YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | 54.76 | 67.81 | a | 73.77 | a | 79.83 | 83.29 | 80.63 | 78.34 | b | 67.39 | ----- | z | ----- | z | 73.23 | d | |||||
1944 | 46.84 | 48.17 | 52.27 | 59.10 | 68.98 | 75.80 | 82.87 | 82.87 | 76.67 | a | 69.69 | 52.30 | 48.45 | a | 63.67 | |||||||||||
1945 | 44.55 | b | 49.74 | a | 49.25 | a | 57.04 | e | 68.42 | a | 72.48 | 78.89 | ----- | z | 75.55 | a | ----- | z | ----- | z | 46.27 | a | 60.24 | c | ||
1946 | 43.02 | 46.41 | 54.03 | 67.93 | ----- | z | 83.70 | 80.96 | e | 78.08 | ----- | z | ----- | z | ----- | z | ----- | z | 64.88 | 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 | 68.36 | e | 71.57 | b | 78.58 | 81.63 | h | ----- | z | 77.78 | 60.21 | 57.00 | a | ----- | z | 68.92 | f | |||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 74.88 | 75.02 | 60.52 | 54.92 | 66.33 | h | ||||
1951 | 46.71 | 49.09 | 52.32 | 57.06 | d | 69.40 | 76.31 | a | 82.53 | 77.68 | a | 77.83 | 66.38 | a | 52.12 | ----- | z | 64.31 | a | |||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | 69.92 | a | 76.88 | j | 80.84 | o | 79.00 | 76.83 | 69.02 | 48.93 | 42.71 | 64.40 | f | |||||
1953 | 47.53 | 45.07 | 53.50 | 59.50 | 62.89 | 78.97 | a | 80.19 | 79.13 | 76.60 | 64.60 | a | 55.57 | 42.16 | 62.14 | |||||||||||
1954 | 46.61 | 53.18 | 51.39 | 64.22 | 69.52 | 76.73 | 81.84 | 76.40 | 75.90 | 67.65 | 57.57 | 48.73 | a | 64.14 | ||||||||||||
1955 | 41.56 | 43.82 | 53.19 | 58.58 | 66.73 | 77.18 | 79.56 | 77.27 | 75.83 | 69.87 | 54.00 | 50.55 | 62.35 | |||||||||||||
1956 | 51.98 | c | 42.52 | 55.10 | 58.45 | 69.18 | 81.37 | 79.98 | 78.44 | 80.15 | 64.90 | 50.85 | 46.47 | 63.28 | ||||||||||||
1957 | 46.81 | 54.98 | a | 53.03 | 58.52 | 62.67 | d | 79.86 | a | 81.55 | 77.77 | 74.73 | 60.90 | a | 47.87 | 48.66 | 62.28 | |||||||||
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | 49.18 | 46.46 | 54.29 | 64.30 | 67.71 | 80.92 | 82.31 | 76.10 | k | 74.03 | 64.48 | 51.05 | k | 45.97 | b | 62.96 | b | |||||||||
1960 | 40.00 | 42.03 | 56.29 | 62.73 | 69.44 | 82.50 | 83.96 | e | 80.91 | i | 78.12 | d | 64.17 | d | 54.15 | g | 45.22 | h | 64.36 | c | ||||||
1961 | 47.84 | b | 49.00 | e | 52.84 | i | 61.22 | a | 68.02 | e | 80.58 | 81.29 | 77.65 | 71.25 | 65.32 | c | 48.52 | j | 46.23 | c | 64.84 | b | ||||
1962 | 43.55 | b | 50.05 | 48.06 | 64.97 | a | 65.73 | 75.87 | 80.58 | a | 82.78 | b | 75.98 | 64.43 | a | 56.92 | d | 48.06 | 63.08 | |||||||
1963 | 41.90 | b | 52.48 | 51.77 | 57.64 | a | 71.35 | a | 74.26 | a | 83.58 | a | 76.39 | 75.28 | a | 67.87 | 53.52 | 47.00 | 62.75 | |||||||
1964 | 41.71 | 42.32 | a | 46.97 | 56.93 | 66.62 | a | 76.03 | a | 81.70 | a | 76.18 | c | 70.12 | 66.30 | a | 48.87 | c | 45.65 | a | 59.95 | |||||
