YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | ----- | z | ----- | z | 65.71 | g | 79.34 | a | 82.55 | 86.16 | 75.00 | 68.65 | 56.17 | 48.42 | 70.90 | e | ||||||
1962 | 47.26 | 51.38 | d | 52.43 | a | 65.87 | 59.13 | a | ----- | z | ----- | z | ----- | z | 73.67 | l | 63.29 | 55.40 | 49.13 | 55.49 | d | |||||
1963 | 43.16 | 57.36 | 54.42 | 56.03 | 67.00 | 71.50 | 74.58 | 80.58 | 78.00 | 64.68 | 52.90 | 46.74 | 62.25 | |||||||||||||
1964 | 47.68 | 51.83 | 53.23 | 58.67 | 64.03 | 69.93 | 79.35 | 77.90 | 73.70 | 66.26 | 49.87 | 44.97 | 61.45 | |||||||||||||
1965 | 45.03 | 51.14 | 59.26 | 61.73 | 64.35 | 72.20 | 81.71 | 79.16 | 74.27 | 66.39 | 53.33 | 42.06 | 62.55 | |||||||||||||
1966 | 45.77 | 49.18 | 52.10 | 62.93 | 69.06 | 72.70 | 78.10 | 81.87 | 75.50 | 64.23 | 54.03 | 48.94 | 62.87 | |||||||||||||
1967 | 48.42 | 52.21 | 51.58 | 55.37 | 68.19 | 76.37 | 84.42 | 90.06 | 81.60 | 63.23 | 55.40 | 45.68 | 64.38 | |||||||||||||
1968 | 46.13 | 56.59 | 56.35 | 58.90 | 65.39 | 72.53 | 81.16 | 75.58 | 73.20 | 60.94 | 52.80 | 42.77 | 61.86 | |||||||||||||
1969 | 39.23 | 45.64 | 57.74 | 58.10 | 69.58 | 74.87 | 79.23 | 77.94 | 74.20 | 60.23 | a | 54.31 | a | 46.77 | 61.49 | |||||||||||
1970 | 45.84 | 54.89 | 55.87 | 55.50 | 66.68 | 77.07 | 81.90 | 81.13 | 71.27 | 63.29 | 53.63 | 44.29 | 62.61 | |||||||||||||
1971 | 44.77 | 49.04 | 49.26 | 57.80 | 66.52 | 66.30 | 80.52 | 82.90 | 71.33 | 61.45 | 50.90 | 43.70 | a | 60.37 | ||||||||||||
1972 | 43.90 | 49.66 | 55.71 | 54.10 | 68.65 | 72.80 | 83.23 | 84.16 | 72.17 | 65.00 | 52.20 | 41.68 | 61.94 | |||||||||||||
1973 | 43.94 | 52.96 | 53.52 | 61.20 | 69.19 | 72.03 | 81.65 | 78.94 | 74.73 | 61.65 | 48.87 | 48.71 | 62.28 | |||||||||||||
1974 | 43.74 | 46.50 | 53.10 | 57.40 | 62.58 | 74.50 | 77.26 | 83.58 | 84.27 | 68.77 | 54.10 | 48.68 | 62.87 | |||||||||||||
1975 | 48.00 | 46.93 | 51.61 | 54.83 | 66.13 | 71.53 | 79.00 | 75.97 | 80.40 | 60.00 | 51.90 | 48.52 | 61.24 | |||||||||||||
1976 | 48.06 | 49.83 | 51.97 | 57.30 | 66.74 | 69.70 | 78.61 | 75.77 | 76.40 | 66.71 | 56.43 | 44.68 | 61.85 | |||||||||||||
1977 | 46.71 | 54.68 | 52.48 | 63.10 | 61.61 | 74.90 | 78.84 | 85.10 | 70.53 | 64.03 | 50.93 | 48.81 | 62.64 | |||||||||||||
1978 | 45.57 | a | 51.46 | 59.06 | 58.20 | 63.32 | 74.67 | 81.06 | 80.10 | 68.33 | 67.19 | 48.57 | 42.90 | 61.70 | ||||||||||||
1979 | 38.32 | 47.29 | 57.97 | 59.20 | 68.16 | ----- | z | 81.35 | 79.03 | 76.03 | 66.26 | 51.17 | 49.68 | 61.31 | a | |||||||||||
1980 | 44.39 | 50.07 | 53.13 | 61.40 | 65.58 | 66.83 | 80.58 | 79.48 | 75.90 | 66.77 | 53.10 | 48.06 | 62.11 | |||||||||||||
1981 | 49.68 | 49.64 | 56.87 | 59.73 | 64.26 | 69.07 | 78.84 | 83.58 | 75.97 | 62.65 | 54.03 | 48.29 | 62.72 | |||||||||||||
1982 | 42.39 | 48.43 | 53.77 | 56.50 | 68.13 | a | 75.03 | 77.39 | 79.90 | 74.67 | 63.77 | 49.47 | 46.13 | 61.30 | ||||||||||||
1983 | 48.06 | 51.85 | a | 55.45 | 61.07 | 69.42 | 69.47 | 73.29 | 78.97 | 72.13 | 64.65 | 52.70 | 40.48 | 61.46 | ||||||||||||
