YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1954 | ----- | z | 36.50 | t | 33.52 | 36.57 | 43.10 | 42.93 | 47.32 | 51.45 | 45.23 | 40.52 | 43.21 | a | 35.71 | 41.96 | b | |||||||||
1955 | 33.81 | 32.11 | 30.94 | 35.66 | a | 40.35 | 48.30 | 50.68 | 50.90 | 49.00 | 44.10 | 32.83 | 33.10 | a | 40.15 | |||||||||||
1956 | 33.71 | 29.86 | 34.00 | 39.27 | 46.52 | 47.93 | a | 52.81 | 52.65 | 49.27 | 42.94 | 36.37 | 34.67 | a | 41.66 | |||||||||||
1957 | 26.90 | 32.18 | 36.57 | a | 41.07 | 48.35 | 50.47 | 51.03 | 51.81 | 52.77 | 44.26 | 36.83 | 36.65 | 42.41 | ||||||||||||
1958 | 38.81 | 40.75 | 35.71 | 39.57 | 48.87 | 54.14 | b | 56.77 | 54.48 | 50.67 | 46.10 | 37.83 | 40.81 | 45.38 | ||||||||||||
1959 | 35.16 | 35.29 | 36.19 | 39.90 | 43.19 | 50.17 | 53.19 | 50.71 | 49.90 | 44.65 | 36.73 | 34.71 | 42.48 | |||||||||||||
1960 | 33.87 | 34.21 | 35.58 | 40.45 | a | 43.65 | 48.27 | 51.77 | 52.16 | 49.00 | 45.16 | 37.23 | 34.35 | 42.14 | ||||||||||||
1961 | 38.00 | 38.25 | 38.19 | 39.60 | 44.52 | 50.50 | 53.71 | 54.81 | 47.30 | 42.40 | a | 35.03 | 33.77 | 43.01 | ||||||||||||
1962 | 32.48 | 35.71 | 34.45 | 41.07 | 42.65 | 46.53 | 50.77 | 52.26 | 50.63 | 45.16 | 39.93 | 37.00 | 42.39 | |||||||||||||
1963 | 28.48 | 40.50 | 35.13 | a | 39.07 | 43.39 | ----- | z | 51.68 | 53.68 | 53.40 | 46.58 | 39.10 | 36.48 | 42.50 | a | ||||||||||
1964 | 34.94 | 32.97 | ----- | z | 36.47 | 41.13 | 48.33 | 52.26 | 52.13 | 47.67 | 44.94 | 34.86 | a | 30.71 | 41.49 | a | ||||||||||
1965 | 33.71 | 35.54 | 35.00 | 40.00 | 41.10 | 47.63 | 51.55 | 54.84 | 45.10 | 47.39 | 42.23 | 33.77 | 42.32 | |||||||||||||
1966 | 34.45 | 35.57 | 36.10 | 39.37 | 42.48 | 48.83 | 52.13 | 52.74 | 51.77 | 43.94 | 39.33 | 39.00 | 42.98 | |||||||||||||
1967 | 36.42 | 35.21 | 34.42 | 35.40 | 44.32 | 51.87 | 52.74 | 54.53 | a | 51.83 | 45.39 | 39.33 | 34.55 | 43.00 | ||||||||||||
1968 | 33.48 | 37.59 | 39.13 | 37.57 | 44.19 | 49.17 | 53.94 | 52.74 | 50.03 | 43.03 | 39.33 | 30.74 | 42.58 | |||||||||||||
1969 | 27.61 | 32.96 | 35.65 | 40.27 | 46.29 | 54.37 | 51.84 | 51.00 | 51.03 | 42.94 | 39.14 | a | 37.65 | 42.56 | ||||||||||||
1970 | 34.97 | 36.64 | 36.71 | 36.67 | 44.10 | 51.00 | 51.77 | 51.45 | 47.10 | 40.45 | 37.17 | 32.45 | 41.71 | |||||||||||||
1971 | 32.26 | 35.29 | 33.48 | 37.80 | 43.71 | 43.13 | 53.84 | 54.74 | 47.60 | 39.87 | 36.27 | 32.19 | 40.85 | |||||||||||||
