YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | 65.15 | 77.38 | j | 81.58 | 80.71 | 74.12 | b | 61.37 | a | 48.67 | 36.97 | b | 64.08 | e | ||||
1963 | 33.14 | x | ----- | z | ----- | z | 54.05 | 69.40 | 73.57 | 83.94 | 77.92 | a | 73.03 | 62.55 | 43.77 | h | 29.90 | a | 65.54 | d | ||||||
1964 | 31.45 | 34.00 | 41.83 | h | 54.00 | a | 64.79 | 70.18 | 81.82 | 77.63 | a | 69.77 | 61.63 | 40.80 | 35.74 | 56.53 | a | |||||||||
1965 | 37.02 | 38.56 | a | 44.37 | 54.21 | a | 61.68 | 69.12 | a | 78.37 | 78.89 | 66.70 | 61.02 | 47.67 | a | 35.50 | 56.09 | |||||||||
1966 | 36.14 | c | 36.67 | a | 49.29 | b | 54.13 | ----- | z | 71.82 | 79.47 | 71.84 | 61.48 | 57.05 | 49.78 | 36.87 | 54.96 | a | ||||||||
1967 | 32.56 | 45.04 | 51.63 | 52.97 | 62.92 | 69.78 | 79.52 | c | 78.47 | 70.92 | 60.10 | 48.02 | 25.06 | 56.41 | ||||||||||||
1968 | 19.53 | 45.69 | 49.58 | a | 52.41 | b | 62.57 | c | 77.14 | a | 80.00 | 75.40 | 72.32 | 58.44 | 44.33 | a | 28.35 | a | 55.48 | |||||||
1969 | 38.33 | a | 39.61 | 43.91 | c | 56.56 | c | 66.47 | 73.02 | b | 80.68 | a | 81.55 | 72.63 | 54.45 | 45.30 | 38.85 | 57.61 | ||||||||
1970 | 34.71 | 43.89 | a | 45.39 | 49.43 | a | 66.08 | 73.93 | 81.61 | 80.85 | 68.26 | a | 55.35 | a | 44.89 | c | 34.39 | 56.57 | ||||||||
1971 | 33.50 | a | 40.20 | a | 48.27 | a | 54.28 | 59.26 | b | 74.60 | 82.79 | 79.47 | a | 68.86 | a | 54.52 | 43.73 | 33.90 | 56.12 | |||||||
1972 | 35.45 | 41.97 | 53.08 | a | 57.30 | 65.76 | b | 74.30 | 81.52 | 78.83 | b | 70.55 | 57.69 | 41.77 | 33.24 | 57.62 | ||||||||||
1973 | 32.18 | 40.46 | 43.18 | 52.41 | a | 65.56 | 74.35 | 81.52 | 79.48 | 70.33 | 58.10 | 45.53 | a | 36.37 | a | 56.62 | ||||||||||
1974 | 34.05 | 37.12 | 52.68 | 53.50 | 69.32 | 79.19 | a | 80.02 | 78.60 | 71.28 | 59.16 | 43.75 | 33.15 | 57.65 | ||||||||||||
1975 | 30.53 | 38.57 | 45.82 | 50.03 | 60.08 | 73.17 | 78.66 | 78.11 | 69.87 | 57.13 | 42.18 | 33.35 | 54.79 | |||||||||||||
1976 | 34.96 | f | 43.19 | 44.52 | 52.27 | 67.05 | 70.87 | 76.75 | a | 75.47 | b | 67.50 | 56.78 | b | 42.38 | 32.06 | g | 59.68 | b | |||||||
1977 | 30.31 | 39.28 | a | 44.58 | 57.22 | 61.85 | 75.65 | 82.48 | 81.03 | a | 73.52 | 60.27 | 45.60 | 41.16 | 57.75 | |||||||||||
1978 | 40.13 | 42.23 | 52.47 | a | 57.07 | b | 67.06 | f | 77.57 | 81.17 | d | 80.52 | a | 71.74 | a | 63.22 | b | 47.42 | 30.87 | 58.58 | a | |||||
1979 | 32.05 | b | 37.64 | c | 46.93 | d | 56.70 | h | 62.68 | i | 75.66 | h | 81.57 | a | 79.13 | e | 73.22 | 60.54 | c | 40.67 | 32.24 | 53.78 | c | |||
1980 | 39.13 | e | 42.91 | a | 45.06 | 53.65 | c | 61.72 | a | 70.44 | m | 80.88 | b | 79.94 | d | 72.02 | d | 59.16 | b | 45.05 | a | 39.76 | 56.30 | a | ||
