YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.05 | 32.71 | 26.72 | 23.13 | a | 32.15 | h | |||
1954 | 8.78 | a | 4.04 | 22.82 | 27.92 | 35.69 | w | ----- | z | ----- | z | ----- | z | ----- | z | 35.98 | f | 31.63 | 6.38 | o | 19.04 | g | ||||
1955 | 23.67 | a | 17.02 | 22.98 | 22.53 | 34.81 | 38.78 | 47.13 | 46.94 | 43.63 | 29.90 | 25.25 | 18.81 | e | 30.95 | |||||||||||
1956 | 6.66 | 11.30 | a | 14.29 | 24.12 | 35.77 | 40.58 | 49.58 | 50.79 | 43.38 | a | 32.27 | 15.13 | 9.95 | 27.82 | |||||||||||
1957 | 26.56 | 18.38 | 23.32 | 32.93 | 39.90 | b | 49.75 | 50.77 | 50.98 | 46.20 | 40.34 | 34.43 | 15.29 | c | 35.74 | |||||||||||
1958 | 12.15 | a | 24.48 | 28.40 | 31.17 | 36.02 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.44 | g | ||||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | 39.00 | 44.75 | 47.06 | 51.15 | 46.65 | 37.24 | 32.60 | 7.69 | 38.27 | d | ||||||||
1960 | 23.05 | 23.84 | 18.27 | 18.55 | 39.02 | 44.60 | 50.94 | 49.37 | 45.62 | 36.10 | 25.83 | 31.29 | 33.87 | |||||||||||||
1961 | 25.61 | 7.70 | 15.18 | 26.30 | 41.58 | 44.02 | 48.82 | 50.31 | 47.12 | 33.18 | 29.07 | 9.94 | 31.57 | |||||||||||||
1962 | 12.23 | 28.05 | 21.61 | 27.00 | 34.08 | 44.03 | 52.45 | ----- | z | 44.38 | 36.65 | 27.43 | 18.18 | 31.46 | a | |||||||||||
1963 | 26.56 | 19.45 | 23.37 | 25.48 | 37.37 | 42.35 | 49.03 | 48.85 | 48.82 | 32.52 | 16.77 | 27.81 | 33.20 | |||||||||||||
1964 | 20.45 | 11.03 | 17.03 | 25.12 | d | 32.74 | 46.22 | 50.06 | 48.68 | 47.05 | 37.42 | a | 26.22 | 14.74 | 31.40 | |||||||||||
1965 | 15.27 | 12.50 | 31.50 | 30.30 | 32.69 | 44.05 | 48.53 | 49.24 | 48.40 | 31.85 | 32.17 | 15.84 | 32.70 | |||||||||||||
1966 | 27.76 | 25.07 | 9.06 | 29.70 | 32.77 | 46.38 | 47.87 | 49.61 | 47.07 | a | 32.32 | 29.65 | 18.35 | 32.97 | ||||||||||||
1967 | 20.89 | 21.02 | 29.55 | 33.37 | 39.71 | 48.70 | 50.90 | 52.52 | 47.53 | 35.10 | 32.82 | 22.60 | 36.22 | |||||||||||||
1968 | 20.24 | 14.16 | 24.34 | 26.37 | 40.24 | 46.15 | 52.84 | 52.11 | 45.88 | 35.95 | 32.37 | 17.03 | 33.97 | |||||||||||||
1969 | 21.52 | 17.11 | 26.43 | a | 28.62 | b | 40.08 | 47.25 | 49.63 | 49.18 | 48.42 | 39.69 | 25.00 | 26.53 | 34.96 | |||||||||||
1970 | 6.39 | 25.62 | 26.06 | 24.73 | b | 37.18 | 46.12 | 47.73 | 48.69 | 44.88 | 33.60 | 33.73 | 18.00 | 32.73 | ||||||||||||
1971 | 11.03 | 14.11 | 11.19 | 22.57 | 32.73 | 41.73 | 48.34 | 48.87 | 44.67 | 35.69 | 27.05 | 24.66 | 30.22 | |||||||||||||
