YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 53.11 | s | 68.16 | 81.56 | u | 81.73 | a | 91.66 | a | 92.17 | a | 90.47 | a | 88.63 | 81.87 | 67.60 | o | ----- | z | 84.96 | e | |||
1956 | 62.64 | q | 55.48 | 71.68 | 77.50 | ----- | z | 100.47 | o | 95.42 | 93.03 | 93.77 | 79.97 | a | ----- | z | ----- | z | 80.98 | e | ||||||
1957 | ----- | z | 70.94 | j | 67.50 | a | 75.93 | a | 80.33 | a | 95.30 | c | 97.39 | c | 90.86 | c | 88.39 | b | 71.20 | a | 56.86 | h | 60.54 | c | 80.83 | c |
1958 | 51.55 | b | 62.61 | e | 60.97 | a | 78.30 | g | 88.85 | d | 96.97 | 98.61 | c | 96.10 | 84.70 | 73.44 | o | ----- | z | ----- | z | 80.04 | d | |||
1959 | 60.29 | 59.50 | 68.16 | 78.10 | 85.58 | 96.47 | 96.10 | 91.29 | 90.47 | 79.10 | 63.53 | 55.61 | 77.02 | |||||||||||||
1960 | 51.42 | 57.34 | 73.17 | a | 79.23 | 85.32 | 97.10 | 93.00 | a | 94.74 | 89.83 | 75.71 | 67.45 | a | 43.03 | 75.61 | ||||||||||
1961 | 51.94 | 62.67 | a | 68.73 | a | 78.30 | 87.06 | 95.57 | g | 95.50 | a | 91.94 | 84.87 | 77.94 | 58.60 | 55.50 | a | 73.91 | a | |||||||
1962 | 52.27 | a | 64.81 | a | 62.39 | 80.13 | 85.61 | 92.73 | 90.97 | 95.77 | 85.83 | 77.68 | 68.00 | 56.39 | 76.05 | |||||||||||
1963 | 53.90 | 63.96 | 69.42 | 78.50 | 88.84 | 93.77 | 97.42 | 89.39 | 87.90 | 80.23 | 65.50 | 55.13 | 77.00 | |||||||||||||
1964 | 51.77 | 54.69 | 64.94 | 74.50 | 86.06 | ----- | z | ----- | z | 94.52 | 84.97 | 79.94 | 64.23 | 55.47 | a | 71.11 | b | |||||||||
1965 | 57.94 | 58.82 | 63.35 | 75.67 | 83.23 | 89.90 | 95.39 | 92.00 | 83.27 | 78.10 | 68.33 | 53.97 | 75.00 | |||||||||||||
1966 | 48.55 | 53.21 | 68.94 | 76.77 | 86.74 | 91.53 | 96.13 | 90.94 | 86.30 | 76.35 | 67.97 | 56.06 | 74.96 | |||||||||||||
1967 | 57.90 | 62.54 | 73.23 | 78.17 | 83.48 | 90.23 | ----- | z | ----- | z | ----- | z | 78.55 | ----- | z | ----- | z | 74.87 | e | |||||||
1968 | 54.03 | 61.10 | 63.52 | 71.43 | 84.03 | 94.17 | 90.03 | 87.77 | 84.90 | 78.90 | 61.63 | 54.29 | 73.82 | |||||||||||||
1969 | 60.29 | 59.25 | 62.32 | 77.60 | 84.77 | 92.37 | 93.55 | 94.55 | 84.57 | 73.77 | 62.03 | 56.29 | 75.11 | |||||||||||||
1970 | 55.87 | 60.61 | 62.19 | 72.86 | a | ----- | z | ----- | z | 93.77 | 92.55 | 84.33 | 70.19 | 65.20 | 58.52 | 71.61 | b | |||||||||
