YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | 55.77 | c | 65.29 | m | 71.39 | q | ----- | z | 65.46 | b | 54.31 | m | 46.34 | b | 29.03 | 49.15 | h | |
1959 | 30.52 | d | 28.76 | a | 36.22 | b | 46.05 | 58.23 | 62.54 | c | 69.50 | c | ----- | z | 65.71 | a | 55.35 | 45.67 | a | 36.02 | d | 48.60 | a | |||
1960 | 30.87 | e | 35.12 | 33.29 | b | 45.53 | a | 56.93 | a | 65.86 | b | 69.90 | a | 68.97 | a | 62.05 | 52.95 | a | 46.58 | d | 32.10 | e | 50.01 | |||
1961 | 27.90 | a | 31.04 | 36.44 | 43.87 | 53.73 | a | 65.42 | 69.13 | 70.74 | 66.63 | 55.67 | h | 45.76 | a | 35.30 | a | 49.63 | a | |||||||
1962 | 31.19 | b | 30.10 | c | 37.82 | 47.00 | 53.67 | b | 63.80 | 67.87 | 67.42 | 61.10 | a | 53.02 | b | 42.35 | 31.96 | c | 48.94 | |||||||
1963 | 31.27 | 27.98 | 38.24 | 46.43 | 55.52 | 65.90 | a | 72.47 | 68.84 | 60.19 | c | 57.13 | a | 48.43 | b | 29.76 | 50.18 | |||||||||
1964 | 32.71 | 30.88 | 37.00 | 44.33 | 57.57 | a | 64.98 | 69.15 | a | 66.03 | 61.62 | b | 53.45 | a | 44.20 | 35.87 | 49.82 | |||||||||
1965 | 28.74 | 28.96 | a | 35.95 | b | 42.17 | 56.35 | a | 64.45 | 70.39 | 70.33 | a | 62.12 | a | 51.60 | a | 42.78 | 36.18 | 49.17 | |||||||
1966 | 31.71 | b | 31.82 | 38.74 | d | 42.37 | 53.02 | 65.25 | 71.74 | 69.48 | 61.34 | a | 53.57 | a | 45.70 | 35.77 | c | 50.04 | ||||||||
1967 | 35.42 | 29.63 | a | 33.48 | 42.57 | 49.45 | a | 63.33 | 71.34 | 68.50 | 62.28 | 54.65 | 40.98 | 35.53 | a | 48.93 | ||||||||||
1968 | 27.55 | a | 27.53 | 38.45 | a | 46.97 | 53.00 | 62.78 | 73.15 | 68.61 | 62.30 | 57.00 | a | 43.33 | j | 35.21 | j | 51.73 | b | |||||||
1969 | 30.75 | a | 31.91 | 36.61 | 46.62 | 54.27 | 65.75 | 68.47 | 72.61 | 63.30 | 53.37 | 44.58 | 35.10 | j | 51.66 | a | ||||||||||
1970 | ----- | z | ----- | z | 36.00 | h | 46.23 | b | 56.13 | 64.33 | 71.66 | c | 70.75 | a | 63.17 | 53.35 | 45.73 | 34.32 | i | 58.92 | d | |||||
1971 | 25.65 | 30.96 | 36.42 | 43.50 | b | 53.98 | 64.43 | c | 70.94 | d | 70.75 | i | 64.52 | h | 56.85 | d | 42.03 | l | 36.71 | n | 47.84 | d | ||||
1972 | 33.56 | g | 29.06 | e | 35.32 | 40.67 | d | 54.23 | 64.05 | h | 69.14 | i | 68.24 | j | 63.40 | j | 50.44 | f | 42.04 | g | 40.79 | x | 39.82 | h | ||
1973 | 34.55 | u | 31.69 | a | 41.94 | d | 47.65 | 54.42 | 67.26 | g | 71.45 | k | 72.85 | k | ----- | z | 53.31 | g | 44.06 | c | 39.89 | d | 43.27 | f | ||
1974 | 33.61 | d | 29.43 | f | 37.23 | e | 46.77 | h | 53.10 | 63.69 | f | 70.24 | h | 71.12 | a | 63.50 | d | 50.50 | b | 43.36 | a | 37.18 | 48.70 | d | ||
1975 | 35.43 | a | 32.32 | 35.91 | c | 42.06 | e | 57.97 | a | 64.71 | a | 72.70 | f | 70.48 | b | 61.43 | 55.53 | a | 47.57 | i | 35.73 | e | 49.16 | b | ||
1976 | 27.64 | b | 33.78 | d | 36.47 | m | 49.38 | d | 57.24 | b | 66.78 | c | 70.24 | h | 69.75 | k | 61.88 | f | 51.80 | d | 40.62 | 29.96 | f | 46.75 | e | |
