YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 63.58 | 62.61 | 56.10 | 45.29 | 35.27 | 26.68 | 48.25 | f | ||||||
1963 | 9.52 | 26.29 | 34.00 | e | 42.83 | f | 53.68 | 60.43 | 65.77 | 65.23 | 59.20 | 50.16 | 34.43 | 20.10 | 43.53 | a | ||||||||||
1964 | 22.83 | a | 20.38 | 24.88 | e | 38.25 | j | 53.03 | 59.90 | 67.39 | 65.68 | 56.77 | 42.94 | 33.63 | 24.19 | 42.87 | a | |||||||||
1965 | 24.50 | a | 22.07 | 24.34 | b | 42.44 | c | 51.93 | a | 60.00 | 65.74 | 62.06 | 54.66 | a | 44.29 | 38.40 | 31.00 | 43.45 | ||||||||
1966 | 17.42 | 22.29 | 32.52 | 39.47 | 50.55 | 59.53 | 68.42 | 61.68 | 55.93 | 42.45 | 35.80 | 22.19 | 42.35 | |||||||||||||
1967 | 26.74 | 25.07 | a | 37.39 | 46.73 | 48.27 | a | 60.10 | 65.13 | 61.45 | 55.63 | 46.84 | 31.23 | 24.81 | 44.12 | |||||||||||
1968 | 25.48 | 25.45 | 35.45 | 40.17 | 49.06 | 61.03 | 64.03 | 63.03 | 55.13 | 47.65 | 33.80 | 22.77 | 43.59 | |||||||||||||
1969 | 28.10 | 29.86 | 28.06 | 44.73 | 53.39 | 59.33 | 67.74 | 66.35 | 58.93 | 43.29 | 32.14 | a | 27.13 | 44.92 | ||||||||||||
1970 | 20.65 | 28.86 | 28.52 | 40.43 | 52.29 | c | 60.20 | 65.61 | 64.32 | 55.83 | 41.68 | 32.83 | 27.32 | 43.21 | ||||||||||||
1971 | 23.00 | 25.46 | ----- | z | 42.33 | 50.94 | 62.20 | 65.16 | 61.74 | 55.43 | 45.87 | 36.17 | 28.68 | 45.18 | a | |||||||||||
1972 | 20.87 | 25.93 | 37.94 | 44.97 | 52.13 | 61.27 | 63.81 | 62.65 | 57.10 | 45.23 | 26.17 | 20.97 | 43.25 | |||||||||||||
1973 | 21.77 | 25.43 | 34.60 | a | 37.30 | 49.10 | 58.70 | 61.90 | 61.06 | 53.67 | 45.65 | 34.97 | 24.58 | 42.39 | ||||||||||||
1974 | 21.42 | 27.86 | 37.26 | 46.27 | 55.06 | 61.07 | 67.13 | 62.32 | 51.47 | 47.74 | 33.97 | 24.19 | 44.65 | |||||||||||||
1975 | 24.84 | 23.96 | 31.35 | 41.50 | 50.48 | 60.57 | 63.87 | 64.32 | 53.73 | 44.19 | 31.47 | 27.32 | 43.13 | |||||||||||||
1976 | 22.10 | 31.93 | 32.90 | 44.73 | 48.90 | 59.66 | a | 63.16 | 63.06 | 56.80 | 39.68 | 27.17 | 23.77 | 42.82 | ||||||||||||
1977 | 16.00 | 28.68 | 33.32 | 46.03 | 55.77 | 64.00 | 68.55 | 65.90 | 59.10 | 45.97 | 32.28 | a | 26.81 | 45.20 | ||||||||||||
1978 | 17.63 | a | 20.18 | 33.60 | a | 45.00 | 51.19 | 63.13 | 66.90 | 63.19 | 58.37 | 45.93 | a | 35.97 | a | 20.48 | 43.47 | |||||||||
1979 | 15.65 | 25.07 | 36.06 | 42.30 | 50.74 | 60.37 | 64.65 | 61.23 | 56.40 | 45.90 | 30.20 | 26.52 | 42.92 | |||||||||||||
1980 | 24.55 | 27.48 | 31.58 | 40.97 | 50.45 | 63.57 | 67.81 | 66.00 | 57.47 | 42.90 | 32.60 | 30.10 | 44.62 | |||||||||||||
1981 | 25.13 | 26.82 | 36.68 | 47.57 | 51.29 | 64.27 | 66.94 | 63.90 | 56.76 | a | 45.84 | 37.83 | 27.00 | 45.84 | ||||||||||||
1982 | 23.72 | b | 22.43 | 33.26 | 41.13 | 51.55 | 56.83 | 65.17 | a | 65.65 | 57.97 | 43.43 | a | 32.27 | 26.81 | 43.35 | ||||||||||
1983 | 24.42 | 27.00 | 33.55 | 37.33 | 47.06 | 57.72 | a | 65.97 | 67.55 | 58.87 | 47.28 | b | 34.93 | 14.55 | 43.02 | |||||||||||
1984 | 21.13 | 26.17 | 29.87 | 38.40 | 51.80 | a | 61.70 | 64.57 | a | 64.68 | ----- | z | ----- | z | ----- | z | ----- | z | 44.79 | d | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.70 | 25.67 | 32.72 | 42.49 | 51.30 | 60.71 | 65.61 | 63.73 | 56.42 | 45.01 | 33.34 | 24.91 | 43.68 | |||||||||||||
S.D. | 4.30 | 2.97 | 3.83 | 3.14 | 2.12 | 1.90 | 1.79 | 1.88 | 1.97 | 2.34 | 3.00 | 3.73 | 0.99 | |||||||||||||
SKEW | -1.09 | -0.07 | -0.73 | -0.07 | 0.15 | 0.17 | -0.08 | 0.29 | -0.56 | -0.14 | -0.65 | -0.86 | 0.68 | |||||||||||||
MAX | 28.10 | 31.93 | 37.94 | 47.57 | 55.77 | 64.27 | 68.55 | 67.55 | 59.20 | 50.16 | 38.40 | 31.00 | 45.84 | |||||||||||||
MIN | 9.52 | 20.18 | 24.34 | 37.30 | 47.06 | 56.83 | 61.90 | 61.06 | 51.47 | 39.68 | 26.17 | 14.55 | 42.35 | |||||||||||||
YRS | 22 | 22 | 21 | 20 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 18 |