YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.37 | a | 41.27 | 27.68 | 21.73 | 17.71 | c | 30.35 | g | |||
1940 | 10.11 | c | 11.45 | 17.06 | 22.96 | f | 32.65 | 40.70 | 44.46 | c | 41.42 | e | 40.15 | c | 30.61 | 17.34 | a | 16.04 | c | 27.45 | a | |||||
1941 | 11.21 | c | 15.28 | c | 15.79 | c | 19.36 | b | 31.19 | d | 33.24 | e | 40.83 | h | 42.88 | f | 36.39 | g | 28.19 | 18.47 | 13.14 | c | 20.65 | c | ||
1942 | 8.60 | a | 1.96 | 7.23 | 26.43 | 28.88 | f | 37.23 | 45.17 | a | 43.65 | 37.63 | 28.58 | 20.67 | 13.80 | a | 24.63 | a | ||||||||
1943 | 11.79 | b | 13.18 | 15.52 | 27.53 | 30.71 | c | 37.33 | 44.37 | a | 45.58 | 38.30 | j | 33.61 | 19.69 | a | 12.21 | c | 26.50 | a | ||||||
1944 | 10.81 | 11.41 | 11.71 | 19.70 | 30.03 | 35.77 | 43.13 | 44.03 | 38.53 | 31.42 | ----- | z | ----- | z | 27.65 | b | ||||||||||
1945 | 9.61 | 13.79 | 14.23 | 18.07 | 30.29 | 34.57 | 43.87 | 45.45 | 37.80 | 29.32 | 15.37 | 6.39 | 24.90 | |||||||||||||
1946 | 6.42 | 8.57 | 16.43 | a | 28.30 | 28.87 | 38.93 | 44.57 | a | 44.48 | 38.83 | 27.20 | a | 16.47 | 13.81 | 26.07 | ||||||||||
1947 | 6.16 | 12.54 | 13.90 | 22.90 | a | 31.55 | 35.83 | 44.23 | 43.97 | 39.83 | 30.84 | 14.27 | 11.42 | 25.62 | ||||||||||||
1948 | 10.06 | 12.07 | 11.62 | b | 23.93 | 32.16 | 36.66 | a | 42.74 | 43.03 | 40.80 | 29.68 | 11.80 | 9.55 | 25.34 | |||||||||||
1949 | 7.74 | 7.57 | 15.97 | 21.10 | j | 31.68 | 36.57 | 43.68 | 43.52 | 38.30 | 27.81 | 25.33 | 10.94 | 26.28 | a | |||||||||||
1950 | 9.33 | a | 15.43 | 14.23 | 25.30 | 28.74 | 37.47 | 43.39 | 41.23 | 37.13 | 34.65 | 21.33 | 17.16 | 27.12 | ||||||||||||
1951 | 10.71 | 11.11 | 12.71 | 21.93 | 30.87 | 36.80 | 46.81 | ----- | z | ----- | z | 27.81 | e | 15.43 | 10.42 | 22.46 | b | |||||||||
1952 | 10.00 | 9.31 | 9.62 | b | 24.73 | 31.35 | 38.47 | 44.58 | 44.45 | 38.70 | 32.10 | 15.53 | 10.35 | 25.77 | ||||||||||||
1953 | 11.55 | 9.25 | 16.71 | 21.73 | 27.42 | 39.53 | 46.48 | 43.74 | 38.17 | 30.06 | 20.48 | a | 9.90 | 26.25 | ||||||||||||
1954 | 14.03 | b | 17.61 | 14.35 | 28.87 | 32.58 | 38.83 | 46.87 | 42.32 | 39.47 | 31.84 | 22.73 | 13.39 | 28.57 | ||||||||||||
1955 | 7.83 | a | 5.23 | b | 13.55 | 19.53 | 30.29 | 36.20 | 42.48 | 43.90 | 31.77 | 26.68 | 17.57 | 12.65 | 23.97 | |||||||||||
1956 | 15.13 | 8.45 | 14.84 | 22.10 | a | ----- | z | ----- | z | ----- | z | 41.94 | 39.63 | 28.65 | 13.03 | a | 11.87 | 21.74 | c | |||||||
1957 | 11.80 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 10.07 | 10.84 | 13.85 | 23.36 | 30.69 | 37.13 | 44.45 | 43.51 | 38.53 | 29.82 | 18.07 | 12.40 | 25.96 | |||||||||||||
S.D. | 2.38 | 3.89 | 2.63 | 3.44 | 1.48 | 1.89 | 1.38 | 1.27 | 2.21 | 2.26 | 3.68 | 2.87 | 1.32 | |||||||||||||
SKEW | 0.32 | -0.44 | -1.04 | 0.13 | -0.68 | -0.10 | 0.53 | -0.27 | -1.87 | 0.58 | 0.15 | 0.10 | 0.59 | |||||||||||||
MAX | 15.13 | 17.61 | 17.06 | 28.87 | 32.65 | 40.70 | 46.87 | 45.58 | 41.27 | 34.65 | 25.33 | 17.71 | 28.57 | |||||||||||||
MIN | 6.16 | 1.96 | 7.23 | 18.07 | 27.42 | 33.24 | 42.48 | 41.23 | 31.77 | 26.68 | 11.80 | 6.39 | 23.97 | |||||||||||||
YRS | 17 | 17 | 17 | 15 | 15 | 16 | 15 | 16 | 15 | 18 | 17 | 17 | 9 |