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 | 57.86 | b | 53.43 | 43.23 | 51.51 | i | ||
1944 | 44.74 | 42.83 | 50.03 | 56.76 | a | 63.23 | a | 65.79 | a | 75.23 | 72.61 | 71.53 | 64.94 | 48.73 | 42.97 | 58.28 | ||||||||||
1945 | 44.77 | 45.04 | 46.48 | 51.93 | 63.83 | b | 66.96 | c | 77.87 | 76.62 | b | 66.04 | b | 60.39 | 43.63 | 42.39 | 57.16 | |||||||||
1946 | 42.23 | 43.79 | 47.35 | 55.03 | 66.84 | 65.07 | a | 73.84 | 75.26 | 66.41 | a | 52.60 | a | 44.21 | a | 40.74 | 56.11 | |||||||||
1947 | 38.19 | 48.64 | c | 56.00 | 58.43 | 68.93 | a | 66.37 | 72.58 | 72.76 | b | 70.93 | 56.84 | 46.43 | 44.63 | a | 58.40 | |||||||||
1948 | 43.50 | c | 42.92 | c | 47.07 | b | 50.43 | 58.70 | a | 70.07 | 70.32 | 67.10 | 64.90 | 58.10 | 43.03 | 36.55 | 54.39 | |||||||||
1949 | 35.06 | 42.86 | 50.06 | 57.40 | 66.13 | 67.83 | 71.30 | a | 71.29 | 69.67 | 53.63 | a | 56.63 | 39.35 | 56.77 | |||||||||||
1950 | 28.94 | 43.54 | 46.13 | 53.97 | 60.74 | 66.57 | 73.52 | 74.65 | 68.73 | 54.52 | 45.33 | 46.45 | 55.26 | |||||||||||||
1951 | 37.81 | 42.00 | 42.87 | 60.93 | 63.65 | 71.77 | 77.52 | 73.90 | 71.90 | 54.71 | 47.10 | 36.84 | 56.75 | |||||||||||||
1952 | 38.77 | 44.38 | 46.45 | 60.03 | 65.16 | 64.63 | 76.81 | 74.87 | 73.80 | 66.77 | 46.80 | 42.39 | 58.41 | |||||||||||||
1953 | 45.52 | 44.46 | 47.26 | 52.40 | 59.23 | 60.27 | 72.32 | 71.29 | 68.55 | a | 59.19 | 49.77 | 42.52 | 56.06 | ||||||||||||
1954 | 37.73 | a | 47.36 | 47.03 | 51.40 | 62.39 | 61.13 | 68.13 | 65.42 | 63.87 | 57.55 | 50.20 | 41.94 | 54.51 | ||||||||||||
1955 | 38.58 | 39.07 | 41.97 | 48.43 | 56.74 | 65.57 | 65.71 | 69.43 | a | 65.62 | a | 55.74 | 41.83 | 39.94 | 52.39 | |||||||||||
1956 | 41.35 | 37.72 | 44.61 | 57.90 | 67.16 | 63.80 | 76.42 | 74.06 | 66.80 | 53.61 | 46.97 | 44.84 | 56.27 | |||||||||||||
1957 | 35.29 | 42.89 | 49.35 | 56.33 | 64.63 | a | 66.93 | 70.35 | 69.94 | 74.45 | a | 57.10 | 47.57 | 44.61 | 56.62 | |||||||||||
1958 | 47.13 | 51.93 | 49.81 | 56.27 | 70.90 | 71.93 | 81.61 | 78.81 | 66.90 | 61.52 | 45.63 | 48.68 | 60.93 | |||||||||||||
1959 | 43.29 | 43.46 | 47.61 | 56.10 | 60.68 | 66.33 | 76.00 | 70.48 | 62.03 | 57.13 | 47.47 | 42.84 | 56.12 | |||||||||||||
1960 | 40.55 | 44.34 | 49.81 | 55.40 | 56.87 | 68.07 | 79.47 | a | 68.65 | 67.33 | 58.13 | 45.20 | 42.52 | 56.36 | ||||||||||||
1961 | 47.55 | 46.57 | 49.61 | 52.27 | 61.39 | 72.87 | 76.19 | 79.65 | 64.87 | 55.42 | 43.83 | a | 39.97 | 57.51 | ||||||||||||
1962 | 41.16 | 45.36 | 45.67 | a | 56.33 | 54.87 | 68.07 | 73.61 | 70.47 | a | 68.07 | 57.48 | 47.47 | 43.89 | d | 56.04 | ||||||||||
1963 | 36.06 | 52.86 | 47.81 | 51.10 | 64.19 | 63.50 | 68.10 | 71.00 | 70.87 | 57.19 | 45.00 | 43.58 | 55.94 | |||||||||||||
1964 | 40.74 | 43.34 | 45.48 | 50.00 | 60.55 | 63.90 | 70.35 | 68.41 | b | 63.57 | 58.32 | 41.50 | 35.97 | 53.51 | ||||||||||||
