YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | ----- | z | ----- | z | 42.90 | 44.93 | 48.19 | 50.47 | 51.68 | 51.00 | 51.63 | 48.26 | 41.50 | 40.26 | 47.08 | b | ||||||||||
1932 | 37.61 | 38.14 | 41.23 | 44.10 | 46.87 | 49.57 | 50.94 | 52.13 | 49.57 | 48.39 | 45.87 | 38.97 | 45.28 | |||||||||||||
1933 | 38.23 | 36.21 | 39.90 | 42.17 | 45.71 | 48.93 | 50.39 | 51.77 | 50.03 | 47.74 | 45.10 | 41.00 | 44.77 | |||||||||||||
1934 | 42.97 | 44.68 | 45.13 | 46.50 | 50.00 | 50.53 | 52.03 | 52.97 | 50.43 | 48.77 | 47.07 | 41.97 | 47.75 | |||||||||||||
1935 | 39.16 | 42.61 | 38.87 | 43.03 | 46.68 | 51.17 | 51.68 | 51.35 | 50.57 | 46.29 | 42.60 | 44.74 | 45.73 | |||||||||||||
1936 | 42.32 | 33.66 | 38.39 | 44.83 | 48.90 | 53.83 | 54.84 | 53.29 | 49.00 | 47.90 | 43.77 | 41.97 | 46.06 | |||||||||||||
1937 | 32.26 | 37.18 | 42.48 | 42.37 | 46.90 | 50.93 | 52.32 | 51.97 | 50.70 | 49.87 | 45.40 | 42.52 | 45.41 | |||||||||||||
1938 | 41.32 | 40.04 | 40.97 | 44.87 | 45.90 | 48.87 | 49.81 | 50.74 | 50.87 | 49.06 | 43.73 | 42.65 | 45.74 | |||||||||||||
1939 | 41.77 | 38.00 | 40.23 | 43.63 | 47.03 | 49.57 | 51.06 | 51.68 | 50.63 | 47.68 | 48.60 | 45.26 | 46.26 | |||||||||||||
1940 | 42.90 | 43.10 | 44.42 | 47.43 | 49.13 | 50.67 | 52.74 | 53.42 | 53.20 | 51.71 | 42.93 | 43.26 | 47.91 | |||||||||||||
1941 | 43.16 | 45.04 | 46.48 | 46.50 | 48.10 | 51.33 | 53.39 | 51.68 | 52.10 | 48.77 | 46.07 | 41.29 | 47.83 | |||||||||||||
1942 | 41.61 | 41.25 | 40.39 | 44.30 | 47.77 | 50.83 | 54.61 | 52.06 | 49.93 | 49.42 | 41.50 | 40.03 | 46.14 | |||||||||||||
1943 | 34.19 | 40.64 | 39.81 | 44.03 | 45.74 | 49.27 | 51.32 | 51.81 | 50.67 | 49.61 | 46.53 | 42.81 | 45.54 | |||||||||||||
1944 | 41.65 | 39.72 | 39.97 | 43.23 | 46.35 | 48.93 | 50.77 | 51.65 | 50.67 | 50.23 | 45.93 | 41.90 | 45.92 | |||||||||||||
1945 | 42.61 | 41.07 | 40.32 | 41.83 | 48.03 | 48.73 | 50.26 | 50.16 | 47.50 | 45.71 | 40.20 | 40.29 | 44.73 | |||||||||||||
1946 | 40.29 | 39.79 | 40.65 | 42.53 | 47.35 | 50.60 | 52.23 | 50.77 | 49.63 | 44.94 | 40.17 | 38.71 | 44.80 | |||||||||||||
1947 | 35.81 | 41.29 | 42.81 | 44.77 | 47.84 | 52.03 | 53.26 | 52.03 | 49.43 | 48.42 | 42.87 | 41.81 | 46.03 | |||||||||||||
1948 | 39.65 | 36.93 | 38.71 | 40.37 | 46.52 | 51.67 | 51.45 | 51.87 | 50.37 | 46.71 | 41.33 | 35.90 | 44.29 | |||||||||||||
1949 | 33.42 | 34.64 | 40.71 | 43.07 | 46.77 | 47.70 | 50.06 | 51.90 | 49.60 | 45.23 | 46.83 | 37.84 | 43.98 | |||||||||||||
1950 | 26.29 | 37.39 | 38.55 | 40.93 | 43.74 | 48.17 | 50.19 | 51.39 | 49.23 | 46.81 | 41.53 | 43.39 | 43.13 | |||||||||||||
1951 | 36.65 | 38.25 | 36.32 | 42.60 | 46.87 | 48.33 | 51.55 | 50.10 | 48.13 | 48.03 | 43.60 | 37.13 | 43.96 | |||||||||||||