1981 | 38.44 | 40.33 | a | 46.00 | b | 59.40 | a | 65.85 | a | 76.55 | j | 80.92 | 82.09 | i | 71.37 | 58.16 | 47.95 | 39.61 | 54.80 | b | ||||||
1982 | 34.45 | a | 37.90 | b | 47.32 | f | 55.19 | a | 64.13 | 72.72 | c | 80.48 | e | 78.23 | e | 71.73 | d | 53.47 | b | 43.06 | e | 36.48 | d | 57.08 | a | |
1983 | 34.60 | 43.30 | a | 49.77 | 52.23 | b | 63.65 | a | 74.06 | f | 79.67 | a | 80.02 | g | 74.62 | a | 60.98 | c | 47.91 | a | 42.19 | d | 54.89 | b | ||
1984 | 37.77 | i | 37.57 | b | 47.74 | b | 54.52 | b | 72.39 | c | 74.90 | 79.57 | a | 77.42 | 73.94 | d | 55.03 | a | 44.96 | f | 37.50 | b | 61.06 | b | ||
1985 | 36.61 | 39.63 | b | 48.73 | a | 61.55 | h | 69.03 | 79.00 | b | 83.47 | b | 81.40 | a | 67.72 | c | 60.19 | b | 47.15 | 37.94 | 59.17 | a | ||||
1986 | 41.39 | c | 48.23 | 54.71 | b | 60.27 | d | 68.77 | a | 77.88 | d | 80.00 | b | 81.08 | a | 68.28 | 57.61 | d | 46.57 | 36.24 | 60.09 | |||||
1987 | 34.00 | d | 41.87 | a | 46.98 | b | 59.62 | b | 65.91 | d | 77.56 | f | 79.08 | a | 77.56 | e | 71.48 | 62.72 | h | 45.40 | a | 32.50 | a | 55.44 | b | |
1988 | 36.15 | 43.59 | a | 49.14 | b | 58.07 | c | 66.61 | c | 77.56 | c | 82.86 | c | 79.18 | a | 70.00 | a | 64.10 | a | 47.78 | 37.89 | d | 59.41 | |||
1989 | 33.47 | b | 41.37 | b | 55.98 | b | 64.41 | a | 68.98 | g | 76.86 | a | 83.68 | 77.98 | d | 72.61 | b | 58.43 | a | 47.12 | b | 35.18 | c | 58.83 | a | |
1990 | 36.21 | c | 40.73 | 51.10 | a | 60.22 | 67.03 | a | 79.36 | b | 82.03 | b | 78.75 | c | 73.80 | 59.32 | a | 45.25 | 29.48 | 58.61 | ||||||
1991 | 35.50 | 44.09 | 46.56 | 56.11 | b | 64.12 | b | 74.07 | 82.76 | 81.32 | 73.15 | 62.39 | 44.19 | a | 31.61 | 57.99 | ||||||||||
1992 | 32.89 | c | 43.91 | 50.27 | a | 65.67 | r | 67.48 | a | 75.13 | c | 79.74 | 79.40 | a | 73.70 | o | ----- | z | ----- | z | ----- | z | 61.26 | e | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 34.47 | 41.02 | 48.44 | 55.39 | 65.36 | 74.63 | 80.92 | 78.83 | 70.89 | 58.90 | 45.35 | 34.91 | 57.25 | |||||||||||||
S.D. | 4.11 | 3.14 | 3.47 | 3.42 | 3.07 | 2.95 | 1.68 | 2.09 | 2.78 | 2.76 | 2.45 | 3.95 | 1.44 | |||||||||||||
SKEW | -1.56 | 0.03 | 0.42 | 0.61 | 0.04 | -0.10 | -0.21 | -1.32 | -1.33 | -0.15 | -0.26 | -0.39 | 0.28 | |||||||||||||
MAX | 41.39 | 48.23 | 55.98 | 64.41 | 72.39 | 79.36 | 83.94 | 81.55 | 74.62 | 64.10 | 49.78 | 42.19 | 60.09 | |||||||||||||
MIN | 19.53 | 34.00 | 43.18 | 49.43 | 59.26 | 69.12 | 76.75 | 71.84 | 61.48 | 53.47 | 40.67 | 25.06 | 54.79 | |||||||||||||
YRS | 27 | 29 | 27 | 27 | 27 | 25 | 31 | 29 | 30 | 29 | 28 | 29 | 15 |