YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.73 | 76.94 | 70.45 | 59.57 | 49.87 | 34.67 | 30.94 | 55.59 | e | |||||||
1960 | 25.45 | 32.86 | a | 41.71 | 51.37 | 56.32 | 69.03 | a | 82.90 | 70.48 | 67.27 | 54.13 | 35.87 | 28.13 | 51.29 | |||||||||||
1961 | 32.06 | 36.11 | 41.71 | 49.33 | 60.39 | 75.21 | a | 77.55 | 82.77 | 63.07 | 49.80 | a | 32.43 | 26.42 | 52.24 | |||||||||||
1962 | 24.39 | 33.43 | 39.23 | 54.60 | 57.35 | 68.47 | 76.23 | 72.42 | 70.07 | 53.97 | ----- | z | 31.45 | 52.87 | a | |||||||||||
1963 | 25.73 | a | 42.64 | 42.94 | 48.50 | 61.58 | 68.53 | 71.00 | a | 76.58 | 73.10 | 55.29 | 35.43 | 28.94 | 52.52 | |||||||||||
1964 | 29.90 | 37.48 | 39.13 | 49.20 | 59.70 | a | 66.23 | 75.61 | 69.67 | a | 61.69 | a | 55.03 | a | 36.30 | 24.65 | 50.38 | |||||||||
1965 | 29.00 | 34.61 | 39.52 | 51.67 | 58.70 | a | 69.64 | b | 78.23 | a | 73.97 | 61.60 | 57.71 | 38.40 | 29.06 | 51.84 | ||||||||||
1966 | 27.81 | 35.00 | 40.87 | a | 52.23 | 65.45 | 66.07 | 73.26 | 75.71 | 71.34 | a | 51.70 | a | 38.90 | 33.94 | 52.69 | ||||||||||
1967 | 33.00 | 38.14 | 38.35 | 46.30 | 59.77 | 71.50 | 78.03 | 84.42 | 76.00 | b | 50.67 | a | 37.60 | 29.23 | a | 53.59 | ||||||||||
1968 | 29.48 | 41.48 | 44.32 | 49.03 | 60.84 | 65.80 | 78.55 | 69.61 | 65.30 | 49.40 | a | 36.80 | 24.00 | 51.22 | ||||||||||||
1969 | 17.03 | 33.68 | 43.58 | 50.17 | 64.42 | 72.83 | a | 74.61 | 76.20 | a | 65.63 | 50.55 | b | 40.07 | b | 32.39 | 51.76 | |||||||||
1970 | 28.16 | 40.50 | 39.90 | 46.86 | a | 62.47 | a | 74.27 | 78.68 | 80.06 | 61.80 | 50.81 | 37.00 | 28.10 | a | 52.38 | ||||||||||
1971 | 33.00 | 37.36 | 36.35 | 50.27 | 64.20 | a | 63.25 | b | 75.71 | 82.10 | 60.40 | 50.03 | 36.93 | a | 24.94 | 51.21 | ||||||||||
1972 | 23.48 | 34.97 | 43.20 | a | 47.07 | 62.68 | 65.40 | 74.15 | d | 77.29 | 60.41 | a | 55.17 | a | 36.30 | 25.48 | 50.47 | |||||||||
1973 | 28.30 | a | 37.71 | 42.81 | 53.69 | a | 63.40 | a | 68.86 | a | 78.70 | a | 76.97 | 69.27 | 50.23 | a | 32.87 | 32.39 | 52.93 | |||||||
1974 | 26.81 | 37.00 | 40.74 | 51.03 | 55.81 | 72.53 | 72.81 | 76.16 | 71.73 | 59.71 | 37.23 | 32.16 | 52.81 | |||||||||||||
1975 | 27.10 | 32.54 | 38.83 | a | 48.24 | a | 61.16 | 66.40 | 79.94 | 70.29 | 70.50 | 49.81 | 36.11 | b | 30.53 | a | 50.95 | |||||||||
1976 | 31.27 | a | 35.38 | 38.39 | 51.60 | 61.52 | 63.80 | 74.37 | a | 68.07 | a | 69.87 | 54.19 | 39.86 | a | 32.23 | 51.71 | |||||||||
1977 | 28.10 | 39.64 | 39.81 | 59.20 | 55.87 | 71.73 | 74.84 | 77.73 | a | 61.89 | b | 52.42 | 33.48 | a | 28.17 | b | 51.91 | |||||||||
1978 | 29.68 | 36.52 | a | 43.00 | 50.21 | b | 57.23 | 70.93 | 77.29 | c | 71.43 | a | 61.76 | a | 55.19 | 34.27 | 24.68 | 51.02 | ||||||||
1979 | 21.33 | g | 31.88 | b | 45.38 | e | 51.48 | a | 63.97 | b | 70.76 | a | 78.00 | a | 77.77 | 70.07 | 59.42 | 38.57 | b | 35.20 | a | 56.59 | a | |||
1980 | 24.93 | b | 32.22 | b | 40.97 | 55.76 | a | 62.08 | f | 63.14 | a | 73.90 | 70.83 | b | 66.14 | a | 56.10 | 37.82 | b | 34.33 | d | 50.56 | a | |||
1981 | 37.87 | 39.11 | a | 47.40 | a | 52.45 | a | 59.37 | a | 62.50 | 70.90 | a | 78.84 | 67.14 | b | 51.35 | 40.50 | b | 30.32 | 53.15 | ||||||
1982 | 28.86 | b | 34.27 | b | 42.48 | 49.41 | c | ----- | z | 73.75 | b | 71.00 | b | 72.90 | 63.60 | e | 52.65 | e | 35.88 | d | 30.29 | c | 50.46 | a | ||
1983 | 34.23 | a | 38.00 | b | 43.46 | c | 52.52 | c | 63.52 | b | 68.14 | h | 68.00 | b | 74.73 | a | 61.81 | c | 54.89 | d | 43.74 | g | 28.00 | g | 54.57 | c |
1984 | 35.04 | d | 37.21 | a | ----- | z | 47.78 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.01 | i |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.78 | 36.39 | 41.42 | 50.80 | 60.71 | 68.64 | 75.65 | 75.10 | 66.04 | 53.20 | 36.67 | 29.50 | 51.90 | |||||||||||||
S.D. | 4.35 | 2.92 | 2.56 | 2.95 | 2.93 | 3.74 | 3.36 | 4.48 | 4.66 | 3.05 | 2.20 | 3.26 | 0.91 | |||||||||||||
SKEW | -0.34 | 0.31 | 0.25 | 0.88 | -0.23 | 0.02 | -0.23 | 0.33 | 0.35 | 0.57 | -0.15 | -0.13 | 0.05 | |||||||||||||
MAX | 37.87 | 42.64 | 47.40 | 59.20 | 65.45 | 75.21 | 82.90 | 84.42 | 76.00 | 59.71 | 40.50 | 35.20 | 53.59 | |||||||||||||
MIN | 17.03 | 31.88 | 36.35 | 46.30 | 55.81 | 62.50 | 68.00 | 68.07 | 59.57 | 49.40 | 32.43 | 24.00 | 50.38 | |||||||||||||
YRS | 24 | 25 | 24 | 25 | 22 | 24 | 25 | 25 | 25 | 25 | 23 | 24 | 19 |