YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | 66.58 | 83.67 | 89.67 | a | 94.07 | 96.48 | 92.42 | 91.50 | 80.87 | ----- | z | ----- | z | 86.91 | d | |||||||
1944 | 59.03 | 60.10 | 65.03 | 74.00 | 83.32 | 91.53 | 96.45 | 95.52 | 89.53 | 83.10 | 65.17 | 61.13 | 76.99 | |||||||||||||
1945 | 52.87 | a | 59.32 | 57.39 | 69.61 | b | 80.45 | 87.30 | 94.81 | ----- | z | 89.40 | ----- | z | ----- | z | 59.23 | a | 72.26 | c | ||||||
1946 | 55.74 | 58.93 | 65.84 | 80.80 | ----- | z | 97.60 | 94.68 | 91.58 | ----- | z | ----- | z | ----- | z | ----- | z | 77.88 | e | |||||||
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 | 82.12 | e | 86.40 | a | 93.80 | 96.65 | h | ----- | z | 92.17 | 72.65 | 70.47 | ----- | z | 82.93 | f | ||||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.27 | 90.00 | 73.63 | 67.32 | 80.06 | h | ||||
1951 | 57.74 | 60.39 | 64.97 | 70.78 | c | 83.03 | 91.03 | a | 95.77 | 89.30 | a | 91.73 | 79.33 | a | 64.20 | ----- | z | 77.12 | a | |||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | 86.57 | a | 94.60 | j | 96.88 | o | 92.97 | 93.27 | 87.77 | 63.93 | 56.03 | 80.09 | f | |||||
1953 | 63.23 | 62.21 | 67.45 | 74.10 | 78.94 | 95.53 | 95.10 | 95.48 | 95.10 | 83.35 | 72.60 | 57.74 | 78.40 | |||||||||||||
1954 | 62.58 | 69.25 | 65.58 | 81.10 | 87.84 | 93.47 | 95.81 | 90.26 | 92.87 | 85.13 | 73.87 | 62.13 | 79.99 | |||||||||||||
1955 | 53.29 | 58.36 | 68.71 | 75.07 | 83.26 | 94.07 | 93.97 | 89.84 | 93.10 | 86.23 | 70.93 | 64.87 | 77.64 | |||||||||||||
1956 | 64.65 | 55.86 | 71.94 | 73.13 | 87.55 | 97.57 | 94.77 | 93.32 | 96.43 | 81.45 | 65.57 | 60.23 | 78.54 | |||||||||||||
1957 | 57.58 | 68.18 | 66.35 | 73.10 | 77.44 | d | 95.47 | 95.23 | 91.35 | 90.97 | 74.39 | 61.17 | 61.74 | 76.08 | ||||||||||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | 63.68 | 60.50 | 69.55 | 80.13 | 84.42 | 96.83 | 97.48 | 89.15 | k | 90.43 | 82.16 | 67.68 | k | 58.62 | b | 78.38 | b | |||||||||
1960 | 53.90 | 57.41 | 73.23 | 79.13 | 86.94 | 98.50 | 98.92 | e | 92.44 | f | 93.30 | c | 77.96 | d | 69.96 | e | 58.12 | e | 77.03 | a | ||||||
1961 | 59.90 | b | 62.48 | c | 67.88 | g | 76.87 | 84.65 | e | 96.00 | 95.26 | 91.16 | 85.57 | 81.36 | c | 62.35 | j | 56.79 | c | 79.00 | b | |||||
1962 | 54.59 | b | 62.04 | 61.55 | 80.30 | 82.48 | 92.47 | 94.29 | 97.90 | b | 89.30 | 79.77 | 72.29 | b | 60.65 | 77.30 | ||||||||||
1963 | 55.03 | 65.68 | 65.77 | 72.48 | a | 87.37 | a | 90.90 | a | 97.80 | a | 88.61 | 89.14 | a | 83.03 | 66.63 | 60.94 | 76.95 | ||||||||
1964 | 56.06 | 57.36 | a | 60.48 | 71.70 | 83.50 | a | 91.83 | a | 94.90 | 88.90 | a | 84.17 | 81.87 | 63.00 | 58.68 | 74.37 | |||||||||
