YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.68 | l | 40.00 | e | 36.85 | e | 38.42 | j |
1956 | 36.84 | 38.00 | 48.53 | a | 63.17 | 66.07 | b | 72.36 | b | 93.05 | k | 83.29 | 78.36 | b | 57.61 | 45.04 | b | 35.45 | 56.79 | a | ||||||
1957 | 24.68 | 38.11 | 44.59 | b | 53.60 | 64.13 | 70.87 | 80.00 | 80.27 | a | 78.67 | 54.71 | 42.21 | a | 36.10 | 55.66 | ||||||||||
1958 | 34.32 | 43.43 | 43.87 | a | 50.90 | 71.87 | 72.73 | 81.67 | a | 86.43 | a | 70.52 | a | 65.45 | b | 43.10 | 38.90 | 58.60 | ||||||||
1959 | 36.00 | 39.68 | 44.29 | 56.50 | 58.60 | a | 71.72 | a | 83.50 | a | 78.39 | 64.52 | a | 57.48 | 44.50 | 36.84 | 56.00 | |||||||||
1960 | 29.77 | 35.86 | 46.58 | 56.59 | a | 59.84 | 72.83 | 89.03 | a | 76.06 | 76.33 | 60.79 | b | 43.23 | 36.55 | 56.96 | ||||||||||
1961 | 37.45 | 41.21 | 45.39 | 52.33 | 61.48 | 78.63 | 86.30 | a | 89.81 | 66.30 | 56.06 | 40.63 | 33.19 | 57.40 | ||||||||||||
1962 | 30.23 | 36.29 | 42.87 | 59.73 | 57.97 | 71.00 | e | 79.90 | 77.37 | a | 75.59 | a | 58.77 | 45.43 | 36.30 | a | 55.95 | |||||||||
1963 | 29.65 | 49.11 | 47.03 | 50.77 | 64.20 | a | 68.20 | 78.19 | 82.94 | 79.37 | 62.81 | 44.52 | a | 32.73 | a | 57.46 | ||||||||||
1964 | ----- | z | ----- | z | 39.94 | 49.20 | 59.93 | a | 67.10 | a | 79.94 | 77.06 | 68.43 | b | 62.57 | a | 42.03 | 33.85 | d | 58.01 | b | |||||
1965 | 36.03 | b | 40.25 | 45.42 | 56.07 | b | 59.97 | 69.62 | a | 79.87 | 77.61 | 65.43 | 66.19 | 46.50 | ----- | z | 58.45 | a | ||||||||
1966 | 36.29 | 37.26 | a | 46.61 | 56.10 | 67.63 | a | 68.47 | 80.87 | 83.06 | 76.47 | 57.90 | b | 45.45 | a | 35.48 | 57.63 | |||||||||
1967 | 37.45 | b | 42.46 | 43.71 | 47.97 | a | 62.53 | a | 71.57 | 84.10 | 90.10 | 80.90 | 57.10 | a | 44.40 | 33.90 | b | 58.01 | ||||||||
1968 | 33.70 | a | 44.14 | 50.94 | 51.77 | 62.23 | a | 69.07 | 83.90 | 75.42 | 69.97 | a | 55.73 | a | 40.72 | a | 32.71 | 55.86 | ||||||||
1969 | 30.55 | 35.96 | 45.81 | 55.71 | b | 66.87 | 71.70 | 79.74 | 82.68 | 72.60 | 52.60 | a | 48.13 | 36.77 | a | 56.59 | ||||||||||
1970 | 34.59 | b | 43.57 | 43.77 | a | 47.03 | 63.48 | 72.90 | 82.00 | 86.35 | 63.83 | a | 54.68 | 42.57 | 31.00 | a | 55.48 | |||||||||
1971 | 35.97 | 40.70 | a | 41.10 | 53.38 | a | 63.29 | 65.90 | a | 80.77 | a | 87.39 | 65.62 | a | 55.00 | 40.23 | 31.23 | 55.05 | ||||||||
1972 | 31.83 | a | 38.14 | 48.65 | 48.62 | a | 65.39 | 70.21 | a | 80.27 | a | 83.65 | 66.17 | 58.61 | 42.33 | ----- | z | 57.62 | a | |||||||
