YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 25.97 | l | 22.15 | 22.15 | k | |
1957 | 20.18 | 29.67 | e | 33.39 | 39.05 | 45.10 | ----- | z | 70.82 | 60.45 | l | 53.05 | a | 44.00 | 36.29 | b | 34.65 | a | 40.62 | b | ||||||
1958 | 31.19 | 34.83 | a | 28.29 | 41.35 | 52.39 | ----- | z | ----- | z | 66.60 | 55.73 | 49.00 | 36.72 | 35.22 | a | 43.13 | b | ||||||||
1959 | 26.74 | 29.79 | 39.26 | 47.32 | 53.56 | 65.33 | 75.39 | ----- | z | 60.83 | 52.48 | 38.73 | 34.40 | a | 47.62 | a | ||||||||||
1960 | 23.38 | b | 26.86 | 40.48 | b | 47.33 | a | 57.08 | a | 71.74 | a | 76.71 | ----- | z | 65.78 | 47.77 | 39.75 | 27.31 | 47.65 | a | ||||||
1961 | 28.60 | 33.04 | a | 36.03 | a | 46.48 | 55.39 | 69.08 | 75.12 | b | 71.53 | 60.68 | b | 48.63 | a | 35.55 | 23.10 | 48.60 | ||||||||
1962 | 25.77 | a | 34.44 | a | 33.81 | 50.26 | a | 51.70 | a | 64.85 | 71.58 | 73.18 | 63.95 | 52.55 | 42.98 | a | 31.19 | 49.69 | ||||||||
1963 | 17.89 | 36.84 | 36.85 | a | 44.29 | a | 60.26 | 62.40 | 76.58 | 71.03 | 65.75 | 58.92 | 42.18 | 28.23 | a | 50.10 | ||||||||||
1964 | 26.12 | c | 28.29 | 30.85 | 48.47 | 56.50 | a | 64.17 | u | 80.83 | s | 68.95 | j | 63.86 | a | 57.10 | 35.39 | b | 30.79 | b | 41.93 | c | ||||
1965 | 31.89 | 33.62 | 37.07 | a | 45.74 | a | 54.05 | a | 59.80 | 68.47 | 71.68 | 61.43 | a | 51.89 | 43.27 | 30.43 | a | 49.11 | ||||||||
1966 | 27.88 | a | 27.27 | 39.35 | 51.05 | 63.26 | 61.79 | b | 69.02 | b | 72.34 | b | 61.47 | a | 54.24 | b | 47.52 | 32.62 | a | 50.65 | ||||||
1967 | 27.47 | a | 38.07 | 45.68 | a | 43.60 | a | 55.56 | 62.17 | a | 71.47 | p | 73.68 | 67.97 | 54.84 | 43.58 | 21.69 | 48.57 | a | |||||||
1968 | 19.98 | 39.19 | 41.44 | 47.72 | a | 59.17 | d | ----- | z | 77.52 | d | 74.91 | b | 65.74 | a | 55.90 | a | 34.57 | p | 20.53 | 50.21 | b | ||||
1969 | 31.71 | e | 36.36 | 38.35 | 51.43 | 62.90 | 69.26 | k | 76.94 | 72.97 | 68.18 | 46.28 | b | 39.23 | 32.52 | 50.62 | a | |||||||||
1970 | 31.68 | 38.34 | 40.65 | 45.79 | a | 58.23 | a | 65.93 | 74.92 | k | 71.85 | 60.60 | 47.42 | 42.03 | 31.32 | 48.53 | a | |||||||||
1971 | 27.23 | 35.50 | 39.29 | 49.17 | 53.60 | g | 69.98 | f | 76.05 | a | 71.93 | a | 59.76 | a | 47.82 | 36.52 | b | 24.37 | 46.76 | b | ||||||
1972 | 30.35 | 36.67 | 48.50 | 46.98 | 59.79 | 69.08 | 73.76 | f | 74.26 | b | 65.25 | l | 38.72 | v | ----- | z | ----- | z | 52.23 | e | ||||||
1973 | ----- | z | 31.24 | g | 36.29 | e | 42.43 | w | 66.58 | l | 62.56 | u | 73.35 | 68.79 | s | 61.16 | a | 51.13 | a | 40.85 | 34.19 | 49.50 | f | |||
1974 | 25.71 | b | 27.70 | 45.61 | 48.38 | 61.28 | a | 69.52 | 71.35 | 67.54 | e | 59.58 | r | 60.62 | w | 45.02 | h | 28.32 | a | 49.49 | c | |||||
1975 | ----- | z | ----- | z | ----- | z | 41.39 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.69 | 33.32 | 38.40 | 46.73 | 56.64 | 65.61 | 73.76 | 71.81 | 62.25 | 51.25 | 40.04 | 29.06 | 49.63 | |||||||||||||
S.D. | 4.29 | 4.22 | 5.13 | 3.28 | 4.70 | 3.85 | 3.17 | 2.39 | 4.11 | 4.23 | 3.57 | 4.85 | 0.80 | |||||||||||||
SKEW | -0.62 | -0.28 | 0.06 | -0.73 | -0.70 | 0.09 | -0.42 | -1.04 | -0.54 | 0.14 | 0.35 | -0.46 | -0.03 | |||||||||||||
MAX | 31.89 | 39.19 | 48.50 | 51.43 | 63.26 | 71.74 | 77.52 | 74.91 | 68.18 | 58.92 | 47.52 | 35.22 | 50.65 | |||||||||||||
MIN | 17.89 | 26.86 | 28.29 | 39.05 | 45.10 | 59.80 | 68.47 | 66.60 | 53.05 | 44.00 | 35.39 | 20.53 | 48.60 | |||||||||||||
YRS | 17 | 17 | 18 | 17 | 16 | 11 | 13 | 13 | 16 | 16 | 15 | 18 | 5 |