YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1915 | ----- | z | ----- | z | ----- | z | 55.55 | 56.53 | 63.45 | 70.32 | a | 74.28 | a | 63.37 | 54.82 | c | 44.93 | 40.90 | 58.24 | c | ||||||
1916 | 35.15 | 47.72 | 48.18 | 52.18 | 53.68 | 63.22 | 67.21 | c | 69.65 | 63.66 | a | 50.84 | 41.92 | 32.53 | a | 52.16 | ||||||||||
1917 | 33.90 | 38.30 | 40.47 | 49.40 | 54.07 | a | 62.30 | 73.68 | a | 70.92 | ----- | z | 54.58 | 45.80 | 42.37 | 51.44 | a | |||||||||
1918 | 42.02 | 42.20 | 46.63 | a | 52.20 | 55.31 | 70.48 | 69.47 | a | 68.45 | 67.33 | 55.57 | a | 41.12 | 34.85 | 53.80 | ||||||||||
1919 | 40.48 | 39.86 | 44.16 | 52.28 | 58.19 | e | 61.98 | 72.37 | 71.29 | 61.20 | 47.27 | 38.75 | 32.34 | 51.68 | ||||||||||||
1920 | 35.61 | 38.52 | 42.55 | 47.47 | 54.19 | b | 61.48 | 67.82 | 69.77 | 58.73 | 47.69 | 41.40 | a | 38.95 | 50.35 | |||||||||||
1921 | 38.35 | 41.45 | 46.18 | 48.78 | 54.42 | a | 63.60 | 66.95 | 68.72 | d | 59.18 | 55.61 | 45.63 | 36.95 | 52.15 | |||||||||||
1922 | 34.31 | 38.93 | a | 43.52 | 48.30 | 58.57 | a | 66.40 | 72.95 | 67.82 | 64.08 | 54.90 | a | 40.82 | 38.23 | a | 52.40 | |||||||||
1923 | 37.56 | 39.61 | 44.85 | 50.92 | 56.98 | 62.20 | 71.18 | 70.56 | 64.73 | 51.66 | 44.28 | 36.24 | 52.57 | |||||||||||||
1924 | 37.24 | 45.16 | a | 43.61 | 54.08 | 63.18 | 66.78 | 71.47 | 70.27 | 63.62 | 52.97 | 44.40 | 35.23 | 54.00 | ||||||||||||
1925 | 41.81 | 45.52 | 48.19 | 53.72 | 61.02 | 66.47 | 73.81 | 69.55 | 60.58 | 51.48 | 43.35 | 36.87 | 54.36 | |||||||||||||
1926 | 37.19 | 46.14 | 50.77 | 58.55 | 59.71 | 69.28 | 72.56 | 69.29 | 59.80 | 55.35 | 49.10 | 37.81 | 55.46 | |||||||||||||
1927 | 40.58 | 42.98 | 45.39 | 49.93 | 55.65 | 65.73 | 70.74 | 68.82 | 59.80 | c | 53.45 | a | 47.35 | 37.03 | 53.12 | |||||||||||
1928 | 40.00 | a | 43.19 | 50.30 | a | 50.87 | 62.17 | b | 63.90 | 71.50 | 69.61 | 64.42 | 53.60 | 43.87 | 36.15 | 54.13 | ||||||||||
1929 | 34.82 | 38.07 | 45.55 | 47.73 | 57.69 | 63.18 | 70.17 | a | 70.50 | 60.60 | 54.60 | 40.80 | 41.05 | 52.06 | ||||||||||||
1930 | 31.90 | 45.07 | 48.72 | a | 53.65 | 54.42 | 63.55 | 69.92 | 71.17 | a | 62.80 | 52.69 | 42.60 | 36.55 | 52.75 | |||||||||||
1931 | 39.65 | 43.05 | 48.42 | 55.10 | 63.66 | 64.03 | 72.94 | 70.21 | 62.40 | a | 52.95 | 39.72 | a | 37.58 | 54.14 | |||||||||||
1932 | 34.97 | a | 40.83 | 48.26 | 51.17 | 57.06 | 66.47 | 68.08 | 68.26 | 66.67 | 53.79 | 46.00 | 34.95 | 53.04 | ||||||||||||
1933 | 34.50 | 37.39 | 45.44 | 51.73 | 51.53 | 64.60 | 72.05 | 72.10 | 59.30 | 55.79 | 41.85 | 40.71 | 52.25 | |||||||||||||
