YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1969 | 35.48 | 31.93 | 35.19 | 43.48 | a | 51.81 | 55.50 | 64.45 | 66.48 | 59.52 | g | 44.00 | 39.53 | 31.00 | 45.35 | a | ||||||||||
1970 | 28.35 | 36.18 | 37.27 | a | 37.40 | 53.45 | 59.13 | 67.64 | f | 68.00 | a | 54.43 | 45.06 | 38.97 | a | 29.16 | 44.31 | a | ||||||||
1971 | 30.42 | 31.36 | 32.22 | d | 37.73 | 43.55 | 55.70 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.50 | f | |||||
1972 | 28.10 | a | 31.93 | 41.70 | a | 42.24 | a | 47.97 | a | 58.47 | 67.94 | 64.71 | 52.69 | a | 45.61 | 37.37 | 22.65 | h | 47.16 | a | ||||||
1973 | 22.16 | 34.36 | 33.84 | 43.80 | 53.79 | b | 60.63 | 64.00 | 62.45 | 53.30 | 46.35 | 31.53 | 28.03 | 44.52 | ||||||||||||
1974 | 24.06 | 27.36 | 36.77 | 41.40 | 52.19 | 60.97 | 64.71 | 58.55 | 58.73 | d | 48.00 | 37.67 | 30.55 | 45.08 | ||||||||||||
1975 | 30.23 | 31.25 | 33.90 | 34.33 | 48.00 | 54.87 | 61.81 | 55.39 | 49.41 | a | 37.77 | 25.73 | 33.68 | 41.36 | ||||||||||||
1976 | 31.65 | 31.00 | 30.61 | 33.63 | 50.77 | 52.87 | 65.93 | d | 56.14 | c | 52.82 | m | 45.86 | c | 36.68 | b | 27.65 | 42.07 | a | |||||||
1977 | 28.29 | 34.46 | 31.87 | 41.70 | 40.84 | f | 58.47 | 65.03 | 59.94 | 56.57 | 47.58 | 39.60 | 35.32 | 45.35 | a | |||||||||||
1978 | 32.29 | 32.75 | 38.10 | 37.33 | 46.65 | 56.43 | 60.35 | 62.13 | 52.30 | 48.19 | 30.67 | 25.26 | 43.54 | |||||||||||||
1979 | 28.35 | 29.50 | 35.94 | 39.30 | 50.48 | 59.21 | a | 64.03 | 59.61 | 61.17 | ----- | z | 30.70 | 29.26 | 44.32 | a | ||||||||||
1980 | ----- | z | 33.62 | ----- | z | 38.73 | 44.13 | 51.60 | 64.84 | 61.94 | 58.76 | i | 48.81 | 38.57 | 36.81 | e | 46.56 | c | ||||||||
1981 | 32.35 | 33.48 | a | 34.32 | 41.03 | 49.37 | d | 62.00 | 62.19 | 64.72 | b | 58.07 | 42.65 | 37.83 | 30.94 | 45.75 | ||||||||||
1982 | 27.37 | a | 32.82 | 32.30 | a | 38.60 | 50.80 | a | 56.00 | 62.68 | 62.84 | 57.40 | 45.35 | 33.87 | 31.90 | a | 44.33 | |||||||||
1983 | 33.10 | 34.71 | 35.42 | 36.57 | 48.39 | 56.17 | 60.77 | 64.23 | 60.50 | 48.87 | 36.20 | 30.26 | 45.43 | |||||||||||||
1984 | 33.74 | 31.89 | a | 35.97 | 38.27 | 55.21 | b | 56.93 | a | 64.81 | 62.57 | a | 58.43 | b | 39.07 | a | 33.11 | c | 18.79 | q | 46.36 | a | ||||
1985 | 25.84 | l | 28.31 | b | 30.39 | c | 43.63 | 47.32 | l | 60.11 | k | 62.36 | q | 58.35 | e | 47.52 | c | 43.30 | k | 29.96 | e | 31.20 | k | 39.69 | f | |
1986 | 32.24 | j | 30.82 | f | 36.67 | g | 36.78 | g | 51.25 | g | 61.08 | d | 63.26 | h | 66.83 | a | 47.41 | m | 45.55 | 41.00 | 27.61 | 48.41 | g | |||
