| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1961 | ----- | z | ----- | z | ----- | z | 56.92 | q | 67.26 | 85.63 | 90.11 | c | 90.48 | h | 70.31 | a | ----- | z | ----- | z | ----- | z | 78.33 | |||
| 1962 | ----- | z | 39.69 | b | 46.72 | b | 64.92 | e | 62.68 | 78.48 | c | 85.26 | d | 84.48 | f | 78.95 | j | 64.22 | h | 52.08 | d | 49.69 | r | 61.40 | ||
| 1963 | 42.54 | c | 52.92 | c | 48.10 | j | 50.87 | 69.10 | a | 73.57 | g | 83.90 | 86.43 | h | 80.50 | f | 67.86 | i | 49.77 | h | 42.09 | h | 59.87 | |||
| 1964 | 38.65 | e | 46.29 | h | 49.55 | k | 57.23 | 65.48 | b | 70.97 | a | 88.26 | d | 84.57 | j | 75.15 | c | 68.50 | k | ----- | z | 40.70 | d | 62.35 | ||
| 1965 | 40.75 | c | 48.67 | d | 53.07 | d | 59.64 | b | ----- | z | 74.00 | b | 84.61 | c | 79.93 | d | 70.67 | f | ----- | z | 52.65 | g | ----- | z | 62.95 | |
| 1966 | 38.22 | d | ----- | z | 54.35 | e | 64.15 | c | 74.18 | c | 73.70 | 85.68 | 86.68 | 80.47 | 66.86 | b | 50.33 | 41.00 | e | 65.06 | ||||||
| 1967 | 43.73 | a | 49.15 | a | 49.91 | i | 50.70 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.00 | i | 52.17 | g | 37.70 | a | 43.53 | |
| 1968 | 44.24 | b | 52.21 | a | ----- | z | ----- | z | 70.74 | ----- | z | 92.04 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.73 | ||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 41.36 | 48.53 | 51.38 | 59.36 | 68.24 | 76.56 | 86.30 | 83.30 | 75.31 | 66.86 | 51.21 | 39.80 | 0.00 | |||||||||||||
| S.D. | 2.56 | 5.28 | 4.08 | 5.71 | 4.04 | 5.75 | 2.38 | 4.77 | 5.08 | 0.00 | 1.23 | 1.83 | 0.00 | |||||||||||||
| SKEW | -0.15 | -1.06 | -0.63 | -0.51 | 0.11 | 0.80 | 0.68 | 0.00 | 0.06 | 0.00 | 0.00 | -0.68 | 0.00 | |||||||||||||
| MAX | 44.24 | 52.92 | 54.35 | 64.92 | 74.18 | 85.63 | 90.11 | 86.68 | 80.47 | 66.86 | 52.08 | 41.00 | -9999.00 | |||||||||||||
| MIN | 38.22 | 39.69 | 46.72 | 50.87 | 62.68 | 70.97 | 83.90 | 79.93 | 70.31 | 66.86 | 50.33 | 37.70 | 9999.00 | |||||||||||||
| NO YRS | 6 | 5 | 3 | 5 | 6 | 5 | 6 | 2 | 3 | 1 | 2 | 3 | 0 | |||||||||||||