1934 | 41.03 | 44.89 | 54.63 | 57.43 | 61.42 | 64.70 | 70.10 | 73.08 | 64.47 | 55.82 | 47.32 | 40.47 | 56.28 | |||||||||||||
1935 | 36.42 | a | 44.36 | 43.35 | 51.82 | 56.87 | 64.83 | 68.35 | 70.87 | a | 66.86 | a | 51.58 | 39.47 | 36.95 | 52.64 | ||||||||||
1936 | 40.34 | 41.88 | 45.94 | 54.31 | a | 59.58 | 64.09 | a | 69.39 | 69.92 | 62.63 | 55.97 | 41.00 | 36.31 | 53.45 | |||||||||||
1937 | 26.39 | 39.02 | 47.55 | 49.47 | 58.50 | 64.92 | 71.24 | 68.68 | 63.62 | 55.19 | 47.03 | 39.97 | 52.63 | |||||||||||||
1938 | 37.81 | 40.98 | 44.29 | 52.18 | 58.40 | 65.93 | 73.84 | 67.89 | 66.36 | a | 53.56 | 40.85 | 38.94 | 53.42 | ||||||||||||
1939 | 37.00 | 38.00 | a | 48.65 | 55.60 | 58.94 | 63.37 | 72.48 | 72.76 | 65.22 | 54.31 | 44.63 | 42.44 | 54.45 | ||||||||||||
1940 | 41.63 | 45.09 | 50.34 | 53.80 | 61.60 | 68.20 | 70.10 | 71.52 | a | 63.58 | 54.82 | 43.88 | b | 42.22 | b | 55.56 | ||||||||||
1941 | 42.29 | 47.23 | 51.27 | a | 51.82 | 58.62 | a | 62.38 | 72.71 | 69.78 | b | 59.62 | 52.21 | 47.25 | 40.53 | 54.64 | ||||||||||
1942 | 39.73 | 42.25 | 46.45 | a | 51.93 | 56.48 | 62.27 | 72.02 | 72.74 | 65.05 | 55.16 | 45.52 | a | 39.77 | 54.11 | |||||||||||
1943 | 36.08 | 45.30 | 48.27 | 54.42 | 57.18 | 61.24 | a | 70.76 | 67.71 | 68.97 | 53.76 | 44.90 | 39.43 | c | 54.00 | |||||||||||
1944 | 38.44 | 41.71 | 46.52 | a | 49.20 | 57.15 | 61.82 | 69.81 | 68.56 | 64.28 | 57.40 | 42.30 | 39.52 | a | 53.06 | |||||||||||
1945 | 40.19 | 43.04 | 44.03 | 50.23 | 57.85 | 62.18 | 71.52 | 71.66 | 64.52 | 55.98 | 43.83 | 41.10 | 53.85 | |||||||||||||
1946 | 37.23 | 41.36 | 45.94 | 52.97 | 59.98 | 62.87 | 71.56 | 71.90 | 62.08 | 49.77 | 43.67 | 39.88 | a | 53.27 | ||||||||||||
1947 | 36.34 | 45.28 | a | 49.84 | 53.88 | 62.56 | 61.48 | 68.40 | 66.56 | 64.75 | 55.89 | 43.65 | 38.47 | 53.93 | ||||||||||||
1948 | 37.74 | 39.66 | 44.53 | a | 47.53 | 55.13 | a | 65.20 | 67.21 | 66.98 | 61.07 | 52.48 | 40.98 | 36.02 | 51.21 | |||||||||||
1949 | 29.02 | 39.13 | a | 46.90 | 55.53 | 60.26 | 65.66 | a | 69.94 | 68.92 | g | 64.93 | 49.58 | 44.98 | 37.29 | 51.20 | a | |||||||||
1950 | 33.24 | 41.82 | 44.89 | 50.60 | a | 57.58 | 64.98 | 71.11 | 72.18 | 64.15 | 54.84 | 46.92 | 44.37 | 53.89 | ||||||||||||
1951 | 38.94 | 41.69 | b | 44.02 | 56.18 | 58.45 | 66.53 | 71.98 | 69.92 | 65.97 | 52.53 | 43.80 | 35.87 | 53.82 | ||||||||||||
1952 | 35.31 | 40.36 | 43.30 | a | 54.08 | 58.18 | 62.30 | 74.25 | a | 70.44 | 67.48 | 58.69 | 38.67 | 38.45 | c | 53.46 | ||||||||||