1973 | 32.33 | a | 41.32 | 46.23 | 55.17 | 66.61 | 71.20 | 85.32 | 83.23 | 71.00 | a | 57.23 | a | ----- | z | ----- | z | 60.96 | b | |||||||
1974 | 30.52 | 40.15 | a | 44.42 | 52.93 | 58.73 | a | 77.10 | 80.43 | a | 82.03 | a | 78.77 | 63.52 | 45.33 | 34.65 | 57.38 | |||||||||
1975 | 32.39 | 36.25 | 41.67 | a | 45.93 | 62.13 | a | 67.23 | 82.10 | 76.13 | 77.41 | a | 54.81 | 41.07 | 36.70 | a | 54.48 | |||||||||
1976 | 34.52 | 36.93 | a | 40.97 | 51.27 | 65.68 | 67.13 | 80.65 | 73.65 | 75.73 | 61.65 | 49.17 | 38.40 | a | 56.31 | |||||||||||
1977 | 30.03 | 44.81 | a | 40.77 | 62.50 | 57.19 | 76.37 | 80.65 | 83.61 | 67.03 | a | 58.73 | a | ----- | z | ----- | z | 60.17 | b | |||||||
1978 | 35.17 | a | ----- | z | ----- | z | ----- | z | ----- | z | 71.24 | a | 79.26 | 76.73 | a | 68.50 | 63.65 | ----- | z | ----- | z | 65.76 | f | |||
1979 | 23.87 | 36.75 | ----- | z | ----- | z | ----- | z | 72.68 | b | 82.68 | 81.94 | 78.57 | 63.07 | a | 41.33 | c | 37.13 | 57.56 | c | ||||||
1980 | ----- | z | ----- | z | 42.29 | 58.40 | 62.10 | 66.53 | 78.65 | 76.17 | a | 71.97 | 61.13 | 44.00 | c | ----- | z | 62.36 | c | |||||||
1981 | 37.13 | 42.15 | a | 50.97 | 54.43 | 58.84 | 66.07 | 77.07 | a | 86.45 | 74.07 | a | 56.06 | 46.63 | 36.73 | a | 57.22 | |||||||||
1982 | 32.07 | a | 34.82 | 44.29 | 50.90 | 60.47 | a | 72.20 | 76.45 | 81.94 | 70.38 | a | 56.16 | 39.50 | 33.81 | 54.41 | ||||||||||
1983 | 37.83 | a | 42.21 | 48.20 | a | 53.55 | a | 66.72 | b | 69.70 | 77.47 | a | 83.43 | a | 68.00 | a | 60.43 | c | 43.11 | c | 26.55 | 56.43 | ||||
1984 | 32.20 | a | 36.48 | 46.84 | 51.10 | 60.17 | b | 67.63 | 81.81 | 84.07 | b | 67.45 | a | 54.03 | a | 41.10 | ----- | z | 56.63 | a | ||||||
1985 | 28.41 | b | 32.85 | a | 43.29 | 58.37 | 64.93 | b | 73.71 | b | 87.84 | 78.90 | b | 63.74 | c | ----- | z | ----- | z | ----- | z | 59.12 | c | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 32.92 | 39.59 | 44.96 | 53.71 | 62.82 | 70.79 | 81.39 | 81.54 | 71.72 | 58.78 | 43.42 | 34.86 | 56.47 | |||||||||||||
S.D. | 3.71 | 3.68 | 2.91 | 4.34 | 3.51 | 3.20 | 3.03 | 4.40 | 5.39 | 3.68 | 2.53 | 2.79 | 1.17 | |||||||||||||
SKEW | -0.70 | 0.48 | 0.29 | 0.34 | 0.45 | 0.50 | 0.78 | 0.09 | 0.12 | 0.35 | 0.42 | -1.15 | -0.12 | |||||||||||||
MAX | 37.83 | 49.11 | 50.97 | 63.17 | 71.87 | 78.63 | 89.03 | 90.10 | 80.90 | 66.19 | 49.17 | 38.90 | 58.60 | |||||||||||||
MIN | 23.87 | 32.85 | 39.94 | 45.93 | 57.19 | 65.90 | 76.45 | 73.65 | 63.74 | 52.60 | 39.50 | 26.55 | 54.41 | |||||||||||||
YRS | 28 | 27 | 28 | 28 | 28 | 30 | 29 | 30 | 30 | 29 | 27 | 23 | 19 |