YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.97 | 53.76 | 54.86 | j | ||
1953 | 56.79 | 54.84 | 55.71 | 56.78 | 59.20 | d | 62.63 | 67.65 | 67.34 | 65.70 | b | 65.95 | 61.50 | 56.50 | 60.88 | |||||||||||
1954 | 52.77 | 58.58 | b | 55.10 | 57.67 | 60.66 | 62.90 | 68.65 | 68.60 | 67.07 | 61.90 | 62.05 | 57.40 | 61.11 | ||||||||||||
1955 | 52.47 | a | 53.79 | 57.10 | 57.33 | a | 59.82 | 62.95 | 65.66 | 69.00 | 67.82 | b | 60.24 | 57.43 | 54.48 | a | 59.84 | |||||||||
1956 | 52.70 | a | 51.48 | 55.29 | 56.30 | 60.84 | b | 63.28 | 65.79 | 66.76 | 68.07 | 63.26 | 64.32 | 58.58 | 60.56 | |||||||||||
1957 | 53.90 | 56.88 | 56.61 | 57.47 | 60.74 | 64.12 | b | 67.55 | 70.39 | 67.47 | ----- | z | 59.55 | 60.05 | 61.34 | a | ||||||||||
1958 | 58.27 | 57.57 | 56.06 | 60.27 | d | 62.45 | a | 65.43 | 66.97 | 69.73 | 69.77 | 69.45 | 61.41 | a | 61.65 | 63.25 | ||||||||||
1959 | 57.81 | 56.98 | 61.70 | a | 63.52 | 62.90 | 66.07 | 71.34 | 71.00 | a | 70.02 | b | 66.15 | 64.30 | 62.90 | 64.56 | ||||||||||
1960 | 56.11 | 57.36 | 58.06 | 60.88 | 64.60 | 64.65 | 69.58 | 69.90 | 70.15 | 60.86 | m | 58.68 | 53.90 | 62.17 | a | |||||||||||
1961 | 59.69 | 56.59 | e | 57.10 | b | 59.20 | b | 59.72 | a | 61.41 | a | 65.80 | a | 67.40 | 64.17 | a | 61.61 | c | 58.52 | 54.79 | b | 60.50 | ||||
1962 | 55.15 | e | 53.25 | d | 53.07 | a | 60.21 | f | 60.34 | 60.75 | b | 65.35 | 66.71 | 65.28 | 62.48 | 58.25 | 54.90 | 59.59 | a | |||||||
1963 | 54.50 | 59.34 | 55.74 | 56.05 | 61.71 | 63.62 | 66.27 | 69.29 | 70.15 | c | 65.77 | 60.25 | 59.15 | 61.82 | ||||||||||||
1964 | 55.39 | 56.67 | 56.08 | 58.90 | 58.52 | 61.00 | 64.97 | 66.55 | 65.83 | 66.60 | 59.22 | 55.83 | a | 60.46 | ||||||||||||
1965 | 56.71 | 54.71 | 57.35 | 58.02 | 60.56 | 60.30 | 63.61 | 68.24 | 65.28 | 68.35 | 60.22 | 56.18 | 60.80 | |||||||||||||
1966 | 53.84 | 53.96 | 56.18 | 59.75 | 62.26 | 64.97 | 67.23 | 70.55 | 67.12 | b | 66.23 | 60.83 | 56.76 | 61.64 | ||||||||||||
1967 | 55.19 | 57.18 | 57.77 | 54.88 | 60.72 | a | 61.32 | 66.13 | 69.61 | 70.02 | 66.31 | 62.43 | 54.76 | 61.36 | ||||||||||||
1968 | 56.79 | 58.61 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.70 | j | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 55.51 | 56.11 | 56.60 | 58.36 | 61.00 | 63.03 | 66.84 | 68.74 | 67.59 | 64.95 | 60.31 | 56.97 | 61.40 | |||||||||||||
S.D. | 2.11 | 2.20 | 1.88 | 2.26 | 1.56 | 1.80 | 1.94 | 1.50 | 2.06 | 2.78 | 2.33 | 2.78 | 1.32 | |||||||||||||
SKEW | 0.24 | -0.50 | 0.98 | 0.66 | 0.65 | 0.07 | 0.72 | -0.14 | -0.04 | -0.18 | 0.11 | 0.78 | 1.31 | |||||||||||||
MAX | 59.69 | 59.34 | 61.70 | 63.52 | 64.60 | 66.07 | 71.34 | 71.00 | 70.15 | 69.45 | 64.32 | 62.90 | 64.56 | |||||||||||||
MIN | 52.47 | 51.48 | 53.07 | 54.88 | 58.52 | 60.30 | 63.61 | 66.55 | 64.17 | 60.24 | 55.97 | 53.76 | 59.84 | |||||||||||||
YRS | 16 | 16 | 15 | 14 | 15 | 15 | 15 | 15 | 15 | 13 | 16 | 16 | 12 |