YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1964 | ----- | z | ----- | z | ----- | z | 60.43 | 65.73 | a | 71.83 | a | 80.45 | b | 79.74 | 76.07 | 69.00 | 49.31 | a | 45.87 | 66.49 | c | |||||
1965 | 45.45 | 53.07 | 60.93 | a | 62.87 | 66.87 | a | 73.93 | a | 84.16 | 81.87 | 75.87 | 68.10 | 55.31 | a | 45.20 | a | 64.47 | ||||||||
1966 | 46.61 | 50.43 | 55.29 | 65.03 | 70.48 | 76.17 | 80.32 | 83.61 | 78.87 | 65.03 | 53.97 | 49.94 | 64.65 | |||||||||||||
1967 | 49.30 | a | 54.64 | 53.45 | 56.63 | 70.45 | 78.30 | 85.55 | 90.90 | 82.20 | 64.84 | 54.73 | 46.77 | 65.65 | ||||||||||||
1968 | 47.50 | a | 57.97 | 59.13 | 62.17 | 68.03 | 75.03 | 83.42 | 77.90 | 74.13 | 62.58 | 53.70 | 44.58 | 63.85 | ||||||||||||
1969 | 41.19 | 47.04 | 60.10 | 61.13 | 73.06 | 73.83 | 79.60 | a | 80.65 | 75.17 | 60.74 | 52.73 | 47.77 | 62.75 | ||||||||||||
1970 | 47.65 | 55.71 | 57.65 | 57.73 | 69.60 | a | 77.57 | 84.26 | 82.74 | 73.53 | 63.65 | 52.93 | 44.61 | 63.97 | ||||||||||||
1971 | 45.68 | 49.21 | 51.35 | 59.60 | 68.42 | 70.23 | 82.13 | 82.58 | 72.70 | 60.48 | 51.47 | 44.77 | 61.55 | |||||||||||||
1972 | 45.33 | a | 51.17 | 58.42 | 57.33 | 70.42 | 74.73 | 85.90 | 85.23 | 73.37 | 63.65 | 53.30 | 41.97 | 63.40 | ||||||||||||
1973 | 44.58 | 54.64 | 54.42 | 64.10 | 71.81 | 75.14 | a | 83.71 | 81.03 | 75.70 | 64.03 | 49.10 | 48.00 | 63.86 | ||||||||||||
1974 | 44.39 | 48.46 | 56.35 | 60.80 | 66.13 | 76.60 | 80.26 | 82.77 | 84.63 | 69.23 | 54.10 | 49.55 | 64.44 | |||||||||||||
1975 | 49.81 | 50.21 | 53.19 | 56.77 | 69.29 | 74.00 | 81.97 | 77.94 | 80.97 | 60.94 | 52.33 | 48.43 | a | 62.99 | ||||||||||||
1976 | 49.13 | 49.79 | 55.19 | 60.07 | 69.35 | 72.13 | 82.13 | 78.29 | 78.33 | 67.71 | 55.70 | 45.74 | 63.63 | |||||||||||||
1977 | 49.39 | 54.82 | 55.16 | 65.83 | 63.23 | 77.30 | 80.94 | 86.19 | 71.20 | 64.19 | 51.57 | 48.81 | 64.05 | |||||||||||||
1978 | 48.10 | 52.14 | 60.90 | 58.90 | 66.19 | 76.13 | 82.26 | 81.19 | 71.07 | 66.97 | 49.77 | 43.26 | 63.07 | |||||||||||||
1979 | 39.39 | 48.21 | 60.29 | 61.10 | 69.77 | 76.70 | 84.74 | 80.58 | 77.30 | 67.16 | 49.87 | 49.81 | 63.74 | |||||||||||||
1980 | 43.97 | 51.79 | 55.16 | 64.43 | 66.71 | 68.79 | a | 82.16 | 81.35 | 78.00 | a | 68.10 | 55.28 | a | 49.77 | 63.79 | ||||||||||
1981 | 48.32 | 53.36 | 58.13 | a | 63.50 | 66.00 | 72.83 | 80.90 | 85.45 | 77.57 | 62.29 | 54.00 | 48.39 | 64.23 | ||||||||||||
1982 | 44.61 | 51.50 | 55.26 | 59.77 | 70.87 | 75.53 | 79.32 | 82.23 | 76.21 | a | 63.55 | 50.20 | 45.77 | 62.90 | ||||||||||||
1983 | 48.94 | 52.00 | 56.32 | 63.47 | 69.87 | a | 72.27 | 75.58 | 79.84 | 73.77 | 64.47 | a | 52.80 | 42.58 | 62.66 | |||||||||||
1984 | 49.61 | 52.83 | 60.03 | b | 59.17 | 66.39 | 71.77 | 84.13 | 82.48 | 76.63 | 59.90 | 50.57 | 43.94 | 63.12 | ||||||||||||
1985 | 43.16 | 51.11 | 54.40 | a | 66.03 | 69.45 | 77.37 | 88.81 | 81.77 | 72.33 | 64.16 | 45.76 | a | 42.03 | 63.03 | |||||||||||
1986 | 50.45 | 51.07 | 61.97 | 61.38 | a | 67.77 | a | 78.37 | 79.13 | a | 88.68 | 70.62 | a | 67.61 | 53.33 | 46.55 | 64.74 | |||||||||
1987 | 46.42 | 52.79 | 57.94 | 69.00 | 74.23 | i | 80.37 | 77.58 | 86.77 | 79.34 | a | 72.68 | 53.93 | a | 43.77 | 65.51 | a | |||||||||
1988 | 45.71 | 55.62 | 59.00 | 63.23 | 66.29 | 73.87 | 84.03 | a | 84.90 | a | 82.20 | 69.06 | 53.10 | a | 47.23 | a | 65.35 | |||||||||
1989 | 48.83 | b | 45.80 | c | 54.90 | 68.90 | a | 69.24 | b | 76.17 | a | 79.00 | 81.33 | a | 83.41 | a | 66.29 | 54.93 | 46.29 | 64.59 | ||||||
1990 | 49.00 | a | 49.86 | 60.57 | a | 66.87 | 67.81 | 73.97 | a | ----- | z | ----- | z | ----- | z | 62.60 | a | 52.60 | 41.07 | a | 58.26 | c | ||||
1991 | 47.10 | 57.31 | b | 53.55 | 59.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.34 | h | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.65 | 51.95 | 57.00 | 61.99 | 68.43 | 74.85 | 82.02 | 82.62 | 76.58 | 65.15 | 52.46 | 46.02 | 63.77 | |||||||||||||
S.D. | 2.75 | 2.99 | 2.88 | 3.43 | 2.24 | 2.67 | 2.88 | 3.18 | 3.89 | 3.17 | 2.34 | 2.61 | 0.93 | |||||||||||||
SKEW | -0.81 | 0.07 | 0.01 | 0.37 | -0.14 | -0.22 | 0.05 | 0.76 | 0.38 | 0.29 | -0.93 | -0.14 | -0.11 | |||||||||||||
MAX | 50.45 | 57.97 | 61.97 | 69.00 | 73.06 | 80.37 | 88.81 | 90.90 | 84.63 | 72.68 | 55.70 | 49.94 | 65.65 | |||||||||||||
MIN | 39.39 | 45.80 | 51.35 | 56.63 | 63.23 | 68.79 | 75.58 | 77.90 | 70.62 | 59.90 | 45.76 | 41.07 | 61.55 | |||||||||||||
YRS | 27 | 27 | 27 | 28 | 26 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 24 |