YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 87.40 | 70.32 | 70.80 | 55.10 | b | 70.91 | h | |||
1950 | 50.90 | 61.82 | 61.03 | 65.73 | 67.87 | 78.24 | a | 85.58 | 89.23 | 79.47 | 80.40 | a | 70.83 | 66.16 | f | 71.92 | a | |||||||||
1951 | 54.87 | 55.82 | 59.26 | 61.03 | a | 70.71 | 77.30 | 88.73 | a | 87.20 | a | 87.70 | 72.10 | 61.23 | 52.04 | h | 70.54 | a | ||||||||
1952 | 51.77 | e | 54.34 | 50.13 | 62.23 | 75.42 | 74.55 | a | 87.77 | 89.61 | 87.70 | 82.77 | 57.77 | 54.85 | e | 69.08 | ||||||||||
1953 | 62.13 | 58.36 | 58.94 | 60.63 | 63.84 | 76.30 | 89.42 | 87.13 | 87.57 | 74.94 | 66.43 | 58.03 | 70.31 | |||||||||||||
1954 | 56.16 | 63.79 | 55.61 | 67.77 | 73.13 | 78.60 | 89.23 | 84.19 | 86.27 | 76.81 | 68.30 | 57.68 | 71.46 | |||||||||||||
1955 | 48.87 | 54.18 | 61.32 | 64.00 | a | 66.93 | b | 77.90 | 84.84 | 87.90 | 85.77 | 78.43 | a | 62.90 | 58.09 | i | 70.28 | a | ||||||||
1956 | 57.97 | b | 52.36 | a | 64.03 | 60.07 | 69.61 | 83.03 | 87.19 | 86.00 | b | 90.67 | 70.83 | a | 66.54 | b | 59.67 | g | 71.66 | a | ||||||
1957 | 49.84 | 61.93 | a | 59.03 | a | 61.83 | a | 63.23 | a | 80.67 | 90.52 | 87.00 | 83.50 | 64.55 | 57.03 | 59.86 | j | 69.01 | a | |||||||
1958 | 55.50 | a | 57.11 | 52.33 | a | 65.03 | 75.03 | 77.60 | 85.55 | 88.42 | 85.20 | 75.32 | 60.93 | 64.54 | e | 70.21 | ||||||||||
1959 | 58.13 | 51.50 | 66.58 | 70.37 | 69.26 | 85.30 | 93.19 | 88.06 | 78.90 | 75.03 | 65.27 | 58.40 | f | 72.87 | a | |||||||||||
1960 | 50.71 | 53.45 | 64.58 | 68.31 | a | 71.93 | a | 87.41 | a | 91.87 | 89.48 | 86.77 | 73.29 | 61.03 | 57.65 | 71.37 | ||||||||||
1961 | 59.93 | a | 62.57 | 57.87 | 69.00 | 68.74 | 87.40 | 91.19 | 88.10 | 81.03 | 73.16 | 60.17 | 55.16 | 71.19 | ||||||||||||
1962 | 56.13 | 52.75 | 53.61 | 72.70 | 66.65 | 79.60 | 88.03 | 93.74 | 87.43 | 75.87 | 69.80 | 61.71 | 71.50 | |||||||||||||
1963 | 53.94 | 65.46 | 57.90 | 59.43 | 70.81 | 74.27 | 90.29 | 88.79 | c | 86.10 | 74.16 | 62.47 | 60.34 | b | 70.33 | |||||||||||
1964 | 52.86 | c | 57.50 | a | 56.60 | a | 60.27 | 67.87 | 78.97 | 91.45 | 88.74 | 84.50 | 80.74 | 57.10 | 54.77 | 69.28 | ||||||||||
1965 | 57.13 | 57.89 | 58.77 | 63.50 | f | 68.45 | 72.57 | 88.35 | 91.39 | 77.47 | 80.68 | 63.20 | 53.39 | 69.94 | a | |||||||||||
1966 | 54.19 | 53.11 | 64.03 | 69.73 | 74.16 | 83.37 | 90.39 | 90.48 | 83.80 | 73.94 | 63.53 | 57.18 | c | 71.49 | ||||||||||||
1967 | 57.03 | 62.36 | 56.86 | j | 52.90 | 70.33 | a | 73.30 | 91.13 | 92.65 | 80.73 | 81.12 | f | 59.88 | n | 50.87 | 70.14 | c | ||||||||
1968 | 53.45 | 62.48 | 61.48 | 64.20 | 72.45 | 81.53 | 89.60 | f | 86.06 | 84.90 | 75.10 | 65.23 | 54.58 | 69.23 | a | |||||||||||
1969 | 56.97 | a | 50.07 | 57.29 | 64.66 | a | 74.61 | 72.80 | 89.50 | i | 95.00 | 88.37 | 71.10 | 61.83 | 59.97 | 68.42 | a | |||||||||
1970 | 55.48 | 60.39 | 59.39 | 61.30 | 74.10 | 82.30 | 92.81 | j | 92.13 | 83.67 | 72.10 | 66.63 | 53.06 | 69.14 | a | |||||||||||
1971 | 57.80 | f | 58.68 | 63.06 | 61.40 | 63.97 | 78.27 | 90.74 | 91.13 | 85.03 | 68.87 | 62.03 | 49.65 | k | 72.32 | b | ||||||||||
