YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | 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 | 97.03 | 85.60 | 78.97 | 69.64 | b | 58.43 | x | 82.81 | h | |||
1963 | 54.00 | b | 64.79 | 72.45 | 81.57 | 90.42 | 94.40 | 96.84 | 91.90 | 88.30 | 82.48 | 67.93 | 59.77 | 78.74 | ||||||||||||
1964 | 55.58 | 57.34 | 66.45 | 78.00 | 89.42 | 93.27 | 96.00 | 94.19 | 87.63 | 80.06 | 68.45 | a | 54.12 | g | 78.76 | a | ||||||||||
1965 | 62.13 | 60.50 | 67.48 | 81.37 | 87.03 | 93.00 | 96.35 | 93.13 | 87.50 | 80.58 | 74.07 | 60.42 | 78.63 | |||||||||||||
1966 | 56.23 | 58.00 | 73.32 | 79.07 | 88.13 | 92.83 | 96.42 | 90.90 | 87.53 | 78.32 | 72.63 | 61.52 | d | 77.91 | ||||||||||||
1967 | 60.70 | a | 65.25 | 77.71 | 80.37 | 84.48 | 92.57 | 94.68 | 92.00 | 86.10 | 82.58 | 68.57 | 54.71 | 78.31 | ||||||||||||
1968 | 55.13 | 64.03 | 66.55 | 77.07 | 87.68 | 96.03 | 91.71 | 89.55 | 87.03 | 82.81 | 62.53 | k | 58.06 | 77.79 | a | |||||||||||
1969 | 64.13 | 65.14 | 65.58 | 82.67 | 88.55 | 94.77 | 95.71 | 97.48 | 88.97 | 80.29 | 65.33 | 59.85 | d | 79.04 | ||||||||||||
1970 | 59.39 | 62.86 | 67.10 | 78.80 | 86.71 | 92.67 | 94.58 | 93.81 | 86.33 | 73.48 | 69.67 | 66.42 | 77.65 | |||||||||||||
1971 | 62.26 | 65.82 | 74.00 | 77.97 | 85.74 | 94.63 | 94.61 | 90.39 | 89.10 | 76.68 | 68.23 | 56.91 | h | 79.95 | a | |||||||||||
1972 | 60.94 | 66.72 | 78.94 | 82.90 | 85.84 | 91.50 | 94.58 | 89.90 | 85.13 | 79.84 | 62.83 | 60.19 | 78.28 | |||||||||||||
1973 | 53.61 | 58.11 | 67.71 | 74.30 | 84.29 | 92.40 | 92.55 | 91.97 | 89.57 | 81.84 | 71.47 | 62.00 | 76.65 | |||||||||||||
1974 | 60.61 | 64.07 | 76.68 | 79.97 | 88.81 | 96.30 | 92.87 | 88.90 | 81.77 | 77.00 | 64.93 | 55.03 | 77.25 | |||||||||||||
1975 | 56.23 | 61.71 | 70.23 | 75.23 | 83.90 | 94.20 | 91.63 | a | 92.39 | 84.50 | 80.97 | 70.14 | a | 60.68 | 76.82 | |||||||||||
1976 | 58.55 | 69.17 | 73.16 | 80.20 | 82.87 | 94.37 | 91.23 | 93.26 | 83.93 | 71.78 | d | ----- | z | ----- | z | 79.85 | b | |||||||||
1977 | ----- | z | ----- | z | 68.06 | 78.57 | 86.03 | 95.63 | 95.23 | 96.23 | 91.23 | d | ----- | z | ----- | z | ----- | z | 87.28 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 58.53 | 63.11 | 71.03 | 79.20 | 86.66 | 93.90 | 94.33 | 92.69 | 86.89 | 79.18 | 68.76 | 59.88 | 77.93 | |||||||||||||
S.D. | 3.39 | 3.55 | 4.46 | 2.49 | 2.20 | 1.43 | 1.88 | 2.59 | 2.38 | 3.27 | 3.12 | 3.23 | 0.82 | |||||||||||||
SKEW | 0.01 | -0.28 | 0.42 | -0.36 | -0.04 | 0.15 | -0.39 | 0.46 | -0.29 | -0.98 | -0.21 | 0.11 | -0.30 | |||||||||||||
MAX | 64.13 | 69.17 | 78.94 | 82.90 | 90.42 | 96.30 | 96.84 | 97.48 | 91.23 | 82.81 | 74.07 | 66.42 | 79.04 | |||||||||||||
MIN | 53.61 | 57.34 | 65.58 | 74.30 | 82.87 | 91.50 | 91.23 | 88.90 | 81.77 | 71.78 | 62.83 | 54.71 | 76.65 | |||||||||||||
YRS | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 15 | 13 | 11 | 10 |