YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.27 | 39.21 | b | 39.24 | j | |
1930 | 26.10 | 37.93 | 38.27 | a | ----- | z | 45.00 | 50.27 | ----- | z | 55.29 | 52.07 | 44.48 | 40.20 | 36.58 | 42.62 | b | |||||||||
1931 | 39.87 | 36.79 | 39.87 | 43.07 | 47.68 | ----- | z | ----- | z | ----- | z | 53.77 | ----- | z | ----- | z | ----- | z | 43.51 | f | ||||||
1932 | 35.03 | ----- | z | 41.96 | d | 43.31 | a | 46.74 | 52.57 | 53.52 | 55.77 | e | 50.47 | 48.59 | b | 43.88 | e | 34.52 | 46.03 | a | ||||||
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.71 | ----- | z | 46.52 | 41.93 | b | ----- | z | 48.05 | i | ||
1934 | 40.58 | ----- | z | ----- | z | 46.33 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.46 | j | |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.69 | e | ----- | z | 38.54 | g | 47.69 | k |
1937 | ----- | z | ----- | z | 39.00 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | 37.52 | d | 43.48 | c | ----- | z | 51.30 | c | ----- | z | ----- | z | ----- | z | ----- | z | 36.57 | g | 36.59 | b | 42.22 | h |
1939 | 38.50 | a | ----- | z | ----- | z | ----- | z | 45.81 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.15 | j | |
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 | 38.57 | ----- | z | 38.57 | k | |
1943 | 30.57 | a | ----- | z | ----- | z | ----- | z | 46.18 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.37 | j |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | 38.35 | 41.70 | 49.74 | 51.33 | 54.87 | 55.13 | 51.03 | 47.61 | 41.33 | 37.68 | 46.88 | b | ||||||||||
1946 | 38.35 | 38.89 | 39.42 | 43.03 | 49.06 | 52.43 | 56.32 | 55.58 | 52.50 | 44.26 | 36.97 | a | 36.58 | 45.28 | ||||||||||||
1947 | 33.52 | 39.19 | a | 39.81 | 43.57 | 49.29 | 52.63 | 54.97 | 55.00 | 51.73 | 48.19 | 40.37 | 39.90 | 45.68 | ||||||||||||
1948 | 35.06 | 34.97 | 37.16 | 40.40 | 46.87 | 54.23 | 55.03 | 55.81 | 49.73 | 44.26 | 39.60 | 33.45 | 43.88 | |||||||||||||
1949 | 26.67 | a | 33.29 | 38.84 | 42.80 | 48.19 | 50.07 | 53.19 | 55.32 | 53.13 | 43.58 | 45.30 | 36.63 | a | 43.92 | |||||||||||
1950 | 22.48 | 35.68 | 38.77 | 39.90 | 44.16 | 53.03 | 55.19 | 56.16 | 51.57 | 46.74 | 40.45 | a | 43.32 | 43.96 | ||||||||||||
1951 | 35.13 | a | 36.86 | 35.58 | 40.33 | 47.10 | 53.10 | 56.29 | 55.06 | 53.33 | 47.39 | 41.60 | 35.16 | 44.74 | ||||||||||||
1952 | 35.10 | 37.45 | 38.94 | 41.77 | 47.87 | 50.67 | 55.45 | 56.77 | 53.57 | 49.39 | 39.03 | 40.19 | 45.52 | |||||||||||||
1953 | 42.84 | 38.57 | 39.77 | 43.03 | 47.65 | 51.47 | 55.97 | 57.39 | 53.50 | 49.23 | 44.43 | 40.74 | 47.05 | |||||||||||||
1954 | 34.45 | 38.86 | 34.84 | 40.67 | 47.32 | 50.80 | 53.74 | 55.87 | 54.27 | 46.71 | 46.67 | 39.16 | 45.28 | |||||||||||||
