YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 65.36 | b | 56.78 | a | 52.98 | b | 45.61 | h | 45.22 | f | 58.37 | i |
1934 | 44.30 | k | 46.24 | g | 51.50 | e | 56.38 | d | 58.07 | b | 61.19 | a | 63.27 | 65.03 | 58.83 | d | 54.20 | f | 49.35 | c | 42.92 | e | 56.28 | c | ||
1935 | 41.71 | l | 43.25 | f | 42.18 | f | 49.84 | b | 55.39 | 60.78 | 63.27 | a | 63.30 | a | 61.48 | c | 50.22 | d | 41.16 | h | 42.88 | f | 57.75 | e | ||
1936 | 43.35 | e | 34.38 | i | 43.62 | e | 53.24 | a | 57.80 | c | 62.24 | a | 64.74 | 66.08 | 58.12 | a | 54.26 | d | 43.35 | g | 44.72 | f | 55.94 | c | ||
1937 | 30.71 | l | 40.80 | e | 47.37 | h | 48.91 | b | 55.40 | 61.59 | a | 64.58 | 63.19 | b | 59.70 | c | 54.58 | g | 48.04 | f | 44.12 | g | 56.31 | e | ||
1938 | 40.13 | h | 43.65 | b | 45.60 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.65 | k |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 62.58 | 63.16 | 62.45 | 57.37 | 50.98 | 43.67 | 37.76 | 54.00 | e | |||||||
1949 | 31.97 | 39.07 | 46.31 | 51.02 | 57.74 | 59.30 | 62.36 | b | 63.61 | 60.45 | 49.60 | 50.82 | 40.31 | 51.05 | ||||||||||||
1950 | 28.34 | 41.93 | 43.60 | 47.80 | 52.74 | 60.53 | 63.76 | 64.68 | 59.43 | 51.29 | 45.58 | 47.05 | 50.56 | |||||||||||||
1951 | 38.66 | 42.77 | 40.89 | 51.15 | 55.37 | 61.85 | 64.97 | 62.97 | 60.17 | 51.92 | 45.82 | 38.27 | 51.23 | |||||||||||||
1952 | 38.74 | 42.26 | 43.94 | 50.55 | 54.94 | 57.55 | 64.03 | 64.16 | 60.65 | 55.39 | 43.15 | 43.66 | 51.58 | |||||||||||||
1953 | 46.44 | 42.88 | 44.87 | 48.60 | e | 55.85 | 58.48 | 65.00 | 65.48 | 61.78 | 54.98 | 48.92 | 45.18 | 53.21 | ||||||||||||
1954 | 38.77 | a | 45.34 | 43.81 | 48.90 | 55.98 | 58.02 | 61.98 | 62.31 | 60.07 | 52.03 | 51.00 | 43.55 | 51.81 | ||||||||||||
1955 | 41.89 | 40.86 | 40.85 | 45.08 | 50.55 | 59.37 | 61.95 | a | 62.71 | 58.72 | 52.79 | 41.28 | 40.77 | 49.74 | ||||||||||||
1956 | 41.13 | 38.19 | 42.95 | 51.12 | 58.24 | 58.55 | a | 65.66 | 64.81 | 59.55 | 52.73 | 44.47 | a | 42.21 | 51.63 | |||||||||||
1957 | 35.29 | 41.18 | 46.60 | 52.13 | 59.42 | 61.93 | 62.55 | 63.31 | 63.83 | a | 53.29 | 44.97 | 45.61 | 52.51 | ||||||||||||
1958 | 44.69 | 49.18 | 45.60 | 50.57 | 61.10 | 65.65 | 70.44 | 67.42 | 60.58 | 54.48 | 45.08 | 46.58 | a | 55.11 | ||||||||||||
1959 | 42.37 | 42.41 | ----- | z | ----- | z | ----- | z | 60.86 | b | 64.90 | 63.16 | 58.22 | 51.63 | 44.65 | 41.44 | 52.18 | c | ||||||||
1960 | 39.90 | a | 42.86 | 44.17 | e | 49.52 | 54.73 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.24 | g | |||
1961 | ----- | z | ----- | z | 46.13 | 48.78 | 55.39 | 63.50 | 66.92 | 68.10 | 59.08 | 51.50 | 43.55 | 41.16 | 54.41 | b | ||||||||||
1962 | 40.21 | 45.32 | 44.18 | 51.25 | 52.06 | 59.78 | 63.77 | 62.76 | 60.67 | 53.32 | 47.11 | b | 43.27 | 51.98 | ||||||||||||
1963 | 36.34 | 48.88 | 45.39 | 51.10 | 57.76 | 59.02 | 62.53 | a | 64.56 | 64.17 | ----- | z | 46.87 | 44.08 | 52.79 | a | ||||||||||
1964 | 43.60 | 43.42 | q | 45.83 | h | 48.17 | 53.79 | 59.69 | a | 63.90 | 62.71 | 59.08 | 53.81 | 43.15 | 36.52 | 52.44 | b | |||||||||
