YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.88 | n | 97.07 | a | 92.55 | b | 87.77 | 77.55 | 61.19 | c | 53.84 | 78.33 | f | |||
1964 | 52.17 | g | 53.52 | d | ----- | z | 69.24 | a | ----- | z | 88.34 | a | 97.06 | 93.48 | 86.27 | 82.68 | 58.07 | 53.90 | 75.84 | c | ||||||
1965 | 54.84 | 56.64 | 58.48 | 65.67 | 75.52 | 84.46 | f | 95.32 | 94.77 | 83.90 | a | 80.19 | 64.21 | a | 52.13 | a | 71.06 | a | ||||||||
1966 | 50.48 | 51.22 | a | 65.19 | 74.23 | 85.00 | 91.40 | 95.52 | 95.65 | 88.10 | 74.19 | 65.40 | e | 52.13 | 74.04 | |||||||||||
1967 | 52.94 | 60.00 | 65.74 | 63.50 | 78.68 | 86.97 | 97.74 | 96.03 | 86.62 | d | 79.48 | 66.40 | 44.26 | 73.20 | ||||||||||||
1968 | 52.58 | 61.14 | 63.32 | 68.20 | 80.45 | ----- | z | 93.61 | 88.48 | 87.03 | 76.03 | 59.74 | c | 49.92 | e | 70.96 | a | |||||||||
1969 | 53.94 | 50.63 | a | 56.55 | 72.97 | 83.47 | a | 88.07 | a | 96.32 | 97.61 | 88.66 | a | 69.45 | 60.40 | 54.92 | e | 72.75 | ||||||||
1970 | 52.50 | a | 60.71 | 60.00 | 65.50 | 82.19 | 92.10 | 97.97 | 94.77 | 85.00 | a | 71.54 | c | 63.77 | 51.46 | e | 73.13 | |||||||||
1971 | ----- | z | ----- | z | 68.14 | c | 70.57 | 74.71 | 89.53 | 98.55 | 92.13 | 86.03 | a | 69.42 | 59.47 | 47.61 | 75.62 | b | ||||||||
1972 | 51.32 | 60.21 | 71.19 | 70.67 | 80.61 | 88.87 | 98.61 | 92.52 | 84.33 | 67.52 | 54.13 | 47.00 | 72.25 | |||||||||||||
1973 | 45.77 | 52.04 | 52.26 | 62.28 | e | 81.85 | d | 89.53 | 96.48 | 93.35 | 84.90 | 76.77 | 60.67 | 54.00 | 70.83 | |||||||||||
1974 | 46.03 | 53.57 | 62.94 | 67.77 | 82.26 | 95.43 | 93.26 | 93.10 | 87.90 | 73.97 | 59.00 | 48.23 | 71.95 | |||||||||||||
1975 | 50.52 | 52.21 | 55.45 | 59.23 | 74.84 | 89.03 | 94.74 | 93.58 | 86.73 | 73.81 | 59.87 | 53.58 | 70.30 | |||||||||||||
1976 | 53.35 | 56.83 | 57.90 | 65.37 | 81.29 | 89.20 | 93.81 | 91.84 | 80.86 | a | 70.39 | 64.63 | 53.81 | 71.61 | ||||||||||||
1977 | 48.45 | 59.21 | 56.87 | 72.17 | 69.71 | 91.77 | 95.16 | 93.00 | a | 85.70 | 76.45 | 63.47 | ----- | z | 73.81 | a | ||||||||||
1978 | 49.68 | 53.46 | 61.48 | 64.90 | 76.61 | 91.20 | 96.74 | 93.19 | 82.60 | 78.61 | 55.93 | 45.81 | 70.85 | |||||||||||||
1979 | 41.52 | 51.29 | 57.65 | 68.37 | 78.03 | a | 90.13 | 96.03 | 90.48 | 92.37 | 77.94 | 57.70 | 55.24 | b | 71.39 | |||||||||||
1980 | 51.90 | 56.59 | 56.06 | 67.50 | 73.35 | 89.77 | 96.39 | 93.77 | 86.93 | 75.03 | 63.23 | 61.74 | 72.69 | |||||||||||||
1981 | 57.55 | 57.71 | 58.94 | 78.47 | o | 78.84 | 94.10 | 97.35 | 96.00 | 86.53 | 68.71 | 65.97 | 58.00 | 74.52 | a | |||||||||||
1982 | 51.00 | 55.18 | 58.29 | 68.27 | 78.03 | a | 87.73 | 93.68 | 92.76 | f | 82.05 | k | 72.17 | g | 57.23 | 50.48 | 66.66 | c | ||||||||
1983 | 53.48 | 55.25 | ----- | z | 66.78 | u | 78.35 | 89.70 | 95.19 | 91.32 | 89.07 | 73.77 | 60.53 | 54.23 | 74.09 | b | ||||||||||
1984 | 52.90 | 56.83 | 65.13 | a | 67.97 | 87.77 | 90.33 | 94.06 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 73.57 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 51.09 | 55.71 | 60.61 | 67.60 | 79.08 | 90.17 | 95.94 | 93.38 | 86.36 | 74.68 | 61.00 | 52.11 | 72.08 | |||||||||||||
S.D. | 3.66 | 3.40 | 4.87 | 3.74 | 4.27 | 2.12 | 1.63 | 2.09 | 2.47 | 4.19 | 3.40 | 4.20 | 1.13 | |||||||||||||
SKEW | -0.92 | 0.11 | 0.48 | -0.27 | -0.13 | 0.91 | -0.06 | -0.17 | 0.04 | -0.04 | -0.12 | 0.11 | 0.04 | |||||||||||||
MAX | 57.55 | 61.14 | 71.19 | 74.23 | 87.77 | 95.43 | 98.61 | 97.61 | 92.37 | 82.68 | 66.40 | 61.74 | 74.04 | |||||||||||||
MIN | 41.52 | 50.63 | 52.26 | 59.23 | 69.71 | 86.97 | 93.26 | 88.48 | 80.86 | 67.52 | 54.13 | 44.26 | 70.30 | |||||||||||||
YRS | 19 | 20 | 19 | 19 | 20 | 19 | 22 | 20 | 20 | 20 | 21 | 20 | 12 |