- | z | ----- | z | ----- | z | ----- | z | 18.30 | e | ||||||
1942 | ----- | z | 0.51 | 4.90 | b | 0.42 | a | 0.20 | a | 0.00 | 0.00 | 0.78 | 1.40 | 0.88 | 0.38 | 1.56 | 11.03 | a | ||||||||
1943 | 2.07 | 0.00 | 1.48 | 0.44 | 1.81 | 1.25 | 1.61 | 5.16 | 0.18 | 0.96 | 0.48 | 0.75 | 16.19 | |||||||||||||
1944 | 0.71 | 1.12 | 1.27 | 2.60 | 0.29 | 1.77 | 0.52 | 0.94 | 0.12 | 0.74 | 1.71 | 1.28 | 13.07 | |||||||||||||
1945 | ----- | z | 0.55 | 0.59 | 1.94 | 0.31 | 0.46 | 2.00 | 3.68 | 0.83 | 2.23 | 0.48 | 1.17 | 14.24 | a | |||||||||||
1946 | 0.52 | a | 0.36 | 1.85 | 2.43 | 2.18 | 0.06 | 1.37 | 3.07 | 0.93 | 1.73 | 2.18 | w | 0.28 | 14.78 | a | ||||||||||
1947 | 0.29 | 0.70 | 0.82 | 0.86 | 0.86 | 2.63 | 2.70 | 4.21 | 1.43 | 2.74 | 0.87 | 1.47 | 19.58 | |||||||||||||
1948 | 0.81 | 2.56 | 1.80 | 1.54 | 0.24 | 2.04 | 0.56 | 1.58 | 1.52 | 0.64 | 0.71 | 1.31 | 15.31 | |||||||||||||
1949 | 2.17 | 0.71 | 0.98 | 0.98 | 1.37 | 2.88 | 1.67 | 0.82 | 0.32 | 1.22 | c | 0.35 | 0.78 | 14.25 | ||||||||||||
1950 | 1.39 | 1.48 | 1.06 | 0.59 | 0.46 | 0.34 | 1.83 | 0.37 | 1.26 | 0.11 | 0.24 | 0.71 | 9.84 | |||||||||||||
1951 | 0.91 | 0.56 | 0.03 | 1.29 | 0.84 | 0.25 | 0.60 | 2.41 | 0.09 | h | 1.07 | a | 1.33 | 1.39 | 10.68 | a | ||||||||||
1952 | 1.64 | 1.26 | 1.50 | 1.83 | 1.11 | 0.12 | 1.14 | 1.85 | 1.80 | 0.00 | g | 1.21 | 0.73 | 14.19 | a | |||||||||||
1953 | 0.60 | 0.82 | 0.67 | 1.44 | 0.98 | 0.50 | 2.18 | 2.39 | 0.00 | 2.63 | 1.79 | 0.42 | 14.42 | |||||||||||||
1954 | 0.28 | 0.11 | 1.09 | 1.62 | 1.02 | 0.73 | 2.16 | 0.88 | 4.24 | 1.43 | 1.23 | 0.38 | 15.17 | |||||||||||||
1955 | 0.60 | 1.54 | 0.30 | 1.15 | 1.16 | 0.54 | 0.95 | 1.03 | j | 0.09 | 0.13 | 0.96 | 0.52 | 7.94 | a | |||||||||||
1956 | 1.31 | 0.58 | 0.53 | 0.82 | 0.56 | 0.31 | 1.03 | 1.37 | 0.11 | 0.71 | 0.69 | 0.86 | 8.88 | |||||||||||||
1957 | 1.95 | 0.57 | 1.17 | 1.32 | 3.59 | 0.56 | 4.15 | 3.59 | 0.00 | 5.12 | 2.11 | 0.51 | 24.64 | |||||||||||||
1958 | 1.10 | 1.10 | 1.04 | 0.55 | 0.34 | 0.32 | 0.51 | a | 1.88 | 1.79 | 1.28 | 1.05 | 0.40 | 11.36 | ||||||||||||
1959 | 0.22 | 1.18 | 0.31 | 1.01 | 0.25 | 0.33 | 1.44 | 2.14 | 1.50 | 2.48 | 0.20 | 1.15 | 12.21 | |||||||||||||