1971 | 57.61 | 60.21 | 70.00 | 73.03 | 81.68 | 92.77 | 94.06 | 87.32 | 84.50 | 70.77 | 61.20 | 51.23 | 73.70 | |||||||||||||
1972 | 57.61 | 62.86 | 74.52 | 78.87 | 83.32 | 89.60 | 92.84 | 87.29 | 81.73 | 73.71 | 57.80 | 54.13 | 74.52 | |||||||||||||
1973 | 49.42 | 53.36 | 61.97 | 69.47 | 80.84 | 90.73 | 90.35 | 90.81 | 87.33 | 78.84 | 68.07 | 57.87 | 73.25 | |||||||||||||
1974 | 56.35 | 59.21 | 72.90 | 76.07 | 87.29 | 96.17 | 89.06 | 86.42 | 80.87 | 71.19 | 61.43 | 49.26 | 73.85 | |||||||||||||
1975 | 50.77 | 57.75 | 64.03 | 69.67 | 80.39 | 92.60 | 89.52 | 92.03 | 81.76 | a | 76.03 | 63.87 | 54.81 | 72.77 | ||||||||||||
1976 | 54.35 | 63.76 | 66.29 | 74.20 | 80.90 | 92.00 | 89.74 | 90.97 | 82.20 | 69.39 | 58.20 | 52.48 | 72.87 | |||||||||||||
1977 | 51.16 | 59.75 | 62.97 | 73.80 | 81.90 | 94.00 | 93.03 | 93.29 | 88.10 | 76.35 | 66.97 | 59.81 | 75.09 | |||||||||||||
1978 | 53.74 | 56.43 | 68.68 | 77.50 | 83.13 | 95.40 | 96.19 | 90.23 | 80.97 | 75.32 | 60.53 | 50.29 | 74.03 | |||||||||||||
1979 | 49.23 | 59.39 | 66.10 | 75.33 | 79.48 | 89.17 | 93.45 | 87.81 | 84.23 | 80.10 | 59.47 | 55.55 | 73.28 | |||||||||||||
1980 | 57.58 | 61.45 | 64.06 | 73.07 | 80.97 | 98.57 | 98.26 | 91.39 | 85.83 | 72.48 | 63.10 | 60.74 | 75.62 | |||||||||||||
1981 | 54.84 | 64.25 | 64.42 | 77.80 | 82.81 | 95.33 | 94.42 | 89.29 | 83.73 | 73.65 | 68.93 | 61.19 | 75.89 | |||||||||||||
1982 | 57.26 | 60.89 | 69.10 | 77.70 | 83.10 | 94.30 | 95.74 | 92.87 | 85.17 | 75.29 | 60.00 | a | 49.45 | 75.07 | ||||||||||||
1983 | 54.13 | 59.29 | 66.29 | 68.43 | 82.35 | 92.50 | 95.39 | 93.81 | 88.60 | 74.58 | 63.60 | 55.77 | 74.56 | |||||||||||||
1984 | 54.81 | 60.21 | 68.90 | 75.30 | 89.58 | 90.43 | 92.74 | 87.03 | 85.43 | 68.48 | 61.77 | 51.39 | 73.84 | |||||||||||||
1985 | 50.42 | 58.75 | 66.97 | 77.27 | 84.10 | 92.57 | 94.94 | 91.05 | k | 82.78 | c | 73.61 | 63.47 | 57.68 | 72.96 | a | ||||||||||
1986 | 61.42 | 64.00 | 69.23 | 78.03 | a | 83.94 | 90.83 | 89.81 | 89.52 | 82.80 | 71.48 | 59.03 | 51.21 | b | 74.27 | |||||||||||
1987 | 53.74 | 57.50 | 62.74 | 73.10 | 79.39 | 90.60 | 93.00 | 88.55 | 81.73 | 78.52 | 62.23 | 51.80 | a | 72.74 | ||||||||||||
1988 | 52.16 | 61.86 | 66.94 | 73.87 | 82.81 | 90.30 | 90.45 | 85.58 | 82.77 | 77.90 | 65.77 | 51.94 | 73.53 | |||||||||||||