1953 | 42.19 | 42.80 | 46.08 | 50.53 | 51.95 | 58.53 | 69.39 | 68.94 | 67.13 | 52.89 | 48.36 | b | 39.71 | 53.21 | ||||||||||||
1954 | 40.19 | 44.70 | 45.45 | 53.52 | 61.06 | 60.47 | 69.67 | a | 66.65 | 61.48 | 53.39 | 46.43 | 38.76 | 53.48 | ||||||||||||
1955 | 37.18 | 39.39 | 44.69 | 46.50 | 56.53 | 65.43 | 67.84 | 69.80 | a | 62.57 | 55.24 | 43.63 | 41.69 | 52.54 | ||||||||||||
1956 | 41.18 | 37.83 | 44.39 | 53.85 | 59.63 | 62.80 | 72.13 | 67.90 | 63.28 | 51.39 | 40.20 | 35.84 | 52.53 | |||||||||||||
1957 | 34.45 | 44.34 | 47.73 | a | 51.93 | 59.12 | a | 66.73 | 68.28 | a | 66.26 | 66.93 | b | 51.53 | 40.57 | 37.71 | 52.97 | |||||||||
1958 | 39.82 | 47.86 | 44.63 | 51.27 | 63.61 | 66.35 | 74.11 | 74.23 | 63.63 | 56.81 | 45.73 | 43.16 | 55.93 | |||||||||||||
1959 | 42.45 | 42.39 | 47.02 | 54.38 | 55.94 | 65.30 | 74.03 | 69.34 | 61.88 | 56.56 | 43.40 | 34.95 | 53.97 | |||||||||||||
1960 | 39.44 | 42.93 | 49.50 | 51.88 | 55.52 | 66.87 | 74.02 | 69.07 | a | 65.87 | 54.27 | 45.15 | 38.47 | 54.41 | ||||||||||||
1961 | 41.05 | 45.93 | 46.53 | 52.42 | 56.50 | 69.83 | 72.29 | 74.40 | 61.47 | 54.26 | 42.77 | 37.35 | 54.57 | |||||||||||||
1962 | 33.29 | 41.36 | 45.52 | 55.38 | 54.05 | 63.50 | 70.27 | 68.92 | 66.37 | 53.02 | a | 46.18 | 38.98 | 53.07 | ||||||||||||
1963 | 33.27 | 48.73 | 46.67 | a | 48.38 | 59.69 | 62.82 | 66.42 | 69.27 | 68.08 | 54.60 | 44.35 | 37.31 | 53.30 | ||||||||||||
1964 | 37.03 | 40.48 | 44.16 | 49.85 | 55.74 | 63.43 | 71.56 | 69.68 | ----- | z | 57.42 | 41.87 | 40.50 | 51.98 | a | |||||||||||
1965 | 37.26 | 42.38 | 47.47 | 52.03 | 56.50 | 64.03 | 72.92 | 70.40 | 62.08 | 58.84 | 47.60 | 36.35 | a | 53.99 | ||||||||||||
1966 | 39.10 | a | 42.24 | a | 48.59 | d | 54.90 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.31 | i |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.51 | 42.36 | 46.48 | 52.13 | 57.82 | 64.32 | 70.88 | 69.98 | 63.65 | 53.91 | 43.74 | 38.35 | 53.45 | |||||||||||||
S.D. | 3.44 | 2.88 | 2.58 | 2.68 | 2.88 | 2.38 | 2.10 | 1.95 | 2.57 | 2.42 | 2.61 | 2.60 | 1.16 | |||||||||||||
SKEW | -0.85 | 0.22 | 0.56 | 0.02 | 0.10 | 0.40 | -0.28 | 0.38 | -0.04 | -0.53 | -0.05 | 0.00 | 0.04 | |||||||||||||
MAX | 42.45 | 48.73 | 54.63 | 58.55 | 63.66 | 70.48 | 74.25 | 74.40 | 68.97 | 58.84 | 49.10 | 44.37 | 56.28 | |||||||||||||
MIN | 26.39 | 37.39 | 40.47 | 46.50 | 51.53 | 58.53 | 66.42 | 66.26 | 58.73 | 47.27 | 38.67 | 32.34 | 50.35 | |||||||||||||
YRS | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 50 | 49 | 51 | 51 | 51 | 47 |