1965 | 59.52 | 59.32 | 63.19 | 72.87 | 80.97 | 88.43 | 94.68 | 95.52 | 87.63 | 83.71 | 71.47 | 56.84 | 76.18 | |||||||||||||
1966 | 55.06 | 53.43 | 68.84 | 75.75 | f | 87.35 | 95.10 | 95.87 | 93.32 | 87.20 | 80.77 | 71.20 | 59.83 | a | 77.09 | a | ||||||||||
1967 | 64.11 | v | 65.07 | 72.03 | a | 72.30 | g | 81.93 | c | 90.34 | a | 93.90 | a | 89.20 | a | 84.25 | b | 77.47 | a | 58.20 | t | 51.00 | 78.35 | c | ||
1968 | 54.52 | 61.76 | 61.29 | c | 65.40 | j | 83.77 | 91.00 | 87.00 | 82.68 | 83.07 | 76.24 | b | 59.97 | a | 51.03 | a | 72.03 | a | |||||||
1969 | 55.84 | 52.32 | 58.55 | b | 71.61 | b | 81.18 | c | 85.90 | 92.87 | a | 96.58 | 93.03 | 79.94 | 67.00 | 61.26 | 74.67 | |||||||||
1970 | 62.21 | b | 67.86 | 65.52 | d | 74.17 | 87.52 | b | 94.14 | b | 96.35 | 94.03 | 84.86 | a | 74.84 | 69.40 | 61.94 | 77.74 | ||||||||
1971 | 61.45 | 61.85 | a | 72.94 | 75.37 | 81.48 | 93.67 | 98.65 | 90.90 | 87.30 | 71.67 | a | 65.33 | 52.43 | c | 76.09 | ||||||||||
1972 | 61.90 | b | 68.97 | 79.39 | 78.80 | 85.70 | a | 92.33 | 99.55 | 92.00 | 89.67 | 73.63 | a | 61.44 | c | 55.87 | 78.27 | |||||||||
1973 | 56.26 | 59.11 | ----- | z | 70.10 | 85.16 | 92.33 | 96.87 | 95.71 | 91.53 | 85.39 | 75.00 | 65.90 | 79.40 | a | |||||||||||
1974 | 59.32 | 65.64 | 68.00 | 74.09 | g | 88.97 | 102.95 | j | 94.53 | a | 93.84 | 88.07 | 81.85 | d | 69.14 | a | 57.97 | 76.73 | b | |||||||
1975 | 60.03 | 61.75 | 65.35 | 70.13 | 81.45 | 93.73 | 94.19 | 96.71 | 88.87 | 82.58 | 70.50 | 61.52 | 77.24 | |||||||||||||
1976 | 61.68 | 67.10 | 63.67 | m | 73.50 | 85.32 | 95.70 | 92.39 | 95.13 | 86.40 | 76.29 | 67.67 | 60.97 | 78.38 | a | |||||||||||
1977 | 57.26 | 67.32 | 66.65 | 78.77 | 82.19 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.44 | g | |||||
1978 | ----- | z | 67.50 | v | 69.19 | 73.60 | 83.71 | 96.60 | 98.42 | ----- | z | 88.70 | 81.23 | 64.90 | 54.32 | 78.96 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 58.33 | 61.77 | 66.72 | 75.44 | 84.21 | 93.35 | 95.41 | 92.47 | 89.61 | 80.53 | 67.94 | 59.11 | 77.10 | |||||||||||||
S.D. | 3.49 | 4.57 | 4.79 | 4.10 | 2.99 | 3.06 | 2.40 | 3.33 | 3.31 | 4.46 | 4.24 | 3.99 | 1.48 | |||||||||||||
SKEW | 0.16 | -0.06 | 0.34 | 0.42 | -0.18 | -0.52 | -1.18 | -0.77 | -0.09 | -0.16 | -0.18 | -0.23 | -0.13 | |||||||||||||
MAX | 64.65 | 69.25 | 79.39 | 83.67 | 89.67 | 98.50 | 99.55 | 97.90 | 96.43 | 90.00 | 75.00 | 67.32 | 79.99 | |||||||||||||
MIN | 52.87 | 52.32 | 57.39 | 69.61 | 77.44 | 85.90 | 87.00 | 82.68 | 83.07 | 71.67 | 59.97 | 51.00 | 74.37 | |||||||||||||
YRS | 27 | 28 | 27 | 27 | 31 | 29 | 29 | 26 | 31 | 30 | 26 | 28 | 15 |