1989 | 54.45 | 61.57 | 72.48 | 82.57 | 87.26 | 93.93 | 92.71 | 87.77 | 85.67 | 76.13 | 65.53 | 55.19 | 76.27 | |||||||||||||
1990 | 54.26 | 58.50 | 66.55 | 76.77 | 82.71 | 97.67 | 89.35 | 86.29 | 82.83 | 75.55 | 63.47 | 52.32 | 73.86 | |||||||||||||
1991 | 52.32 | 61.32 | 64.00 | 75.43 | 83.90 | 90.77 | 88.26 | 87.23 | 80.73 | 77.23 | 60.30 | 51.61 | 72.76 | |||||||||||||
1992 | 48.74 | 58.21 | 66.52 | 77.83 | 77.52 | 89.63 | 92.48 | 89.42 | 87.40 | 78.17 | a | 58.80 | 49.94 | 72.89 | ||||||||||||
1993 | 54.45 | 58.79 | 67.81 | 76.07 | 83.48 | 92.77 | 93.19 | 87.97 | 84.83 | 74.03 | 62.17 | 54.84 | 74.20 | |||||||||||||
1994 | 57.16 | 59.36 | 68.32 | 75.37 | 84.10 | 97.67 | 95.58 | 93.65 | 86.40 | 74.84 | 62.03 | 55.24 | b | 75.81 | ||||||||||||
1995 | 53.81 | 64.96 | 67.90 | 73.33 | 82.10 | 90.97 | 94.00 | 92.97 | 85.33 | 79.97 | 68.87 | 57.81 | 76.00 | |||||||||||||
1996 | 60.13 | 65.90 | 67.74 | 76.40 | 91.32 | 94.13 | 93.16 | 89.42 | 82.17 | 74.26 | 64.27 | 57.60 | a | 76.37 | ||||||||||||
1997 | 52.61 | 58.64 | 71.03 | 71.33 | 85.16 | 91.30 | c | 92.90 | 90.73 | a | 87.40 | 75.52 | d | 62.23 | 48.97 | 73.99 | ||||||||||
1998 | 58.64 | f | 57.32 | 65.65 | 70.57 | 85.32 | 94.37 | 92.94 | 90.65 | 89.33 | 75.00 | a | 65.56 | e | 56.70 | d | 76.67 | a | ||||||||
1999 | 60.06 | 66.81 | a | 70.13 | 73.90 | 84.10 | 90.17 | 90.00 | 90.16 | 84.27 | 78.10 | a | 70.27 | 52.83 | a | 75.90 | ||||||||||
2000 | 61.10 | 65.31 | 67.97 | 79.60 | 90.19 | 91.17 | 94.10 | 92.52 | b | 90.27 | ----- | z | ----- | z | ----- | z | 81.36 | c | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 54.61 | 60.32 | 67.19 | 75.60 | 84.02 | 92.97 | 93.34 | 90.66 | 85.33 | 75.82 | 63.54 | 54.40 | 74.61 | |||||||||||||
S.D. | 3.53 | 3.23 | 3.40 | 3.07 | 3.02 | 2.56 | 2.60 | 2.70 | 2.92 | 3.25 | 3.35 | 3.70 | 1.26 | |||||||||||||
SKEW | 0.25 | -0.11 | 0.15 | -0.37 | 0.39 | 0.50 | -0.04 | 0.06 | 0.57 | -0.37 | 0.18 | -0.50 | 0.18 | |||||||||||||
MAX | 61.42 | 66.81 | 74.52 | 82.57 | 91.32 | 98.57 | 98.61 | 96.10 | 93.77 | 81.87 | 70.27 | 61.19 | 77.02 | |||||||||||||
MIN | 48.55 | 53.21 | 60.97 | 68.43 | 77.52 | 89.17 | 88.26 | 85.58 | 80.73 | 68.48 | 57.80 | 43.03 | 72.74 | |||||||||||||
YRS | 42 | 44 | 46 | 44 | 44 | 42 | 44 | 44 | 45 | 44 | 40 | 41 | 35 |