1965 | 40.22 | a | 43.14 | 47.10 | 51.42 | 53.00 | 60.43 | 66.03 | 65.43 | c | 58.63 | 56.39 | 48.72 | 40.16 | 52.56 | |||||||||||
1966 | 41.05 | 43.59 | a | 45.39 | 50.93 | 55.84 | 59.35 | 63.35 | 65.60 | 62.72 | 53.40 | 47.22 | 45.05 | a | 52.79 | |||||||||||
1967 | 43.44 | 43.64 | 43.11 | 47.73 | 56.47 | 64.48 | 66.74 | j | 69.76 | 64.88 | 54.70 | a | 47.50 | 41.52 | 52.48 | a | ||||||||||
1968 | 40.56 | 47.75 | a | 48.24 | 48.78 | 56.05 | 60.38 | 66.37 | 63.32 | 59.80 | 52.08 | 46.87 | 37.58 | 52.32 | ||||||||||||
1969 | 33.38 | a | 41.66 | 47.24 | 49.72 | 59.47 | 64.64 | a | 64.73 | 62.90 | 60.42 | 52.26 | 46.32 | 43.66 | 52.20 | |||||||||||
1970 | 41.02 | 46.82 | 46.82 | 47.88 | 55.71 | 63.43 | 65.21 | 64.81 | 57.77 | 51.23 | 46.13 | 39.44 | 52.19 | |||||||||||||
1971 | 39.88 | a | 42.39 | a | 42.39 | 49.57 | 56.45 | 56.95 | 66.35 | 68.00 | 59.38 | 51.34 | 45.62 | 38.06 | 51.37 | |||||||||||
1972 | 36.85 | 42.09 | 46.77 | 46.52 | 58.21 | 60.24 | a | 65.66 | 66.35 | 57.95 | 51.13 | 45.85 | d | 38.40 | 51.34 | |||||||||||
1973 | 40.71 | b | 45.14 | 46.58 | 50.75 | 57.27 | 59.73 | 65.66 | 65.67 | v | 59.79 | w | 53.50 | a | 43.67 | a | 44.23 | a | 50.73 | b | ||||||
1974 | 39.29 | b | 42.96 | b | 45.86 | c | 49.57 | 53.18 | 61.52 | a | 63.53 | a | 66.05 | a | 65.00 | 54.42 | 46.90 | 44.03 | a | 52.69 | ||||||
1975 | 40.71 | 42.09 | 44.35 | 47.37 | 55.53 | 59.30 | 65.72 | a | 62.19 | 62.53 | 52.85 | a | 45.76 | a | 41.98 | b | 51.70 | |||||||||
1976 | 42.68 | 42.00 | 42.68 | 50.47 | a | 55.98 | 58.22 | 64.63 | 63.00 | 62.40 | 53.73 | 46.55 | 43.35 | 52.14 | ||||||||||||
1977 | 38.84 | 46.66 | 44.32 | 52.90 | 53.52 | 61.63 | 63.73 | a | 68.37 | 58.78 | 52.94 | 43.48 | 42.31 | 52.29 | ||||||||||||
1978 | 43.84 | 45.65 | a | 49.00 | 50.42 | 55.02 | 64.68 | 66.30 | a | 65.06 | 59.17 | 55.16 | 42.25 | b | 37.34 | 52.82 | ||||||||||
1979 | 36.19 | 41.36 | 49.14 | b | 49.62 | 56.89 | 60.38 | a | 65.98 | 65.24 | 63.33 | 56.44 | 44.88 | 44.63 | a | 52.84 | ||||||||||
1980 | 36.52 | a | 43.98 | d | 45.53 | 53.90 | a | 56.18 | 58.73 | 65.24 | 63.47 | 61.33 | 55.69 | 47.55 | 44.48 | 52.72 | ||||||||||
1981 | 44.85 | a | 44.43 | 49.83 | a | 51.17 | 56.40 | 60.34 | k | 64.47 | 69.05 | 62.50 | 52.23 | 48.60 | 42.82 | 53.30 | a | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.75 | 43.42 | 45.42 | 50.08 | 55.93 | 60.74 | 64.63 | 64.78 | 60.41 | 53.05 | 45.98 | 42.04 | 52.09 | |||||||||||||
S.D. | 3.87 | 2.53 | 2.45 | 2.14 | 2.17 | 2.15 | 1.66 | 2.03 | 2.13 | 1.71 | 2.31 | 2.84 | 1.02 | |||||||||||||
SKEW | -0.88 | 0.46 | 0.35 | 0.40 | -0.11 | 0.51 | 0.95 | 0.79 | 0.54 | 0.18 | 0.23 | -0.32 | 0.45 | |||||||||||||
MAX | 46.44 | 49.18 | 51.50 | 56.38 | 61.10 | 65.65 | 70.44 | 69.76 | 65.00 | 56.44 | 51.00 | 47.05 | 55.11 | |||||||||||||
MIN | 28.34 | 38.19 | 40.85 | 45.08 | 50.55 | 56.95 | 61.95 | 62.19 | 56.78 | 49.60 | 41.28 | 36.52 | 49.74 | |||||||||||||
YRS | 33 | 33 | 33 | 36 | 36 | 36 | 36 | 37 | 37 | 35 | 34 | 34 | 25 |