| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1938 | ----- | z | ----- | z | ----- | z | ----- | z | 47.57 | a | 54.48 | ----- | z | 61.06 | n | 59.22 | 47.66 | 31.57 | a | ----- | z | 48.10 | ||||
| 1939 | 30.05 | 27.43 | 35.84 | 45.27 | ----- | z | 51.18 | 60.92 | a | 59.87 | 54.45 | a | 47.38 | a | 41.24 | a | 32.00 | a | 44.15 | |||||||
| 1940 | 28.60 | 35.02 | 38.40 | ----- | z | 48.66 | ----- | z | 55.85 | 59.16 | 50.40 | ----- | z | 33.55 | 30.29 | 42.21 | ||||||||||
| 1941 | 31.35 | 33.98 | 37.18 | 39.40 | 46.58 | 50.48 | 59.05 | 55.61 | 45.58 | 42.21 | 36.93 | 29.50 | 42.32 | |||||||||||||
| 1942 | ----- | z | 30.41 | 33.10 | 40.43 | 43.60 | 49.27 | 60.00 | 59.19 | 52.78 | 44.76 | 33.93 | 32.35 | 43.62 | ||||||||||||
| 1943 | 27.77 | 32.39 | 35.39 | 42.18 | 44.60 | 49.17 | 59.58 | ----- | z | 60.87 | g | 47.69 | o | ----- | z | ----- | z | 41.58 | ||||||||
| 1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 60.15 | 54.76 | b | ----- | z | 36.23 | ----- | z | ----- | z | 50.38 | |||
| 1949 | ----- | z | 26.37 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.37 | |
| 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | z | 9999.00 | |
| 1964 | ----- | z | 28.59 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.59 | ||
| 1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 29.44 | 30.60 | 35.98 | 41.82 | 46.20 | 50.92 | 59.26 | 57.72 | 52.49 | 43.65 | 35.45 | 31.04 | 42.32 | |||||||||||||
| S.D. | 1.58 | 3.32 | 2.00 | 2.57 | 2.09 | 2.17 | 1.78 | 2.35 | 5.03 | 4.70 | 3.77 | 1.36 | 0.00 | |||||||||||||
| SKEW | 0.19 | 0.07 | -0.29 | 0.55 | -0.14 | 0.98 | -1.31 | -0.40 | -0.06 | -0.79 | 0.68 | -0.13 | 0.00 | |||||||||||||
| MAX | 31.35 | 35.02 | 38.40 | 45.27 | 48.66 | 54.48 | 60.92 | 59.87 | 59.22 | 47.66 | 41.24 | 32.35 | 42.32 | |||||||||||||
| MIN | 27.77 | 26.37 | 33.10 | 39.40 | 43.60 | 49.17 | 55.85 | 54.76 | 45.58 | 36.23 | 31.57 | 29.50 | 42.32 | |||||||||||||
| NO YRS | 4 | 7 | 5 | 4 | 5 | 5 | 6 | 5 | 5 | 5 | 5 | 4 | 1 | |||||||||||||