1952 | 36.42 | 39.00 | 38.97 | 41.87 | 45.55 | 47.83 | 49.94 | 50.94 | 49.93 | 47.35 | 42.83 | 40.87 | 44.29 | |||||||||||||
1953 | 41.55 | 40.00 | 39.42 | 42.37 | 46.71 | 48.87 | 51.68 | 52.48 | 51.93 | 49.71 | 45.90 | 42.26 | 46.07 | |||||||||||||
1954 | 35.32 | 40.11 | 38.00 | 40.40 | 45.68 | 48.70 | 50.65 | 51.03 | 53.50 | 47.74 | 47.50 | 41.39 | 45.00 | |||||||||||||
1955 | 40.03 | 37.43 | 35.87 | 38.93 | 44.03 | 47.40 | 50.32 | 50.26 | 49.47 | 46.81 | 38.14 | a | 37.26 | 43.00 | ||||||||||||
1956 | 37.58 | 34.93 | 37.61 | 42.73 | 46.81 | 49.57 | 50.97 | 51.16 | 49.63 | 45.97 | 43.03 | 39.74 | 44.14 | |||||||||||||
1957 | 34.42 | 36.79 | 40.39 | 43.70 | 48.58 | 50.47 | 51.23 | 53.16 | 52.40 | 48.55 | 44.63 | 41.71 | 45.50 | |||||||||||||
1958 | 43.13 | 44.43 | 42.29 | 44.40 | 49.16 | 53.67 | 52.52 | 53.55 | 51.57 | 47.97 | 41.93 | 43.00 | 47.30 | |||||||||||||
1959 | 38.71 | 39.36 | 40.23 | 43.63 | 46.29 | 51.03 | 51.61 | 51.03 | 51.07 | 47.55 | 42.47 | 41.42 | 45.37 | |||||||||||||
1960 | 39.55 | 40.45 | 39.32 | 43.60 | 47.03 | 49.40 | 50.32 | 51.84 | 49.17 | 48.29 | 42.90 | 41.65 | 45.29 | |||||||||||||
1961 | 42.87 | 40.07 | 38.48 | 40.67 | 46.19 | 50.47 | 52.65 | 52.61 | 48.53 | 45.23 | 41.07 | 38.68 | 44.79 | |||||||||||||
1962 | 38.55 | 40.43 | 38.16 | 43.07 | 45.26 | 47.53 | 50.03 | 51.61 | 48.83 | 48.39 | 43.73 | 42.13 | 44.81 | |||||||||||||
1963 | 35.94 | 43.21 | 39.26 | 43.73 | 46.71 | 49.77 | 53.06 | 52.90 | 53.27 | 49.94 | 43.70 | 42.97 | 46.20 | |||||||||||||
1964 | 39.61 | 39.93 | 39.55 | 40.57 | 43.77 | 48.37 | 51.03 | 52.19 | 49.13 | 47.13 | 40.97 | 35.07 | a | 43.94 | ||||||||||||
1965 | 37.65 | 38.86 | 40.68 | 43.10 | 45.29 | 48.40 | 50.90 | 51.94 | 48.60 | 50.32 | 46.43 | 39.45 | 45.13 | |||||||||||||
1966 | 39.84 | 40.75 | 39.48 | 43.20 | 44.81 | 49.20 | 51.81 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.16 | e | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 38.72 | 39.58 | 40.19 | 43.17 | 46.73 | 49.80 | 51.54 | 51.78 | 50.31 | 48.01 | 43.67 | 40.89 | 45.36 | |||||||||||||
S.D. | 3.73 | 2.75 | 2.24 | 1.82 | 1.49 | 1.56 | 1.25 | 0.90 | 1.46 | 1.58 | 2.43 | 2.35 | 1.21 | |||||||||||||
SKEW | -1.14 | -0.01 | 0.79 | 0.03 | -0.01 | 0.70 | 0.85 | 0.12 | 0.48 | -0.03 | 0.01 | -0.63 | 0.32 | |||||||||||||
MAX | 43.16 | 45.04 | 46.48 | 47.43 | 50.00 | 53.83 | 54.84 | 53.55 | 53.50 | 51.71 | 48.60 | 45.26 | 47.91 | |||||||||||||
MIN | 26.29 | 33.66 | 35.87 | 38.93 | 43.74 | 47.40 | 49.81 | 50.10 | 47.50 | 44.94 | 38.14 | 35.07 | 43.00 | |||||||||||||
YRS | 35 | 35 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 34 |