1960 | 0.57 | 1.73 | 1.45 | 0.90 | 0.55 | 0.80 | 0.90 | 0.72 | 1.49 | 1.66 | 0.72 | 1.07 | 12.56 | |||||||||||||
1961 | 0.68 | 0.96 | 2.36 | 0.85 | 1.02 | 0.41 | 0.95 | 2.43 | 3.68 | b | 1.70 | 0.86 | 1.06 | 16.96 | ||||||||||||
1962 | 0.53 | 1.94 | 0.52 | 0.48 | 0.86 | 0.54 | 0.82 | 0.51 | 2.08 | 1.51 | 1.15 | 0.88 | 11.82 | |||||||||||||
1963 | 0.98 | 0.87 | 1.14 | 0.27 | 0.10 | 0.67 | 3.72 | 3.94 | 2.34 | 2.79 | 0.91 | 0.49 | 18.22 | |||||||||||||
1964 | 0.43 | 0.49 | 1.08 | 1.23 | 0.59 | 0.48 | 2.04 | 2.14 | 1.46 | 0.00 | 1.37 | 1.47 | 12.78 | |||||||||||||
1965 | 1.77 | 0.82 | 1.82 | 1.58 | 1.30 | 0.84 | 2.65 | 2.52 | 3.16 | 1.39 | 1.23 | 1.78 | 20.86 | |||||||||||||
1966 | 0.43 | 0.78 | 0.08 | 0.70 | 0.69 | 1.81 | 1.81 | 1.55 | 1.13 | 0.87 | 1.28 | 1.31 | 12.44 | |||||||||||||
1967 | 0.29 | 0.44 | 0.37 | 0.59 | 2.27 | 1.62 | 3.59 | 1.35 | 1.04 | 0.26 | 0.37 | 1.30 | 13.49 | |||||||||||||
1968 | 0.64 | 0.97 | 0.20 | 1.93 | 0.89 | 0.40 | 2.23 | 2.04 | 0.13 | 0.50 | 0.71 | 1.06 | 11.70 | |||||||||||||
1969 | 1.01 | 1.20 | 0.63 | 0.18 | 1.11 | 1.41 | 1.74 | 2.50 | 2.00 | 2.41 | 0.72 | 1.02 | 15.93 | |||||||||||||
1970 | 0.59 | 0.23 | 2.63 | 1.24 | 0.05 | 1.37 | 1.02 | 2.28 | 5.05 | 1.65 | 0.42 | 1.00 | 17.53 | |||||||||||||
1971 | 0.36 | 1.19 | 0.52 | 0.96 | 0.71 | 0.03 | 0.41 | 2.98 | 0.43 | 2.89 | 1.73 | 2.68 | 14.89 | |||||||||||||
1972 | 0.31 | 0.25 | 0.18 | 0.10 | 0.15 | 1.92 | 1.58 | 0.45 | 1.86 | 4.36 | 1.41 | 1.66 | 14.23 | |||||||||||||
1973 | 0.65 | 0.22 | 1.47 | 1.14 | 1.99 | 2.16 | 1.11 | 1.50 | 0.87 | 0.71 | 0.92 | 0.97 | 13.71 | |||||||||||||
1974 | 3.20 | 0.43 | 0.94 | 1.32 | 0.00 | 0.20 | 1.85 | 0.58 | 0.87 | 1.82 | 0.82 | 0.92 | 12.95 | |||||||||||||
1975 | 1.33 | 1.14 | 2.53 | 1.16 | 1.09 | 0.26 | 1.44 | 0.67 | 1.33 | 0.53 | 0.96 | 0.61 | a | 13.05 | ||||||||||||
1976 | 0.81 | 0.70 | 0.43 | 0.89 | 1.77 | 0.44 | 2.37 | 1.40 | 2.01 | 0.07 | 0.13 | 0.03 | 11.05 | |||||||||||||
1977 | 1.02 | 0.61 | 0.57 | 0.84 | 0.56 | 0.79 | 2.63 | 1.49 | 1.22 | 2.17 | 1.33 | 0.39 | 13.62 | |||||||||||||
1978 | 1.70 | 0.73 | 2.52 | 1.77 | 1.76 | 0.57 | 1.32 | 0.00 | 0.39 | 1.79 | 2.52 | 1.88 | 16.95 | |||||||||||||
