YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 30.90 | 20.90 | 25.90 | j | ||
1964 | 20.65 | 21.12 | d | 28.65 | 32.73 | 39.57 | a | 48.90 | 55.03 | 52.16 | 42.60 | 33.90 | 27.17 | 26.23 | 35.72 | |||||||||||
1965 | 25.65 | 25.75 | 24.74 | 37.77 | 41.29 | 49.97 | 54.52 | 54.35 | 42.37 | 35.00 | 31.00 | 17.58 | 36.66 | |||||||||||||
1966 | 24.81 | 24.46 | 28.26 | 33.23 | 44.16 | 49.03 | 55.10 | 54.87 | 50.67 | 32.74 | 32.47 | 26.42 | 38.02 | |||||||||||||
1967 | 27.68 | 27.68 | 28.65 | 31.23 | 40.68 | 50.40 | 57.74 | 57.43 | h | 50.30 | 34.16 | 30.20 | 18.97 | 36.15 | a | |||||||||||
1968 | 21.81 | 29.48 | 29.52 | 31.31 | a | 42.73 | a | 51.67 | 57.19 | 54.10 | a | 45.73 | 33.26 | 31.60 | 24.58 | 37.75 | ||||||||||
1969 | 21.42 | 22.57 | 28.13 | 33.37 | 45.81 | 52.57 | 54.77 | 53.32 | 47.30 | 32.77 | 23.97 | 25.68 | 36.81 | |||||||||||||
1970 | 27.68 | 26.71 | d | 30.74 | 30.07 | 41.19 | 53.60 | 57.42 | 55.03 | 40.92 | e | 32.45 | 31.43 | 22.39 | 37.47 | |||||||||||
1971 | 26.84 | 25.32 | 26.94 | 33.13 | 43.90 | 48.43 | 55.71 | 58.94 | 41.50 | 33.42 | 25.97 | 22.35 | 36.87 | |||||||||||||
1972 | 21.90 | 24.52 | 32.35 | 32.97 | 43.55 | 52.57 | 55.45 | 57.54 | e | 42.93 | 36.94 | 30.27 | 14.58 | 37.13 | ||||||||||||
1973 | 21.03 | 27.57 | 30.71 | 34.63 | c | 43.84 | 50.73 | 57.48 | 56.04 | e | 46.73 | 35.66 | b | 31.90 | 29.19 | 38.79 | ||||||||||
1974 | 21.81 | 27.21 | 31.23 | 34.47 | 41.48 | 53.57 | 55.90 | b | 53.61 | c | 44.90 | 34.35 | 28.40 | 23.06 | 37.50 | |||||||||||
1975 | 20.52 | 25.71 | 29.68 | 32.13 | 41.26 | 49.43 | 60.71 | 51.94 | 44.03 | 37.68 | 26.13 | 24.19 | 36.95 | |||||||||||||
1976 | 23.97 | 24.55 | 25.45 | 33.17 | 42.52 | 46.47 | 56.97 | 52.29 | 47.73 | 32.10 | 26.43 | 16.35 | 35.67 | |||||||||||||
1977 | 13.94 | 22.61 | 28.29 | 37.13 | 41.71 | 55.63 | 57.52 | 56.87 | 46.53 | 36.00 | 28.80 | 30.84 | 37.99 | |||||||||||||
1978 | 27.35 | 31.43 | 33.03 | 36.37 | 40.94 | 48.85 | c | 55.71 | 53.48 | 44.70 | 32.23 | 23.00 | 16.06 | 36.93 | ||||||||||||
1979 | 5.58 | 26.00 | 30.42 | 35.70 | 43.35 | 50.13 | 57.52 | 56.90 | a | 48.07 | 40.94 | 24.13 | 24.94 | 36.97 | ||||||||||||
1980 | 22.35 | 30.69 | 30.42 | 36.80 | 44.68 | 47.43 | 57.06 | 52.65 | 47.97 | 34.81 | 27.40 | 23.55 | 37.98 | |||||||||||||
1981 | 27.90 | 24.71 | 29.52 | 35.83 | 41.10 | 47.70 | 51.61 | 57.77 | 45.97 | 33.74 | 31.37 | 25.76 | f | 38.84 | a | |||||||||||
1982 | 17.29 | 23.32 | 30.06 | 31.97 | 40.87 | a | 50.83 | 53.97 | 54.55 | 44.03 | 34.65 | 23.44 | c | 21.87 | 35.57 | |||||||||||
