| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.45 | a | 38.84 | 39.06 | 35.37 | 24.35 | 27.63 | 18.84 | 31.22 | |||||||
| 1950 | 7.52 | 16.71 | 21.33 | g | 27.21 | b | 28.42 | 38.47 | 38.94 | 40.74 | 31.87 | 36.77 | a | 35.79 | a | 22.53 | p | 30.24 | ||||||||
| 1951 | 15.10 | 26.29 | 25.29 | 29.43 | 37.29 | 32.29 | m | 40.03 | 37.94 | 33.27 | 30.55 | 24.27 | 14.58 | 28.55 | ||||||||||||
| 1952 | 15.35 | 16.24 | 19.26 | 31.40 | ----- | z | 41.40 | y | 37.94 | 38.84 | 34.43 | 27.16 | 14.33 | 18.23 | 25.32 | |||||||||||
| 1953 | 26.42 | 16.85 | b | 24.26 | 26.30 | 30.58 | 35.10 | 37.68 | 40.74 | 35.93 | 28.71 | 30.23 | 21.47 | a | 29.52 | |||||||||||
| 1954 | 20.77 | 25.43 | 18.84 | 27.40 | 32.52 | 37.27 | 38.76 | b | 37.10 | 32.33 | 26.52 | 25.83 | ----- | z | 29.34 | |||||||||||
| 1955 | 9.00 | 12.54 | 14.90 | a | 25.37 | 30.44 | f | 36.18 | b | 41.00 | q | 36.43 | c | 31.40 | 29.16 | 20.77 | 22.84 | 23.86 | ||||||||
| 1956 | 10.75 | s | 9.17 | 17.97 | 29.23 | 36.84 | 35.13 | 40.32 | 37.53 | n | ----- | z | ----- | z | 20.83 | a | 21.52 | 26.38 | ||||||||
| 1957 | 8.03 | 16.54 | ----- | z | 31.62 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 12.28 | |||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 14.60 | 17.47 | 20.09 | 28.05 | 33.13 | 36.10 | 38.93 | 38.69 | 33.51 | 29.03 | 24.96 | 19.58 | 29.52 | |||||||||||||
| S.D. | 7.11 | 5.83 | 3.95 | 2.08 | 3.88 | 1.53 | 0.98 | 1.67 | 1.77 | 3.96 | 6.56 | 3.01 | 0.00 | |||||||||||||
| SKEW | 0.54 | 0.38 | 0.22 | 0.33 | 0.01 | 0.53 | 0.22 | 0.05 | 0.19 | 0.99 | 0.05 | -0.63 | 0.00 | |||||||||||||
| MAX | 26.42 | 26.29 | 25.29 | 31.40 | 37.29 | 38.47 | 40.32 | 40.74 | 35.93 | 36.77 | 35.79 | 22.84 | 29.52 | |||||||||||||
| MIN | 7.52 | 9.17 | 14.90 | 25.37 | 28.42 | 34.45 | 37.68 | 36.43 | 31.40 | 24.35 | 14.33 | 14.58 | 29.52 | |||||||||||||
| NO YRS | 7 | 8 | 6 | 7 | 5 | 6 | 7 | 7 | 7 | 7 | 8 | 6 | 1 | |||||||||||||