YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.05 | b | 43.83 | a | 36.48 | 42.79 | i | |
1944 | 37.40 | 36.02 | a | 40.18 | 45.71 | a | 50.60 | a | 54.72 | a | 60.76 | 59.39 | 57.50 | 52.26 | 40.82 | 35.18 | c | 47.54 | ||||||||
1945 | 37.44 | 38.20 | 38.73 | 42.43 | 51.95 | b | 53.98 | c | 61.18 | 60.33 | b | 53.17 | c | 49.07 | b | 38.17 | 36.33 | a | 46.75 | |||||||
1946 | 36.24 | 36.96 | a | 39.55 | 44.78 | 53.06 | 54.75 | b | 60.18 | a | 60.37 | 53.89 | b | 43.18 | a | 36.91 | a | 35.39 | 46.27 | |||||||
1947 | 31.47 | 39.88 | c | 44.39 | 47.62 | 55.00 | a | 54.97 | 59.21 | 57.84 | b | 56.45 | 48.63 | 40.26 | a | 38.67 | a | 47.86 | ||||||||
1948 | 35.34 | f | 35.13 | c | 38.50 | c | 41.93 | 49.20 | a | 58.28 | 57.50 | 57.87 | 52.40 | 46.45 | 37.37 | 31.48 | 46.01 | a | ||||||||
1949 | 25.89 | 34.29 | 40.56 | 45.55 | 52.76 | 53.70 | 57.80 | a | 58.56 | 56.10 | 43.63 | a | 46.98 | 33.56 | 45.78 | |||||||||||
1950 | 21.89 | 36.00 | 38.45 | 42.90 | 47.98 | 54.52 | 58.90 | 60.05 | 53.98 | 45.87 | 39.07 | 41.11 | 45.06 | |||||||||||||
1951 | 32.37 | 36.18 | 35.52 | 45.68 | 50.32 | 56.73 | 60.56 | 57.56 | 56.23 | 46.34 | 39.38 | 31.55 | 45.70 | |||||||||||||
1952 | 32.35 | 36.59 | 38.29 | 46.15 | 51.35 | 53.12 | 60.11 | 60.27 | 56.82 | 51.45 | 36.57 | 36.00 | 46.59 | |||||||||||||
1953 | 40.34 | 36.98 | 38.84 | 42.97 | 48.53 | 51.32 | b | 58.74 | 58.61 | 55.16 | a | 48.24 | 42.47 | 37.13 | 46.61 | |||||||||||
1954 | 32.55 | a | 38.68 | 36.45 | 41.20 | 49.90 | 51.30 | 55.94 | 55.63 | 53.22 | 46.32 | 43.63 | 35.71 | 45.04 | ||||||||||||
1955 | 33.77 | 32.80 | 33.73 | 39.37 | 46.15 | 54.42 | 55.76 | 56.58 | a | 53.50 | a | 47.44 | 35.17 | 34.58 | 43.60 | |||||||||||
1956 | 34.82 | 31.84 | 36.66 | 45.40 | 53.15 | 53.88 | 61.24 | 59.52 | 53.53 | 45.08 | 38.85 | 38.16 | 46.01 | |||||||||||||
1957 | 28.39 | 35.64 | 40.69 | 45.86 | a | 53.45 | a | 56.17 | 57.71 | 56.89 | 58.40 | a | 47.15 | 38.77 | 38.16 | 46.44 | ||||||||||
1958 | 40.10 | 43.79 | 39.39 | 44.58 | 56.26 | 60.18 | 65.05 | 61.92 | 54.60 | 49.52 | 39.28 | 42.27 | 49.74 | |||||||||||||
1959 | 37.53 | 37.23 | 39.82 | 45.28 | 48.82 | 55.87 | 60.94 | 56.95 | 52.77 | 47.84 | 39.67 | 36.61 | 46.61 | |||||||||||||
1960 | 34.69 | 36.97 | 40.37 | 45.28 | 47.85 | 55.10 | 62.10 | a | 57.84 | 54.35 | 48.58 | 38.95 | 36.19 | 46.52 | ||||||||||||
1961 | 40.24 | 40.64 | 41.71 | 43.92 | 50.13 | 59.07 | 61.79 | 63.42 | 51.42 | 45.21 | 36.33 | a | 35.27 | a | 47.43 | |||||||||||
1962 | 34.61 | 37.61 | 37.48 | a | 46.00 | 46.92 | 54.67 | 58.94 | 58.55 | a | 55.60 | 47.45 | 40.57 | 37.56 | d | 46.33 | ||||||||||
1963 | 30.13 | 43.80 | 39.77 | 43.27 | 51.21 | 53.67 | 57.27 | 58.94 | 58.62 | 48.53 | 39.67 | 37.60 | 46.87 | |||||||||||||
1964 | 36.23 | 36.02 | 38.32 | 41.10 | 48.50 | 53.68 | 58.34 | 57.14 | b | 52.38 | 47.84 | 36.08 | 31.71 | 44.78 | ||||||||||||
