YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1930 | 0.22 | b | 0.00 | 0.91 | a | 0.42 | 3.78 | 0.10 | 3.40 | 3.94 | 2.75 | 3.51 | 1.40 | 0.30 | 20.73 | |||||||||||
1931 | 0.00 | 0.10 | a | 0.90 | a | 1.82 | 2.87 | 0.33 | 2.72 | 4.27 | 2.47 | 0.48 | 0.50 | 0.00 | 16.46 | |||||||||||
1932 | 0.79 | 0.30 | 0.24 | 1.63 | 2.73 | 3.15 | 2.83 | 0.25 | 1.83 | 0.35 | a | 0.22 | b | 0.28 | 14.60 | |||||||||||
1933 | 0.00 | 0.00 | 0.30 | 0.18 | 1.63 | 1.68 | 2.44 | 3.66 | 0.20 | 0.00 | 0.19 | 0.75 | 11.03 | |||||||||||||
1934 | 0.31 | 0.90 | 0.00 | 0.13 | 0.04 | 0.29 | 1.97 | 2.46 | 0.62 | 0.21 | 0.88 | 0.00 | 7.81 | |||||||||||||
1935 | 0.51 | 0.06 | 0.00 | 0.00 | 2.96 | 0.95 | 1.85 | 2.53 | 0.65 | 0.32 | 0.35 | 0.04 | 10.22 | |||||||||||||
1936 | 0.45 | 0.00 | 0.00 | 0.14 | 3.42 | 1.51 | 2.47 | 0.53 | 2.11 | 0.16 | 0.06 | 0.05 | 10.90 | |||||||||||||
1937 | 0.10 | 0.12 | 0.42 | 0.54 | 0.50 | 4.11 | 1.79 | 1.63 | 2.28 | 0.44 | 0.17 | a | 0.12 | 12.22 | ||||||||||||
1938 | 0.00 | 0.48 | 0.53 | 1.03 | 1.47 | 1.52 | 2.09 | 2.65 | 3.24 | 1.30 | 0.51 | 0.32 | 15.14 | |||||||||||||
1939 | 1.23 | 0.48 | 0.60 | 1.31 | 1.32 | 0.69 | 1.08 | 0.86 | 2.21 | 0.42 | 0.20 | 0.50 | 10.90 | |||||||||||||
1940 | 1.70 | 1.01 | 1.16 | 0.66 | 2.53 | 0.39 | 1.59 | 2.94 | 2.21 | 0.00 | 1.96 | a | 0.61 | 16.76 | ||||||||||||
1941 | 0.99 | 0.03 | 2.39 | 1.66 | 3.88 | 2.09 | 3.61 | 1.97 | 6.45 | 2.17 | 0.10 | 0.49 | 25.83 | |||||||||||||
1942 | 0.38 | 0.00 | 1.03 | 6.42 | 0.00 | 3.25 | 2.27 | 4.35 | 4.80 | 3.19 | 0.05 | 0.10 | 25.84 | |||||||||||||
1943 | 0.00 | 0.00 | ----- | z | 0.00 | 1.05 | 0.76 | 0.78 | 5.33 | 0.12 | 0.00 | 0.50 | ----- | z | 8.54 | b | ||||||||||
1944 | 0.60 | 0.15 | 0.00 | 2.78 | 2.49 | 0.50 | 2.59 | 3.72 | 0.47 | 2.00 | 0.79 | 0.00 | 16.09 | |||||||||||||
1945 | 0.56 | 0.40 | 0.00 | 0.08 | 0.35 | 0.34 | 3.63 | 8.70 | 1.11 | 0.00 | 0.00 | 0.00 | 15.17 | |||||||||||||
1946 | 0.01 | 0.30 | 2.44 | 1.37 | 2.56 | 0.73 | 3.98 | 6.18 | 1.17 | 3.55 | 1.25 | 0.20 | 23.74 | |||||||||||||
1947 | 0.06 | 0.11 | 0.30 | 0.10 | 2.91 | 0.96 | 4.92 | 2.84 | 0.20 | 0.67 | 0.10 | 1.25 | 14.42 | |||||||||||||
1948 | 1.39 | 0.54 | 0.38 | 0.29 | 2.32 | 4.38 | 1.42 | 2.42 | 0.93 | 0.71 | 0.91 | 0.00 | 15.69 | |||||||||||||
1949 | 0.33 | 0.03 | 0.79 | 0.70 | 3.06 | 4.91 | 5.31 | 3.09 | 1.69 | 0.00 | 0.00 | 0.01 | 19.92 | |||||||||||||
1950 | 0.25 | 0.15 | 0.00 | 0.23 | 0.19 | 2.82 | 9.35 | 1.78 | 3.81 | 0.50 | 0.12 | 0.19 | 19.39 | |||||||||||||
1951 | 0.65 | 0.09 | 0.55 | 0.96 | 3.23 | 1.54 | 3.76 | 3.61 | 0.14 | 0.26 | 0.43 | 0.05 | 15.27 | |||||||||||||
1952 | 0.64 | 0.51 | 0.47 | 1.66 | 1.29 | 1.18 | 2.36 | 5.64 | 1.41 | 0.00 | 0.17 | 0.25 | 15.58 | |||||||||||||
