YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | ----- | z | ----- | z | ----- | z | 37.35 | g | 40.39 | 46.63 | 53.74 | 54.42 | 46.34 | a | 45.50 | a | 30.23 | 28.29 | 43.19 | d | ||||||
1956 | 27.48 | 18.71 | a | 28.32 | c | 31.76 | a | 42.03 | 57.60 | 55.13 | 50.68 | 48.80 | 38.00 | 24.86 | b | 22.67 | a | 37.17 | ||||||||
1957 | 26.45 | 33.11 | 30.26 | 34.37 | 36.93 | a | 50.37 | 56.23 | 53.77 | 46.07 | 39.13 | 27.66 | a | 27.52 | 38.49 | |||||||||||
1958 | 23.42 | 27.64 | 25.32 | 32.97 | 44.65 | 51.50 | 55.71 | 54.32 | 49.93 | 41.19 | 29.93 | 26.68 | 38.61 | |||||||||||||
1959 | 25.19 | 24.18 | 27.23 | 37.97 | 38.52 | 53.10 | 54.71 | 54.94 | 48.52 | a | 38.61 | 29.90 | 27.29 | 38.35 | ||||||||||||
1960 | 18.20 | a | 22.07 | a | 30.55 | 34.60 | 37.10 | 53.57 | 54.58 | 56.65 | 50.10 | 35.35 | 27.63 | 19.10 | 36.62 | |||||||||||
1961 | 23.13 | 24.41 | a | 28.81 | 33.83 | 35.68 | 46.93 | 56.32 | 52.41 | b | 46.47 | 33.48 | 28.13 | 21.45 | 35.92 | |||||||||||
1962 | 21.79 | b | 25.07 | 23.48 | ----- | z | 35.58 | 51.17 | a | 54.35 | 53.03 | 51.27 | 41.61 | 31.40 | 26.61 | 37.76 | a | |||||||||
1963 | 19.77 | 25.50 | 28.10 | 32.10 | 35.00 | 49.20 | 57.55 | 53.29 | 50.63 | 40.13 | 24.40 | 20.42 | 36.34 | |||||||||||||
1964 | 13.97 | 13.59 | 21.55 | 27.83 | 33.52 | 48.30 | 54.39 | 51.90 | b | 47.10 | 37.03 | 28.73 | 31.06 | 34.08 | ||||||||||||
1965 | 29.68 | 25.38 | b | 30.70 | a | 35.90 | 35.06 | 38.77 | 53.45 | 54.03 | 41.07 | 34.45 | 32.03 | 23.97 | 36.21 | |||||||||||
1966 | 17.63 | a | 21.82 | 25.97 | 38.53 | 40.10 | 41.00 | 54.06 | 52.87 | a | 46.77 | 38.00 | 31.37 | 20.32 | 35.70 | |||||||||||
1967 | 19.39 | 25.54 | 30.32 | 30.67 | 36.45 | 47.10 | 56.45 | 49.35 | 45.57 | 35.29 | 33.30 | ----- | z | 37.22 | a | |||||||||||
1968 | 21.71 | 32.79 | 29.90 | 32.30 | 46.48 | 52.73 | 49.19 | 51.90 | 43.10 | 36.16 | 33.52 | a | 21.80 | a | 37.63 | |||||||||||
1969 | 31.89 | d | 25.50 | 26.16 | 35.83 | 42.03 | 52.93 | a | 61.42 | 59.26 | 62.37 | 40.74 | 37.29 | b | 32.10 | 42.29 | ||||||||||
1970 | 25.84 | 39.04 | 32.45 | 29.72 | a | 50.94 | 61.04 | b | 69.90 | 53.94 | 49.96 | b | 40.23 | 35.50 | b | 30.28 | b | 43.24 | ||||||||
1971 | 27.13 | a | 30.27 | b | 31.67 | a | 32.33 | 34.52 | 51.90 | 63.03 | 55.58 | 45.73 | 37.57 | c | 35.93 | 27.03 | 39.39 | |||||||||
1972 | 29.65 | 30.79 | 37.26 | 35.87 | 40.74 | 52.77 | 57.74 | 56.48 | b | 51.43 | 45.87 | 27.87 | 28.61 | 41.26 | ||||||||||||
1973 | 26.69 | b | 29.54 | 28.55 | 38.30 | 46.74 | d | 59.61 | b | 56.87 | 52.83 | a | 49.90 | ----- | z | 32.47 | 28.39 | 40.90 | a | |||||||
1974 | 27.66 | b | 28.14 | 34.48 | 36.53 | 47.29 | 58.17 | 60.28 | b | 50.84 | 48.90 | 43.87 | 32.27 | 26.39 | c | 41.23 | ||||||||||
1975 | 25.90 | 27.14 | 27.97 | ----- | z | 34.35 | 44.80 | 57.17 | a | 57.35 | ----- | z | ----- | z | ----- | z | ----- | z | 39.24 | e | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 24.13 | 26.51 | 28.95 | 33.97 | 39.72 | 50.91 | 56.78 | 53.80 | 48.50 | 39.06 | 30.72 | 25.79 | 38.28 | |||||||||||||
S.D. | 4.63 | 5.48 | 3.62 | 3.02 | 5.07 | 5.66 | 4.23 | 2.38 | 4.25 | 3.53 | 3.47 | 3.86 | 2.61 | |||||||||||||
SKEW | -0.43 | -0.06 | 0.17 | -0.20 | 0.67 | -0.22 | 1.41 | 0.36 | 1.47 | 0.40 | 0.03 | -0.24 | 0.44 | |||||||||||||
MAX | 31.89 | 39.04 | 37.26 | 38.53 | 50.94 | 61.04 | 69.90 | 59.26 | 62.37 | 45.87 | 37.29 | 32.10 | 43.24 | |||||||||||||
MIN | 13.97 | 13.59 | 21.55 | 27.83 | 33.52 | 38.77 | 49.19 | 49.35 | 41.07 | 33.48 | 24.40 | 19.10 | 34.08 | |||||||||||||
YRS | 20 | 20 | 20 | 18 | 21 | 21 | 21 | 21 | 20 | 19 | 20 | 19 | 16 |