1984 | 47.90 | 52.31 | 57.42 | 57.13 | 63.58 | 69.50 | 81.90 | 80.81 | 73.87 | 58.77 | 50.63 | 43.16 | 61.42 | |||||||||||||
1985 | 45.06 | 48.89 | a | 54.84 | 62.93 | 67.29 | 74.93 | 86.42 | 80.03 | 71.20 | 63.65 | 44.67 | 44.00 | 61.99 | ||||||||||||
1986 | 50.06 | 49.86 | 60.00 | 59.70 | 66.39 | 77.10 | 75.71 | 88.10 | 71.27 | 66.68 | 54.70 | 46.32 | 63.82 | |||||||||||||
1987 | 46.26 | 51.71 | 55.65 | 65.30 | 70.32 | 76.77 | 76.55 | 84.35 | 79.03 | 74.23 | 53.50 | 43.10 | 64.73 | |||||||||||||
1988 | 43.81 | 53.45 | 55.58 | 60.57 | 63.90 | 70.70 | 81.35 | 82.03 | 78.27 | 68.29 | 52.00 | 45.42 | 62.95 | |||||||||||||
1989 | 46.71 | 42.21 | 51.71 | 65.87 | 65.87 | 75.17 | 74.45 | 76.42 | 79.87 | 63.90 | 54.00 | 44.45 | 61.72 | |||||||||||||
1990 | 47.90 | b | 46.93 | 58.19 | 64.17 | 64.42 | 70.70 | 83.32 | 81.55 | 78.43 | 62.35 | 52.43 | 40.00 | 62.53 | ||||||||||||
1991 | 47.16 | 56.57 | 53.16 | 58.90 | 61.65 | 67.10 | 81.61 | 81.65 | 81.83 | 69.00 | 52.87 | 46.90 | 63.20 | |||||||||||||
1992 | 49.45 | 57.66 | 63.84 | 63.27 | 75.13 | 78.13 | 81.74 | 85.52 | 74.87 | 66.35 | 57.80 | 47.81 | 66.80 | |||||||||||||
1993 | 44.58 | 49.39 | 58.10 | 61.30 | 71.65 | 71.23 | 72.71 | 79.84 | 79.70 | 68.58 | 48.90 | 45.90 | 62.66 | |||||||||||||
1994 | 49.23 | 48.82 | 59.55 | 60.90 | 69.55 | 72.30 | 85.65 | 82.06 | 81.77 | 64.23 | 47.30 | 47.61 | 64.08 | |||||||||||||
1995 | 49.77 | 55.86 | 56.48 | 60.73 | 71.29 | 73.77 | 82.81 | 80.77 | 78.40 | 63.87 | 57.77 | 47.90 | 64.95 | |||||||||||||
1996 | 46.45 | 50.17 | 56.61 | 61.43 | 62.84 | 73.19 | c | 87.25 | g | 84.39 | 73.27 | 62.90 | 53.27 | 48.65 | 61.20 | a | ||||||||||
1997 | 46.68 | 51.00 | a | 54.71 | 59.97 | 72.84 | 72.19 | c | 82.18 | i | 84.06 | 76.03 | 62.55 | 56.55 | a | 47.76 | f | 63.66 | b | |||||||
1998 | 49.33 | a | 52.32 | 57.13 | 62.03 | 62.81 | 74.96 | f | 85.19 | d | 85.94 | 82.03 | 64.74 | 53.82 | b | 45.90 | 63.75 | a | ||||||||
1999 | ----- | z | 48.86 | 52.37 | a | 60.57 | 66.16 | 71.70 | 82.47 | l | 80.00 | 81.23 | 65.50 | a | 54.46 | b | 48.84 | 62.97 | b | |||||||
2000 | 46.10 | 51.00 | a | 54.42 | 62.57 | b | 65.87 | a | 76.73 | 79.65 | 79.82 | i | 75.03 | 64.00 | a | 50.17 | 47.61 | c | 61.19 | a | ||||||
2001 | 47.55 | 51.96 | a | 56.71 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.07 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.16 | 50.94 | 55.33 | 60.06 | 66.55 | 72.83 | 80.10 | 81.46 | 76.04 | 64.74 | 52.68 | 45.99 | 62.59 | |||||||||||||
S.D. | 2.64 | 3.31 | 2.95 | 3.02 | 3.35 | 3.18 | 3.35 | 3.37 | 3.82 | 2.95 | 2.81 | 2.62 | 1.31 | |||||||||||||
SKEW | -0.95 | 0.04 | 0.44 | -0.01 | 0.26 | -0.07 | -0.38 | 0.35 | 0.22 | 0.64 | -0.53 | -0.57 | 1.25 | |||||||||||||
MAX | 50.06 | 57.66 | 63.84 | 65.87 | 75.13 | 79.34 | 86.42 | 90.06 | 84.27 | 74.23 | 57.80 | 49.68 | 66.80 | |||||||||||||
MIN | 38.32 | 42.21 | 49.26 | 54.10 | 59.13 | 66.30 | 72.71 | 75.58 | 68.33 | 58.77 | 44.67 | 40.00 | 60.37 | |||||||||||||
YRS | 39 | 40 | 40 | 39 | 39 | 37 | 36 | 38 | 39 | 40 | 40 | 39 | 32 |