YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | 24.52 | d | 27.23 | b | 28.39 | c | 40.29 | b | 41.88 | f | 50.03 | 59.00 | c | 56.46 | g | 49.93 | b | 35.96 | f | 29.14 | b | 23.43 | a | 36.89 | c | |
1952 | 17.52 | d | 26.42 | c | 28.39 | 38.40 | 44.39 | 48.07 | 58.39 | 54.19 | e | 50.32 | h | 40.13 | a | 21.71 | b | 23.07 | a | 36.43 | a | |||||
1953 | 29.65 | 22.69 | b | 30.11 | d | 34.26 | g | 38.17 | b | 45.43 | b | 58.58 | 53.52 | d | 50.30 | c | 34.96 | c | 30.07 | a | 22.81 | 37.84 | a | |||
1954 | 24.81 | 27.82 | 28.24 | b | 40.13 | 46.87 | 49.00 | a | 58.58 | 50.71 | 43.80 | 34.87 | 28.90 | a | 18.77 | 37.71 | ||||||||||
1955 | 12.84 | 19.68 | 26.77 | a | 30.10 | 41.93 | b | 52.47 | 53.79 | b | 56.97 | a | 47.62 | a | 39.74 | 27.93 | b | 27.16 | 36.42 | |||||||
1956 | 27.39 | 19.62 | 29.55 | b | 37.39 | b | 46.28 | b | 50.07 | 58.74 | 54.81 | 48.71 | b | 36.87 | 24.03 | 17.76 | b | 37.60 | ||||||||
1957 | 14.24 | b | 30.71 | 32.52 | b | 36.73 | 44.16 | 53.87 | 57.65 | 51.43 | q | 48.67 | ----- | z | ----- | z | ----- | z | 39.82 | d | ||||||
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 | 20.72 | b | 22.89 | 30.16 | 32.48 | a | 43.26 | 52.29 | b | 56.13 | a | 53.90 | 47.13 | 37.81 | 27.03 | 21.35 | 37.10 | |||||||||
1975 | 22.87 | 26.33 | a | 29.03 | 29.70 | 41.26 | ----- | z | ----- | z | ----- | z | ----- | z | 28.20 | u | 25.07 | 22.52 | 28.11 | e | ||||||
1976 | 20.10 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 20.10 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.46 | 24.82 | 29.24 | 35.65 | 43.29 | 50.15 | 57.61 | 54.02 | 48.02 | 37.40 | 26.74 | 22.11 | 37.21 | |||||||||||||
S.D. | 5.47 | 3.81 | 1.62 | 4.30 | 2.83 | 2.72 | 1.79 | 2.03 | 2.18 | 2.27 | 2.89 | 2.91 | 0.59 | |||||||||||||
SKEW | -0.19 | -0.10 | 0.60 | -0.38 | -0.48 | -0.32 | -1.39 | -0.27 | -0.99 | 0.05 | -0.56 | 0.08 | -0.57 | |||||||||||||
MAX | 29.65 | 30.71 | 32.52 | 40.29 | 46.87 | 53.87 | 59.00 | 56.97 | 50.30 | 40.13 | 30.07 | 27.16 | 37.71 | |||||||||||||
MIN | 12.84 | 19.62 | 26.77 | 29.70 | 38.17 | 45.43 | 53.79 | 50.71 | 43.80 | 34.87 | 21.71 | 17.76 | 36.42 | |||||||||||||
YRS | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 6 | 7 | 6 | 8 | 8 | 4 |