YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 23.62 | c | 23.62 | k |
1955 | 18.64 | b | 17.45 | 20.81 | 28.15 | 41.47 | 53.75 | 59.69 | 67.50 | 53.55 | a | 43.32 | 23.58 | 23.50 | d | 37.62 | ||||||||||
1956 | 21.85 | 17.81 | 26.74 | 37.20 | 46.45 | a | 51.50 | 64.56 | 61.15 | a | 56.28 | e | 38.03 | 31.59 | b | ----- | z | 41.20 | a | |||||||
1957 | 14.53 | a | 26.98 | 27.16 | 33.82 | 44.00 | 53.26 | a | 63.65 | a | 62.40 | 57.02 | 38.00 | 26.47 | 25.64 | c | 39.41 | |||||||||
1958 | 24.50 | d | 27.71 | b | 24.22 | a | 30.98 | 52.52 | 53.02 | 61.80 | a | 66.11 | 51.48 | 47.23 | a | 29.79 | a | 29.97 | 41.61 | |||||||
1959 | 22.90 | 22.09 | 25.66 | 37.97 | 38.98 | 57.15 | 67.10 | a | 61.05 | 46.41 | a | 41.76 | 33.00 | 28.12 | a | 40.18 | ||||||||||
1960 | 17.81 | 18.12 | a | 30.61 | 35.47 | 41.34 | 57.40 | 70.60 | 58.72 | a | 57.72 | a | 42.16 | 28.50 | 27.18 | 40.47 | ||||||||||
1961 | 24.62 | r | 25.91 | a | 27.53 | 33.32 | 44.55 | 61.83 | 67.02 | b | 68.03 | 45.63 | 39.58 | 27.43 | 19.66 | 41.86 | a | |||||||||
1962 | 19.37 | a | 21.63 | b | 23.56 | 39.45 | 40.72 | b | 53.67 | 61.13 | 60.40 | a | 55.88 | a | 44.69 | 32.03 | 29.73 | a | 40.19 | |||||||
1963 | 17.56 | 31.82 | 26.52 | b | 29.30 | e | 46.77 | c | 47.02 | d | 60.63 | 65.08 | 58.15 | 46.48 | 30.58 | 26.66 | 40.55 | |||||||||
1964 | 19.47 | 21.28 | ----- | z | 32.33 | 42.47 | 49.00 | 64.27 | 59.10 | 51.03 | 46.69 | 29.06 | d | 18.61 | h | 41.47 | b | |||||||||
1965 | 25.50 | c | 24.59 | a | 24.35 | a | 35.88 | ----- | z | 51.80 | b | 62.75 | c | 58.45 | a | ----- | z | 50.60 | a | 35.13 | c | 25.66 | b | 39.47 | b | |
1966 | 21.73 | e | 20.48 | b | 30.13 | d | ----- | z | 51.16 | 52.73 | 65.10 | 63.45 | 58.77 | 42.60 | b | 33.93 | a | 24.30 | f | 44.01 | b | |||||
1967 | 21.80 | f | 25.59 | a | ----- | z | 27.33 | d | 46.18 | c | 53.67 | d | 66.81 | 69.89 | 60.14 | b | 41.18 | a | ----- | z | 20.55 | c | 45.70 | c | ||
1968 | 23.48 | f | 35.39 | k | 32.50 | a | 31.73 | 42.56 | ----- | z | 66.92 | a | ----- | z | 51.92 | 40.80 | c | 27.53 | a | 19.88 | k | 42.00 | e | |||
1969 | 15.03 | m | 19.04 | a | 23.96 | g | 36.17 | 49.53 | 53.47 | 64.24 | 66.17 | a | 57.02 | 34.81 | g | 36.10 | i | 27.73 | 46.67 | d | ||||||
1970 | 21.81 | 30.13 | b | 24.06 | 26.60 | 43.92 | 55.98 | 64.71 | c | 67.66 | 48.12 | b | 40.81 | d | 29.66 | b | ----- | z | 41.23 | a | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 20.47 | 23.38 | 26.45 | 33.05 | 44.84 | 53.68 | 64.44 | 63.68 | 53.94 | 42.93 | 29.88 | 25.67 | 40.00 | |||||||||||||
S.D. | 3.15 | 4.56 | 3.23 | 4.01 | 3.93 | 3.52 | 2.86 | 3.79 | 4.63 | 3.60 | 3.13 | 3.30 | 1.24 | |||||||||||||
SKEW | -0.15 | 0.33 | 0.27 | -0.13 | 0.54 | 0.39 | 0.23 | 0.06 | -0.51 | 0.53 | -0.16 | -0.52 | -0.89 | |||||||||||||
MAX | 25.50 | 31.82 | 32.50 | 39.45 | 52.52 | 61.83 | 70.60 | 69.89 | 60.14 | 50.60 | 35.13 | 29.97 | 41.61 | |||||||||||||
MIN | 14.53 | 17.45 | 20.81 | 26.60 | 38.98 | 47.02 | 59.69 | 58.45 | 45.63 | 38.00 | 23.58 | 19.66 | 37.62 | |||||||||||||
YRS | 12 | 15 | 13 | 15 | 15 | 15 | 16 | 15 | 15 | 15 | 14 | 12 | 7 |