1953 | 0.26 | 0.17 | 0.25 | 0.73 | 0.99 | 1.13 | 2.38 | 2.63 | 0.47 | 0.43 | 1.40 | 0.54 | 11.38 | |||||||||||||
1954 | 0.19 | 0.16 | 0.09 | 0.05 | 2.33 | 0.97 | 2.45 | 2.04 | 0.21 | 3.19 | 0.00 | 0.11 | 11.79 | |||||||||||||
1955 | 0.00 | 0.08 | 0.69 | 1.87 | 5.88 | 0.15 | 3.92 | 7.61 | 1.68 | 0.38 | 0.13 | 0.07 | 22.46 | |||||||||||||
1956 | 0.09 | 0.22 | 0.11 | 0.28 | 1.39 | 1.30 | 2.10 | 3.09 | 0.00 | 0.04 | 0.17 | 0.00 | 8.79 | |||||||||||||
1957 | 0.00 | 0.00 | 1.94 | a | 1.48 | 1.76 | 0.69 | 3.64 | 4.04 | 0.38 | 4.77 | 0.88 | 0.00 | 19.58 | ||||||||||||
1958 | 0.15 | 0.40 | 0.67 | 0.62 | 5.25 | 1.46 | 5.92 | 1.35 | 2.83 | 0.27 | 0.20 | 0.20 | 19.32 | |||||||||||||
1959 | 0.23 | 0.13 | 0.32 | 0.19 | 3.04 | 1.71 | 2.63 | 5.48 | 0.21 | 2.31 | 0.03 | 0.09 | 16.37 | |||||||||||||
1960 | 0.65 | 0.33 | 0.13 | 0.40 | 1.44 | 2.67 | 3.03 | 2.48 | 1.64 | 2.21 | 0.03 | 0.95 | 15.96 | |||||||||||||
1961 | 0.00 | 0.41 | 0.27 | 0.76 | c | 0.70 | 1.84 | 3.73 | 6.61 | 2.73 | 0.34 | 0.48 | 0.14 | 18.01 | ||||||||||||
1962 | 0.57 | 0.04 | 0.13 | 0.07 | 2.95 | 3.12 | 6.18 | 1.50 | 0.74 | 0.05 | 0.21 | 0.14 | 15.70 | |||||||||||||
1963 | 0.09 | 0.17 | 0.04 | 0.00 | 2.04 | 1.93 | 1.41 | 4.69 | 3.31 | 0.17 | 0.00 | 0.20 | 14.05 | |||||||||||||
1964 | 0.00 | 0.22 | 0.01 | 0.38 | 2.35 | 0.94 | 3.85 | 1.40 | 2.08 | 0.00 | 0.65 | 0.22 | 12.10 | |||||||||||||
1965 | 0.10 | 0.07 | 0.40 | 1.43 | 3.10 | 3.42 | 2.46 | 3.48 | 1.55 | 1.02 | 0.00 | 0.52 | 17.55 | |||||||||||||
1966 | 0.19 | 0.08 | 0.00 | 1.21 | 0.89 | 1.85 | 5.71 | 2.90 | 2.01 | 0.66 | 0.00 | 0.17 | 15.67 | |||||||||||||
1967 | 0.09 | 0.04 | 0.06 | 0.37 | 1.98 | 3.15 | 4.52 | 3.37 | 1.52 | 0.04 | ----- | z | ----- | z | 15.14 | b | ||||||||||
1968 | 0.18 | ----- | z | 0.00 | d | 0.51 | 0.87 | 1.05 | 4.35 | 2.31 | 0.63 | 0.07 | ----- | z | ----- | z | 9.97 | c | ||||||||
1969 | 0.00 | 0.62 | 0.84 | 0.66 | 2.82 | 3.02 | 3.62 | 3.38 | 2.46 | 1.21 | 0.14 | 0.18 | b | 18.95 | ||||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.35 | 0.23 | 0.50 | 0.88 | 2.16 | 1.71 | 3.25 | 3.34 | 1.68 | 0.93 | 0.40 | 0.24 | 15.98 | |||||||||||||
S.D. | 0.41 | 0.25 | 0.61 | 1.12 | 1.32 | 1.24 | 1.65 | 1.85 | 1.38 | 1.23 | 0.48 | 0.29 | 4.39 | |||||||||||||
SKEW | 1.59 | 1.48 | 1.88 | 3.24 | 0.53 | 0.81 | 1.41 | 0.89 | 1.23 | 1.53 | 1.56 | 1.77 | 0.40 | |||||||||||||
MAX | 1.70 | 1.01 | 2.44 | 6.42 | 5.88 | 4.91 | 9.35 | 8.70 | 6.45 | 4.77 | 1.96 | 1.25 | 25.84 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.10 | 0.78 | 0.25 | 0.00 | 0.00 | 0.00 | 0.00 | 7.81 | |||||||||||||
YRS | 40 | 39 | 39 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 38 | 37 | 37 |