1965 | 40.19 | 42.36 | 50.94 | 55.57 | 57.71 | 68.13 | 76.03 | 72.26 | 64.00 | 60.23 | 47.97 | 39.74 | 56.26 | |||||||||||||
1966 | 40.16 | 42.54 | 49.42 | 55.17 | 64.10 | 64.97 | 69.39 | 72.10 | 68.27 | 55.19 | 47.70 | 43.48 | 56.04 | |||||||||||||
1967 | 40.74 | 43.54 | 44.32 | 49.80 | 61.58 | 72.30 | 75.13 | 82.23 | 73.30 | 55.19 | 45.03 | 38.97 | 56.84 | |||||||||||||
1968 | 41.16 | 49.83 | 51.13 | 52.43 | 62.16 | 67.20 | 76.97 | 69.13 | 65.50 | 54.58 | 47.03 | 37.74 | 56.24 | |||||||||||||
1969 | 34.32 | 42.78 | a | 51.52 | 53.67 | 67.23 | 71.43 | 73.03 | 70.77 | 65.70 | 54.81 | 49.07 | 43.71 | 56.50 | ||||||||||||
1970 | 41.13 | 48.64 | 49.94 | 50.13 | 64.17 | a | 73.37 | 77.61 | 76.79 | b | 63.70 | 54.57 | a | 45.27 | 38.29 | 56.97 | ||||||||||
1971 | 38.70 | a | 41.82 | 42.84 | 54.50 | 63.26 | 61.90 | 75.70 | a | 77.29 | 63.66 | a | 53.20 | a | 44.53 | 37.35 | 54.56 | |||||||||
1972 | 35.74 | 42.14 | 49.23 | 50.17 | 66.42 | 65.70 | 74.71 | 75.81 | 61.73 | 53.45 | 45.03 | 36.39 | 54.71 | |||||||||||||
1973 | 38.87 | 44.82 | 47.06 | 55.73 | 65.94 | 67.17 | 76.39 | 70.90 | 68.72 | a | 53.45 | 40.97 | 42.94 | 56.08 | ||||||||||||
1974 | 36.65 | 42.07 | 47.42 | 52.90 | 58.81 | 70.33 | 72.26 | 75.42 | 74.17 | 58.23 | 46.13 | 42.03 | 56.37 | |||||||||||||
1975 | 39.45 | 41.89 | 45.48 | 50.70 | 62.29 | 65.10 | 76.68 | 68.19 | 71.03 | 52.19 | 44.00 | 42.42 | 54.95 | |||||||||||||
1976 | 41.97 | 40.48 | 44.48 | 54.77 | 64.45 | 66.43 | 73.52 | 67.39 | 67.50 | 56.10 | 47.47 | 41.58 | 55.51 | |||||||||||||
1977 | 38.58 | 47.82 | 44.42 | 60.07 | 56.87 | 71.17 | 71.90 | 79.16 | 62.07 | 55.16 | 41.97 | 40.74 | 55.83 | |||||||||||||
1978 | 42.29 | 46.68 | 51.39 | 52.43 | 59.97 | 72.33 | 74.58 | 72.19 | 61.17 | 58.45 | 41.03 | 35.61 | 55.68 | |||||||||||||
1979 | 34.52 | 41.43 | 52.55 | 54.67 | 65.45 | 70.27 | 75.68 | 71.42 | 70.37 | 61.42 | 44.97 | 46.07 | a | 57.40 | ||||||||||||
1980 | 35.45 | 45.66 | 46.42 | 60.57 | 61.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.82 | g | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.70 | 44.32 | 47.76 | 54.38 | 62.65 | 67.37 | 74.08 | 72.71 | 67.44 | 56.89 | 46.11 | 41.46 | 56.21 | |||||||||||||
S.D. | 3.89 | 3.23 | 3.00 | 3.31 | 3.68 | 3.41 | 3.41 | 3.90 | 3.73 | 3.26 | 3.22 | 3.16 | 1.50 | |||||||||||||
SKEW | -0.22 | 0.73 | 0.31 | 0.23 | -0.07 | 0.01 | -0.35 | 0.44 | 0.22 | 1.08 | 0.97 | -0.12 | 0.36 | |||||||||||||
MAX | 47.55 | 52.86 | 56.00 | 60.93 | 70.90 | 73.37 | 81.61 | 82.23 | 74.45 | 66.77 | 56.63 | 48.68 | 60.93 | |||||||||||||
MIN | 28.94 | 37.72 | 41.97 | 48.43 | 54.87 | 60.27 | 65.71 | 65.42 | 61.17 | 52.19 | 40.97 | 35.61 | 52.39 | |||||||||||||
YRS | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 37 | 37 | 37 | 36 |