YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.63 | k | 36.81 | 32.30 | 26.23 | 31.78 | i | |||
1952 | 22.47 | n | 25.29 | l | 28.87 | ----- | z | ----- | z | 43.20 | o | 47.10 | 45.70 | a | 44.00 | 39.43 | j | 25.57 | 30.40 | a | 36.94 | f | ||||
1953 | 34.52 | 30.46 | 30.48 | 33.77 | 38.26 | 41.34 | a | 46.32 | 49.87 | a | 44.47 | 34.29 | 38.80 | 31.39 | 37.83 | |||||||||||
1954 | 29.55 | 29.77 | b | 28.55 | 34.43 | 39.23 | 42.03 | 45.19 | d | 43.68 | 37.76 | a | 31.77 | 31.53 | 24.42 | 34.83 | ||||||||||
1955 | 22.83 | a | 25.71 | 28.97 | a | 32.41 | a | 36.10 | a | 41.63 | 46.68 | 44.81 | 40.90 | a | 39.90 | 33.37 | 32.87 | 35.52 | ||||||||
1956 | 32.27 | a | 26.93 | 28.32 | 35.90 | 42.35 | 43.07 | 49.27 | a | 46.26 | 41.30 | 37.16 | 29.77 | 29.35 | 36.83 | |||||||||||
1957 | 22.94 | 30.07 | a | 36.10 | a | 35.17 | 42.90 | 45.70 | 46.03 | a | 42.87 | 45.47 | 38.37 | a | 29.20 | 29.93 | a | 37.06 | ||||||||
1958 | 31.39 | 37.54 | 29.48 | 35.03 | 43.23 | 48.60 | 52.06 | 52.19 | 42.93 | 36.52 | 36.07 | 34.84 | 39.99 | |||||||||||||
1959 | 32.58 | 29.71 | 31.38 | b | 34.57 | 36.87 | 45.17 | 48.48 | 44.39 | 43.03 | 38.29 | 29.33 | 26.77 | 36.72 | ||||||||||||
1960 | 27.94 | 29.48 | 33.84 | 35.34 | a | 38.68 | l | ----- | z | 46.38 | g | 42.21 | g | 39.87 | 35.06 | 30.17 | 27.67 | a | 32.42 | d | ||||||
1961 | 29.19 | 35.61 | 33.35 | 33.43 | 38.74 | 45.77 | 44.27 | p | 49.06 | 38.20 | 36.74 | 29.20 | 28.52 | 36.17 | a | |||||||||||
1962 | 24.48 | 29.79 | 30.45 | 34.97 | 38.06 | 40.03 | 44.03 | 46.65 | 42.90 | 38.35 | 35.40 | 30.52 | 36.30 | |||||||||||||
1963 | 21.16 | 35.89 | 31.52 | 34.60 | 42.16 | 44.00 | 45.84 | ----- | z | ----- | z | ----- | z | 33.81 | n | ----- | z | 36.45 | e | |||||||
1964 | 29.16 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | 29.89 | c | 37.60 | 37.00 | a | 42.00 | a | 47.81 | 49.37 | a | 38.40 | 39.29 | 38.03 | 28.00 | 38.74 | b | ||||||
1966 | 27.52 | 28.29 | 32.03 | 34.00 | 39.10 | 43.43 | 46.39 | 47.00 | 45.14 | b | 36.55 | 36.43 | 33.26 | 37.43 | ||||||||||||
1967 | 31.55 | 28.79 | 31.52 | b | 32.31 | a | 37.42 | 44.50 | 48.16 | 49.03 | 44.86 | b | 37.23 | 34.21 | a | 26.40 | a | 37.16 | ||||||||
1968 | 28.83 | a | 33.55 | 33.10 | 31.70 | 37.87 | a | 42.60 | 49.19 | 48.65 | 42.46 | d | 35.97 | b | 36.29 | b | 30.29 | 37.54 | ||||||||
1969 | 27.94 | 28.89 | a | 29.54 | c | 34.44 | c | 41.79 | b | 50.10 | 47.23 | 44.50 | k | 44.70 | c | 36.45 | 30.50 | b | 32.35 | 36.72 | a | |||||
1970 | 34.39 | 32.21 | 33.23 | 30.87 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 33.28 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.69 | 30.79 | 31.15 | 34.36 | 39.41 | 44.00 | 47.32 | 47.11 | 42.27 | 36.80 | 32.72 | 29.60 | 37.02 | |||||||||||||
S.D. | 4.12 | 3.31 | 2.15 | 1.46 | 2.42 | 2.74 | 1.96 | 2.69 | 2.59 | 1.98 | 3.72 | 2.83 | 1.33 | |||||||||||||
SKEW | -0.36 | 0.66 | 0.58 | 0.10 | 0.40 | 0.80 | 0.70 | 0.12 | -0.52 | -0.81 | -0.02 | 0.03 | 0.56 | |||||||||||||
MAX | 34.52 | 37.54 | 36.10 | 37.60 | 43.23 | 50.10 | 52.06 | 52.19 | 45.47 | 39.90 | 38.80 | 34.84 | 39.99 | |||||||||||||
MIN | 21.16 | 25.71 | 28.32 | 31.70 | 36.10 | 40.03 | 44.03 | 42.87 | 37.76 | 31.77 | 25.57 | 24.42 | 34.83 | |||||||||||||
YRS | 16 | 16 | 18 | 16 | 15 | 15 | 15 | 14 | 16 | 16 | 17 | 17 | 11 |