YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | 50.10 | x | 45.55 | t | 47.27 | 50.18 | 51.75 | 52.53 | 54.53 | a | 54.07 | a | 51.81 | 48.70 | 46.89 | 50.86 | c | |||||||
1953 | 49.03 | 46.18 | 44.69 | 47.27 | 49.89 | 52.90 | a | 52.45 | 55.66 | 54.50 | 53.77 | 51.00 | 47.83 | a | 50.43 | |||||||||||
1954 | 44.82 | 47.05 | 45.70 | a | 46.83 | 49.63 | 52.33 | 52.34 | 53.50 | 55.72 | 53.12 | a | 51.87 | 47.52 | 50.04 | |||||||||||
1955 | 43.85 | 42.82 | 42.69 | 43.27 | 46.45 | 48.72 | 52.92 | 50.32 | 51.83 | 51.05 | a | 46.80 | 46.42 | 47.26 | ||||||||||||
1956 | 44.82 | 42.40 | 44.29 | 45.91 | a | 48.40 | b | 52.52 | 52.98 | 54.39 | 52.47 | 50.47 | 46.13 | 45.03 | 48.32 | |||||||||||
1957 | 41.98 | 46.73 | 47.27 | 49.02 | a | 52.26 | 54.83 | 54.52 | 56.39 | 56.82 | 54.66 | 49.98 | 48.48 | 51.08 | ||||||||||||
1958 | 50.13 | 51.46 | 46.55 | 51.41 | a | 53.00 | 57.93 | 54.08 | 54.45 | 56.12 | 53.25 | a | 50.63 | 51.18 | 52.52 | |||||||||||
1959 | 48.44 | 45.95 | 47.53 | 49.19 | a | 51.21 | 54.95 | 53.47 | 53.52 | 55.87 | 53.56 | 50.65 | 47.90 | 51.02 | ||||||||||||
1960 | 46.47 | 46.83 | 47.37 | 49.98 | 51.16 | 52.10 | 51.42 | 53.47 | 51.33 | a | 53.50 | 50.20 | 49.68 | a | 50.29 | |||||||||||
1961 | 50.13 | a | 49.77 | 48.60 | 48.97 | a | 51.39 | 53.50 | 55.31 | 54.97 | 53.68 | 51.21 | 47.12 | 46.16 | 50.90 | |||||||||||
1962 | 44.00 | 45.96 | 45.50 | 48.68 | 49.55 | 50.35 | 50.98 | 55.35 | 53.22 | 53.11 | 51.17 | 49.02 | 49.74 | |||||||||||||
1963 | 44.16 | b | 52.09 | 47.00 | 47.55 | a | 50.95 | 52.33 | 54.25 | a | 54.42 | 57.03 | 55.39 | 51.93 | 50.12 | a | 51.44 | |||||||||
1964 | 47.02 | 46.34 | 45.05 | 46.40 | 49.03 | 53.17 | ----- | z | 54.89 | 53.98 | 54.03 | 48.42 | 46.79 | 49.56 | a | |||||||||||
1965 | 46.03 | 45.59 | 47.13 | 48.55 | 48.71 | 50.52 | ----- | z | 56.98 | 52.45 | ----- | z | 51.92 | 45.79 | 49.37 | b | ||||||||||
1966 | 46.45 | 46.00 | 46.58 | 48.31 | a | 47.94 | 54.68 | 54.92 | 53.29 | 56.52 | 52.65 | 50.30 | 49.31 | 50.58 | ||||||||||||
1967 | 46.65 | 46.93 | 45.18 | 46.77 | 49.40 | 51.93 | 53.90 | 54.21 | 56.87 | 54.66 | 52.03 | 44.31 | 50.24 | |||||||||||||
1968 | 45.48 | 50.40 | 49.18 | 46.90 | 51.47 | 54.25 | 54.58 | 57.27 | a | 55.32 | 52.48 | 50.95 | 45.19 | 51.12 | ||||||||||||
