YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | ----- | z | ----- | z | ----- | z | 37.47 | 39.66 | b | 48.23 | 60.87 | 56.48 | 49.67 | 42.45 | 31.64 | b | 27.27 | a | 43.75 | c | ||||||
1951 | 24.17 | a | 28.57 | 30.52 | 38.40 | 42.97 | 46.75 | b | 61.42 | 57.55 | 50.41 | c | 40.19 | 29.71 | b | 25.16 | 39.65 | |||||||||
1952 | 23.84 | 23.86 | g | 28.43 | h | 36.73 | d | 43.11 | c | 47.53 | 56.81 | 58.83 | a | 50.67 | 37.35 | 30.28 | a | 26.32 | 41.15 | b | ||||||
1953 | 28.45 | 26.00 | b | 30.70 | a | 34.87 | 39.77 | a | 49.50 | 63.79 | b | 59.42 | 50.73 | 42.13 | 33.25 | b | 23.32 | c | 40.16 | |||||||
1954 | 25.19 | 30.59 | a | 30.45 | 38.00 | 46.19 | 51.30 | 63.57 | a | 58.29 | 52.41 | a | 41.00 | e | 31.68 | b | 23.82 | c | 41.04 | |||||||
1955 | 23.84 | 21.35 | b | 27.74 | 32.60 | 41.59 | b | 48.53 | 53.97 | a | 59.58 | 46.80 | 41.10 | b | 31.89 | b | 28.10 | a | 38.09 | |||||||
1956 | 27.24 | b | 20.24 | d | 26.30 | a | 34.71 | b | 43.40 | a | 53.07 | c | 60.58 | 55.52 | 53.20 | e | 38.57 | a | 26.92 | d | 23.68 | c | 38.62 | |||
1957 | 30.79 | b | 34.50 | d | 33.84 | 35.12 | f | 41.21 | c | 54.79 | b | 62.87 | a | 61.21 | b | 48.04 | e | 42.62 | b | 28.80 | 27.04 | e | 42.34 | a | ||
1958 | 23.89 | d | 30.11 | a | 30.30 | a | 34.23 | d | 45.18 | c | 51.04 | b | 57.40 | a | 64.30 | a | 55.79 | a | 44.21 | c | 28.38 | f | 25.13 | a | 41.96 | a |
1959 | 26.70 | d | 28.54 | 31.11 | d | 41.72 | a | 43.64 | f | 55.83 | f | 65.38 | b | 62.26 | d | 50.46 | d | 42.00 | c | 31.48 | a | 30.35 | 41.00 | b | ||
1960 | 23.23 | 25.70 | b | 33.84 | 35.93 | c | 43.03 | 53.90 | a | 60.52 | 60.94 | 56.48 | c | 42.32 | c | 31.43 | 23.40 | a | 40.89 | |||||||
1961 | 25.60 | a | 28.78 | a | 30.19 | 38.97 | a | 43.10 | a | 56.87 | 63.42 | 63.13 | 52.52 | c | 41.16 | 31.89 | b | 27.87 | a | 41.96 | ||||||
1962 | 27.57 | a | 31.04 | 27.97 | b | 41.20 | 42.76 | b | 51.28 | a | 59.53 | a | 60.40 | a | 57.25 | b | 43.81 | 36.03 | 30.10 | a | 42.41 | |||||
1963 | 23.13 | 33.36 | 30.96 | c | 35.26 | c | 45.97 | 52.43 | 61.13 | 63.21 | b | 57.10 | 46.94 | 37.47 | 25.10 | 42.67 | ||||||||||
1964 | 23.84 | 22.97 | 30.17 | b | 37.07 | 42.94 | 52.73 | 63.32 | 61.87 | 54.23 | 46.06 | 29.27 | 27.32 | 40.98 | ||||||||||||
1965 | 29.59 | d | 27.29 | 30.74 | 38.53 | 42.97 | 48.47 | 62.48 | 58.77 | 50.68 | b | 42.61 | 37.80 | 30.97 | 41.74 | |||||||||||
1966 | 24.97 | 25.86 | 32.26 | 39.23 | 47.10 | a | 53.10 | 62.68 | 63.23 | 56.37 | 41.64 | c | 33.93 | a | 28.39 | 42.40 | ||||||||||
1967 | 26.26 | 29.25 | 33.62 | b | 32.77 | 44.71 | 51.90 | 64.03 | 63.06 | 56.79 | b | 43.68 | 35.53 | 24.35 | 42.16 | |||||||||||
1968 | 27.61 | 35.79 | 34.68 | 38.00 | 45.16 | 52.13 | 60.84 | 58.06 | 51.83 | 42.16 | 34.70 | 23.16 | 42.01 | |||||||||||||
1969 | 33.19 | 29.89 | 30.19 | 37.57 | 45.39 | 51.27 | 62.39 | 64.90 | 55.43 | 39.52 | 36.87 | 28.00 | 42.88 | |||||||||||||
1970 | 24.21 | c | 31.86 | 31.65 | 32.04 | d | 44.55 | 54.17 | 65.00 | 64.45 | 49.90 | 39.87 | 32.17 | 26.55 | 41.37 | |||||||||||
1971 | 24.10 | 27.39 | 29.58 | 35.50 | 42.19 | 49.50 | 62.23 | 63.65 | 52.60 | 40.35 | 29.50 | 26.61 | 40.27 | |||||||||||||
1972 | 21.81 | 26.18 | a | 34.30 | a | 37.20 | 45.23 | 54.60 | 62.90 | 60.58 | 53.70 | 46.55 | 29.83 | 25.52 | 41.53 | |||||||||||
1973 | 25.84 | 32.18 | 30.65 | 35.57 | 46.00 | 55.80 | 61.48 | 60.32 | 50.03 | 41.19 | 31.27 | 26.29 | 41.38 | |||||||||||||
1974 | 26.90 | 24.86 | 33.84 | 36.17 | a | 44.87 | 55.17 | 61.68 | 57.87 | a | 56.57 | 45.77 | 32.23 | 25.13 | 41.75 | |||||||||||
1975 | 24.39 | 25.41 | a | 31.45 | 30.96 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.05 | h | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 25.85 | 28.24 | 31.13 | 36.43 | 43.71 | 51.84 | 61.61 | 60.72 | 52.79 | 42.21 | 32.32 | 26.36 | 41.20 | |||||||||||||
S.D. | 2.64 | 3.92 | 2.13 | 2.68 | 1.97 | 2.76 | 2.58 | 2.64 | 3.05 | 2.42 | 2.88 | 2.22 | 1.29 | |||||||||||||
SKEW | 1.02 | -0.10 | -0.17 | -0.11 | -0.37 | -0.12 | -1.24 | -0.14 | -0.03 | 0.27 | 0.38 | 0.39 | -0.98 | |||||||||||||
MAX | 33.19 | 35.79 | 34.68 | 41.72 | 47.10 | 56.87 | 65.38 | 64.90 | 57.25 | 46.94 | 37.80 | 30.97 | 42.88 | |||||||||||||
MIN | 21.81 | 20.24 | 26.30 | 30.96 | 39.66 | 46.75 | 53.97 | 55.52 | 46.80 | 37.35 | 26.92 | 23.16 | 38.09 | |||||||||||||
YRS | 25 | 24 | 24 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 25 | 20 |