YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | 63.66 | b | 70.90 | 79.12 | e | 78.45 | 70.87 | 61.39 | c | 54.21 | a | 35.74 | 64.29 | d | ||||
1959 | 38.14 | b | 36.93 | a | 45.10 | b | 54.63 | 68.90 | 70.80 | 76.33 | a | ----- | z | 75.86 | a | 63.71 | 52.79 | a | 41.57 | a | 56.80 | a | ||||
1960 | 36.56 | d | 41.59 | 40.38 | b | 54.62 | a | 66.57 | a | 75.32 | b | 80.13 | a | 78.07 | a | 70.83 | 62.58 | 53.89 | c | 40.77 | e | 58.44 | ||||
1961 | 34.90 | a | 38.25 | 44.29 | 51.10 | 62.97 | a | 74.63 | 78.65 | 79.87 | 75.17 | 64.30 | h | 52.41 | a | 41.37 | a | 57.60 | a | |||||||
1962 | 39.43 | a | 37.31 | b | 45.97 | 56.53 | 64.07 | b | 73.20 | 78.16 | 75.77 | 69.69 | a | 61.19 | 48.93 | 39.32 | c | 57.47 | ||||||||
1963 | 38.48 | 36.39 | 45.13 | 56.97 | 65.39 | 76.00 | a | 82.68 | 78.42 | 67.37 | c | 67.07 | a | 55.04 | b | 36.26 | 58.77 | |||||||||
1964 | 40.29 | 38.24 | 44.68 | 52.63 | 69.47 | a | 75.50 | 76.90 | 75.74 | 70.39 | b | 62.58 | 52.47 | 41.87 | 58.40 | |||||||||||
1965 | 35.71 | 36.74 | a | 43.34 | b | 50.77 | 66.97 | a | 75.70 | 80.58 | 80.07 | a | 71.90 | 61.03 | a | 50.53 | 43.52 | 58.07 | ||||||||
1966 | 38.38 | b | 38.89 | 46.46 | c | 51.00 | 61.74 | 75.27 | 81.90 | 79.03 | 71.10 | 63.03 | a | 53.03 | 41.87 | a | 58.48 | |||||||||
1967 | 42.06 | 37.30 | a | 40.10 | 50.87 | 58.60 | a | 73.70 | 79.52 | 76.26 | 71.53 | 62.87 | 47.60 | 42.87 | a | 56.94 | ||||||||||
1968 | 34.67 | a | 35.31 | 46.93 | a | 56.17 | 62.35 | 71.73 | 83.35 | 77.90 | 72.53 | 64.33 | a | 49.25 | j | 42.14 | j | 60.53 | b | |||||||
1969 | 36.33 | a | 37.36 | 43.39 | 55.70 | 63.26 | 74.97 | 76.39 | 82.16 | 71.93 | 61.74 | 51.03 | 40.62 | j | 59.48 | a | ||||||||||
1970 | ----- | z | ----- | z | 43.78 | h | 55.03 | a | 65.16 | 73.03 | 80.69 | b | 81.10 | a | 71.70 | 62.81 | 52.97 | 40.57 | h | 67.81 | d | |||||
1971 | 33.13 | 37.82 | 43.26 | 51.64 | b | 62.68 | 75.19 | c | 80.63 | d | 81.52 | h | 73.92 | f | 66.30 | d | 49.86 | i | 43.24 | n | 56.33 | d | ||||
1972 | 41.80 | f | 37.67 | e | 42.42 | 49.08 | d | 63.39 | 72.29 | f | 78.77 | i | 77.41 | i | 72.00 | j | 59.68 | f | 48.08 | f | 48.57 | x | 48.14 | h | ||
1973 | 43.58 | s | 38.52 | a | 48.97 | 55.97 | 61.97 | 76.08 | f | 80.00 | j | 80.10 | j | ----- | z | 61.71 | g | 51.50 | b | 48.83 | b | 50.96 | f | |||
1974 | 40.90 | b | 36.83 | e | 45.18 | c | 57.00 | h | 61.32 | 73.68 | e | 80.92 | g | 80.60 | a | 72.22 | c | 60.00 | a | 50.40 | 43.71 | 56.48 | b | |||
1975 | 42.47 | a | 39.57 | 43.86 | b | 51.04 | d | 68.33 | a | 74.83 | a | 81.92 | e | 79.79 | b | 69.60 | 64.07 | a | 56.04 | g | 43.68 | c | 59.92 | a | ||
1976 | 36.07 | a | 43.96 | b | 44.11 | m | 59.93 | c | 66.79 | b | 77.22 | c | 79.80 | f | 78.95 | k | 71.75 | f | 58.75 | c | 48.07 | 39.46 | e | 53.78 | d | |