1955 | 37.74 | 35.93 | 35.42 | 39.67 | 45.19 | 51.63 | 54.74 | 53.87 | 52.30 | 47.68 | 36.63 | 36.16 | 43.91 | |||||||||||||
1956 | 36.45 | 33.52 | 37.16 | 41.87 | 49.65 | 52.00 | 57.16 | 56.52 | 52.90 | 47.26 | 39.93 | 38.10 | 45.21 | |||||||||||||
1957 | 29.58 | 35.18 | 40.19 | 44.33 | 51.94 | 54.50 | 55.58 | 56.19 | 55.40 | 46.81 | 40.43 | 40.90 | 45.92 | |||||||||||||
1958 | 40.90 | 43.75 | 39.26 | 43.50 | 52.23 | 57.40 | 60.26 | 58.19 | 54.23 | 48.23 | 39.93 | 42.26 | 48.34 | |||||||||||||
1959 | 37.71 | 38.46 | 39.90 | 43.40 | 46.61 | 53.97 | 57.13 | 55.26 | 52.00 | 47.48 | 39.13 | 37.03 | 45.67 | |||||||||||||
1960 | 36.55 | 37.28 | 38.39 | 42.90 | 46.71 | 51.17 | 55.58 | 55.61 | 51.50 | 48.68 | 40.80 | 36.74 | 45.16 | |||||||||||||
1961 | 39.55 | 42.14 | 41.13 | 43.10 | 48.19 | 54.50 | 57.71 | 58.65 | 51.43 | 45.45 | 38.27 | 38.00 | 46.51 | |||||||||||||
1962 | 35.81 | 37.50 | 36.90 | 44.33 | 47.26 | 51.57 | 55.13 | 56.61 | 53.53 | 48.97 | 43.67 | 40.19 | 45.96 | |||||||||||||
1963 | 31.55 | 41.86 | 39.19 | 43.37 | 48.16 | 52.90 | 56.03 | 57.65 | 55.93 | 50.19 | 42.33 | 38.55 | 46.48 | |||||||||||||
1964 | 38.68 | 36.00 | 39.06 | 40.80 | 45.29 | 52.23 | 56.10 | 55.32 | 51.70 | 47.29 | 39.30 | 33.55 | 44.61 | |||||||||||||
1965 | 36.87 | 37.79 | 36.65 | 42.77 | 45.00 | 51.40 | 56.10 | 57.68 | 50.57 | 49.06 | 44.83 | 36.61 | 45.44 | |||||||||||||
1966 | 37.71 | 37.25 | 39.06 | 42.67 | 45.42 | 52.13 | 55.39 | 56.03 | 55.33 | 46.84 | 42.13 | 42.23 | 46.02 | |||||||||||||
1967 | 39.58 | 38.29 | 37.42 | 39.87 | 48.45 | 55.70 | 57.32 | 59.16 | 55.40 | 49.19 | 41.83 | 38.29 | 46.71 | |||||||||||||
1968 | 36.32 | 39.17 | 42.03 | 41.03 | 47.77 | 51.97 | 56.10 | 55.48 | 52.33 | 46.35 | 42.33 | 33.65 | 45.38 | |||||||||||||
1969 | 29.87 | 36.00 | 37.97 | 42.83 | 49.10 | 57.07 | 55.45 | 55.26 | 53.50 | 45.42 | 41.60 | 40.35 | 45.37 | |||||||||||||
1970 | 36.23 | 39.11 | 39.90 | 42.73 | 45.52 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.70 | g | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 35.33 | 37.69 | 38.62 | 42.42 | 47.46 | 52.64 | 55.78 | 56.16 | 52.81 | 47.23 | 41.09 | 38.01 | 45.50 | |||||||||||||
S.D. | 4.67 | 2.40 | 1.76 | 1.54 | 1.93 | 1.87 | 1.43 | 1.22 | 1.60 | 1.70 | 2.40 | 2.66 | 1.07 | |||||||||||||
SKEW | -0.98 | 0.50 | -0.20 | -0.02 | 0.60 | 1.05 | 0.91 | 0.83 | 0.18 | -0.46 | 0.38 | 0.06 | 0.50 | |||||||||||||
MAX | 42.84 | 43.75 | 42.03 | 46.33 | 52.23 | 57.40 | 60.26 | 59.16 | 55.93 | 50.19 | 46.67 | 43.32 | 48.34 | |||||||||||||
MIN | 22.48 | 33.29 | 34.84 | 39.67 | 44.16 | 50.07 | 53.19 | 53.87 | 49.73 | 43.58 | 36.63 | 33.45 | 43.88 | |||||||||||||
YRS | 31 | 27 | 30 | 30 | 31 | 28 | 26 | 28 | 28 | 29 | 30 | 29 | 24 |