1983 | 26.23 | 30.50 | 33.55 | 33.27 | 42.42 | 47.60 | 52.36 | f | 57.42 | 40.33 | 35.36 | f | 28.97 | 18.24 | b | 35.85 | b | |||||||||
1984 | 17.42 | ----- | z | ----- | z | 32.53 | 39.35 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 29.77 | i | |||
1985 | 17.42 | s | 17.64 | 23.80 | a | 32.40 | 38.32 | 45.53 | 55.52 | 46.33 | j | 37.55 | a | 29.90 | 15.00 | 4.35 | 30.00 | b | ||||||||
1986 | 11.75 | c | 27.25 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 19.50 | j | |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 22.13 | a | 22.13 | k |
1988 | 18.71 | 23.68 | a | 29.80 | a | 37.33 | 40.95 | k | 52.00 | 59.47 | l | 50.48 | ----- | z | ----- | z | ----- | z | ----- | z | 35.33 | f | ||||
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.71 | 43.39 | l | 33.18 | c | 24.62 | d | 17.29 | 32.20 | h | ||
1990 | 16.75 | o | ----- | z | 28.71 | 37.85 | d | 38.14 | c | 49.45 | a | 58.58 | 57.19 | 47.85 | j | 33.77 | 27.62 | f | 7.79 | g | 43.39 | e | ||||
1991 | 14.43 | a | 26.36 | ----- | z | 34.71 | m | 38.07 | a | 46.00 | e | ----- | z | 58.21 | q | ----- | z | 31.89 | m | 28.83 | 21.39 | 29.18 | f | |||
1992 | 22.90 | 28.71 | a | 30.74 | 39.63 | 43.84 | 57.23 | 54.97 | 54.94 | 43.77 | 36.58 | 24.82 | b | ----- | z | 39.83 | a | |||||||||
1993 | ----- | z | ----- | z | ----- | z | 34.07 | b | 47.04 | d | 44.44 | e | 49.23 | 47.16 | f | 42.04 | b | 36.94 | 18.07 | a | 28.33 | y | 38.83 | e | ||
1994 | ----- | z | ----- | z | ----- | z | 37.20 | 45.26 | 46.27 | 59.35 | 54.90 | 49.50 | 33.06 | 19.13 | 18.30 | a | 40.33 | c | ||||||||
1995 | 25.90 | 29.71 | 31.55 | 31.59 | c | ----- | z | ----- | z | ----- | z | 49.40 | u | 46.43 | 29.61 | 32.93 | 24.63 | a | 31.55 | d | ||||||
1996 | 23.26 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 23.26 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.51 | 25.97 | 29.40 | 34.28 | 42.11 | 49.87 | 56.04 | 54.79 | 44.98 | 34.22 | 27.08 | 21.39 | 37.11 | |||||||||||||
S.D. | 5.41 | 3.18 | 2.38 | 2.47 | 2.33 | 3.09 | 2.39 | 2.17 | 3.26 | 2.40 | 4.55 | 5.35 | 0.89 | |||||||||||||
SKEW | -1.12 | -0.41 | -0.59 | 0.39 | 0.05 | 0.43 | -0.80 | 0.06 | -0.20 | 0.57 | -0.92 | -1.05 | -0.19 | |||||||||||||
MAX | 27.90 | 31.43 | 33.55 | 39.63 | 47.04 | 57.23 | 60.71 | 58.94 | 50.67 | 40.94 | 32.93 | 30.84 | 38.79 | |||||||||||||
MIN | 5.58 | 17.64 | 23.80 | 30.07 | 38.07 | 44.44 | 49.23 | 50.48 | 37.55 | 29.61 | 15.00 | 4.35 | 35.57 | |||||||||||||
YRS | 27 | 26 | 25 | 28 | 27 | 27 | 24 | 24 | 25 | 26 | 28 | 26 | 17 |