YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | 3.33 | a | 6.15 | a | 6.74 | 17.17 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 8.35 | h | ||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.83 | 27.58 | 11.83 | 2.65 | 19.22 | h | ||||
1964 | -2.65 | -5.10 | 1.10 | 13.10 | 24.71 | 30.47 | 40.52 | 35.26 | 30.27 | 22.65 | 10.83 | 2.97 | 17.01 | |||||||||||||
1965 | 5.68 | 1.18 | 0.68 | 15.30 | 21.24 | b | 28.97 | 35.77 | 34.00 | a | 27.23 | 23.71 | 14.87 | 7.65 | 18.02 | |||||||||||
1966 | -2.87 | -2.79 | 7.48 | 13.13 | 26.00 | 32.37 | 42.03 | 37.39 | 31.77 | 19.32 | 13.83 | 1.94 | 18.30 | |||||||||||||
1967 | 1.87 | -0.08 | b | 10.87 | 14.40 | 21.52 | 30.17 | 38.87 | 36.55 | 29.93 | 21.32 | 10.13 | -1.23 | 17.86 | ||||||||||||
1968 | 2.74 | 5.97 | 6.06 | 9.07 | 20.52 | 32.63 | 38.26 | 34.90 | 27.27 | 21.26 | 5.03 | 0.13 | 16.99 | |||||||||||||
1969 | 4.68 | 1.82 | 1.00 | 17.23 | 28.06 | 29.87 | 41.00 | 40.26 | 31.87 | 14.03 | 7.37 | 5.29 | 18.54 | |||||||||||||
1970 | 0.84 | 4.36 | 2.06 | 8.20 | 24.43 | a | 31.60 | 39.48 | 41.00 | a | 28.70 | 15.67 | a | 11.30 | 2.97 | 17.55 | ||||||||||
1971 | 3.10 | -0.61 | 4.65 | 15.93 | 22.77 | 33.57 | 38.58 | 39.06 | 26.43 | 18.87 | 8.80 | 0.32 | 17.62 | |||||||||||||
1972 | -0.19 | 4.03 | 11.71 | 17.23 | 22.45 | 34.63 | 39.87 | 38.32 | 32.20 | 22.68 | 4.87 | 0.84 | 19.05 | |||||||||||||
1973 | 0.10 | 1.11 | 3.16 | 7.37 | 21.48 | 30.40 | 38.42 | 38.94 | 30.20 | 22.68 | 11.90 | ----- | z | 18.70 | a | |||||||||||
1974 | -0.23 | -1.29 | 10.06 | 11.10 | 26.06 | 34.30 | 40.90 | 38.90 | 29.27 | 24.71 | 8.27 | -0.16 | 18.49 | |||||||||||||
1975 | 0.71 | -0.57 | 6.45 | 12.37 | 20.71 | 28.93 | 36.97 | 37.77 | 31.73 | 20.90 | 7.47 | 4.97 | 17.37 | |||||||||||||
1976 | -0.29 | 6.66 | 4.52 | 15.60 | 24.32 | 31.23 | 39.87 | 36.90 | 30.60 | 18.84 | 8.47 | 3.26 | 18.33 | |||||||||||||
1977 | 0.71 | 4.43 | 3.32 | 16.83 | 23.94 | 36.27 | 39.71 | 38.29 | 33.00 | 21.58 | 11.73 | 4.94 | 19.56 | |||||||||||||
1978 | 3.87 | 3.39 | 12.19 | 16.97 | 21.61 | 34.27 | 38.84 | 35.77 | 31.23 | 22.39 | 12.07 | -2.84 | 19.15 | |||||||||||||
1979 | -5.61 | 1.82 | 6.52 | 12.53 | 21.42 | 30.90 | 38.55 | 37.74 | 33.90 | 24.10 | 3.03 | 5.58 | 17.54 | |||||||||||||
1980 | 3.61 | 6.90 | 5.87 | 11.63 | 21.45 | 32.33 | 36.58 | 38.00 | 32.93 | 19.84 | 12.47 | 12.87 | 19.54 | |||||||||||||
1981 | 7.52 | 3.86 | 7.10 | 19.53 | 23.68 | 36.07 | 40.74 | 37.58 | 34.03 | 21.94 | 14.80 | 4.81 | 20.97 | |||||||||||||
1982 | 0.90 | 2.18 | 8.32 | 10.90 | 23.26 | 30.03 | 38.45 | 40.26 | 32.53 | 16.10 | 7.87 | 3.52 | 17.86 | |||||||||||||
1983 | 5.74 | 4.79 | 9.03 | 8.37 | 19.58 | 31.00 | 38.52 | 42.37 | a | 34.00 | 24.39 | 11.17 | 2.24 | b | 19.27 | |||||||||||
1984 | -0.26 | 1.59 | 6.13 | 10.86 | a | 25.74 | 32.00 | 40.26 | 38.37 | a | 28.93 | 15.03 | 8.77 | 4.68 | 17.67 | |||||||||||
1985 | -0.42 | -3.18 | 6.84 | 18.07 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 5.33 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.43 | 2.03 | 6.17 | 13.60 | 23.09 | 32.00 | 39.15 | 37.98 | 31.04 | 20.89 | 9.86 | 3.21 | 18.33 | |||||||||||||
S.D. | 3.06 | 3.29 | 3.32 | 3.52 | 2.21 | 2.16 | 1.54 | 2.04 | 2.38 | 3.43 | 3.17 | 3.38 | 1.01 | |||||||||||||
SKEW | -0.11 | -0.38 | 0.04 | -0.18 | 0.48 | 0.51 | -0.33 | 0.06 | -0.31 | -0.39 | -0.36 | 0.82 | 0.85 | |||||||||||||
MAX | 7.52 | 6.90 | 12.19 | 19.53 | 28.06 | 36.27 | 42.03 | 42.37 | 34.83 | 27.58 | 14.87 | 12.87 | 20.97 | |||||||||||||
MIN | -5.61 | -5.10 | 0.68 | 7.37 | 19.58 | 28.93 | 35.77 | 34.00 | 26.43 | 14.03 | 3.03 | -2.84 | 16.99 | |||||||||||||
YRS | 23 | 23 | 23 | 23 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 21 | 20 |