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 | 39.20 | o | 38.55 | 38.55 | k | |
1958 | 38.00 | 47.11 | 40.32 | 44.80 | 52.03 | 56.13 | 60.87 | 63.81 | 59.37 | 53.74 | 48.07 | o | 41.26 | 50.68 | a | |||||||||||
1959 | 40.77 | 37.78 | e | 42.52 | 47.83 | 49.48 | 57.27 | 61.23 | 57.69 | b | 55.93 | 53.81 | 42.03 | 37.77 | 48.68 | |||||||||||
1960 | 38.45 | 40.03 | 45.55 | 45.83 | 49.71 | 59.07 | 62.77 | 59.16 | 56.66 | a | 51.77 | 43.10 | 40.97 | 49.42 | ||||||||||||
1961 | 37.00 | 42.25 | 41.74 | 45.43 | 48.39 | 58.80 | 62.07 | b | 62.26 | 54.80 | 50.26 | 42.07 | 38.42 | 48.62 | ||||||||||||
1962 | 37.30 | a | 37.54 | 40.29 | 46.93 | 49.94 | 55.53 | 59.65 | 59.30 | a | 56.03 | a | 51.52 | 45.50 | 42.00 | 48.46 | ||||||||||
1963 | 34.94 | 46.89 | 40.42 | 42.37 | 50.52 | 55.03 | 57.68 | 59.61 | 58.77 | 51.61 | 43.97 | 37.32 | 48.26 | |||||||||||||
1964 | 37.35 | 39.83 | 40.84 | 43.57 | 47.77 | 55.80 | 59.87 | 60.32 | 55.53 | 53.48 | 42.37 | 43.10 | 48.32 | |||||||||||||
1965 | 38.13 | 38.93 | 42.68 | 46.90 | 49.70 | a | 53.53 | 58.74 | 60.97 | 52.90 | a | 51.00 | 46.50 | b | 35.13 | 47.93 | ||||||||||
1966 | 37.10 | a | 37.11 | 41.74 | 48.69 | a | 51.00 | 57.60 | 57.74 | 61.58 | 57.33 | 50.55 | 45.33 | 41.06 | 48.90 | |||||||||||
1967 | 39.42 | 39.79 | 39.77 | 38.50 | 50.10 | 55.93 | 62.52 | 62.94 | 60.13 | 52.55 | 48.41 | a | 39.00 | 49.09 | ||||||||||||
1968 | 34.81 | 45.21 | 43.52 | 46.73 | 50.26 | 58.33 | 60.81 | 58.90 | 57.77 | 49.23 | 46.03 | 37.39 | 49.08 | |||||||||||||
1969 | 37.23 | 37.46 | 39.74 | 43.90 | 52.26 | 56.70 | 60.94 | 60.94 | 57.87 | 49.90 | 42.57 | 43.10 | 48.55 | |||||||||||||
1970 | 42.87 | 41.75 | 43.71 | 41.33 | 51.71 | 57.47 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.47 | f | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.95 | 40.90 | 41.76 | 44.83 | 50.22 | 56.71 | 60.41 | 60.62 | 56.92 | 51.62 | 44.35 | 39.62 | 48.66 | |||||||||||||
S.D. | 2.17 | 3.53 | 1.77 | 2.86 | 1.32 | 1.59 | 1.71 | 1.81 | 2.04 | 1.53 | 2.14 | 2.47 | 0.43 | |||||||||||||
SKEW | 0.71 | 0.72 | 0.68 | -0.75 | -0.12 | -0.26 | -0.31 | 0.21 | -0.27 | 0.12 | 0.47 | -0.09 | 0.10 | |||||||||||||
MAX | 42.87 | 47.11 | 45.55 | 48.69 | 52.26 | 59.07 | 62.77 | 63.81 | 60.13 | 53.81 | 48.41 | 43.10 | 49.42 | |||||||||||||
MIN | 34.81 | 37.11 | 39.74 | 38.50 | 47.77 | 53.53 | 57.68 | 57.69 | 52.90 | 49.23 | 42.03 | 35.13 | 47.93 | |||||||||||||
YRS | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 13 | 11 |