1972 | 58.97 | 62.72 | 72.97 | 69.30 | 73.65 | 82.60 | 93.77 | 88.03 | 80.33 | i | 66.23 | 58.90 | 52.45 | 70.87 | a | |||||||||||
1973 | 50.94 | 53.46 | 49.94 | ----- | z | 75.26 | 84.97 | 89.94 | 90.65 | e | 82.19 | c | 76.61 | 61.47 | 58.74 | 70.38 | a | |||||||||
1974 | 53.26 | 58.32 | 59.81 | 66.53 | 72.26 | 87.67 | 88.81 | 89.19 | 87.83 | 71.84 | 63.43 | 55.81 | 71.23 | |||||||||||||
1975 | 59.23 | 55.43 | 55.68 | 53.93 | 70.45 | 79.83 | 89.71 | 90.94 | 85.73 | 73.13 | 66.83 | a | 58.32 | 69.93 | ||||||||||||
1976 | 60.29 | 57.17 | 58.23 | 60.77 | 73.77 | 83.83 | 87.32 | 85.97 | 74.80 | 72.65 | 68.45 | h | 60.19 | 70.45 | a | |||||||||||
1977 | 54.81 | 64.32 | 55.00 | 68.60 | 61.90 | 83.47 | 92.06 | 87.52 | 86.57 | w | 77.48 | 69.70 | 61.77 | a | 70.60 | a | ||||||||||
1978 | 54.81 | 54.21 | 57.54 | e | 58.90 | 72.13 | 86.00 | 92.00 | 88.81 | e | 79.56 | l | 80.13 | 59.57 | 53.23 | 68.85 | a | |||||||||
1979 | 47.58 | 55.96 | c | 56.97 | a | 65.50 | 72.75 | o | 85.80 | 89.90 | ----- | z | 91.57 | 74.06 | 60.23 | 61.81 | 68.94 | b | ||||||||
1980 | 53.29 | 58.97 | 55.94 | 65.37 | 61.71 | 81.17 | 92.39 | 87.55 | 85.87 | 77.48 | 69.13 | 63.84 | 71.06 | |||||||||||||
1981 | 60.29 | 62.52 | a | 57.77 | 68.30 | 71.16 | 90.83 | 92.77 | 94.87 | 87.70 | 69.26 | 67.30 | 63.33 | a | 73.84 | |||||||||||
1982 | 53.43 | a | 58.59 | a | 56.16 | 64.80 | 69.68 | 73.67 | 88.81 | 89.71 | 81.57 | 73.87 | 57.97 | 56.13 | a | 68.70 | ||||||||||
1983 | 58.16 | 51.93 | n | 57.83 | g | 59.20 | 75.07 | a | 78.80 | 90.74 | 89.25 | c | 86.33 | 73.55 | 62.33 | 57.83 | a | 73.13 | b | |||||||
1984 | 60.52 | 62.52 | 67.71 | 69.28 | a | 86.42 | 83.60 | 91.32 | 89.77 | a | 87.57 | 70.58 | e | 59.93 | 51.81 | 73.42 | ||||||||||
1985 | 52.97 | 56.00 | r | 59.52 | 72.87 | 76.06 | 89.53 | 94.58 | 94.74 | 77.40 | 73.84 | 59.40 | 59.29 | 73.65 | a | |||||||||||
1986 | 64.61 | 60.29 | 64.68 | 71.12 | f | 78.68 | 89.90 | 90.48 | 96.45 | 80.07 | a | 71.52 | 66.83 | 59.47 | a | 74.82 | a | |||||||||
1987 | 55.68 | 57.89 | 58.84 | 75.43 | 76.39 | 90.43 | 90.00 | 90.97 | 88.80 | 77.61 | 62.97 | a | 54.13 | a | 73.26 | |||||||||||
1988 | 58.80 | a | 64.86 | 68.77 | 69.40 | 76.86 | c | 85.34 | a | 94.45 | b | 90.24 | n | ----- | z | ----- | z | ----- | z | ----- | z | 74.07 | e | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 55.57 | 58.25 | 59.42 | 64.74 | 71.33 | 81.51 | 90.13 | 89.64 | 84.65 | 74.22 | 63.43 | 57.41 | 71.04 | |||||||||||||
S.D. | 3.81 | 4.18 | 4.93 | 5.11 | 4.97 | 5.18 | 2.37 | 2.80 | 3.90 | 3.99 | 3.99 | 3.66 | 1.47 | |||||||||||||
SKEW | 0.08 | -0.07 | 0.53 | -0.18 | 0.26 | 0.01 | -0.26 | 0.61 | -0.68 | -0.04 | 0.27 | 0.17 | 0.37 | |||||||||||||
MAX | 64.61 | 65.46 | 72.97 | 75.43 | 86.42 | 90.83 | 94.58 | 96.45 | 91.57 | 82.77 | 70.83 | 64.54 | 73.84 | |||||||||||||
MIN | 47.58 | 50.07 | 49.94 | 52.90 | 61.71 | 72.57 | 84.84 | 84.19 | 74.80 | 64.55 | 57.03 | 50.87 | 68.70 | |||||||||||||
YRS | 38 | 37 | 37 | 36 | 38 | 39 | 36 | 37 | 36 | 38 | 37 | 32 | 17 |