1987 | 27.67 | a | 34.68 | 33.53 | l | 49.07 | 52.14 | b | 64.00 | e | 63.03 | 65.97 | 60.03 | 52.48 | 34.52 | c | 22.29 | c | 47.81 | a | ||||||
1988 | 27.36 | i | 33.66 | 35.35 | 40.21 | a | 49.61 | ----- | z | 59.52 | d | 62.00 | a | 57.53 | 53.84 | 36.90 | 29.03 | 45.77 | b | |||||||
1989 | 28.10 | 30.50 | 39.39 | 49.57 | 50.19 | 58.57 | 64.74 | 59.39 | 55.73 | 44.13 | a | 36.87 | 30.90 | 45.67 | ||||||||||||
1990 | 27.00 | 29.50 | 37.19 | 44.73 | 48.55 | 58.70 | 65.45 | 62.57 | a | 58.87 | 49.13 | 38.38 | a | 23.30 | a | 45.28 | ||||||||||
1991 | 30.16 | 38.50 | 32.68 | 40.47 | 47.06 | 55.40 | 65.39 | 64.19 | 60.63 | 52.52 | 38.54 | b | 31.90 | 46.45 | ||||||||||||
1992 | 32.13 | 37.83 | 39.29 | 46.70 | 53.97 | 56.80 | 62.48 | 65.26 | 59.30 | 50.74 | 35.20 | 27.87 | 47.30 | |||||||||||||
1993 | 29.55 | 32.11 | 41.13 | 42.76 | a | 50.68 | 56.57 | 60.65 | 62.53 | a | 56.93 | 49.58 | 35.13 | ----- | z | 47.06 | a | |||||||||
1994 | 33.84 | 30.85 | a | 42.81 | 45.10 | 50.23 | 61.33 | 67.65 | 66.39 | 58.20 | 46.74 | 30.93 | 30.42 | 47.04 | ||||||||||||
1995 | 32.45 | 38.71 | 37.00 | a | 40.33 | 45.58 | 53.48 | a | 64.39 | 64.52 | 58.80 | 49.16 | 42.63 | 32.45 | 46.63 | |||||||||||
1996 | 32.45 | 37.00 | 38.29 | 44.50 | 51.00 | 59.50 | 67.87 | 65.55 | 56.70 | 46.48 | 39.53 | 33.81 | 47.72 | |||||||||||||
1997 | 33.57 | a | 34.00 | 40.03 | 41.87 | 55.45 | 56.67 | 62.97 | 64.42 | 60.63 | 47.00 | 38.97 | a | 29.42 | 47.08 | |||||||||||
1998 | 31.53 | a | 30.61 | 36.53 | a | 37.00 | 42.10 | 51.11 | b | 63.33 | a | ----- | z | 56.13 | 43.68 | 35.12 | e | 29.26 | 41.49 | a | ||||||
1999 | 32.32 | 31.22 | e | 34.72 | b | 37.93 | b | 48.65 | 57.28 | a | 62.61 | 60.68 | 58.87 | 50.71 | 40.90 | 31.81 | 45.64 | |||||||||
2000 | 32.42 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.42 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.33 | 32.87 | 36.08 | 40.98 | 49.71 | 57.43 | 63.84 | 62.70 | 56.88 | 46.96 | 36.09 | 30.00 | 45.55 | |||||||||||||
S.D. | 3.08 | 2.85 | 3.27 | 3.91 | 3.36 | 3.08 | 2.20 | 3.18 | 3.46 | 3.69 | 3.89 | 3.30 | 1.61 | |||||||||||||
SKEW | -0.75 | 0.36 | 0.17 | 0.31 | -0.38 | -0.08 | 0.03 | -0.55 | -1.14 | -0.47 | -0.71 | -0.34 | -1.00 | |||||||||||||
MAX | 35.48 | 38.71 | 42.81 | 49.57 | 55.45 | 64.00 | 67.94 | 68.00 | 61.17 | 53.84 | 42.63 | 36.81 | 47.72 | |||||||||||||
MIN | 22.16 | 27.36 | 30.39 | 33.63 | 42.10 | 51.11 | 59.52 | 55.39 | 47.52 | 37.77 | 25.73 | 22.29 | 41.36 | |||||||||||||
YRS | 28 | 30 | 28 | 30 | 28 | 29 | 27 | 29 | 26 | 28 | 30 | 26 | 16 |