YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 62.67 | y | 60.74 | 57.83 | a | 54.68 | 47.17 | ----- | z | 55.10 | h | |||
1967 | 42.97 | 46.19 | a | 44.35 | 39.23 | 51.77 | 52.17 | 61.90 | 64.68 | 60.80 | 56.39 | 50.50 | 39.97 | 50.91 | ||||||||||||
1968 | 42.87 | 48.28 | 46.65 | 47.73 | 50.43 | a | 55.40 | 61.32 | 59.68 | 58.83 | 53.94 | 48.43 | 40.16 | 51.14 | ||||||||||||
1969 | 44.97 | 39.64 | 41.61 | 46.27 | 50.81 | 54.00 | 60.29 | 61.52 | 58.73 | 49.13 | 48.83 | 42.42 | 49.85 | |||||||||||||
1970 | 41.35 | 44.39 | 44.19 | 42.47 | 50.58 | 54.60 | 60.90 | 61.39 | h | 56.83 | 50.45 | 46.97 | 39.35 | 48.37 | a | |||||||||||
1971 | 41.26 | 40.22 | a | 41.42 | 43.47 | 47.74 | 53.47 | 59.03 | 62.90 | 58.70 | 49.97 | 43.63 | 38.26 | 48.34 | ||||||||||||
1972 | 38.90 | 42.41 | 45.94 | 44.53 | 50.90 | 56.00 | 61.45 | 61.10 | 56.73 | 50.81 | 43.83 | 40.06 | 49.39 | |||||||||||||
1973 | 38.68 | 43.89 | 39.29 | 46.03 | 50.90 | 57.27 | ----- | z | 59.39 | 53.93 | 52.39 | 43.63 | 42.00 | 47.95 | a | |||||||||||
1974 | 40.90 | 40.43 | 43.06 | 44.67 | 50.10 | 54.90 | 60.23 | 57.23 | 59.43 | 51.94 | 45.00 | 41.35 | 49.10 | |||||||||||||
1975 | 42.48 | 39.96 | 41.77 | 40.07 | 48.32 | 51.97 | 57.32 | 56.71 | 58.90 | 50.00 | 44.63 | 43.26 | 47.95 | |||||||||||||
1976 | 44.16 | 42.55 | 42.32 | 43.27 | 51.35 | 54.97 | 59.16 | 56.58 | 59.33 | 53.87 | 50.60 | 43.55 | 50.14 | |||||||||||||
1977 | 42.52 | 45.93 | 39.39 | 45.93 | 45.97 | 53.80 | 57.68 | 60.26 | 55.27 | 53.74 | 49.13 | 47.35 | 49.75 | |||||||||||||
1978 | 43.84 | 42.82 | 47.68 | 44.50 | 51.39 | 56.20 | 59.68 | 58.06 | 59.43 | 56.10 | 43.77 | 38.45 | 50.16 | |||||||||||||
1979 | 39.23 | a | 39.82 | 43.55 | 45.57 | 51.42 | 56.13 | 59.06 | 59.71 | 61.70 | 52.65 | 44.33 | 44.94 | 49.84 | ||||||||||||
1980 | 47.35 | 46.90 | 42.19 | 47.63 | 48.42 | 54.23 | 62.32 | 60.74 | 57.03 | 54.68 | 48.03 | 47.29 | 51.40 | |||||||||||||
1981 | 45.81 | 45.96 | 43.77 | 48.33 | 51.94 | 60.79 | a | 59.16 | 61.42 | ----- | z | 51.71 | 47.37 | 45.16 | 51.04 | a | ||||||||||
1982 | 40.60 | a | 45.37 | a | 42.67 | a | 46.20 | 50.68 | 51.60 | 58.53 | a | 60.90 | a | 59.57 | 52.97 | ----- | z | 41.56 | d | 50.06 | a | |||||
1983 | 43.16 | f | 43.89 | a | 44.40 | a | 44.67 | ----- | z | 54.46 | b | 57.00 | 63.77 | 62.62 | d | ----- | z | 45.58 | d | ----- | z | 52.05 | d | |||
1984 | 45.53 | a | 44.33 | b | 46.90 | b | 53.38 | a | 54.29 | 55.93 | ----- | z | 63.48 | b | 65.10 | ----- | z | 44.24 | a | 40.10 | 51.33 | b | ||||
1985 | 40.27 | a | 41.12 | b | 41.10 | a | 47.90 | 49.69 | b | 56.13 | 62.97 | 58.50 | a | 56.63 | 53.42 | 43.41 | c | 45.39 | 49.71 | |||||||
1986 | 47.32 | 45.32 | 47.36 | c | 47.10 | 50.70 | a | 55.10 | 56.71 | 60.19 | 51.57 | 49.31 | o | 48.34 | a | 42.90 | 50.24 | a | ||||||||
1987 | 38.68 | 42.78 | a | 43.48 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.65 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.48 | 43.44 | 43.48 | 45.45 | 50.39 | 54.96 | 59.71 | 60.38 | 58.45 | 52.71 | 46.37 | 42.29 | 49.82 | |||||||||||||
S.D. | 2.76 | 2.57 | 2.42 | 3.08 | 1.81 | 2.04 | 1.86 | 2.27 | 3.00 | 2.11 | 2.44 | 2.78 | 1.00 | |||||||||||||
SKEW | 0.26 | 0.01 | 0.15 | 0.23 | -0.51 | 0.80 | 0.03 | 0.05 | -0.10 | 0.01 | 0.29 | 0.36 | -0.23 | |||||||||||||
MAX | 47.35 | 48.28 | 47.68 | 53.38 | 54.29 | 60.79 | 62.97 | 64.68 | 65.10 | 56.39 | 50.60 | 47.35 | 51.40 | |||||||||||||
MIN | 38.68 | 39.64 | 39.29 | 39.23 | 45.97 | 51.60 | 56.71 | 56.58 | 51.57 | 49.13 | 43.41 | 38.26 | 47.95 | |||||||||||||
YRS | 20 | 21 | 21 | 20 | 19 | 20 | 18 | 20 | 20 | 18 | 20 | 19 | 13 |