1977 | 23.92 | a | 29.75 | 40.98 | a | 47.25 | d | 56.94 | f | 63.64 | b | 71.09 | c | 70.44 | 62.86 | e | 53.69 | b | 47.10 | e | 34.35 | 49.55 | a | |||
1978 | 30.10 | 26.59 | 34.42 | 43.92 | 56.16 | 64.37 | k | 69.22 | d | 70.14 | c | 60.15 | g | 53.20 | h | 43.36 | i | 34.77 | e | 45.66 | d | |||||
1979 | 30.34 | c | 20.71 | n | ----- | z | 45.27 | j | 60.89 | l | 65.83 | j | 72.37 | p | 70.50 | p | ----- | z | ----- | z | ----- | z | ----- | z | 30.34 | k |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.58 | e | 71.27 | p | ----- | z | 68.58 | x | 53.30 | a | 43.63 | 31.03 | b | 48.14 | h | |
1981 | 24.82 | ----- | z | ----- | z | ----- | z | 58.77 | k | 66.88 | a | 72.03 | ----- | z | 62.56 | c | 52.63 | a | 46.22 | a | 36.76 | 51.70 | e | |||
1982 | 26.45 | a | 32.81 | b | 38.00 | a | 44.23 | 54.95 | 60.27 | 70.85 | a | 67.66 | 63.12 | 54.71 | 49.45 | 41.09 | c | 50.30 | ||||||||
1983 | 34.56 | 35.02 | 40.42 | a | 46.88 | 54.81 | 66.45 | 73.76 | j | ----- | z | 68.07 | a | 56.84 | b | 48.45 | 36.69 | b | 48.82 | b | ||||||
1984 | 32.02 | a | 38.37 | b | 35.17 | b | 45.08 | 57.27 | a | 66.55 | 71.68 | 72.84 | 63.73 | ----- | z | ----- | z | 41.52 | 52.42 | b | ||||||
1985 | 27.50 | 33.73 | ----- | z | ----- | z | ----- | z | ----- | z | 73.16 | 72.62 | a | 66.45 | ----- | z | ----- | z | ----- | z | 54.69 | g | ||||
1986 | ----- | z | 31.48 | a | 37.33 | e | ----- | z | ----- | z | 62.25 | d | ----- | z | 68.83 | p | 61.07 | a | 55.78 | m | 44.27 | 38.42 | 45.80 | f | ||
1987 | 29.18 | 26.14 | 35.16 | 46.93 | b | 55.60 | b | 63.33 | 71.18 | 67.45 | 64.16 | a | 52.29 | 46.10 | d | 34.72 | b | 49.35 | ||||||||
1988 | 26.97 | b | ----- | z | ----- | z | ----- | z | ----- | z | 64.08 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.97 | k |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | 56.00 | c | 65.03 | a | 68.71 | e | 69.78 | a | 66.77 | q | 54.98 | c | 44.66 | h | ----- | z | 62.90 | g |
1990 | 36.02 | 32.62 | 36.82 | a | 44.25 | 51.23 | 60.20 | 67.93 | b | 70.98 | 59.82 | 55.22 | a | 45.16 | a | ----- | z | 50.93 | a | |||||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 74.32 | t | 71.28 | n | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.11 | 31.12 | 36.97 | 45.08 | 55.02 | 64.38 | 70.53 | 69.80 | 63.09 | 54.08 | 45.11 | 35.44 | 49.64 | |||||||||||||
S.D. | 3.33 | 2.84 | 2.15 | 2.17 | 2.09 | 1.80 | 1.60 | 1.82 | 2.10 | 1.83 | 2.24 | 3.26 | 0.54 | |||||||||||||
SKEW | 0.06 | 0.41 | 0.50 | -0.18 | -0.66 | -0.76 | -0.08 | -0.14 | 0.71 | 0.13 | -0.14 | -0.12 | -0.21 | |||||||||||||
MAX | 36.02 | 38.37 | 41.94 | 49.38 | 58.23 | 66.88 | 73.16 | 72.84 | 68.07 | 57.13 | 49.45 | 41.52 | 50.30 | |||||||||||||
MIN | 23.92 | 26.14 | 33.29 | 40.67 | 49.45 | 60.20 | 67.87 | 66.03 | 59.82 | 50.50 | 40.62 | 29.03 | 48.93 | |||||||||||||
YRS | 26 | 25 | 24 | 24 | 26 | 25 | 22 | 21 | 24 | 23 | 23 | 22 | 9 |