YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.53 | 0.13 | 0.44 | 0.37 | 1.47 | h | ||||
1940 | ----- | z | 0.76 | 0.77 | 0.93 | 2.02 | 0.39 | 0.79 | 0.23 | 1.32 | 0.09 | 2.12 | 0.15 | 9.57 | a | |||||||||||
1941 | 0.84 | 0.05 | 1.53 | 2.06 | 2.67 | 2.41 | 1.72 | 2.80 | 3.00 | 1.91 | 0.13 | 1.10 | 20.22 | |||||||||||||
1942 | 0.24 | 0.20 | 1.24 | 6.14 | 0.68 | 1.46 | 1.11 | 1.89 | 4.03 | 3.43 | 0.14 | 3.19 | 23.75 | |||||||||||||
1943 | 0.10 | 0.16 | 0.06 | 0.55 | 0.97 | 1.20 | 1.33 | 2.47 | 0.19 | 0.01 | 0.23 | 1.26 | 8.53 | |||||||||||||
1944 | 1.22 | a | 0.19 | 0.95 | a | 4.68 | 3.60 | 1.00 | 0.76 | 1.04 | 0.32 | 1.36 | 1.15 | 0.66 | 16.93 | |||||||||||
1945 | 0.68 | 0.96 | 0.35 | 1.65 | 1.56 | 0.65 | 2.02 | ----- | z | 1.62 | 1.26 | a | 0.10 | 0.04 | 10.89 | a | ||||||||||
1946 | 0.36 | 0.60 | ----- | z | 0.65 | 1.22 | 1.53 | 0.58 | 2.77 | 1.29 | 1.40 | 2.35 | 0.04 | 12.79 | a | |||||||||||
1947 | 0.60 | 0.43 | 1.53 | a | 1.94 | 1.37 | 0.86 | 2.44 | 1.59 | 1.00 | 0.15 | 0.13 | 1.10 | 13.14 | ||||||||||||
1948 | 0.87 | 0.86 | 2.18 | 0.26 | 2.28 | 4.36 | 0.75 | 2.26 | 1.91 | 0.06 | 0.61 | 0.19 | 16.59 | |||||||||||||
1949 | 0.49 | 0.06 | 0.85 | 1.71 | 2.63 | 6.13 | 1.85 | 1.44 | 1.60 | 0.38 | 0.31 | 0.16 | 17.61 | |||||||||||||
1950 | 0.22 | 0.30 | 0.06 | 0.54 | 1.23 | 0.46 | 4.75 | 1.52 | 2.09 | 0.40 | 0.10 | 0.33 | 12.00 | |||||||||||||
1951 | 0.91 | 0.26 | 0.77 | 1.20 | 1.64 | 4.08 | 3.20 | 4.09 | 0.18 | 0.69 | 0.38 | 0.21 | 17.61 | |||||||||||||
1952 | 0.20 | 1.38 | 1.11 | 1.94 | 1.23 | 0.04 | 1.48 | 0.24 | 2.23 | 0.00 | 0.78 | 0.41 | 11.04 | |||||||||||||
1953 | 0.57 | 0.26 | 0.24 | 0.77 | 1.74 | 1.61 | 5.12 | 3.95 | 0.66 | 0.32 | 1.17 | 1.16 | 17.57 | |||||||||||||
1954 | 0.41 | 0.31 | 0.40 | 0.29 | 2.62 | 0.04 | 1.90 | 1.44 | 0.58 | 1.50 | 0.15 | 0.95 | 10.59 | |||||||||||||
1955 | 0.10 | 0.44 | 0.74 | 1.06 | 5.20 | 0.27 | 0.82 | 4.41 | 1.32 | 0.23 | 0.25 | 0.00 | a | 14.84 | ||||||||||||
1956 | 0.16 | 0.50 | 0.55 | 0.57 | 0.52 | 2.10 | 1.99 | 2.23 | 0.00 | 0.05 | 0.67 | 0.05 | c | 9.39 | ||||||||||||
1957 | 0.05 | 0.00 | 1.93 | a | 4.54 | 3.59 | 1.10 | 1.15 | 0.74 | 0.43 | 1.58 | 1.19 | a | 0.07 | 16.37 | |||||||||||
1958 | 0.52 | 0.29 | 0.73 | 0.96 | 3.01 | 1.41 | 2.83 | 3.35 | 0.45 | 0.35 | 0.40 | 0.75 | a | 15.05 | ||||||||||||
1959 | 0.94 | 0.13 | 1.32 | 0.67 | 2.35 | 0.14 | 1.47 | 1.73 | 0.68 | 0.87 | 0.49 | 0.71 | 11.50 | |||||||||||||
1960 | 1.69 | 1.30 | 0.52 | 1.44 | 0.00 | 0.47 | 3.33 | 0.64 | 1.96 | 3.35 | 0.05 | 0.88 | a | 15.63 | ||||||||||||
1961 | 0.05 | 1.11 | 0.93 | 0.65 | 1.55 | 1.95 | 1.97 | 0.47 | 1.08 | 0.86 | 1.12 | 0.14 | 11.88 | |||||||||||||
1962 | 0.77 | 0.33 | 0.22 | 0.95 | 0.43 | 1.31 | 2.68 | 0.11 | 0.16 | 0.20 | 0.66 | 0.18 | 8.00 | |||||||||||||