1977 | 32.43 | a | 37.21 | 49.43 | a | 57.73 | d | 68.80 | f | 72.86 | b | 81.45 | b | 79.23 | 71.73 | d | 61.47 | a | 53.92 | e | 41.13 | 58.05 | a | |||
1978 | 36.94 | 33.82 | 42.65 | 52.57 | 66.55 | 75.30 | g | 79.25 | c | 79.04 | c | 70.78 | g | 62.75 | g | 51.83 | f | 43.00 | c | 54.23 | d | |||||
1979 | 40.25 | c | 28.24 | k | ----- | z | 54.48 | i | 70.81 | j | 75.95 | h | 83.06 | o | 79.19 | o | ----- | z | ----- | z | ----- | z | ----- | z | 40.25 | k |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.69 | a | 82.17 | h | 77.00 | v | 75.00 | q | 58.97 | 48.47 | 39.13 | 54.56 | h | |||
1981 | 30.84 | ----- | z | ----- | z | ----- | z | 66.52 | j | 74.00 | a | 78.87 | ----- | z | 68.37 | c | 57.45 | 50.43 | 41.61 | 57.37 | e | |||||
1982 | 32.06 | 37.64 | 43.61 | 50.43 | 61.23 | 65.53 | 78.20 | a | 73.39 | 68.60 | 59.71 | 55.07 | 46.84 | 56.03 | ||||||||||||
1983 | 39.68 | 39.36 | 44.87 | a | 52.07 | 59.84 | 74.30 | 81.29 | j | ----- | z | 74.38 | a | 61.43 | a | 53.67 | 42.17 | a | 54.18 | b | ||||||
1984 | 36.19 | 43.31 | 39.55 | 49.73 | 64.13 | 73.20 | 78.48 | 79.10 | 69.87 | ----- | z | ----- | z | 47.48 | 58.10 | b | ||||||||||
1985 | 32.23 | 38.75 | ----- | z | ----- | z | ----- | z | ----- | z | 79.45 | 78.10 | 72.00 | ----- | z | ----- | z | ----- | z | 60.10 | g | |||||
1986 | ----- | z | 35.43 | 46.74 | d | ----- | z | ----- | z | 71.31 | a | ----- | z | 75.44 | o | 67.53 | 63.50 | m | 49.57 | 45.48 | 52.68 | f | ||||
1987 | 38.16 | 37.75 | 44.90 | 53.90 | a | 62.57 | a | 71.67 | 81.39 | 78.74 | 71.21 | a | 60.81 | 52.07 | b | 43.73 | a | 58.07 | ||||||||
1988 | 33.23 | ----- | z | ----- | z | ----- | z | ----- | z | 78.33 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 33.23 | k | |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | 62.41 | b | 71.69 | a | 75.08 | e | 75.23 | 75.85 | q | 62.55 | b | 52.62 | f | ----- | z | 69.39 | g | |
1990 | 41.84 | 40.32 | 43.80 | a | 50.13 | 57.00 | 68.13 | 73.47 | a | 76.52 | 66.90 | 61.23 | 52.03 | ----- | z | 57.40 | a | |||||||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 79.42 | s | 77.75 | n | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.98 | 38.16 | 44.38 | 53.34 | 63.74 | 73.19 | 79.27 | 78.30 | 70.97 | 61.96 | 51.74 | 42.23 | 57.85 | |||||||||||||
S.D. | 3.37 | 2.26 | 2.44 | 2.93 | 3.06 | 2.53 | 2.43 | 2.10 | 2.29 | 2.23 | 2.20 | 3.17 | 0.89 | |||||||||||||
SKEW | -0.10 | 0.87 | -0.00 | 0.45 | -0.03 | -1.12 | -0.51 | -0.46 | 0.18 | 0.29 | -0.33 | 0.01 | -1.05 | |||||||||||||
MAX | 42.47 | 43.96 | 49.43 | 59.93 | 69.47 | 77.22 | 83.35 | 82.16 | 75.86 | 67.07 | 55.07 | 48.83 | 58.77 | |||||||||||||
MIN | 30.84 | 33.82 | 39.55 | 49.08 | 57.00 | 65.53 | 73.47 | 73.39 | 66.90 | 57.45 | 47.60 | 35.74 | 56.03 | |||||||||||||
YRS | 26 | 26 | 24 | 24 | 26 | 27 | 24 | 22 | 24 | 24 | 23 | 23 | 9 |