1972 | 15.65 | 14.02 | 10.24 | 22.20 | 35.40 | 42.37 | c | 50.13 | e | 51.91 | b | 45.82 | 38.19 | 29.85 | 21.39 | 31.43 | ||||||||||
1973 | 9.67 | a | 22.02 | 17.71 | 26.42 | 35.40 | b | 43.80 | e | 49.38 | b | 48.85 | 46.53 | 35.50 | 32.53 | 20.79 | 32.38 | |||||||||
1974 | 16.94 | 5.12 | 23.32 | 29.28 | 40.91 | d | 45.24 | e | 49.66 | 51.21 | 49.98 | 34.74 | 23.97 | 11.26 | 31.80 | |||||||||||
1975 | 11.34 | 12.67 | a | 18.48 | 25.42 | 36.55 | 43.61 | c | 49.68 | a | 50.79 | c | 44.63 | 36.20 | a | 21.95 | b | 19.35 | 30.89 | |||||||
1976 | 16.60 | 11.28 | 14.76 | 23.45 | 34.65 | 42.23 | 47.89 | 50.40 | 45.48 | a | 36.65 | d | 27.78 | c | 21.05 | c | 31.02 | |||||||||
1977 | 34.28 | a | 31.52 | 19.34 | 22.18 | 34.53 | b | 46.39 | c | ----- | z | ----- | z | ----- | z | 34.08 | ----- | z | ----- | z | 31.76 | e | ||||
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.97 | a | 35.86 | c | 33.53 | 31.15 | 36.88 | h | ||
1979 | 33.00 | a | 15.34 | 27.77 | a | 34.16 | a | 43.62 | a | 47.63 | 51.45 | a | 53.02 | 49.13 | 41.20 | a | 33.60 | 14.47 | a | 37.03 | ||||||
1980 | 12.82 | a | 21.56 | e | 26.55 | 32.23 | 39.32 | 42.80 | 51.07 | a | 49.47 | 46.75 | 37.66 | 29.93 | 17.50 | 33.97 | ||||||||||
1981 | 27.32 | a | 19.36 | 32.63 | 33.40 | 44.29 | 47.80 | 50.82 | a | 51.68 | 45.58 | 34.83 | b | 28.43 | 21.13 | 36.44 | ||||||||||
1982 | 22.53 | b | 18.35 | a | 23.98 | a | 21.52 | b | 35.36 | b | 44.60 | 46.89 | 49.92 | 45.41 | b | 33.19 | 30.43 | c | 25.91 | b | 33.18 | |||||
1983 | 13.05 | b | 23.78 | a | 28.71 | 32.13 | 41.37 | a | 50.17 | 52.48 | 50.23 | 45.07 | b | 33.45 | 31.07 | a | 33.06 | 36.21 | ||||||||
1984 | 19.43 | c | -3.52 | 30.80 | a | 24.72 | a | 36.11 | 47.73 | b | 48.68 | 50.50 | 48.35 | 36.94 | 31.57 | b | ----- | z | 33.76 | a | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 18.67 | 16.77 | 22.06 | 27.03 | 37.35 | 44.99 | 49.62 | 50.20 | 46.40 | 35.37 | 28.62 | 19.89 | 33.03 | |||||||||||||
S.D. | 7.61 | 7.75 | 6.51 | 4.20 | 3.31 | 2.72 | 1.68 | 1.41 | 1.65 | 2.63 | 4.74 | 6.55 | 2.27 | |||||||||||||
SKEW | 0.22 | -0.47 | -0.33 | 0.10 | 0.34 | -0.10 | 0.17 | 0.01 | 0.25 | 0.23 | -1.22 | 0.19 | -0.02 | |||||||||||||
MAX | 34.28 | 31.52 | 32.63 | 34.16 | 44.29 | 50.17 | 52.84 | 53.02 | 49.98 | 41.20 | 34.43 | 33.06 | 37.03 | |||||||||||||
MIN | 6.39 | -3.52 | 9.06 | 18.55 | 32.69 | 38.78 | 46.89 | 46.94 | 43.38 | 29.90 | 15.13 | 7.69 | 27.82 | |||||||||||||
YRS | 29 | 29 | 29 | 29 | 29 | 28 | 27 | 26 | 29 | 30 | 30 | 28 | 24 |