YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1969 | ----- | z | ----- | z | ----- | z | 47.76 | i | 58.17 | b | 64.90 | 66.98 | b | 65.21 | e | 59.95 | a | 46.06 | 42.95 | b | 34.40 | e | 54.83 | d | ||
1970 | 32.42 | 38.16 | 41.38 | e | 42.15 | d | 55.47 | a | 65.62 | 69.74 | 68.76 | 56.17 | 46.24 | 38.30 | 33.06 | 48.96 | ||||||||||
1971 | 37.08 | a | 37.59 | 37.45 | 44.75 | 54.87 | 57.42 | 68.98 | a | 72.05 | 54.80 | 47.68 | a | 39.82 | 33.98 | 48.87 | ||||||||||
1972 | 32.73 | 36.64 | 45.02 | 43.28 | 55.80 | a | 61.75 | 68.24 | 68.02 | 55.47 | 47.82 | 41.27 | 26.40 | 48.54 | ||||||||||||
1973 | 29.13 | 36.34 | 41.56 | 46.97 | 54.89 | 60.57 | 69.32 | 65.94 | 58.95 | 48.63 | 36.47 | 37.29 | 48.84 | |||||||||||||
1974 | 24.88 | a | 38.38 | 40.85 | 45.53 | 51.18 | 64.48 | 65.19 | 67.66 | 61.10 | 49.00 | 40.03 | 36.32 | 48.72 | ||||||||||||
1975 | 34.98 | 32.89 | 37.97 | 41.83 | 53.16 | 58.28 | 69.69 | 63.85 | a | 59.77 | 48.44 | 38.68 | 36.85 | 48.03 | ||||||||||||
1976 | 35.52 | d | 35.59 | 39.11 | 44.47 | 51.95 | i | 56.88 | b | 69.06 | n | 63.92 | 61.75 | 49.53 | 41.37 | 34.90 | 46.30 | b | ||||||||
1977 | 28.24 | 38.11 | 40.68 | 50.97 | 49.44 | 65.05 | 66.97 | 71.66 | 56.07 | 48.90 | 36.63 | 34.21 | 48.91 | |||||||||||||
1978 | 31.63 | 37.30 | 43.74 | 46.03 | 51.24 | f | 61.73 | 67.42 | 65.40 | 56.53 | 50.19 | 32.90 | 29.29 | 47.47 | a | |||||||||||
1979 | 15.94 | 34.93 | 42.87 | 47.02 | 56.82 | a | 61.96 | b | 69.20 | a | 67.23 | a | 62.84 | b | 52.71 | 35.30 | 36.53 | b | 48.61 | |||||||
1980 | 24.88 | b | 34.28 | 40.65 | 48.82 | b | 54.40 | 56.98 | c | 68.56 | 64.60 | a | 61.72 | a | 49.81 | 41.00 | 39.29 | 48.75 | ||||||||
1981 | 34.28 | a | 37.02 | 42.89 | 48.05 | b | 53.33 | b | 58.61 | b | 65.71 | b | 70.32 | c | 60.95 | 49.08 | 40.95 | 34.45 | 49.64 | |||||||
1982 | 33.71 | 35.29 | 40.42 | a | 43.93 | 54.13 | a | 62.10 | d | 67.02 | 68.28 | b | 58.12 | a | 47.88 | a | 35.57 | 32.42 | 48.24 | |||||||
1983 | 37.87 | a | 39.16 | 43.82 | c | 46.10 | 56.06 | 58.80 | 63.21 | 67.82 | 56.13 | 50.73 | a | 41.28 | 24.25 | a | 48.77 | |||||||||
1984 | 35.35 | 37.98 | 43.65 | a | 44.07 | 50.69 | 57.55 | 69.24 | 67.73 | 57.32 | 45.97 | 37.65 | 30.22 | a | 48.12 | |||||||||||
1985 | 27.84 | b | 34.64 | 40.02 | 50.02 | a | 54.02 | 62.18 | 73.43 | a | 65.52 | 53.55 | 48.71 | 27.25 | 19.93 | a | 46.43 | |||||||||
1986 | 34.82 | 36.86 | 45.98 | 45.42 | 55.62 | a | 65.53 | 64.21 | 72.00 | 55.32 | 51.34 | 42.36 | h | 32.33 | b | 50.86 | a | |||||||||
