YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | 69.03 | 77.73 | 84.19 | 83.87 | 76.23 | 71.87 | 59.70 | 44.32 | 70.87 | d | ||||||||
1966 | 39.06 | 41.93 | 57.68 | 66.80 | 77.19 | 82.37 | 87.45 | 84.58 | 77.77 | 68.42 | 62.83 | 45.87 | 66.00 | |||||||||||||
1967 | 44.23 | 52.50 | 60.94 | 61.17 | 71.39 | 77.80 | 84.26 | 83.65 | 77.13 | 71.16 | 61.03 | 36.00 | 65.10 | |||||||||||||
1968 | 33.42 | 51.28 | 54.77 | 59.43 | 71.03 | 83.90 | 85.23 | 78.27 | a | 77.28 | a | 68.83 | b | 51.77 | 43.29 | 63.21 | ||||||||||
1969 | 48.23 | 45.68 | 49.90 | 64.89 | b | 72.10 | 80.30 | 86.32 | f | 85.33 | d | 79.00 | a | 63.07 | a | 52.77 | 51.03 | 62.94 | a | |||||||
1970 | 43.90 | 53.07 | 51.87 | 58.83 | 74.58 | 83.23 | 87.59 | b | 85.03 | 75.43 | 62.45 | 59.60 | 49.16 | 65.40 | ||||||||||||
1971 | 47.48 | 50.50 | 59.52 | 62.37 | 69.32 | 83.07 | 89.52 | 82.52 | 76.60 | 59.58 | 53.87 | 40.29 | 64.55 | |||||||||||||
1972 | 49.35 | 54.62 | 66.00 | 66.50 | 73.68 | 79.40 | 87.39 | 83.52 | 77.20 | 64.13 | 48.10 | 44.00 | 66.16 | |||||||||||||
1973 | 37.97 | 44.11 | 46.94 | 58.20 | 71.39 | 81.57 | 85.06 | 84.94 | 79.67 | 71.23 | 57.90 | 50.90 | 64.15 | |||||||||||||
1974 | 42.19 | 49.54 | 60.71 | 64.37 | 77.06 | 89.43 | 85.42 | 84.13 | 78.23 | 66.19 | 54.37 | 46.48 | b | 66.51 | ||||||||||||
1975 | 43.76 | b | 46.04 | 52.71 | 56.87 | 69.50 | c | 82.53 | 86.00 | 85.87 | 77.25 | b | 70.10 | 56.57 | i | 42.97 | b | 64.87 | a | |||||||
1976 | 46.94 | 52.48 | 52.94 | 64.70 | 72.39 | 83.47 | 85.03 | 82.77 | 74.97 | 63.42 | 55.67 | 45.27 | e | 65.00 | ||||||||||||
1977 | 39.26 | 50.86 | 51.72 | b | 63.47 | 68.96 | e | 84.64 | h | 85.47 | l | 85.74 | h | 79.10 | j | 69.19 | 57.37 | 53.29 | 56.76 | d | ||||||
1978 | 46.06 | 46.00 | 54.74 | d | 68.15 | q | 71.94 | 86.93 | 89.52 | 85.32 | 78.77 | 71.19 | 51.93 | c | 38.17 | b | 65.51 | a | ||||||||
1979 | 39.10 | 48.73 | f | 54.26 | 63.73 | 67.77 | 80.48 | a | 86.74 | 83.73 | a | 83.37 | 72.81 | 51.00 | 47.32 | 66.39 | a | |||||||||
1980 | 41.45 | 51.00 | 51.23 | 61.27 | 67.97 | a | 86.07 | 88.84 | 84.71 | 80.50 | 67.26 | 58.53 | 52.42 | 65.94 | ||||||||||||
1981 | 50.45 | 54.04 | 52.61 | 67.53 | 72.26 | 86.57 | 85.74 | 86.06 | 78.97 | 66.61 | 62.57 | 53.16 | 68.05 | |||||||||||||
1982 | 44.81 | 49.46 | 55.23 | 66.33 | 72.03 | 83.43 | 85.58 | 82.94 | 78.00 | 66.55 | 53.40 | 44.45 | 65.18 | |||||||||||||
1983 | 45.35 | 51.54 | 54.06 | 58.70 | 73.23 | 81.97 | 87.00 | 85.13 | 82.13 | 67.65 | 54.53 | 49.74 | 65.92 | |||||||||||||
