YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 63.57 | 75.97 | 71.90 | 68.17 | 59.23 | 43.10 | 41.16 | 60.44 | e | |||||||
1981 | 40.55 | 41.50 | 48.97 | 53.20 | 56.81 | 63.47 | 74.42 | 81.84 | 69.90 | 52.52 | 46.00 | ----- | z | 57.20 | a | |||||||||||
1982 | 30.03 | 32.71 | 42.97 | b | 48.72 | a | 59.35 | 70.13 | 75.03 | 78.33 | a | 66.33 | 53.48 | 36.90 | ----- | z | 54.00 | a | ||||||||
1983 | 40.42 | 42.71 | 47.24 | b | 52.00 | 62.71 | 67.03 | 73.31 | b | 80.61 | 63.66 | a | 56.77 | 42.53 | 24.84 | 54.49 | ||||||||||
1984 | 35.90 | 40.72 | 46.23 | 49.53 | 58.03 | 67.23 | 80.65 | 80.74 | 66.30 | 50.16 | 39.33 | 28.06 | 53.57 | |||||||||||||
1985 | 27.81 | 32.29 | 42.29 | 55.60 | 63.00 | ----- | z | 85.65 | 73.23 | 58.97 | 52.29 | 28.03 | 30.00 | 49.92 | a | |||||||||||
1986 | 36.61 | 38.61 | 50.23 | 51.13 | 63.00 | 76.43 | ----- | z | 83.74 | 60.87 | 61.00 | 38.33 | 34.00 | 54.00 | a | |||||||||||
1987 | 32.42 | 40.32 | 47.00 | 62.10 | 64.58 | 73.83 | 74.16 | 76.52 | 74.80 | 64.81 | 44.37 | 33.45 | 57.36 | |||||||||||||
1988 | 31.65 | 43.07 | 45.03 | 56.93 | 60.74 | 69.03 | 77.84 | 79.68 | 70.57 | 66.94 | 39.67 | 34.19 | 56.28 | |||||||||||||
1989 | 33.13 | 28.64 | 42.63 | a | 56.10 | 60.35 | 71.63 | 79.61 | 73.00 | 71.70 | 55.84 | 45.70 | 39.19 | 54.79 | ||||||||||||
1990 | 37.26 | 38.04 | 50.48 | 57.80 | 57.90 | 68.00 | 79.84 | 77.39 | 77.97 | 53.13 | 44.10 | a | 27.19 | 55.76 | ||||||||||||
1991 | 33.87 | 49.11 | 44.39 | 53.30 | 58.45 | 64.20 | 78.45 | 81.94 | 73.10 | 58.52 | 39.97 | 38.61 | 56.16 | |||||||||||||
1992 | 39.06 | 49.48 | 56.03 | 57.27 | 70.26 | 75.86 | a | 75.48 | 80.42 | 68.90 | 60.23 | 38.63 | 30.90 | a | 58.54 | |||||||||||
1993 | 28.58 | 33.54 | 46.74 | 49.50 | b | 67.26 | ----- | z | 66.23 | 72.68 | 70.90 | 59.84 | 39.77 | 38.06 | 52.10 | a | ||||||||||
1994 | 42.35 | 40.57 | 52.45 | 57.07 | 65.03 | 70.47 | 83.71 | 82.42 | 74.97 | 55.74 | 34.33 | 33.90 | 57.75 | |||||||||||||
1995 | 37.16 | 44.32 | 45.94 | 51.80 | 62.71 | 66.07 | 76.61 | 75.00 | 72.10 | 51.52 | 47.03 | 35.65 | 55.49 | |||||||||||||
1996 | 32.71 | 38.31 | ----- | z | 53.30 | 55.47 | a | 69.57 | 81.52 | 79.68 | ----- | z | ----- | z | ----- | z | ----- | z | 58.65 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 34.97 | 39.62 | 47.24 | 54.08 | 61.60 | 69.10 | 77.40 | 78.18 | 69.32 | 57.00 | 40.49 | 33.52 | 56.02 | |||||||||||||
S.D. | 4.39 | 5.78 | 3.84 | 3.67 | 3.99 | 4.11 | 4.62 | 3.82 | 5.16 | 4.84 | 4.87 | 4.86 | 1.54 | |||||||||||||
SKEW | 0.01 | -0.10 | 0.72 | 0.37 | 0.46 | 0.34 | -0.43 | -0.36 | -0.44 | 0.49 | -0.90 | -0.18 | 0.11 | |||||||||||||
MAX | 42.35 | 49.48 | 56.03 | 62.10 | 70.26 | 76.43 | 85.65 | 83.74 | 77.97 | 66.94 | 47.03 | 41.16 | 58.54 | |||||||||||||
MIN | 27.81 | 28.64 | 42.29 | 48.72 | 55.47 | 63.47 | 66.23 | 71.90 | 58.97 | 50.16 | 28.03 | 24.84 | 53.57 | |||||||||||||
YRS | 16 | 16 | 15 | 16 | 16 | 15 | 16 | 17 | 16 | 16 | 16 | 14 | 10 |