YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 82.86 | f | 83.66 | c | 75.65 | d | 67.10 | f | 53.85 | j | 43.53 | m | 79.66 | j |
1963 | 37.50 | a | 46.30 | 57.77 | 67.85 | 75.19 | 78.35 | 83.26 | 83.32 | 76.28 | 70.13 | 56.00 | a | 39.13 | 64.26 | |||||||||||
1964 | 44.18 | 44.38 | 56.16 | 68.03 | 75.76 | 81.12 | 84.45 | 83.92 | 75.07 | 63.42 | 56.87 | 44.50 | f | 66.67 | a | |||||||||||
1965 | 50.21 | 46.20 | 51.50 | a | 69.95 | 72.40 | 79.07 | 83.24 | 80.45 | 77.08 | 65.42 | 60.37 | 50.60 | 65.54 | ||||||||||||
1966 | 35.03 | m | 44.80 | a | 58.74 | 65.38 | 71.16 | 79.12 | 85.32 | 78.71 | 73.77 | 62.27 | 58.53 | a | 44.95 | 65.71 | a | |||||||||
1967 | 46.44 | 49.46 | 63.29 | 71.75 | 73.63 | 80.37 | 82.00 | 79.10 | a | 71.82 | 65.24 | 55.92 | 44.32 | 65.28 | ||||||||||||
1968 | 45.40 | 46.79 | 55.45 | 63.45 | 74.16 | 80.08 | 78.84 | 80.34 | 72.30 | 67.47 | 50.62 | a | 46.94 | 63.49 | ||||||||||||
1969 | 50.57 | a | 50.04 | 50.60 | 66.93 | 72.53 | 81.75 | 85.35 | 83.23 | 74.98 | 63.81 | 52.90 | 50.56 | 65.27 | ||||||||||||
1970 | 44.97 | 50.64 | 52.42 | 66.23 | 71.50 | 77.32 | 82.60 | 81.50 | 74.47 | 62.74 | 52.58 | 53.47 | 64.20 | |||||||||||||
1971 | 49.19 | 51.50 | 59.65 | 65.17 | 74.52 | 79.35 | 80.68 | 74.82 | 73.77 | 65.90 | 55.98 | 51.39 | 65.16 | |||||||||||||
1972 | 48.29 | 52.22 | 63.56 | 71.50 | 71.76 | 79.72 | 80.24 | 78.52 | 76.30 | 66.98 | 49.43 | 46.68 | 65.43 | |||||||||||||
1973 | 41.42 | 47.09 | 58.40 | b | 60.86 | a | 73.00 | 78.50 | 80.13 | 80.69 | 75.55 | a | 69.37 | 60.38 | 49.15 | 64.55 | ||||||||||
1974 | 47.79 | 51.91 | 66.15 | 67.00 | 77.52 | 81.03 | 83.13 | 78.93 | b | 68.27 | 65.35 | 54.08 | 47.06 | 65.69 | ||||||||||||
1975 | 47.48 | 50.28 | a | 57.45 | 65.93 | 72.81 | 81.35 | 78.95 | 80.10 | 71.28 | 66.45 | 56.23 | 48.98 | a | 64.78 | |||||||||||
1976 | 45.98 | 57.86 | a | 60.79 | 67.43 | 69.34 | 79.45 | 76.40 | 79.68 | 72.63 | 60.50 | 48.10 | 44.89 | 63.59 | ||||||||||||
1977 | 41.66 | 51.96 | 58.31 | 64.97 | 75.27 | a | 80.82 | 83.79 | 84.47 | 82.58 | 69.52 | 57.85 | 51.36 | c | 66.88 | |||||||||||
1978 | 41.66 | 45.67 | a | 59.24 | b | 71.07 | 75.00 | e | 79.72 | 84.15 | 79.95 | 73.25 | 65.17 | a | 56.64 | a | 45.13 | a | 64.72 | |||||||
1979 | 39.26 | 48.73 | 57.84 | 67.42 | 72.94 | 78.67 | a | 83.29 | 80.71 | 76.98 | b | 71.24 | 52.77 | 49.05 | b | 64.91 | ||||||||||
1980 | 48.23 | a | 52.55 | a | 57.84 | 64.92 | 73.85 | 85.03 | 87.31 | 82.32 | 76.26 | a | 64.24 | 52.35 | c | 49.69 | 66.22 | |||||||||
1981 | 47.03 | b | 51.63 | a | 53.38 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 77.58 | 72.67 | p | 59.50 | h | 52.91 | h | 58.75 | i | |
1982 | 47.20 | a | 48.29 | 61.87 | 68.04 | c | 73.35 | a | 82.30 | 84.96 | e | 84.84 | 78.84 | e | 67.73 | i | 60.54 | q | 46.31 | o | 69.96 | c | ||||
1983 | 45.88 | c | 51.62 | 57.43 | d | 65.64 | h | 74.91 | h | 79.91 | a | 84.19 | d | 84.22 | f | 78.40 | a | 69.02 | d | 57.77 | 38.84 | c | 62.56 | c | ||
1984 | 41.69 | 52.30 | f | 60.28 | b | 69.03 | k | 77.18 | 80.36 | h | 82.84 | l | 81.81 | w | 77.08 | f | 62.60 | j | ----- | z | ----- | z | 59.72 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.34 | 49.52 | 58.32 | 67.05 | 73.64 | 80.15 | 82.61 | 80.96 | 75.14 | 66.01 | 55.02 | 47.34 | 65.00 | |||||||||||||
S.D. | 3.59 | 3.26 | 3.84 | 2.77 | 2.02 | 1.70 | 2.67 | 2.48 | 3.03 | 2.91 | 3.48 | 4.00 | 0.89 | |||||||||||||
SKEW | -0.57 | 0.41 | -0.18 | -0.08 | 0.05 | 1.04 | -0.58 | -0.36 | 0.10 | 0.08 | -0.32 | -0.74 | 0.18 | |||||||||||||
MAX | 50.57 | 57.86 | 66.15 | 71.75 | 77.52 | 85.03 | 87.31 | 84.84 | 82.58 | 71.24 | 60.38 | 53.47 | 66.88 | |||||||||||||
MIN | 37.50 | 44.38 | 50.60 | 60.86 | 69.34 | 77.32 | 76.40 | 74.82 | 68.27 | 60.50 | 48.10 | 38.84 | 63.49 | |||||||||||||
YRS | 21 | 21 | 21 | 19 | 20 | 20 | 20 | 20 | 22 | 19 | 19 | 18 | 16 |