1979 | 2.79 | 0.03 | 1.62 | 0.71 | 1.13 | 1.36 | 0.40 | 0.90 | 0.02 | 0.90 | 0.84 | 1.14 | 11.84 | |||||||||||||
1980 | 1.32 | e | 0.53 | a | 0.54 | 1.19 | 2.11 | 0.00 | 1.60 | 1.41 | 0.88 | 1.32 | 0.73 | ----- | z | 11.63 | a | |||||||||
1981 | 0.70 | 0.49 | 1.41 | 0.42 | 1.25 | 0.11 | 3.51 | b | 2.25 | 4.03 | 2.57 | 0.86 | 0.93 | 18.53 | ||||||||||||
1982 | 1.18 | b | 1.14 | 1.02 | 0.35 | 1.65 | w | 0.35 | 0.92 | a | 3.86 | 3.35 | b | 1.05 | a | 1.27 | 0.97 | 15.46 | a | |||||||
1983 | 0.85 | 1.40 | 2.37 | 1.49 | 1.53 | 1.35 | 3.72 | 2.90 | 0.88 | 0.42 | 2.71 | 2.35 | 21.97 | |||||||||||||
1984 | 0.49 | 0.58 | 2.24 | 1.51 | 0.89 | h | 2.81 | 1.32 | 3.08 | 1.56 | 3.16 | 0.97 | 1.05 | a | 18.77 | a | ||||||||||
1985 | 1.37 | 0.73 | 2.40 | 1.82 | 1.61 | 0.68 | 2.54 | 0.05 | 3.26 | 1.56 | 1.86 | 0.58 | a | 18.46 | ||||||||||||
1986 | 0.20 | 0.31 | 1.40 | 2.00 | 1.77 | 1.45 | 2.26 | 0.64 | 2.61 | a | 2.19 | 3.01 | 0.96 | 18.80 | ||||||||||||
1987 | 0.56 | 1.87 | 0.82 | 0.59 | 1.59 | b | 0.51 | 1.66 | 2.90 | 0.06 | 1.95 | 2.34 | a | ----- | z | 14.85 | a | |||||||||
1988 | 0.69 | 0.67 | 0.14 | 0.93 | a | 0.33 | 0.85 | 0.39 | 2.55 | 2.72 | 1.13 | 2.46 | 0.86 | 13.72 | ||||||||||||
1989 | 0.80 | a | 1.22 | 0.22 | 0.00 | 0.21 | 0.54 | 4.22 | 2.23 | 0.36 | 0.99 | a | 0.00 | 0.15 | 10.94 | |||||||||||
1990 | 0.40 | 0.59 | a | 1.05 | 3.12 | 1.02 | 0.10 | 2.86 | 0.28 | 1.89 | 3.10 | b | 1.05 | 0.93 | a | 16.39 | ||||||||||
1991 | 1.11 | d | 0.00 | b | 0.75 | a | 0.65 | 0.17 | 1.02 | 1.03 | 2.04 | 1.26 | 1.36 | 2.77 | 1.23 | 13.39 | ||||||||||
1992 | 0.32 | 0.20 | 1.99 | 0.35 | 4.22 | 0.68 | 2.84 | 1.90 | 0.90 | 1.31 | 1.85 | 0.76 | 17.32 | |||||||||||||
1993 | 1.61 | 1.49 | 0.88 | 1.06 | 2.03 | 0.41 | 0.31 | 3.74 | 1.30 | 2.39 | 0.70 | a | 0.20 | 16.12 | ||||||||||||
1994 | 0.41 | a | 2.07 | 0.23 | 2.12 | 0.92 | 1.25 | 0.21 | 1.48 | 2.32 | 1.00 | 2.53 | 0.62 | a | 15.16 | |||||||||||
1995 | 1.13 | b | 0.34 | 3.72 | 1.56 | 3.14 | 1.77 | 2.26 | 1.50 | 2.29 | 0.26 | 0.51 | 0.31 | 18.79 | ||||||||||||
