| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.43 | q | 44.19 | 39.80 | 33.67 | a | 25.40 | 23.39 | 33.29 | |||||
| 1957 | 6.23 | 24.11 | 29.74 | 33.03 | 39.06 | 44.17 | 44.42 | 40.81 | 39.47 | 34.29 | 22.13 | 27.06 | 32.04 | |||||||||||||
| 1958 | 27.10 | 32.04 | 25.26 | 30.93 | 38.90 | 46.90 | 47.48 | 50.00 | 47.67 | ----- | z | 27.00 | d | 28.71 | 36.54 | |||||||||||
| 1959 | 24.63 | l | 24.75 | p | 28.30 | a | 30.57 | 32.90 | 42.13 | 45.13 | 43.17 | h | ----- | z | ----- | z | ----- | z | ----- | z | 35.81 | |||||
| 1960 | 15.11 | v | 23.00 | o | 24.15 | k | 30.13 | o | 33.00 | h | 39.75 | f | 46.90 | k | 43.53 | l | 40.50 | r | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 23.94 | o | 9999.00 | |
| 1964 | 24.53 | a | 21.61 | a | 26.27 | a | 27.90 | 30.96 | d | 41.33 | 45.43 | a | 39.71 | q | 35.29 | i | 30.52 | d | 26.90 | a | 22.48 | 29.79 | ||||
| 1965 | 26.97 | 27.33 | a | 22.73 | a | 32.10 | a | 33.93 | a | 40.52 | c | 44.27 | a | 47.67 | g | 31.23 | h | 30.40 | f | 32.11 | l | 20.93 | a | 31.10 | ||
| 1966 | 23.70 | a | 24.27 | b | 25.00 | e | ----- | z | 33.60 | f | 41.59 | m | 45.71 | n | 44.00 | e | 39.96 | d | 33.20 | f | 30.53 | 27.48 | d | 30.71 | ||
| 1967 | 28.76 | b | 24.29 | k | 24.74 | d | 27.83 | f | 34.10 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.75 | |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 22.88 | 25.87 | 26.01 | 30.91 | 35.15 | 43.01 | 45.35 | 44.75 | 41.72 | 32.83 | 26.39 | 25.01 | 32.04 | |||||||||||||
| S.D. | 8.36 | 4.00 | 2.35 | 1.94 | 3.66 | 2.56 | 1.29 | 3.83 | 3.97 | 2.02 | 3.04 | 3.15 | 0.00 | |||||||||||||
| SKEW | -1.60 | 0.66 | 0.36 | -0.61 | 0.15 | 0.66 | 0.99 | 0.57 | 1.14 | -0.63 | -0.07 | -0.10 | 0.00 | |||||||||||||
| MAX | 28.76 | 32.04 | 29.74 | 33.03 | 39.06 | 46.90 | 47.48 | 50.00 | 47.67 | 34.29 | 30.53 | 28.71 | 32.04 | |||||||||||||
| MIN | 6.23 | 21.61 | 22.73 | 27.90 | 30.96 | 40.52 | 44.27 | 40.81 | 39.47 | 30.52 | 22.13 | 20.93 | 32.04 | |||||||||||||
| NO YRS | 6 | 5 | 7 | 5 | 5 | 5 | 5 | 4 | 4 | 3 | 5 | 6 | 1 | |||||||||||||