| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.48 | a | 58.90 | 57.26 | 50.00 | 45.06 | 32.22 | 27.97 | p | 48.82 | ||||||
| 1946 | ----- | z | ----- | z | ----- | z | ----- | z | 43.89 | c | 46.78 | 56.55 | 57.23 | a | 48.82 | 37.69 | ----- | z | ----- | z | 48.49 | |||||
| 1947 | ----- | z | ----- | z | ----- | z | 38.40 | ----- | z | ----- | z | ----- | z | ----- | z | 51.54 | q | 44.32 | ----- | z | ----- | z | 41.36 | |||
| 1948 | 28.59 | n | 25.26 | 29.76 | 32.78 | 40.23 | 50.83 | 54.26 | 52.85 | 49.30 | 43.81 | 32.28 | 23.55 | 39.54 | ||||||||||||
| 1949 | 17.32 | 26.32 | 31.76 | 39.57 | 44.26 | 49.65 | 55.52 | 54.23 | 52.92 | 39.82 | 40.43 | 27.50 | 39.94 | |||||||||||||
| 1950 | 20.83 | b | 29.98 | 29.55 | 35.32 | 41.05 | 47.12 | 56.08 | 57.65 | 51.50 | 43.19 | 36.14 | a | 34.55 | 40.25 | |||||||||||
| 1951 | 26.24 | 30.82 | 30.06 | 40.48 | a | 43.82 | 52.03 | a | 57.24 | 55.58 | 53.77 | 41.00 | 34.43 | a | 26.15 | 40.97 | ||||||||||
| 1952 | 24.34 | 27.88 | 28.18 | 39.27 | 43.65 | 46.52 | 59.03 | 56.10 | 54.30 | 49.37 | 32.97 | 28.60 | 40.85 | |||||||||||||
| 1953 | 34.68 | 31.54 | a | 32.71 | 36.38 | 39.21 | 44.03 | a | 56.66 | 54.65 | 54.85 | 44.58 | 38.68 | 31.58 | 41.63 | |||||||||||
| 1954 | 29.16 | 34.18 | 29.90 | 39.05 | a | 45.27 | 46.37 | 55.48 | 50.82 | 48.15 | 43.31 | 38.88 | 28.85 | 40.79 | ||||||||||||
| 1955 | 25.71 | 26.77 | 28.87 | a | 30.92 | 39.89 | 49.07 | 52.85 | 55.67 | a | 49.88 | a | 42.68 | 32.02 | 28.53 | 38.57 | ||||||||||
| 1956 | 27.77 | 25.00 | 30.77 | 37.40 | 43.55 | 46.37 | 57.60 | 54.60 | 51.07 | 39.89 | 33.82 | 29.92 | 39.81 | |||||||||||||
| 1957 | 20.77 | a | 30.27 | 32.68 | 36.78 | 43.71 | 50.42 | 53.63 | 51.48 | 53.73 | 40.92 | 32.35 | 31.32 | 39.84 | ||||||||||||
| 1958 | 30.40 | a | 35.25 | 30.58 | 35.78 | 47.87 | 51.65 | 59.73 | 59.92 | 50.08 | 46.00 | 35.97 | 35.56 | 43.23 | ||||||||||||
| 1959 | 31.39 | 29.77 | 33.97 | 39.92 | 40.88 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.18 | |||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 26.24 | 29.42 | 30.73 | 37.08 | 42.87 | 48.49 | 56.43 | 55.23 | 51.41 | 42.97 | 35.02 | 29.65 | 40.59 | |||||||||||||
| S.D. | 5.18 | 3.30 | 1.72 | 2.86 | 2.47 | 2.45 | 2.10 | 2.55 | 2.26 | 2.98 | 2.97 | 3.50 | 1.25 | |||||||||||||
| SKEW | -0.15 | 0.29 | 0.44 | -0.83 | 0.22 | -0.13 | -0.07 | -0.10 | 0.17 | 0.25 | 0.61 | 0.13 | 0.62 | |||||||||||||
| MAX | 34.68 | 35.25 | 33.97 | 40.48 | 47.87 | 52.03 | 59.73 | 59.92 | 54.85 | 49.37 | 40.43 | 35.56 | 43.23 | |||||||||||||
| MIN | 17.32 | 25.00 | 28.18 | 30.92 | 39.21 | 44.03 | 52.85 | 50.82 | 48.15 | 37.69 | 32.02 | 23.55 | 38.57 | |||||||||||||
| NO YRS | 11 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 12 | 11 | 10 | |||||||||||||