YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.60 | o | 47.06 | 47.06 | k | |
1958 | 47.65 | 53.50 | 49.65 | 58.30 | 66.66 | 70.23 | 76.45 | 80.89 | 75.72 | 69.35 | 60.73 | o | 51.46 | f | 64.84 | b | ||||||||||
1959 | 49.11 | 48.63 | e | 55.84 | 62.17 | 63.45 | 74.10 | 80.39 | 75.78 | b | 70.80 | 67.90 | 57.67 | 49.48 | 62.94 | |||||||||||
1960 | 46.18 | 49.98 | 55.68 | 58.12 | 63.19 | 75.33 | 79.81 | 76.84 | 73.81 | a | 64.87 | 52.88 | 49.56 | 62.19 | ||||||||||||
1961 | 46.66 | 52.59 | 52.10 | 59.05 | 61.10 | 75.12 | 79.55 | b | 77.74 | 70.60 | 65.26 | 53.87 | 46.69 | 61.69 | ||||||||||||
1962 | 49.81 | b | 47.46 | 50.63 | 62.00 | 62.95 | 71.73 | 76.71 | 75.52 | a | 72.41 | a | 63.24 | 56.53 | 50.74 | 61.65 | ||||||||||
1963 | 45.97 | 56.16 | 51.27 | 51.67 | 61.92 | 69.35 | 73.11 | 75.13 | 73.32 | 64.05 | 53.18 | 45.31 | 60.04 | |||||||||||||
1964 | 46.35 | 52.02 | 52.08 | a | 57.80 | 60.89 | 69.22 | 75.94 | 76.90 | 70.48 | 67.55 | 50.95 | 50.58 | 60.90 | ||||||||||||
1965 | 46.89 | 50.45 | 53.00 | 56.48 | 63.87 | a | 66.78 | 74.50 | 75.66 | 67.86 | a | 66.61 | 55.14 | b | 43.79 | 60.09 | ||||||||||
1966 | 45.80 | a | 47.02 | a | 52.81 | 62.47 | a | 65.53 | 72.50 | 73.40 | 77.90 | 72.23 | 64.98 | 54.50 | 47.60 | 61.40 | ||||||||||
1967 | 48.16 | 50.46 | 50.56 | 46.97 | 64.44 | 68.45 | 78.45 | 80.40 | 75.45 | 66.24 | 59.53 | a | 47.79 | 61.41 | ||||||||||||
1968 | 45.18 | 53.00 | 54.52 | 59.90 | 63.37 | 74.00 | 77.21 | 72.53 | 73.35 | 62.48 | 54.08 | 44.85 | 61.21 | |||||||||||||
1969 | 44.50 | 44.84 | 51.39 | 55.85 | 66.00 | 68.52 | 77.48 | 78.82 | 73.77 | 61.79 | 55.25 | 50.85 | 60.76 | |||||||||||||
1970 | 49.89 | 51.64 | 54.47 | 54.78 | 65.92 | 71.30 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 58.00 | f | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 47.09 | 50.60 | 52.61 | 57.35 | 63.79 | 71.28 | 76.92 | 77.01 | 72.48 | 65.36 | 54.87 | 47.86 | 61.30 | |||||||||||||
S.D. | 1.72 | 3.06 | 2.00 | 4.39 | 1.86 | 2.79 | 2.41 | 2.34 | 2.25 | 2.28 | 2.38 | 2.42 | 0.86 | |||||||||||||
SKEW | 0.39 | -0.16 | 0.31 | -0.98 | -0.03 | 0.06 | -0.17 | 0.00 | -0.44 | 0.10 | 0.42 | -0.22 | 0.22 | |||||||||||||
MAX | 49.89 | 56.16 | 55.84 | 62.47 | 66.66 | 75.33 | 80.39 | 80.89 | 75.72 | 69.35 | 59.53 | 50.85 | 62.94 | |||||||||||||
MIN | 44.50 | 44.84 | 49.65 | 46.97 | 60.89 | 66.78 | 73.11 | 72.53 | 67.86 | 61.79 | 50.95 | 43.79 | 60.04 | |||||||||||||
YRS | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 12 | 11 |