1963 | 0.05 | 0.62 | 0.20 | 0.00 | 0.52 | 0.78 | 1.27 | 2.64 | 1.08 | 0.18 | 0.15 | 0.16 | 7.65 | |||||||||||||
1964 | 0.34 | 1.14 | 0.08 | 0.67 | 2.02 | 0.21 | 0.77 | 0.92 | ----- | z | 0.00 | 0.85 | 0.25 | 7.25 | a | |||||||||||
1965 | 0.38 | 0.17 | 0.00 | 0.69 | 1.33 | 3.64 | 2.51 | 2.17 | 1.00 | 0.62 | 0.00 | 0.20 | 12.71 | |||||||||||||
1966 | 0.81 | 0.16 | 0.28 | 0.30 | 1.56 | 0.80 | 3.77 | 1.89 | 3.17 | 0.75 | 0.00 | 0.32 | 13.81 | |||||||||||||
1967 | 0.33 | 0.00 | 0.19 | 0.50 | 1.06 | 2.95 | 2.04 | 2.42 | 0.48 | 0.82 | 0.29 | 1.01 | c | 12.09 | ||||||||||||
1968 | 0.13 | 0.27 | 0.78 | 1.38 | 1.36 | 0.30 | 3.18 | 1.17 | 0.39 | 0.68 | 0.64 | 0.40 | 10.68 | |||||||||||||
1969 | 0.11 | 0.26 | 1.79 | 3.04 | 3.52 | 2.85 | 1.38 | 0.38 | 0.63 | 1.65 | 0.40 | 0.72 | 16.73 | |||||||||||||
1970 | 0.05 | 0.05 | 1.03 | 0.91 | b | 0.48 | 1.29 | 2.10 | 1.16 | 1.24 | 1.74 | 0.62 | 0.00 | 10.67 | ||||||||||||
1971 | 0.23 | 0.55 | 0.55 | 0.75 | 2.27 | 0.56 | 2.69 | ----- | z | 1.56 | 1.54 | 0.93 | 0.34 | 11.97 | a | |||||||||||
1972 | 0.26 | 0.18 | 0.53 | 0.37 | 0.90 | 0.63 | 1.44 | 0.25 | 1.93 | 0.51 | 1.88 | 0.22 | 9.10 | |||||||||||||
1973 | 0.83 | 0.00 | 4.81 | 1.46 | 1.58 | 0.46 | 3.17 | 0.00 | 1.85 | 0.00 | 0.53 | 2.58 | 17.27 | |||||||||||||
1974 | 0.49 | 0.45 | 0.85 | 0.80 | 0.81 | 0.50 | 0.25 | 0.53 | 0.47 | 1.50 | 0.80 | 0.40 | 7.85 | |||||||||||||
1975 | 0.53 | 0.18 | 1.15 | 0.34 | 1.25 | 1.41 | 1.21 | 1.03 | 1.25 | 0.00 | 0.56 | 0.25 | 9.16 | |||||||||||||
1976 | 0.42 | 0.45 | 0.45 | 0.83 | 1.08 | 1.87 | 1.15 | 1.40 | 1.70 | 2.18 | 0.50 | 0.08 | 12.11 | |||||||||||||
1977 | 0.00 | 0.58 | 0.03 | 0.95 | 2.20 | 1.38 | 4.45 | 2.28 | 0.18 | 0.00 | 0.83 | 0.10 | 12.98 | |||||||||||||
1978 | 0.36 | 0.30 | 0.13 | 0.10 | 3.45 | 2.37 | 1.66 | 0.92 | 0.53 | 0.32 | a | 0.31 | 0.13 | 10.58 | ||||||||||||
1979 | 0.96 | 0.23 | 1.48 | 1.23 | 4.60 | 1.58 | 2.02 | 3.79 | 2.15 | 2.09 | 0.85 | 0.68 | 21.66 | |||||||||||||
1980 | 0.85 | 0.20 | 0.77 | 3.80 | 2.10 | 0.10 | 1.68 | 1.11 | 0.92 | ----- | z | ----- | z | ----- | z | 11.53 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.48 | 0.41 | 0.85 | 1.32 | 1.86 | 1.43 | 2.02 | 1.68 | 1.20 | 0.86 | 0.62 | 0.54 | 13.52 | |||||||||||||
S.D. | 0.37 | 0.36 | 0.85 | 1.33 | 1.15 | 1.32 | 1.15 | 1.18 | 0.90 | 0.88 | 0.55 | 0.65 | 4.06 | |||||||||||||
SKEW | 1.00 | 1.25 | 2.66 | 2.06 | 0.94 | 1.61 | 0.94 | 0.63 | 1.06 | 1.21 | 1.50 | 2.46 | 0.56 | |||||||||||||
MAX | 1.69 | 1.38 | 4.81 | 6.14 | 5.20 | 6.13 | 5.12 | 4.41 | 4.03 | 3.43 | 2.35 | 3.19 | 23.75 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.65 | |||||||||||||
YRS | 40 | 41 | 40 | 41 | 41 | 41 | 41 | 39 | 41 | 41 | 41 | 41 | 35 |