YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | 0.98 | 0.10 | 1.14 | 0.48 | 0.70 | 0.20 | 2.16 | 5.12 | 0.00 | 1.05 | 1.53 | 0.45 | 13.91 | |||||||||||||
1940 | 1.32 | 0.81 | 0.48 | 0.40 | 1.03 | 1.44 | 1.41 | 2.40 | 0.00 | 2.44 | ----- | z | ----- | z | 11.73 | b | ||||||||||
1941 | 0.32 | 2.12 | 2.52 | 1.93 | 3.04 | 3.59 | 5.22 | 4.39 | 14.74 | 3.46 | 0.19 | 0.95 | 42.47 | |||||||||||||
1942 | 0.13 | 0.83 | 0.05 | 2.66 | 0.17 | 1.92 | 3.19 | 6.78 | 0.91 | 1.84 | 0.10 | 2.44 | 21.02 | |||||||||||||
1943 | 0.54 | 0.00 | 0.28 | 0.15 | 1.39 | 5.59 | 2.30 | 0.13 | 2.49 | 0.00 | 0.95 | 2.54 | 16.36 | |||||||||||||
1944 | 1.33 | 2.12 | 0.01 | 0.00 | 0.33 | 1.53 | 2.93 | 3.88 | 4.92 | 0.30 | 0.56 | 1.01 | 18.92 | |||||||||||||
1945 | 0.95 | 0.00 | 1.12 | 0.16 | 0.00 | 0.08 | 3.65 | 4.83 | 0.70 | 3.70 | 0.00 | 0.20 | 15.39 | |||||||||||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1987 | 0.25 | m | 1.70 | 1.76 | 0.72 | 2.71 | 3.96 | 1.93 | 2.34 | 1.26 | 0.52 | 1.26 | 0.91 | 19.07 | a | |||||||||||
1988 | 0.26 | 0.63 | 0.10 | 1.68 | 1.02 | 0.31 | 5.27 | 2.96 | 1.40 | 0.30 | 0.58 | 0.18 | 14.69 | |||||||||||||
1989 | 0.22 | 1.22 | 0.28 | 0.00 | 1.01 | 0.80 | 3.03 | 3.79 | 1.26 | 0.05 | 0.00 | 0.48 | 12.14 | |||||||||||||
1990 | 0.12 | 0.61 | 1.02 | 0.22 | 0.22 | 0.00 | 4.18 | 5.13 | 7.49 | 3.97 | ----- | z | 0.63 | 23.59 | a | |||||||||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.82 | 5.25 | 7.86 | 6.52 | 0.34 | 1.84 | 2.87 | 25.50 | e | |||||||
1992 | 3.44 | 0.23 | 0.50 | 1.05 | 3.98 | 0.94 | 2.47 | 3.76 | 0.66 | 0.68 | 0.47 | 0.28 | 18.46 | |||||||||||||
1993 | 0.94 | 0.83 | 0.17 | 0.27 | 0.26 | 0.93 | 4.76 | 1.18 | 0.77 | 0.94 | 0.77 | 0.28 | 12.10 | |||||||||||||
1994 | 0.20 | a | 0.50 | 0.60 | 0.41 | 1.92 | 0.72 | 1.97 | 0.78 | 2.00 | 1.75 | 2.04 | 1.08 | 13.97 | ||||||||||||
1995 | 1.27 | 1.42 | 0.98 | 0.07 | 0.41 | 2.81 | 1.81 | 3.44 | 3.04 | 0.04 | 0.12 | 1.63 | 17.04 | |||||||||||||
1996 | 0.18 | a | 0.71 | 0.00 | 0.84 | 0.00 | 5.97 | 1.48 | 6.12 | 3.23 | 0.41 | 0.83 | 0.40 | 20.17 | ||||||||||||
