YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 48.17 | r | 48.81 | 48.81 | k | |
1959 | 46.03 | a | 45.09 | 50.74 | 57.48 | 57.53 | 64.95 | 74.18 | 71.77 | 63.98 | a | 60.35 | 47.48 | 40.65 | 56.69 | |||||||||||
1960 | 43.69 | b | 47.16 | 52.47 | a | 53.02 | d | 56.29 | 71.00 | 75.45 | 70.31 | 67.60 | a | 59.16 | c | 48.23 | 45.00 | 57.45 | ||||||||
1961 | 44.97 | b | 49.09 | a | 48.17 | a | 55.23 | 57.89 | 69.68 | 72.79 | 73.32 | 65.22 | a | 57.73 | 46.25 | 43.50 | a | 56.99 | ||||||||
1962 | 40.32 | 45.73 | 47.31 | 56.87 | 56.73 | 65.97 | 71.82 | 69.37 | a | 66.97 | 57.31 | 51.85 | 46.05 | 56.36 | ||||||||||||
1963 | 39.29 | 53.48 | 48.58 | 49.60 | 60.19 | 66.05 | 68.82 | 69.42 | 70.30 | 59.67 | h | 50.08 | 45.32 | 56.47 | a | |||||||||||
1964 | 42.40 | 45.62 | 48.02 | 53.22 | 57.65 | 63.50 | 71.66 | 70.53 | 65.53 | 60.58 | 47.08 | 46.08 | 55.99 | |||||||||||||
1965 | 43.47 | 47.55 | 52.08 | a | 54.88 | 58.60 | 65.30 | 71.82 | 70.75 | a | 65.15 | 60.85 | 51.62 | 40.56 | 56.89 | |||||||||||
1966 | 42.32 | 44.48 | g | 50.23 | 58.35 | 62.05 | 64.03 | a | 68.60 | 74.69 | 68.75 | 59.18 | 51.18 | b | 45.78 | a | 58.65 | a | ||||||||
1967 | 43.68 | 47.45 | 47.60 | 47.43 | 61.03 | 67.97 | 73.55 | 76.76 | 71.14 | a | 58.44 | 52.22 | 39.35 | 57.22 | ||||||||||||
1968 | 41.23 | 51.74 | 52.16 | 54.75 | 58.39 | c | 66.97 | 72.89 | 68.84 | 67.40 | 57.89 | 49.68 | 41.89 | 56.99 | ||||||||||||
1969 | 39.85 | 42.95 | 49.24 | 52.83 | 63.71 | 66.93 | 72.13 | 69.98 | 68.77 | 54.61 | 49.58 | 45.94 | 56.38 | |||||||||||||
1970 | 46.53 | 49.62 | 51.65 | 49.93 | 60.18 | 67.03 | a | 73.79 | 70.98 | a | 64.22 | 56.55 | 51.83 | 42.44 | 57.06 | |||||||||||
1971 | 43.06 | 46.08 | c | 47.26 | 51.12 | a | 58.35 | 62.43 | 71.89 | 72.06 | 65.13 | 55.15 | 48.12 | 40.63 | 55.11 | |||||||||||
1972 | 41.18 | 46.72 | 54.16 | 51.60 | d | 61.06 | 67.93 | 74.00 | 72.35 | e | 64.88 | 58.27 | 48.92 | 39.00 | 56.67 | |||||||||||
1973 | 42.74 | 47.93 | 48.80 | i | 55.27 | 62.32 | c | 67.55 | 72.73 | 70.88 | j | 67.32 | 56.32 | 48.25 | 46.95 | 56.74 | b | |||||||||
1974 | 42.90 | 44.64 | 50.32 | 53.02 | 58.53 | 68.48 | 71.03 | 72.93 | a | 70.85 | c | 58.40 | 50.34 | b | 44.47 | 57.16 | ||||||||||
1975 | 42.82 | 44.29 | 47.05 | 49.47 | 60.79 | 67.12 | 69.77 | 70.27 | 70.25 | 56.38 | c | 46.55 | b | 45.29 | 55.84 | |||||||||||
1976 | 43.44 | 45.44 | b | 48.24 | 51.39 | h | 60.97 | 64.57 | 71.19 | 68.92 | 68.32 | 59.47 | 51.54 | d | 40.13 | 56.57 | a | |||||||||
1977 | 40.97 | 49.16 | 47.08 | 55.73 | 54.42 | 69.85 | 70.87 | 73.48 | 65.68 | 58.97 | 48.77 | 47.37 | 56.86 | |||||||||||||
1978 | 48.16 | 49.06 | b | 55.26 | 52.77 | 59.58 | 67.28 | 72.53 | 71.52 | 63.62 | 62.44 | e | 45.83 | 39.82 | 57.32 | |||||||||||
1979 | 41.60 | 45.85 | b | 52.74 | b | 54.95 | 61.82 | 66.40 | 72.84 | 69.92 | 69.54 | b | 61.27 | a | 47.62 | 44.66 | 57.43 | |||||||||
1980 | 44.27 | a | 49.79 | 49.52 | a | 55.27 | 58.47 | a | 62.47 | 73.39 | 71.27 | 68.60 | 60.55 | 50.42 | 46.53 | 57.54 | ||||||||||
1981 | 48.02 | 48.80 | 50.87 | 55.25 | 59.87 | 67.32 | 72.66 | 72.13 | 67.22 | a | 57.04 | h | 51.08 | l | 48.13 | 59.03 | b | |||||||||
1982 | 40.53 | l | 47.42 | b | 45.89 | i | 49.88 | b | 60.91 | b | 69.40 | e | 69.40 | b | 71.34 | i | 66.32 | b | 57.50 | 48.25 | p | 42.73 | 57.94 | d | ||
1983 | 43.69 | b | 47.95 | 50.90 | a | 50.72 | a | 59.77 | a | 58.03 | l | 65.50 | a | 69.68 | a | 66.88 | b | 59.26 | j | 48.67 | a | 44.28 | a | 54.80 | b | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.19 | 47.44 | 50.07 | 53.28 | 59.48 | 66.67 | 71.81 | 71.36 | 67.19 | 58.52 | 49.22 | 43.90 | 56.77 | |||||||||||||
S.D. | 2.32 | 2.42 | 2.37 | 2.84 | 2.13 | 2.25 | 2.13 | 1.95 | 2.21 | 2.02 | 1.94 | 2.89 | 0.64 | |||||||||||||
SKEW | 0.53 | 0.49 | 0.44 | -0.20 | -0.27 | -0.18 | -1.06 | 0.99 | 0.18 | -0.06 | -0.04 | -0.21 | -1.08 | |||||||||||||
MAX | 48.16 | 53.48 | 55.26 | 58.35 | 63.71 | 71.00 | 75.45 | 76.76 | 71.14 | 62.44 | 52.22 | 48.81 | 57.54 | |||||||||||||
MIN | 39.29 | 42.95 | 47.05 | 47.43 | 54.42 | 62.43 | 65.50 | 68.84 | 63.62 | 54.61 | 45.83 | 39.00 | 55.11 | |||||||||||||
YRS | 24 | 24 | 23 | 24 | 25 | 24 | 25 | 23 | 25 | 22 | 23 | 26 | 18 |