1987 | 31.83 | d | 37.46 | a | 41.74 | d | 51.83 | j | 58.25 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.00 | l | 37.35 | r | 37.01 | i |
1988 | 30.40 | p | ----- | z | 40.12 | o | 48.29 | p | 53.88 | o | 55.05 | t | ----- | z | ----- | z | ----- | z | ----- | z | 43.22 | u | 33.39 | v | ----- | z |
1989 | 37.72 | v | 14.20 | w | ----- | z | ----- | z | 59.83 | y | 72.08 | x | ----- | z | ----- | z | 60.79 | i | 51.20 | f | 43.46 | r | 35.38 | e | 35.38 | k |
1990 | 37.45 | b | 36.24 | c | 43.77 | a | 52.79 | b | 52.55 | a | 60.59 | c | 71.20 | d | 69.70 | k | 65.83 | j | 50.24 | f | 42.48 | i | 25.27 | i | 50.66 | e |
1991 | 33.62 | j | 44.59 | f | 40.56 | e | 47.55 | h | 52.05 | i | 57.86 | h | 70.63 | d | 71.28 | f | ----- | z | ----- | z | ----- | z | ----- | z | 55.59 | j |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | 59.32 | 67.62 | a | 69.24 | 70.98 | b | 61.14 | a | 53.40 | 40.57 | 30.43 | a | 56.59 | d | ||||
1993 | 25.98 | 28.39 | a | 41.84 | 48.13 | 58.35 | a | 60.38 | a | 62.31 | 66.79 | c | 63.20 | c | 52.93 | d | 33.66 | b | 33.92 | 47.99 | ||||||
1994 | 40.65 | a | 34.40 | c | 45.95 | a | 50.70 | b | 57.67 | a | 62.12 | a | 74.43 | b | 70.05 | a | 66.29 | b | 48.55 | j | 37.95 | 34.98 | 52.29 | a | ||
1995 | 33.81 | d | 42.57 | a | 44.18 | i | 47.80 | 57.36 | b | 61.23 | 68.45 | 65.33 | a | 63.31 | c | 49.08 | a | 47.50 | a | 34.02 | a | 51.86 | a | |||
1996 | 35.72 | a | 34.48 | 43.03 | 50.78 | 52.66 | 62.47 | 72.89 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.29 | e | ||||||
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.05 | i | 67.97 | l | 71.42 | f | 61.08 | f | ----- | z | ----- | z | 34.63 | d | 34.63 | k |
1998 | 34.91 | b | 38.52 | a | 42.83 | a | 46.67 | a | 52.20 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.03 | g |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 32.15 | 36.38 | 41.99 | 46.79 | 54.70 | 61.45 | 68.43 | 67.69 | 59.11 | 49.25 | 38.43 | 32.90 | 48.49 | |||||||||||||
S.D. | 5.42 | 2.66 | 2.24 | 2.95 | 2.59 | 3.02 | 3.00 | 2.61 | 3.39 | 2.10 | 4.21 | 4.37 | 0.71 | |||||||||||||
SKEW | -1.17 | -0.69 | -0.10 | 0.22 | -0.13 | 0.17 | -0.07 | 0.27 | 0.21 | 0.40 | -0.54 | -1.40 | -1.50 | |||||||||||||
MAX | 40.65 | 42.57 | 45.98 | 52.79 | 59.32 | 67.62 | 74.43 | 72.05 | 66.29 | 53.40 | 47.50 | 39.29 | 49.64 | |||||||||||||
MIN | 15.94 | 28.39 | 37.45 | 41.83 | 49.44 | 56.88 | 62.31 | 63.85 | 53.55 | 45.97 | 27.25 | 19.93 | 46.43 | |||||||||||||
YRS | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 22 | 22 | 21 | 21 | 24 | 15 |