1997 | 0.62 | 0.56 | a | 0.28 | 0.87 | 1.23 | 1.32 | 1.39 | 2.13 | 2.15 | 2.08 | 1.50 | 3.38 | a | 17.51 | |||||||||||
1998 | 0.11 | 0.64 | 0.33 | 0.05 | 0.08 | 0.22 | 1.44 | 4.83 | 0.23 | 2.41 | a | 1.06 | 0.73 | 12.13 | ||||||||||||
1999 | 0.32 | 0.00 | 0.26 | 0.20 | 2.06 | 2.50 | 3.31 | 1.96 | 2.42 | 0.90 | 0.00 | 0.69 | 14.62 | |||||||||||||
2000 | 0.09 | 0.51 | 0.00 | 0.18 | 0.02 | 1.88 | 0.82 | 1.67 | 0.00 | g | 3.01 | 2.68 | 0.56 | 11.42 | a | |||||||||||
2001 | 0.83 | 0.66 | e | 0.80 | 0.14 | 0.55 | 0.89 | 2.64 | 1.86 | 2.19 | 0.00 | 0.85 | 0.58 | 11.99 | ||||||||||||
2002 | 0.08 | 0.38 | 0.66 | 0.28 | 0.14 | 0.14 | 3.95 | 1.82 | 0.25 | 2.24 | 0.19 | 1.43 | 11.56 | |||||||||||||
2003 | 0.12 | 1.07 | f | 1.11 | 0.00 | 0.01 | f | 0.83 | 0.83 | d | 1.15 | a | 0.76 | 4.67 | 0.65 | 0.00 | 10.12 | b | ||||||||
2004 | 0.73 | 0.43 | 1.66 | 2.81 | 0.54 | 1.28 | 6.52 | 5.34 | 6.41 | a | 1.46 | 4.51 | 0.54 | 32.23 | ||||||||||||
2005 | 0.55 | 3.07 | 0.77 | 0.04 | 1.99 | 0.00 | 1.62 | a | 6.38 | 1.89 | 3.24 | 0.00 | 0.75 | 20.30 | ||||||||||||
2006 | 0.02 | n | 0.46 | a | 1.12 | 0.05 | 0.04 | 2.25 | 3.55 | 8.95 | 5.95 | 1.61 | 0.22 | a | 0.46 | 24.66 | a | |||||||||
2007 | 2.18 | a | 0.55 | 0.60 | 2.24 | 2.47 | 1.54 | e | 4.35 | 3.57 | a | 3.11 | a | 0.04 | 0.45 | 0.96 | f | 21.10 | a | |||||||
2008 | 0.01 | d | 0.00 | 0.09 | 0.00 | 0.10 | 1.56 | 7.02 | d | 3.19 | c | 4.45 | 2.34 | a | 0.00 | 0.13 | 18.89 | |||||||||
2009 | 0.00 | e | 0.22 | j | 0.16 | p | 0.01 | f | 0.00 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.66 | 0.78 | 0.67 | 0.64 | 1.02 | 1.59 | 3.12 | 3.72 | 2.90 | 1.58 | 0.86 | 0.95 | 17.90 | |||||||||||||
S.D. | 0.77 | 0.74 | 0.61 | 0.84 | 1.09 | 1.54 | 1.67 | 2.17 | 3.15 | 1.37 | 1.01 | 0.89 | 7.31 | |||||||||||||
SKEW | 2.06 | 1.48 | 1.19 | 1.48 | 1.12 | 1.46 | 0.64 | 0.52 | 2.10 | 0.57 | 1.97 | 1.45 | 2.17 | |||||||||||||
MAX | 3.44 | 3.07 | 2.52 | 2.81 | 3.98 | 5.97 | 7.02 | 8.95 | 14.74 | 4.67 | 4.51 | 3.38 | 42.47 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.82 | 0.13 | 0.00 | 0.00 | 0.00 | 0.00 | 11.56 | |||||||||||||
YRS | 27 | 27 | 28 | 28 | 27 | 29 | 29 | 29 | 28 | 29 | 27 | 27 | 21 |