1972 | 29.52 | 34.54 | a | 38.39 | 36.00 | 45.94 | 49.40 | 53.23 | 54.00 | 46.73 | 41.13 | 38.40 | 31.35 | 41.55 | ||||||||||||
1973 | 32.71 | 34.75 | 36.84 | 38.33 | 45.20 | a | 49.00 | 52.74 | 49.40 | a | 50.10 | a | 44.00 | 35.55 | a | 37.23 | 42.15 | |||||||||
1974 | 30.94 | 35.04 | 37.06 | 40.23 | 42.32 | 48.83 | 52.42 | 53.58 | 52.10 | 43.32 | 40.21 | a | 39.14 | x | 43.28 | a | ||||||||||
1975 | 33.24 | b | 34.36 | 34.48 | 35.93 | 43.77 | 47.93 | 53.45 | 50.81 | 50.10 | 43.90 | 36.90 | 34.73 | a | 41.63 | |||||||||||
1976 | 35.13 | 32.76 | 32.94 | 38.00 | 43.50 | a | 46.10 | 51.19 | 52.26 | 50.87 | 42.97 | 37.23 | 35.48 | 41.54 | ||||||||||||
1977 | 29.94 | 38.18 | 34.87 | 40.13 | 42.90 | 48.87 | 50.29 | 55.16 | 48.03 | 41.87 | 34.67 | 34.39 | 41.61 | |||||||||||||
1978 | 35.68 | 37.32 | 38.48 | 38.93 | 42.16 | 50.40 | 52.32 | 51.74 | 47.80 | 42.16 | 31.60 | 27.71 | 41.36 | |||||||||||||
1979 | 24.97 | 32.29 | 36.06 | 39.43 | 45.03 | 48.20 | 53.20 | a | 53.39 | 52.57 | 46.16 | 36.73 | 38.81 | 42.24 | ||||||||||||
1980 | 29.37 | a | 36.86 | 37.06 | 41.72 | a | 44.52 | 48.28 | a | 52.77 | 51.16 | 49.80 | 45.29 | 39.60 | 38.61 | 42.92 | ||||||||||
1981 | 37.32 | 36.46 | 38.45 | 40.13 | 44.58 | 48.30 | 51.90 | 55.94 | 50.20 | 42.42 | 39.97 | 35.00 | 43.39 | |||||||||||||
1982 | 32.52 | 34.52 | a | 35.03 | 36.37 | 42.33 | a | 51.27 | 51.65 | 53.29 | 50.57 | 45.33 | a | 35.13 | 33.84 | 41.82 | ||||||||||
1983 | 38.65 | 38.75 | 40.13 | h | 38.85 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.70 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.07 | 35.39 | 35.73 | 38.65 | 43.94 | 48.93 | 52.24 | 52.75 | 49.59 | 43.74 | 37.54 | 34.84 | 42.23 | |||||||||||||
S.D. | 3.49 | 2.54 | 1.90 | 1.85 | 1.96 | 2.53 | 1.59 | 1.62 | 2.16 | 1.91 | 2.58 | 2.88 | 0.99 | |||||||||||||
SKEW | -0.44 | 0.16 | -0.25 | -0.33 | 0.65 | -0.21 | -0.24 | 0.09 | -0.32 | -0.21 | -0.07 | -0.20 | 0.91 | |||||||||||||
MAX | 38.81 | 40.75 | 39.13 | 41.72 | 48.87 | 54.37 | 56.77 | 55.94 | 53.40 | 47.39 | 43.21 | 40.81 | 45.38 | |||||||||||||
MIN | 24.97 | 29.86 | 30.94 | 35.40 | 40.35 | 42.93 | 47.32 | 49.40 | 45.10 | 39.87 | 31.60 | 27.71 | 40.15 | |||||||||||||
YRS | 29 | 29 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 25 |