YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | ----- | z | ----- | z | ----- | z | 52.16 | h | 56.03 | b | 64.43 | a | 67.44 | 66.77 | 63.60 | a | 59.33 | a | 44.02 | 40.10 | 57.72 | d | ||||
1956 | 39.32 | 32.36 | a | 45.61 | c | 48.05 | a | 60.52 | 72.85 | 69.52 | 66.82 | 66.50 | 53.19 | 39.41 | b | 35.47 | a | 52.47 | ||||||||
1957 | 36.32 | 45.20 | 41.76 | 48.42 | 52.20 | a | 66.95 | 70.10 | 65.48 | 62.03 | 50.32 | 38.57 | a | 39.79 | 51.43 | |||||||||||
1958 | 35.10 | 39.07 | 36.23 | 47.52 | a | 60.66 | 68.00 | 70.35 | 68.24 | 61.72 | 52.32 | 42.72 | 40.85 | 51.90 | ||||||||||||
1959 | 38.68 | 37.46 | 42.76 | 52.82 | 56.39 | 69.27 | 69.58 | 66.27 | 61.95 | a | 54.44 | 40.35 | 36.78 | a | 52.23 | |||||||||||
1960 | 30.12 | a | 33.09 | a | 44.74 | 49.88 | a | 53.98 | 69.13 | 69.23 | 70.74 | 64.73 | 50.68 | 42.22 | 32.95 | 50.96 | ||||||||||
1961 | 35.92 | 39.93 | a | 42.58 | 49.67 | 53.77 | 66.18 | 72.23 | 67.62 | b | 61.27 | 49.47 | 39.12 | 33.69 | 50.95 | |||||||||||
1962 | 34.89 | c | 36.91 | 36.18 | ----- | z | 54.00 | 65.59 | a | 66.98 | 68.56 | 65.15 | 55.83 | a | 44.95 | 37.06 | 51.46 | a | ||||||||
1963 | 32.52 | 40.62 | 42.39 | 46.62 | 55.52 | 65.88 | a | 72.73 | 65.65 | 64.00 | 56.45 | 40.20 | 33.13 | 51.31 | ||||||||||||
1964 | 28.03 | 30.59 | 34.40 | 40.98 | 49.77 | 66.25 | 70.13 | 65.33 | b | 62.00 | 55.45 | 40.13 | 40.60 | 48.64 | ||||||||||||
1965 | 39.77 | 36.26 | c | 39.28 | a | 55.09 | b | 56.15 | 58.88 | 70.85 | 70.82 | 61.87 | 51.84 | 47.50 | 33.39 | c | 51.81 | |||||||||
1966 | 27.88 | a | 33.04 | 39.79 | 55.02 | 60.37 | 60.15 | 70.97 | 70.17 | a | 63.32 | 53.42 | 47.08 | 28.90 | 50.84 | |||||||||||
1967 | 32.35 | a | 41.05 | 46.26 | 46.75 | 55.19 | 64.12 | 71.34 | 62.94 | 62.37 | 51.27 | 42.52 | ----- | z | 52.38 | a | ||||||||||
1968 | 32.32 | 41.97 | 44.60 | 44.09 | b | 64.32 | a | 68.55 | 64.47 | 66.40 | 60.05 | 50.42 | 43.48 | a | 29.34 | b | 50.83 | |||||||||
1969 | 37.57 | d | 35.71 | 36.35 | 48.77 | 56.66 | 70.28 | a | 74.18 | 71.52 | 73.22 | 57.92 | 46.89 | b | 38.79 | 53.99 | ||||||||||
1970 | 34.65 | 49.25 | 43.11 | 42.03 | a | 64.58 | 72.41 | b | 77.55 | 69.56 | 61.98 | b | 51.82 | 45.18 | b | 38.43 | b | 54.21 | ||||||||
1971 | 38.18 | a | 39.13 | b | 42.88 | a | 44.37 | d | 48.95 | 64.22 | 75.37 | 70.53 | 60.87 | 46.86 | c | 45.17 | 33.44 | 50.83 | ||||||||
1972 | 39.50 | 41.71 | 51.65 | 50.23 | 57.15 | 64.59 | a | 69.97 | 69.79 | b | 64.92 | 59.74 | 39.48 | 36.50 | 53.77 | |||||||||||
1973 | 33.03 | b | 37.55 | 35.50 | a | 47.20 | 54.31 | e | 70.80 | b | 66.37 | 64.47 | a | 61.67 | ----- | z | 45.03 | 40.02 | 50.54 | a | ||||||
1974 | 35.82 | c | 39.54 | 45.03 | 47.72 | 59.61 | 72.07 | 69.12 | c | 64.61 | 61.47 | 53.71 | 41.52 | 34.62 | c | 52.07 | ||||||||||
1975 | 34.68 | 36.04 | 36.81 | b | ----- | z | ----- | z | 60.83 | 64.85 | a | 68.06 | ----- | z | ----- | z | ----- | z | ----- | z | 50.21 | f | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 34.83 | 38.32 | 41.40 | 48.07 | 56.51 | 66.73 | 70.16 | 67.64 | 63.23 | 53.39 | 42.78 | 35.99 | 51.76 | |||||||||||||
S.D. | 3.57 | 4.47 | 4.48 | 3.85 | 4.19 | 3.94 | 3.21 | 2.44 | 2.87 | 3.42 | 2.86 | 3.66 | 1.41 | |||||||||||||
SKEW | -0.44 | 0.45 | 0.20 | 0.12 | 0.25 | -0.27 | 0.30 | -0.07 | 2.22 | 0.25 | 0.13 | -0.36 | 0.00 | |||||||||||||
MAX | 39.77 | 49.25 | 51.65 | 55.09 | 64.58 | 72.85 | 77.55 | 71.52 | 73.22 | 59.74 | 47.50 | 40.85 | 54.21 | |||||||||||||
MIN | 27.88 | 30.59 | 34.40 | 40.98 | 48.95 | 58.88 | 64.47 | 62.94 | 60.05 | 46.86 | 38.57 | 28.90 | 48.64 | |||||||||||||
YRS | 20 | 20 | 20 | 18 | 20 | 21 | 21 | 21 | 20 | 19 | 20 | 19 | 16 |