1965 | 45.95 | 44.24 | a | 48.19 | b | 56.12 | e | 62.89 | d | 70.30 | c | 79.40 | b | 79.26 | d | 70.84 | a | 65.87 | 56.22 | a | 44.53 | a | 60.32 | |||
1966 | 39.05 | a | 38.36 | 50.73 | 56.92 | f | 69.32 | 78.77 | 82.03 | 79.69 | 73.90 | 64.16 | 55.67 | 46.12 | a | 61.62 | a | |||||||||
1967 | 49.33 | v | 48.86 | 54.20 | a | 54.41 | g | 63.55 | c | 72.38 | a | 80.60 | a | 75.63 | a | 71.27 | b | 62.72 | a | 47.05 | t | 39.76 | 63.22 | c | ||
1968 | 42.39 | 49.53 | 48.59 | c | 52.60 | j | 63.77 | 75.57 | a | 74.69 | 69.50 | 64.05 | 60.86 | b | 47.90 | a | 38.62 | b | 57.77 | a | ||||||
1969 | 44.92 | 40.38 | 45.00 | b | 55.23 | b | 64.73 | c | 70.85 | 78.71 | b | 83.10 | 77.60 | 63.76 | 53.92 | 48.27 | a | 60.54 | ||||||||
1970 | 45.95 | b | 51.95 | 50.52 | d | 55.87 | 70.05 | b | 71.84 | b | 76.65 | 74.10 | 65.78 | a | 54.61 | 53.35 | 46.05 | 59.72 | ||||||||
1971 | 46.98 | 47.54 | a | 55.44 | 58.98 | 65.23 | 77.93 | 84.65 | 78.52 | 73.87 | 59.52 | a | 51.38 | 41.54 | c | 61.80 | ||||||||||
1972 | 46.34 | b | 51.90 | 62.21 | 61.48 | 68.38 | a | 77.48 | 84.71 | 79.34 | 75.22 | a | 61.83 | a | 48.65 | d | 43.90 | a | 63.46 | |||||||
1973 | 43.47 | 47.54 | ----- | z | 55.84 | a | 69.81 | 77.48 | 81.33 | a | 81.39 | 76.22 | 67.40 | 58.21 | a | 49.65 | 64.39 | a | ||||||||
1974 | 46.11 | 48.48 | a | 53.50 | 60.07 | g | 72.70 | a | 87.55 | j | 81.33 | a | 79.48 | 74.92 | 67.52 | d | 54.48 | b | 43.10 | 62.16 | b | |||||
1975 | 45.39 | 46.46 | 51.47 | 55.54 | b | 66.42 | 78.08 | 81.06 | 82.03 | 75.58 | 66.55 | 54.85 | 48.55 | 62.67 | ||||||||||||
1976 | 47.77 | 53.84 | 50.28 | m | 58.62 | 69.90 | 79.10 | 79.77 | 80.39 | 72.71 | b | 61.47 | 53.37 | 46.63 | 63.96 | a | ||||||||||
1977 | 45.61 | 51.27 | 51.66 | 62.43 | 66.12 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.74 | h | ||||
1978 | ----- | z | 52.92 | v | 56.82 | 58.03 | 67.35 | 81.37 | 85.50 | ----- | z | 75.52 | 68.34 | 52.73 | 44.27 | 65.55 | c | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.18 | 47.70 | 52.39 | 60.09 | 67.87 | 77.31 | 81.23 | 78.57 | 74.62 | 65.09 | 53.47 | 46.03 | 62.14 | |||||||||||||
S.D. | 2.89 | 4.21 | 3.51 | 3.97 | 2.95 | 3.46 | 2.34 | 2.95 | 3.47 | 3.89 | 3.39 | 3.45 | 1.40 | |||||||||||||
SKEW | -0.13 | -0.35 | 0.32 | 0.78 | -0.19 | -0.34 | -0.59 | -0.90 | -1.38 | -0.20 | -0.03 | 0.05 | -0.49 | |||||||||||||
MAX | 51.98 | 54.98 | 62.21 | 68.36 | 73.77 | 83.70 | 85.50 | 83.10 | 80.15 | 75.02 | 60.52 | 54.92 | 64.14 | |||||||||||||
MIN | 39.05 | 38.36 | 45.00 | 55.23 | 62.67 | 70.30 | 74.69 | 69.50 | 64.05 | 54.61 | 47.87 | 38.62 | 59.72 | |||||||||||||
YRS | 27 | 28 | 27 | 27 | 30 | 29 | 29 | 26 | 31 | 30 | 25 | 27 | 15 |