| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1962 | ----- | z | ----- | z | ----- | z | ----- | z | 61.04 | f | 76.43 | 85.00 | 82.61 | 79.90 | 64.69 | e | 49.45 | h | 44.28 | f | 77.73 | |||||
| 1963 | 36.89 | c | 51.50 | 49.41 | b | 50.57 | 67.32 | 72.00 | a | 81.13 | 84.23 | 82.72 | a | 67.00 | a | 48.30 | 40.59 | b | 60.97 | |||||||
| 1964 | 37.71 | 44.45 | 45.00 | a | 56.33 | 65.64 | f | 71.87 | 85.58 | ----- | z | 75.63 | 72.07 | a | 44.17 | a | 37.31 | e | 57.01 | |||||||
| 1965 | 37.32 | 46.20 | c | 51.45 | b | 59.21 | a | 64.54 | c | 74.52 | a | 84.84 | 81.06 | 71.37 | 71.26 | 50.15 | d | 38.78 | d | 60.89 | ||||||
| 1966 | 38.50 | g | 41.20 | h | 53.52 | d | 62.26 | c | 74.32 | 72.72 | e | 82.87 | 86.03 | 79.11 | c | 65.69 | e | 51.00 | m | 39.07 | d | 68.40 | ||||
| 1967 | 40.04 | e | 46.92 | b | 46.88 | f | 47.33 | c | 67.14 | b | 76.08 | d | 89.90 | 92.16 | 84.43 | 64.21 | b | 51.46 | b | 37.32 | c | 63.36 | ||||
| 1968 | 40.66 | b | 50.29 | a | 55.30 | a | 57.73 | 67.94 | 77.17 | 90.00 | 76.48 | 75.43 | 63.34 | b | 46.53 | 37.08 | e | 61.50 | ||||||||
| 1969 | 35.32 | 38.41 | a | 49.17 | a | 58.03 | 71.13 | 74.33 | 83.68 | 85.52 | 77.03 | 56.97 | 54.08 | d | 42.71 | j | 62.15 | |||||||||
| 1970 | 40.35 | e | 50.39 | 48.77 | 50.55 | a | 69.00 | 78.72 | a | 87.97 | 89.71 | 72.50 | 62.10 | 48.48 | c | 35.64 | c | 61.18 | ||||||||
| 1971 | 40.13 | 45.74 | a | 44.77 | 56.31 | a | 68.52 | 70.46 | b | 86.52 | 90.71 | 72.37 | 59.39 | 47.92 | f | 34.52 | f | 63.49 | ||||||||
| 1972 | 36.52 | f | 43.69 | c | 54.67 | d | 54.96 | d | 70.45 | 79.69 | d | 85.29 | 86.58 | 71.63 | 64.74 | 43.50 | 35.72 | f | 65.52 | |||||||
| 1973 | 37.24 | f | 46.07 | 48.29 | c | 57.83 | 69.90 | 77.90 | 87.81 | 85.35 | 75.83 | 62.13 | 40.83 | 40.76 | b | 62.97 | ||||||||||
| 1974 | 37.23 | 43.46 | 48.32 | c | 56.58 | d | 63.29 | 82.59 | a | 84.77 | 85.35 | ----- | z | ----- | z | ----- | z | ----- | z | 62.70 | ||||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 38.40 | 46.10 | 49.88 | 55.64 | 68.50 | 75.73 | 85.80 | 85.48 | 76.50 | 64.47 | 47.50 | 38.32 | 61.14 | |||||||||||||
| S.D. | 1.91 | 3.75 | 3.53 | 4.20 | 3.05 | 3.51 | 2.61 | 4.28 | 4.33 | 4.33 | 4.18 | 1.80 | 0.27 | |||||||||||||
| SKEW | -0.14 | -0.36 | 0.15 | -0.60 | 0.07 | 0.27 | 0.12 | -0.40 | 0.48 | 0.22 | -0.06 | 0.10 | 0.00 | |||||||||||||
| MAX | 40.66 | 51.50 | 55.30 | 62.26 | 74.32 | 82.59 | 90.00 | 92.16 | 84.43 | 72.07 | 54.08 | 40.76 | 61.50 | |||||||||||||
| MIN | 35.32 | 38.41 | 44.77 | 47.33 | 63.29 | 70.46 | 81.13 | 76.48 | 71.37 | 56.97 | 40.83 | 35.64 | 60.89 | |||||||||||||
| NO YRS | 9 | 11 | 11 | 12 | 11 | 13 | 13 | 12 | 12 | 12 | 9 | 8 | 4 | |||||||||||||