YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 43.53 | a | 57.40 | 67.04 | e | 72.31 | f | 73.98 | 73.65 | g | 66.93 | p | 60.06 | 49.19 | a | 42.52 | a | 56.25 | e | |||
1963 | 34.15 | 44.74 | a | 47.08 | 58.40 | a | 66.80 | a | 72.67 | 79.15 | 75.50 | 70.22 | 61.47 | 49.87 | 37.10 | 58.09 | ||||||||||
1964 | 34.33 | d | 30.62 | 45.95 | a | 54.04 | b | 65.72 | d | 73.58 | 78.69 | 78.37 | 69.58 | 62.52 | 48.27 | 36.05 | l | 58.33 | a | |||||||
1965 | 45.35 | d | 42.41 | 45.71 | b | 57.36 | i | 63.28 | b | 72.38 | 77.73 | 73.97 | 69.05 | 59.47 | 52.28 | 42.73 | c | 58.58 | a | |||||||
1966 | 31.73 | 39.02 | a | 50.32 | 58.83 | 67.11 | 73.16 | a | 80.90 | 72.56 | 69.31 | a | 57.79 | 51.26 | a | 40.16 | c | 57.68 | ||||||||
1967 | 41.63 | a | 44.77 | 54.87 | 61.35 | 64.40 | 73.33 | 77.45 | 72.48 | 67.55 | 59.88 | a | 49.55 | a | 35.50 | 58.56 | ||||||||||
1968 | 39.90 | 44.43 | 46.77 | 54.35 | 64.94 | 74.63 | 72.45 | 71.94 | d | 65.88 | 60.42 | 45.83 | 39.89 | 56.79 | ||||||||||||
1969 | 47.08 | 43.02 | 42.82 | 58.85 | 65.71 | 72.98 | 79.37 | 77.77 | 68.02 | 56.37 | 47.20 | 41.82 | 58.42 | |||||||||||||
1970 | 38.27 | 45.68 | 44.58 | a | 54.38 | 65.19 | 71.42 | 77.24 | 74.79 | 68.73 | 55.35 | 47.70 | 43.18 | a | 57.21 | |||||||||||
1971 | 40.94 | 40.75 | 51.66 | 55.80 | 64.29 | 74.20 | 77.27 | 71.65 | 67.19 | a | 57.19 | 48.40 | 40.38 | a | 57.48 | |||||||||||
1972 | 41.53 | 45.98 | 55.35 | a | 60.86 | b | 64.77 | a | 72.27 | 74.19 | b | 72.52 | 67.50 | 57.52 | a | 41.03 | a | 39.98 | 57.79 | |||||||
1973 | 36.69 | 40.48 | 47.65 | 51.23 | 63.87 | 70.68 | 75.08 | 75.24 | 67.97 | 60.21 | 51.26 | a | 42.34 | 56.89 | ||||||||||||
1974 | 40.34 | 43.09 | a | 55.00 | 58.02 | 70.34 | 76.53 | 77.84 | 73.69 | 64.83 | 58.61 | 47.55 | 39.92 | 58.81 | ||||||||||||
1975 | 40.58 | 41.55 | 46.97 | 53.75 | 62.03 | 74.57 | 74.65 | 73.68 | 66.78 | a | 58.16 | 46.67 | 42.28 | a | 56.81 | |||||||||||
1976 | 39.73 | c | 48.78 | 47.62 | a | 56.22 | 62.77 | 72.40 | 73.13 | 74.22 | a | 66.92 | 53.82 | 44.20 | 39.42 | 56.60 | ||||||||||
1977 | 37.25 | a | 44.72 | a | 46.94 | 56.35 | 66.58 | 75.17 | 78.35 | 78.13 | 71.85 | 61.31 | 51.47 | 45.40 | 59.46 | |||||||||||
1978 | 38.32 | a | 40.04 | 51.84 | 58.60 | 64.47 | 75.62 | 82.27 | a | 77.53 | 68.87 | 60.08 | a | 48.14 | b | 37.37 | 58.59 | |||||||||
1979 | 34.57 | b | 42.84 | 48.18 | 56.47 | 64.61 | 68.78 | a | 76.13 | 71.30 | a | 68.03 | 61.18 | 41.72 | a | 39.79 | 56.13 | |||||||||
1980 | 39.94 | 44.03 | 45.60 | ----- | z | ----- | z | 78.75 | 80.81 | 76.26 | 68.82 | 56.11 | 44.45 | 46.76 | 58.15 | b | ||||||||||