1965 | 35.31 | 36.89 | 39.56 | 45.13 | 47.18 | 55.08 | 61.42 | 60.45 | 51.97 | 49.90 | 42.42 | 34.08 | 46.62 | |||||||||||||
1966 | 35.31 | 36.04 | 40.00 | 44.68 | 50.31 | 53.87 | 57.66 | 58.45 | 56.25 | 45.92 | 41.38 | 39.35 | 46.60 | |||||||||||||
1967 | 37.16 | 37.34 | 37.32 | 40.52 | 50.18 | 59.12 | 60.31 | 64.10 | 58.20 | 47.50 | 39.07 | 34.87 | 47.14 | |||||||||||||
1968 | 35.68 | 40.53 | 42.72 | a | 42.62 | 50.82 | 56.18 | 62.23 | 57.65 | 54.48 | 46.15 | 40.60 | 32.77 | a | 46.87 | |||||||||||
1969 | 29.15 | 35.56 | a | 40.84 | 44.40 | 53.39 | 60.47 | 59.35 | 58.05 | 55.60 | 44.84 | 41.88 | 38.37 | 46.82 | ||||||||||||
1970 | 35.97 | 40.46 | 40.63 | 41.50 | 51.05 | a | 59.38 | 61.95 | 60.33 | b | 52.35 | 45.25 | a | 39.12 | 33.84 | 46.82 | ||||||||||
1971 | 33.48 | a | 36.36 | 36.10 | 43.80 | 50.98 | 52.08 | 61.12 | a | 62.47 | 51.66 | a | 44.87 | a | 39.03 | 33.27 | 45.43 | |||||||||
1972 | 30.60 | 35.79 | 41.31 | 41.33 | 53.18 | 55.40 | 60.44 | 60.98 | 50.42 | 43.05 | a | 38.62 | 31.25 | a | 45.20 | |||||||||||
1973 | 33.02 | 37.02 | 39.53 | 44.17 | 52.69 | 56.22 | 61.29 | 57.08 | 55.41 | a | 45.44 | 36.25 | 38.24 | 46.36 | ||||||||||||
1974 | 30.84 | 36.80 | 39.56 | 43.97 | 47.98 | 56.85 | d | 59.13 | 60.32 | 57.65 | 46.35 | 40.40 | 36.81 | 46.39 | ||||||||||||
1975 | 34.15 | a | 35.75 | 37.81 | 40.68 | 49.69 | 53.82 | 63.35 | 57.19 | 55.22 | 45.08 | 37.97 | 37.00 | 45.64 | ||||||||||||
1976 | 36.39 | 34.79 | 36.58 | 43.50 | 50.68 | 53.30 | 59.90 | 57.21 | 56.38 | 45.84 | 39.38 | 36.24 | 45.85 | |||||||||||||
1977 | 32.10 | 40.38 | 37.90 | 47.25 | 47.31 | 57.48 | 58.53 | 64.10 | 52.28 | 44.65 | 35.92 | 36.16 | 46.17 | |||||||||||||
1978 | 37.92 | 40.45 | 42.87 | 43.68 | 49.13 | 58.22 | 61.26 | 59.97 | 52.60 | 47.55 | 34.27 | 29.94 | 46.49 | |||||||||||||
1979 | 28.35 | 35.59 | 42.29 | 44.40 | 52.45 | 55.72 | 60.65 | 59.16 | 56.85 | 49.94 | 38.35 | 40.67 | a | 47.03 | ||||||||||||
1980 | 30.19 | 39.02 | 40.67 | a | 49.73 | 49.86 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.89 | g | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.72 | 37.30 | 39.27 | 44.01 | 50.54 | 55.48 | 59.96 | 59.21 | 54.65 | 46.93 | 39.28 | 35.93 | 46.37 | |||||||||||||
S.D. | 4.04 | 2.59 | 2.21 | 2.18 | 2.34 | 2.35 | 2.00 | 2.12 | 2.18 | 2.15 | 2.59 | 2.83 | 1.03 | |||||||||||||
SKEW | -0.67 | 0.65 | -0.13 | 0.10 | 0.27 | 0.43 | 0.01 | 0.72 | 0.07 | 0.39 | 0.60 | -0.04 | 0.34 | |||||||||||||
MAX | 40.34 | 43.80 | 44.39 | 49.73 | 56.26 | 60.47 | 65.05 | 64.10 | 58.62 | 52.26 | 46.98 | 42.27 | 49.74 | |||||||||||||
MIN | 21.89 | 31.84 | 33.73 | 39.37 | 46.15 | 51.30 | 55.76 | 55.63 | 50.42 | 43.05 | 34.27 | 29.94 | 43.60 | |||||||||||||
YRS | 36 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 35 |