YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.86 | b | 29.61 | 39.24 | j | |
1950 | 27.74 | 38.52 | a | 37.87 | 46.80 | 53.39 | 64.87 | 65.61 | 67.00 | 59.00 | 60.13 | 45.70 | 39.35 | 50.50 | ||||||||||||
1951 | 30.90 | 35.54 | 34.55 | 43.37 | 54.00 | 63.73 | 73.52 | 67.97 | 66.73 | 52.69 | e | ----- | z | ----- | z | 52.30 | b | |||||||||
1952 | ----- | z | ----- | z | ----- | z | 47.20 | y | 53.35 | 66.50 | 69.68 | 68.06 | 64.07 | 60.26 | 48.31 | q | ----- | z | 63.65 | f | ||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | 50.17 | a | 67.20 | 70.81 | 69.61 | 67.43 | 53.42 | 41.89 | u | ----- | z | 63.11 | f | |||||
1954 | ----- | z | ----- | z | ----- | z | 52.42 | r | 58.00 | 66.90 | 69.74 | 67.29 | 62.87 | 56.84 | ----- | z | ----- | z | 63.61 | f | ||||||
1955 | ----- | z | ----- | z | ----- | z | ----- | z | 52.45 | 63.07 | 69.39 | 68.29 | 63.73 | 56.77 | a | ----- | z | ----- | z | 62.28 | f | |||||
1956 | ----- | z | ----- | z | ----- | z | ----- | z | 59.23 | 69.77 | 71.42 | 67.23 | 69.43 | 54.23 | ----- | z | ----- | z | 65.22 | f | ||||||
1957 | ----- | z | ----- | z | ----- | z | ----- | z | 45.92 | f | 64.57 | 68.35 | 65.77 | 63.13 | 49.39 | 38.67 | u | ----- | z | 62.24 | g | |||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | 60.52 | f | 67.87 | 72.90 | 71.81 | 63.90 | 56.52 | ----- | z | ----- | z | 66.60 | g | |||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | 54.87 | 68.53 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 61.70 | j | ||
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.39 | 34.90 | a | 36.07 | a | 40.12 | i | |
1986 | 40.42 | 34.81 | a | 43.40 | a | 44.86 | b | 52.96 | d | ----- | z | 65.97 | 66.00 | u | 56.14 | b | 48.00 | b | 38.67 | 34.32 | 45.96 | b | ||||
1987 | 33.21 | b | 34.59 | a | 41.91 | i | 54.50 | n | 53.32 | 67.70 | 73.10 | b | 71.79 | b | 62.24 | a | 55.29 | 41.17 | g | 28.52 | b | 53.31 | c | |||
1988 | 29.36 | c | 37.66 | 38.17 | b | 46.46 | b | 54.39 | 66.07 | 68.71 | 67.37 | a | 59.33 | 58.10 | ----- | z | 29.54 | c | 50.47 | a | ||||||
1989 | 31.62 | e | 33.13 | e | 42.16 | f | 48.36 | h | 58.30 | h | 64.86 | a | 71.16 | 66.19 | 63.33 | 51.00 | c | 42.30 | ----- | z | 52.95 | d | ||||
1990 | 30.79 | b | 32.82 | 39.52 | 46.93 | 53.39 | 69.50 | 66.32 | 64.55 | 62.14 | b | 52.48 | b | 41.39 | b | 29.73 | a | 49.13 | ||||||||
1991 | 30.45 | 38.89 | a | 33.55 | 42.23 | 55.41 | b | 62.31 | a | 69.37 | a | 68.55 | b | 63.00 | 56.71 | ----- | z | ----- | z | 52.05 | b | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 31.81 | 35.74 | 37.84 | 45.11 | 54.23 | 66.23 | 69.74 | 67.96 | 63.10 | 54.45 | 41.97 | 32.45 | 49.81 | |||||||||||||
S.D. | 3.82 | 2.36 | 3.55 | 1.97 | 2.33 | 2.28 | 2.50 | 2.05 | 3.33 | 3.77 | 4.95 | 4.16 | 0.97 | |||||||||||||
SKEW | 1.51 | 0.17 | 0.30 | -0.45 | 0.71 | -0.10 | -0.16 | 0.56 | -0.15 | -0.14 | -0.02 | 0.64 | 0.00 | |||||||||||||
MAX | 40.42 | 38.89 | 43.40 | 46.93 | 59.23 | 69.77 | 73.52 | 71.81 | 69.43 | 60.26 | 48.86 | 39.35 | 50.50 | |||||||||||||
MIN | 27.74 | 32.82 | 33.55 | 42.23 | 50.17 | 62.31 | 65.61 | 64.55 | 56.14 | 48.00 | 34.90 | 28.52 | 49.13 | |||||||||||||
YRS | 8 | 8 | 6 | 6 | 13 | 15 | 15 | 14 | 15 | 16 | 6 | 7 | 2 |