1981 | 40.42 | 44.25 | 46.18 | 60.15 | 64.48 | 76.70 | 77.82 | 72.71 | 67.97 | 58.34 | 51.72 | 44.69 | 58.79 | |||||||||||||
1982 | 41.40 | g | 40.31 | d | 50.11 | c | 57.36 | b | 64.82 | a | 73.36 | a | 77.26 | 76.40 | 69.68 | b | 55.67 | a | 44.92 | d | 37.39 | 58.84 | a | |||
1983 | 39.75 | c | 43.44 | c | 48.46 | d | 51.20 | c | 60.16 | c | 70.64 | a | 77.58 | a | 77.10 | 73.13 | d | 59.82 | 50.32 | 36.40 | b | 57.33 | ||||
1984 | 37.20 | a | 43.78 | 47.50 | a | 54.68 | b | 68.13 | 72.48 | 76.06 | 72.58 | 66.68 | 54.73 | 46.97 | 39.25 | a | 56.67 | |||||||||
1985 | 35.30 | a | 38.91 | a | 49.75 | a | 59.13 | 64.85 | 72.44 | d | 74.32 | 75.58 | a | 66.73 | 57.21 | 50.05 | 40.03 | 57.03 | ||||||||
1986 | 44.00 | a | 45.32 | 51.52 | b | 58.30 | 63.84 | 69.85 | 74.65 | 73.97 | 66.30 | 55.58 | 45.40 | 37.35 | 57.17 | |||||||||||
1987 | 38.08 | 41.73 | 46.00 | 54.35 | 61.39 | 71.32 | 75.16 | 73.34 | 66.88 | 60.24 | 46.28 | 37.03 | a | 55.98 | ||||||||||||
1988 | 38.50 | 44.00 | 48.65 | 55.82 | 62.19 | 71.97 | 75.15 | 73.18 | 67.87 | 60.40 | 50.83 | 36.73 | a | 57.11 | ||||||||||||
1989 | 41.76 | 41.50 | b | 53.48 | 61.45 | 68.23 | 72.57 | a | 75.40 | 73.32 | 66.10 | 58.84 | 49.08 | 37.87 | 58.30 | |||||||||||
1990 | 40.60 | 42.72 | a | 48.47 | 57.65 | 65.21 | 79.43 | 74.90 | a | 71.44 | 68.35 | 58.70 | a | 50.37 | 38.52 | g | 59.80 | a | ||||||||
1991 | 38.32 | 45.37 | b | 50.27 | a | 57.45 | 67.02 | 73.71 | a | 72.63 | 71.87 | 64.17 | 59.32 | a | 44.62 | 39.25 | a | 57.00 | ||||||||
1992 | 35.94 | f | 44.14 | a | 49.92 | 59.47 | 62.39 | 70.59 | b | 75.08 | 73.52 | 69.75 | 60.76 | 43.09 | a | 39.10 | j | 60.87 | b | |||||||
1993 | 41.44 | e | 43.35 | h | 50.57 | a | 58.83 | d | 64.00 | a | 74.14 | a | 77.85 | a | 73.66 | 67.42 | 55.85 | h | ----- | z | ----- | z | 63.49 | d | ||
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.69 | q | 41.77 | r | ----- | z |
1995 | 42.02 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.02 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.32 | 42.75 | 48.73 | 57.02 | 64.86 | 73.30 | 76.58 | 74.20 | 68.00 | 58.62 | 47.73 | 40.09 | 57.53 | |||||||||||||
S.D. | 3.35 | 3.19 | 3.21 | 2.68 | 2.17 | 2.39 | 2.43 | 2.08 | 1.86 | 2.21 | 3.02 | 2.87 | 0.92 | |||||||||||||
SKEW | -0.05 | -1.73 | 0.41 | -0.40 | 0.22 | 0.69 | 0.35 | 0.58 | 0.54 | -0.42 | -0.46 | 0.51 | 0.33 | |||||||||||||
MAX | 47.08 | 48.78 | 55.35 | 61.45 | 70.34 | 79.43 | 82.27 | 78.37 | 73.13 | 62.52 | 52.28 | 46.76 | 59.46 | |||||||||||||
MIN | 31.73 | 30.62 | 42.82 | 51.20 | 60.16 | 68.78 | 72.45 | 71.30 | 64.17 | 53.82 | 41.03 | 35.50 | 55.98 | |||||||||||||
YRS | 30 | 30 | 32 | 30 | 31 | 31 | 32 | 31 | 31 | 31 | 31 | 28 | 24 |