1996 | 1.36 | 0.64 | a | 0.16 | 0.48 | 0.70 | 1.85 | 1.36 | 0.64 | 3.33 | 4.06 | 2.56 | 0.33 | b | 17.47 | |||||||||||
1997 | 1.37 | 0.74 | 0.46 | 2.03 | 2.42 | 1.09 | 1.02 | 3.28 | 3.03 | 2.17 | 0.83 | 0.80 | 19.24 | |||||||||||||
1998 | 1.16 | 0.52 | a | 1.87 | 0.89 | 0.24 | 0.26 | 3.57 | 2.59 | 2.04 | 2.43 | 2.40 | 0.68 | 18.65 | ||||||||||||
1999 | 0.54 | 0.26 | 0.15 | 3.58 | 0.94 | 1.10 | 5.19 | 4.19 | a | 1.26 | 0.18 | 0.10 | 0.56 | a | 18.05 | |||||||||||
2000 | 1.60 | a | 0.45 | 1.79 | 0.05 | 1.19 | 0.25 | 1.24 | 3.41 | 1.52 | 1.66 | 1.00 | 0.42 | a | 14.58 | |||||||||||
2001 | 0.35 | a | 0.73 | 0.89 | a | 1.17 | 1.06 | 0.41 | 4.22 | 2.93 | 0.64 | 0.91 | 0.96 | 0.75 | a | 15.02 | ||||||||||
2002 | 0.37 | 0.28 | 0.77 | 0.34 | 0.35 | 0.03 | 0.75 | 2.87 | 2.99 | 3.00 | c | 1.40 | a | 0.27 | b | 13.42 | ||||||||||
2003 | 0.27 | 1.61 | a | 0.50 | 0.34 | 1.46 | a | 0.29 | 1.18 | 3.69 | 3.07 | 0.69 | 1.20 | 1.15 | 15.45 | |||||||||||
2004 | 0.95 | 1.52 | 0.24 | 2.61 | 0.00 | 0.62 | 0.83 | 0.96 | 3.84 | 1.74 | 2.06 | a | 0.52 | 15.89 | ||||||||||||
2005 | 0.36 | a | 1.28 | a | 1.06 | 0.57 | 0.73 | 1.72 | a | 1.52 | 1.73 | 3.72 | 1.99 | 0.29 | 1.95 | 16.92 | ||||||||||
2006 | 0.80 | 0.56 | 1.21 | 0.59 | 0.05 | 0.41 | 3.80 | 2.47 | 3.72 | 4.40 | 0.57 | 0.71 | 19.29 | |||||||||||||
2007 | 1.02 | 0.67 | 0.64 | 1.67 | 1.27 | 0.54 | 1.73 | 2.35 | 2.44 | 1.17 | 0.38 | 3.66 | a | 17.54 | ||||||||||||
2008 | 1.29 | 1.75 | 0.52 | 0.78 | 0.70 | 0.38 | 1.12 | 0.02 | ----- | z | ----- | z | ----- | z | ----- | z | 6.56 | d | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.95 | 0.95 | 1.15 | 1.23 | 1.10 | 0.80 | 1.84 | 1.97 | 1.77 | 1.59 | 1.11 | 0.99 | 15.60 | |||||||||||||
S.D. | 0.64 | 0.64 | 0.88 | 0.90 | 0.85 | 0.70 | 1.13 | 1.25 | 1.22 | 1.05 | 0.77 | 0.65 | 3.19 | |||||||||||||
SKEW | 1.07 | 1.07 | 1.43 | 1.65 | 1.21 | 1.12 | 0.78 | 0.37 | 0.51 | 0.99 | 0.64 | 1.38 | 0.28 | |||||||||||||
MAX | 3.20 | 3.22 | 4.90 | 5.14 | 4.22 | 2.88 | 5.19 | 5.16 | 5.05 | 5.12 | 3.01 | 3.66 | 24.64 | |||||||||||||
MIN | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 8.88 | |||||||||||||
YRS | 80 | 79 | 77 | 79 | 76 | 76 | 81 | 79 | 77 | 77 | 79 | 75 | 59 |