| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1949 | 48.00 | 51.00 | 49.00 | a | 62.00 | a | 74.00 | 81.00 | 82.00 | 82.00 | 84.00 | 73.00 | 69.00 | 54.00 | 84.00 | b | ||||||||||
| 1950 | 47.00 | 54.00 | 57.00 | 65.00 | 73.00 | 88.00 | 85.00 | 85.00 | 89.00 | 77.00 | 63.00 | 56.00 | 89.00 | |||||||||||||
| 1951 | 57.00 | 57.00 | 59.00 | 64.00 | 77.00 | a | 80.00 | a | 84.00 | 83.00 | b | 85.00 | 70.00 | 61.00 | 43.00 | 85.00 | d | |||||||||
| 1952 | 45.00 | 48.00 | 53.00 | 59.00 | 68.00 | 71.00 | e | ----- | z | ----- | z | ----- | z | 79.00 | 60.00 | 55.00 | ----- | z | ||||||||
| 1953 | 54.00 | 52.00 | 57.00 | 64.00 | 58.00 | 72.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
| 1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1959 | 54.00 | 46.00 | 57.00 | 65.00 | 71.00 | 81.00 | 84.00 | 84.00 | 81.00 | 77.00 | 62.00 | 57.00 | 84.00 | |||||||||||||
| 1960 | 41.00 | 45.00 | 61.00 | 62.00 | 72.00 | 82.00 | 89.00 | 86.00 | c | 81.00 | 72.00 | 61.00 | 51.00 | 89.00 | c | |||||||||||
| 1961 | 52.00 | 53.00 | 52.00 | 66.00 | 64.00 | 86.00 | 86.00 | 86.00 | a | 75.00 | 74.00 | 61.00 | 52.00 | 86.00 | a | |||||||||||
| 1962 | 57.00 | 55.00 | 52.00 | 63.00 | 60.00 | 77.00 | 80.00 | 84.00 | 79.00 | 75.00 | 62.00 | 53.00 | 84.00 | |||||||||||||
| 1963 | 50.00 | 56.00 | 52.00 | 55.00 | 70.00 | 75.00 | 79.00 | 79.00 | 80.00 | 74.00 | 53.00 | 50.00 | 80.00 | |||||||||||||
| 1964 | 46.00 | a | 50.00 | 55.00 | 61.00 | 64.00 | b | 77.00 | 85.00 | 80.00 | 77.00 | 78.00 | 53.00 | b | ----- | z | ----- | z | ||||||||
| 1965 | 48.00 | 52.00 | 54.00 | 60.00 | 64.00 | 75.00 | a | 84.00 | 78.00 | 75.00 | 76.00 | 65.00 | 53.00 | 84.00 | a | |||||||||||
| 1966 | 49.00 | 48.00 | 66.00 | 69.00 | a | 75.00 | a | 81.00 | 86.00 | 84.00 | 82.00 | 72.00 | 72.00 | 54.00 | c | 86.00 | e | |||||||||
| 1967 | 52.00 | a | 58.00 | a | 52.00 | b | 45.00 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
| 1968 | 61.00 | g | 57.00 | h | 61.00 | 61.00 | a | 72.00 | 82.00 | 84.00 | 82.00 | 78.00 | 72.00 | 58.00 | 52.00 | 84.00 | p | |||||||||
| 1969 | 62.00 | 41.00 | 58.00 | 62.00 | 70.00 | 76.00 | a | 83.00 | 84.00 | 81.00 | 70.00 | 64.00 | 50.00 | 84.00 | a | |||||||||||
| 1970 | 45.00 | 54.00 | 60.00 | 57.00 | 70.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 50.44 | 51.25 | 56.18 | 61.18 | 68.88 | 78.93 | 83.92 | 82.85 | 80.54 | 74.21 | 61.71 | 52.31 | 84.90 | |||||||||||||
| S.D. | 5.44 | 4.68 | 4.39 | 5.35 | 5.44 | 4.80 | 2.60 | 2.54 | 3.97 | 2.89 | 5.17 | 3.52 | 2.64 | |||||||||||||
| SKEW | 0.38 | -0.56 | 0.42 | -1.60 | -0.55 | 0.13 | -0.18 | -0.61 | 0.46 | 0.10 | 0.08 | -1.29 | 0.11 | |||||||||||||
| MAX | 62.00 | 58.00 | 66.00 | 69.00 | 77.00 | 88.00 | 89.00 | 86.00 | 89.00 | 79.00 | 72.00 | 57.00 | 89.00 | |||||||||||||
| MIN | 41.00 | 41.00 | 49.00 | 45.00 | 58.00 | 71.00 | 79.00 | 78.00 | 75.00 | 70.00 | 53.00 | 43.00 | 80.00 | |||||||||||||
| YRS | 16 | 16 | 17 | 17 | 16 | 15 | 13 | 13 | 13 | 14 | 14 | 13 | 10 | |||||||||||||