YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | 67.25 | m | 71.78 | 82.76 | 84.43 | j | 68.94 | c | 68.22 | a | 53.47 | 41.39 | d | 64.43 | f | |||
1966 | 40.38 | a | 40.09 | a | 51.82 | 60.97 | 72.74 | 79.55 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.20 | g | |||
1967 | ----- | z | 47.50 | n | 54.03 | b | 52.91 | c | 66.52 | g | 73.76 | c | 85.48 | b | 85.80 | c | 74.70 | c | 66.05 | c | 53.36 | b | 36.47 | b | 64.73 | c |
1968 | 42.60 | 51.56 | c | 53.72 | d | 56.25 | b | 67.75 | c | 77.65 | c | 81.38 | g | 78.02 | g | 75.31 | a | 64.96 | c | 51.90 | a | 38.57 | b | 58.03 | b | |
1969 | 44.32 | a | 41.66 | c | 48.97 | 61.31 | c | 71.02 | b | 74.40 | d | 83.05 | c | 85.83 | e | 76.35 | c | 58.26 | b | 52.36 | b | 46.35 | e | 61.99 | ||
1970 | 42.53 | a | 52.31 | g | 50.90 | b | 53.77 | f | 69.16 | f | 79.44 | e | 84.70 | a | 82.71 | e | 72.33 | 59.92 | f | 51.46 | b | 40.22 | a | 63.04 | d | |
1971 | 41.20 | c | 46.18 | c | 50.38 | c | 57.06 | e | 61.33 | b | 74.12 | b | 84.34 | c | 81.77 | e | 73.33 | i | 57.57 | c | 48.78 | c | 37.52 | b | 58.20 | a |
1972 | 41.38 | c | 49.17 | c | 59.07 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.27 | j |
1973 | ----- | z | ----- | z | 46.91 | b | 56.29 | a | 70.87 | e | 78.84 | h | 83.75 | c | 81.48 | e | 75.36 | s | 64.27 | c | 47.63 | c | 44.69 | e | 61.99 | d |
1974 | 36.69 | b | 45.12 | b | 52.75 | c | 56.84 | a | 68.92 | e | 81.22 | a | 82.58 | e | 80.88 | g | 76.71 | f | 66.82 | f | 50.25 | n | 40.93 | b | 58.13 | d |
1975 | 41.48 | c | 41.50 | g | 45.93 | b | 49.33 | 63.64 | b | 75.80 | c | 82.20 | a | 78.74 | 76.33 | a | 61.53 | 50.48 | a | 45.84 | c | 61.03 | a | |||
1976 | 44.89 | h | 47.41 | a | 48.15 | 54.10 | 68.63 | a | 74.24 | a | 82.66 | 76.44 | 72.40 | 60.23 | i | 54.73 | j | 44.17 | b | 63.13 | c | |||||
1977 | 41.74 | d | 50.58 | b | 46.11 | c | 60.94 | c | 59.56 | 79.13 | 83.37 | a | 82.88 | a | 72.25 | 66.84 | 53.50 | 46.58 | 61.96 | |||||||
1978 | 43.53 | 45.90 | b | 53.55 | a | 54.65 | 64.19 | 76.97 | 82.35 | 80.48 | 70.90 | a | 68.63 | 47.78 | a | 38.60 | 60.63 | |||||||||
1979 | 34.98 | 41.86 | 50.33 | a | 57.69 | a | 68.38 | a | 77.21 | a | 82.92 | 78.53 | 78.37 | 66.37 | 47.93 | 46.39 | 60.91 | |||||||||
1980 | 44.57 | d | 48.68 | a | 47.21 | 58.60 | a | 64.42 | a | 74.43 | 82.62 | a | 79.73 | 75.12 | 64.65 | a | 52.85 | 50.66 | b | 61.96 | ||||||
1981 | 47.79 | 49.61 | 50.62 | g | 62.98 | 66.94 | 81.05 | 84.84 | 82.07 | d | 75.00 | a | 59.10 | a | 54.65 | 45.77 | 64.53 | a | ||||||||
1982 | 39.69 | 46.54 | a | 48.80 | a | 56.41 | a | 67.10 | 73.38 | 79.90 | 80.06 | 71.93 | 58.77 | a | 47.33 | a | 41.47 | 59.28 | ||||||||
1983 | 44.67 | b | 46.98 | a | 49.32 | 51.03 | a | 65.35 | a | 74.97 | 80.39 | 79.34 | 75.60 | 62.75 | a | 49.83 | 42.35 | 60.22 | ||||||||
1984 | 45.50 | 45.86 | 52.63 | 55.83 | 72.92 | 75.95 | 81.74 | 79.71 | 75.88 | 57.32 | 49.17 | 39.37 | a | 60.99 | ||||||||||||
1985 | 41.87 | 43.00 | 49.21 | 63.50 | a | 68.82 | 80.91 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.28 | g | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.05 | 46.26 | 50.04 | 57.04 | 67.21 | 76.21 | 82.92 | 81.04 | 74.09 | 63.02 | 50.78 | 42.63 | 60.99 | |||||||||||||
S.D. | 3.11 | 3.32 | 2.63 | 3.90 | 3.76 | 2.75 | 1.47 | 2.59 | 2.51 | 3.98 | 2.47 | 3.87 | 0.97 | |||||||||||||
SKEW | -0.53 | -0.28 | 0.02 | -0.11 | -0.34 | 0.46 | -0.27 | 0.40 | -0.38 | -0.17 | -0.03 | 0.21 | -0.46 | |||||||||||||
MAX | 47.79 | 51.56 | 54.03 | 63.50 | 72.92 | 81.22 | 85.48 | 85.83 | 78.37 | 68.63 | 54.65 | 50.66 | 61.99 | |||||||||||||
MIN | 34.98 | 40.09 | 45.93 | 49.33 | 59.56 | 71.78 | 79.90 | 76.44 | 68.94 | 57.32 | 47.33 | 36.47 | 59.28 | |||||||||||||
YRS | 17 | 16 | 18 | 18 | 17 | 17 | 17 | 15 | 15 | 15 | 16 | 18 | 8 |