YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1970 | ----- | z | ----- | z | ----- | z | 42.88 | m | 62.65 | 67.33 | 75.47 | a | 76.55 | 63.86 | a | 50.64 | c | 42.60 | 38.97 | 59.76 | d | |||||
1971 | 33.65 | 35.04 | a | 39.31 | b | 48.97 | 54.65 | 71.20 | 74.47 | a | 73.58 | 62.17 | 54.77 | 44.53 | 36.35 | 52.39 | ||||||||||
1972 | 33.83 | a | 38.52 | 47.00 | 50.13 | 57.61 | 70.30 | 73.30 | a | 71.35 | 65.23 | 55.68 | 37.37 | 34.42 | 52.90 | |||||||||||
1973 | 35.03 | 38.71 | 40.14 | i | 44.36 | h | 54.68 | 68.31 | a | 71.39 | 74.77 | 62.60 | 58.35 | 44.55 | a | 36.81 | 54.52 | b | ||||||||
1974 | 31.74 | 36.39 | 43.42 | 48.13 | 63.52 | 70.47 | 75.68 | 72.00 | 62.97 | a | 56.74 | 43.50 | 33.81 | 53.20 | ||||||||||||
1975 | 32.03 | 32.36 | 39.96 | c | 46.41 | c | 53.71 | 65.80 | 74.77 | 74.48 | 65.07 | 59.07 | a | 43.37 | 41.61 | 52.39 | ||||||||||
1976 | 35.84 | 40.59 | 40.77 | 50.33 | 55.94 | 68.40 | 76.50 | a | 72.29 | 62.60 | 52.74 | 42.77 | 40.45 | 53.27 | ||||||||||||
1977 | 33.77 | a | 39.07 | 39.84 | 49.23 | 60.48 | 73.27 | 75.35 | 72.00 | 69.50 | 58.97 | a | 44.80 | 36.10 | 54.36 | |||||||||||
1978 | 34.48 | 37.75 | 42.31 | e | ----- | z | 63.11 | m | 69.03 | 77.13 | 70.81 | 66.53 | 54.97 | 41.52 | a | 27.00 | a | 52.15 | b | |||||||
1979 | 24.74 | 37.54 | 41.90 | a | 49.50 | 54.29 | 66.90 | 78.13 | a | 71.71 | 70.37 | 60.17 | a | 38.50 | 42.19 | 52.99 | ||||||||||
1980 | 33.97 | 40.72 | 40.39 | 46.93 | a | 54.58 | 73.87 | 78.71 | 74.90 | 69.10 | 57.48 | 45.93 | 49.23 | 55.48 | ||||||||||||
1981 | 44.29 | 40.93 | 41.03 | 56.23 | 54.58 | 72.70 | 74.74 | 71.06 | 68.30 | 54.07 | a | 48.83 | 38.32 | 55.42 | ||||||||||||
1982 | 34.42 | 37.00 | a | 42.71 | 48.97 | 55.16 | 63.40 | 74.45 | 74.90 | 63.77 | 52.90 | 43.00 | a | 37.84 | 52.38 | |||||||||||
1983 | 40.77 | 40.46 | 38.74 | 41.23 | 51.90 | 63.87 | 75.43 | a | 75.52 | 70.20 | 59.40 | a | 41.80 | 28.75 | c | 52.34 | ||||||||||
1984 | 35.63 | a | 40.93 | a | 38.77 | 43.55 | a | 62.26 | 67.57 | 76.19 | 71.79 | g | 63.61 | b | 46.42 | 45.67 | 39.90 | 50.95 | a | |||||||
1985 | 32.03 | 34.67 | a | 43.06 | 51.03 | 60.32 | 69.97 | a | 73.94 | 75.59 | b | 61.90 | 54.16 | 39.37 | 36.00 | 52.67 | ||||||||||
1986 | 45.45 | 43.94 | l | 49.32 | 50.57 | 57.23 | 70.57 | 74.77 | 74.93 | b | 62.73 | 52.19 | 43.37 | 39.23 | 56.40 | a | ||||||||||
1987 | 35.52 | 37.32 | 39.83 | m | 53.24 | a | 58.45 | 71.07 | 75.52 | 71.55 | 66.93 | 60.00 | c | 46.33 | 32.74 | 55.33 | a | |||||||||
1988 | 31.61 | 39.86 | 39.06 | 53.63 | 62.81 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.40 | g | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 34.93 | 38.11 | 41.73 | 49.26 | 57.49 | 69.11 | 75.33 | 73.41 | 65.41 | 55.48 | 43.21 | 37.21 | 53.32 | |||||||||||||
S.D. | 4.74 | 2.48 | 2.97 | 3.67 | 3.67 | 2.97 | 1.70 | 1.89 | 2.97 | 3.69 | 2.85 | 5.05 | 1.15 | |||||||||||||
SKEW | 0.57 | -0.72 | 1.30 | -0.34 | 0.36 | -0.32 | -0.07 | 0.06 | 0.48 | -0.68 | -0.31 | 0.09 | 1.06 | |||||||||||||
MAX | 45.45 | 40.93 | 49.32 | 56.23 | 63.52 | 73.87 | 78.71 | 76.55 | 70.37 | 60.17 | 48.83 | 49.23 | 55.48 | |||||||||||||
MIN | 24.74 | 32.36 | 38.74 | 41.23 | 51.90 | 63.40 | 71.39 | 70.81 | 61.90 | 46.42 | 37.37 | 27.00 | 52.34 | |||||||||||||
YRS | 18 | 17 | 16 | 16 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 18 | 12 |