1969 | 42.08 | 44.39 | 47.13 | a | 48.47 | 51.40 | 55.17 | 53.19 | 53.24 | 53.78 | 53.87 | 48.07 | 49.65 | 50.04 | ||||||||||||
1970 | 49.02 | 51.27 | 48.79 | 46.83 | 49.52 | 52.83 | 52.19 | 54.24 | 52.91 | a | 51.52 | 51.60 | 46.77 | 50.62 | ||||||||||||
1971 | 44.11 | 46.18 | 45.15 | 47.38 | 49.48 | ----- | z | 53.32 | 59.03 | 55.23 | ----- | z | 48.66 | a | 44.76 | 49.33 | b | |||||||||
1972 | 44.24 | 48.53 | 49.60 | 47.75 | 50.05 | 52.35 | 55.84 | 55.56 | 54.48 | 51.23 | 50.33 | 44.67 | a | 50.39 | ||||||||||||
1973 | 45.98 | d | 50.27 | ----- | z | 48.45 | 50.97 | 53.08 | 53.90 | 52.32 | 54.20 | b | 51.71 | 47.65 | 49.00 | a | 50.68 | a | ||||||||
1974 | 43.63 | 44.88 | 46.93 | d | 48.45 | 50.32 | 51.02 | 55.05 | 54.63 | 52.56 | d | 51.52 | 50.33 | ----- | z | 49.94 | a | |||||||||
1975 | 45.98 | h | 46.93 | g | 45.29 | b | 44.62 | a | 49.31 | d | 50.67 | d | 54.65 | e | 52.50 | e | 54.85 | j | 52.57 | a | 48.73 | b | 47.48 | a | 49.54 | c |
1976 | 47.74 | 44.52 | h | 44.09 | b | 46.28 | a | 49.78 | b | 51.10 | a | 56.42 | 56.81 | b | 55.33 | 52.78 | a | 52.68 | 48.90 | 51.08 | a | |||||
1977 | 48.25 | a | 50.46 | 45.90 | 48.12 | a | 50.55 | b | 51.73 | 52.63 | a | 55.21 | 54.45 | 52.48 | 48.73 | 49.19 | 50.64 | |||||||||
1978 | 50.42 | 48.16 | 50.47 | 48.88 | a | 50.80 | a | 54.53 | 54.18 | a | 54.45 | b | 57.10 | 53.83 | a | ----- | z | 42.77 | c | 51.42 | a | |||||
1979 | 44.63 | 45.44 | a | 48.45 | 49.62 | a | 50.75 | a | 52.16 | b | ----- | z | 57.44 | 59.04 | b | 55.21 | 51.63 | ----- | z | 51.44 | b | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.14 | 47.28 | 46.62 | 47.75 | 50.13 | 52.72 | 53.68 | 54.75 | 54.70 | 52.90 | 49.93 | 47.34 | 50.37 | |||||||||||||
S.D. | 2.43 | 2.64 | 1.86 | 1.65 | 1.36 | 1.89 | 1.34 | 1.79 | 1.87 | 1.34 | 1.79 | 2.10 | 1.14 | |||||||||||||
SKEW | 0.21 | 0.21 | 0.09 | -0.50 | -0.41 | 0.50 | -0.01 | 0.09 | 0.21 | 0.07 | -0.47 | -0.25 | -1.08 | |||||||||||||
MAX | 50.42 | 52.09 | 50.47 | 51.41 | 53.00 | 57.93 | 56.42 | 59.03 | 59.04 | 55.39 | 52.68 | 51.18 | 52.52 | |||||||||||||
MIN | 41.98 | 42.40 | 42.69 | 43.27 | 46.45 | 48.72 | 50.98 | 50.32 | 51.33 | 50.47 | 46.13 | 42.77 | 47.26 | |||||||||||||
YRS | 26 | 25 | 26 | 28 | 28 | 27 | 25 | 28 | 27 | 26 | 27 | 26 | 18 |