1984 | 46.65 | 52.55 | 59.29 | 62.23 | 81.13 | 83.03 | 85.94 | 82.68 | 78.30 | 60.23 | 56.70 | 44.55 | 66.11 | |||||||||||||
1985 | 43.35 | 47.93 | 54.90 | 66.70 | 74.03 | 86.47 | 88.77 | 84.97 | a | 74.60 | 67.00 | 53.53 | 47.39 | 65.80 | ||||||||||||
1986 | 55.97 | 52.50 | 61.42 | 65.87 | 75.87 | 85.53 | 85.29 | 86.71 | 76.00 | 64.61 | 55.23 | 43.77 | 67.40 | |||||||||||||
1987 | 43.90 | 47.64 | 53.50 | i | 68.60 | 71.87 | 85.83 | 86.77 | 82.19 | 79.07 | 73.16 | 54.17 | 44.19 | 67.04 | a | |||||||||||
1988 | 43.06 | 53.52 | 60.19 | 64.33 | 74.48 | 84.60 | 89.10 | 82.97 | 78.20 | 74.35 | 57.23 | 45.71 | 67.31 | |||||||||||||
1989 | 44.26 | 51.43 | 63.84 | 74.27 | 78.61 | 86.50 | 90.77 | 84.71 | 82.03 | 68.94 | 58.67 | 50.42 | 69.54 | |||||||||||||
1990 | 47.84 | 46.89 | 58.84 | 67.37 | 73.83 | a | 89.40 | 87.97 | 83.77 | 79.07 | 69.61 | 55.43 | 39.48 | 66.63 | ||||||||||||
1991 | 41.97 | 56.14 | 51.68 | 65.27 | 72.97 | 79.40 | 86.39 | 85.74 | 80.43 | 73.00 | 53.77 | 41.84 | 65.72 | |||||||||||||
1992 | 35.48 | 50.52 | 57.55 | 70.83 | 72.84 | 81.57 | 85.84 | 83.52 | 81.90 | 73.23 | 50.33 | 38.29 | 65.16 | |||||||||||||
1993 | 47.58 | 49.71 | 60.45 | 67.97 | 77.32 | 84.67 | 88.32 | 84.13 | 80.43 | 68.00 | 53.07 | 48.29 | 67.50 | |||||||||||||
1994 | 51.48 | 49.86 | 60.23 | a | 66.63 | 73.39 | 88.83 | 91.23 | 89.16 | 80.52 | a | 67.94 | 51.73 | 49.39 | 68.37 | |||||||||||
1995 | 45.58 | 57.36 | 59.10 | 62.17 | 69.74 | 82.59 | a | 89.52 | 88.16 | 81.90 | 74.06 | 63.37 | 51.29 | 68.74 | ||||||||||||
1996 | 52.90 | 58.24 | 58.87 | 69.33 | 81.32 | 87.47 | 89.39 | 87.84 | 74.80 | 68.19 | 57.07 | 51.06 | 69.71 | |||||||||||||
1997 | 42.10 | 51.50 | 63.77 | 62.00 | 79.00 | 83.23 | 88.29 | 84.26 | 82.43 | 68.07 | a | 59.03 | 41.87 | a | 67.13 | |||||||||||
1998 | 51.74 | 48.29 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.01 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 44.75 | 50.58 | 56.71 | 64.48 | 73.31 | 83.73 | 87.23 | 84.47 | 78.69 | 68.25 | 55.82 | 45.93 | 66.39 | |||||||||||||
S.D. | 4.95 | 3.67 | 4.59 | 3.93 | 3.55 | 3.12 | 1.92 | 1.99 | 2.40 | 3.86 | 3.81 | 4.61 | 1.60 | |||||||||||||
SKEW | -0.05 | -0.15 | -0.02 | 0.12 | 0.60 | -0.02 | 0.29 | -0.28 | 0.12 | -0.41 | 0.24 | -0.23 | 0.35 | |||||||||||||
MAX | 55.97 | 58.24 | 66.00 | 74.27 | 81.32 | 89.43 | 91.23 | 89.16 | 83.37 | 74.35 | 63.37 | 53.29 | 69.71 | |||||||||||||
MIN | 33.42 | 41.93 | 46.94 | 56.87 | 67.77 | 77.73 | 84.19 | 78.27 | 74.60 | 59.58 | 48.10 | 36.00 | 63.21 | |||||||||||||
YRS | 33 | 32 | 31 | 31 | 33 | 32 | 31 | 32 | 32 | 33 | 32 | 33 | 26 |