YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.60 | 40.10 | 23.67 | b | 36.79 | i | ||
1915 | 20.05 | b | 27.30 | 31.32 | a | 46.43 | 47.29 | 58.90 | a | 62.97 | ----- | z | 53.64 | s | 46.48 | 34.05 | 30.13 | 40.49 | b | |||||||
1916 | 27.23 | 30.50 | ----- | z | ----- | z | ----- | z | 59.41 | a | 63.21 | 62.31 | 55.47 | 45.21 | ----- | z | ----- | z | 49.05 | e | ||||||
1917 | 20.30 | a | 25.38 | b | 28.40 | a | 42.38 | 44.48 | 60.53 | 67.53 | 62.31 | 56.37 | 45.94 | 39.60 | 31.11 | 43.69 | ||||||||||
1918 | 22.88 | a | 30.29 | ----- | z | 43.85 | 49.48 | 62.26 | a | 64.50 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.54 | f | ||||
1919 | 21.90 | 23.83 | b | 31.42 | a | 45.63 | 53.94 | 60.02 | 63.79 | 64.23 | 57.17 | 43.55 | ----- | z | ----- | z | 46.55 | b | ||||||||
1920 | 31.03 | 32.71 | c | 33.37 | a | 37.48 | 52.34 | 59.22 | a | 64.10 | 61.87 | ----- | z | ----- | z | ----- | z | ----- | z | 46.52 | d | |||||
1921 | 36.06 | ----- | z | ----- | z | ----- | z | 50.97 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.52 | j | ||
1922 | ----- | z | ----- | z | ----- | z | ----- | z | 52.50 | 62.70 | 67.28 | a | 67.40 | 60.75 | 46.02 | 31.82 | 29.81 | 52.28 | d | |||||||
1923 | 29.42 | 28.70 | 32.21 | 42.83 | 53.58 | 60.27 | 67.85 | 62.40 | 54.55 | 43.39 | 35.87 | 27.53 | 44.88 | |||||||||||||
1924 | 19.50 | 32.17 | 30.40 | 41.58 | 52.79 | 65.77 | 66.18 | 66.02 | 56.67 | 46.82 | 36.77 | 21.15 | 44.65 | |||||||||||||
1925 | 19.50 | 30.20 | 39.68 | 46.38 | 55.10 | 64.30 | 69.15 | 62.83 | a | 57.75 | 46.50 | a | 35.18 | 25.37 | 45.99 | |||||||||||
1926 | 21.05 | 32.00 | 36.24 | 43.60 | 51.94 | 62.33 | 65.44 | 65.94 | 60.35 | 50.02 | 37.30 | 23.27 | a | 45.79 | ||||||||||||
1927 | 30.52 | 32.78 | a | 34.58 | a | 46.48 | h | 53.71 | 58.18 | 65.60 | a | 62.20 | c | 55.17 | 46.13 | d | ----- | z | 22.74 | 46.16 | b | |||||
1928 | 25.29 | c | 29.66 | g | 39.88 | a | 44.65 | 53.90 | 63.95 | a | 65.31 | 61.81 | 55.08 | 48.22 | a | 37.33 | a | 22.73 | a | 47.10 | a | |||||
1929 | 22.74 | 22.71 | 33.52 | b | 41.52 | 51.34 | 60.57 | 65.55 | 63.84 | 56.22 | 45.42 | 30.03 | 28.18 | 43.47 | ||||||||||||
1930 | 19.71 | 31.29 | 33.53 | 47.22 | a | 47.73 | 62.27 | 64.92 | 63.63 | 56.02 | 42.70 | a | 30.70 | 22.68 | 43.53 | |||||||||||
1931 | 22.69 | 30.68 | 31.69 | 43.50 | 47.24 | 60.65 | 63.63 | 61.74 | b | 56.83 | 42.42 | e | 30.02 | 18.39 | 42.46 | |||||||||||
1932 | 12.78 | b | 29.45 | a | 33.33 | b | 43.35 | 48.79 | b | 56.87 | 62.03 | a | 60.74 | 52.52 | ----- | z | ----- | z | 20.98 | 42.08 | b | |||||
1933 | 20.34 | 18.59 | 36.77 | a | 38.35 | 48.55 | 63.14 | b | 71.29 | 65.31 | 61.93 | 50.44 | 38.83 | 31.88 | a | 45.45 | ||||||||||
1934 | 27.42 | 36.05 | 41.34 | 47.72 | 58.00 | a | 61.87 | 69.68 | 67.08 | 56.53 | 49.60 | 35.90 | 26.45 | 48.14 | ||||||||||||
1935 | 26.62 | a | 28.52 | 33.76 | 41.88 | 46.87 | 59.92 | 62.82 | n | ----- | z | 56.03 | k | ----- | z | ----- | z | 23.27 | g | 39.59 | f | |||||
1936 | 22.92 | 28.60 | 37.97 | 45.08 | 53.97 | 62.27 | h | ----- | z | 64.29 | 55.97 | 44.76 | 34.31 | a | 26.42 | 41.43 | b | |||||||||
1937 | 14.39 | 24.46 | 32.47 | 42.10 | d | 54.15 | e | 59.63 | 65.02 | 65.45 | 57.95 | 48.02 | 35.50 | 28.81 | 44.00 | |||||||||||
1938 | 25.47 | 27.62 | 36.05 | a | 43.32 | 49.90 | a | 60.24 | a | 63.65 | 64.10 | 56.30 | 47.40 | 30.02 | a | 28.66 | 44.39 | |||||||||
1939 | 23.55 | a | 18.18 | 34.60 | 44.63 | 52.71 | 61.92 | 66.32 | a | 64.82 | 59.31 | a | 45.42 | 36.62 | 30.19 | 44.86 | ||||||||||
1940 | 23.58 | 26.71 | 37.85 | 43.58 | 53.35 | 61.72 | 67.39 | 64.52 | 57.80 | 47.90 | 33.20 | 29.35 | 45.58 | |||||||||||||
1941 | 24.05 | 30.41 | 33.60 | 39.17 | 53.06 | 57.00 | 64.15 | 63.29 | 55.13 | 43.37 | 32.37 | 27.03 | 43.55 | |||||||||||||
1942 | 22.98 | a | 24.54 | 30.15 | 44.80 | 51.66 | 61.47 | 67.00 | 64.81 | 56.95 | 47.45 | 38.74 | c | 31.50 | 45.17 | |||||||||||
1943 | 29.73 | 33.00 | 37.22 | a | 49.07 | 53.21 | 61.83 | 67.29 | 67.18 | 58.18 | 47.03 | 36.20 | 28.05 | 47.33 | ||||||||||||
1944 | 24.92 | 29.60 | 33.19 | 41.23 | 51.52 | 60.65 | 66.10 | 66.35 | 59.00 | 49.26 | 33.62 | 26.48 | 45.16 | |||||||||||||
1945 | 26.77 | 31.46 | 33.95 | 42.12 | b | 53.97 | 58.85 | 67.71 | 67.48 | 59.72 | 48.52 | 35.37 | 22.42 | 45.70 | ||||||||||||
1946 | 23.23 | 27.61 | a | 36.81 | 49.50 | b | 51.97 | 64.83 | 68.65 | 65.19 | 59.65 | 45.44 | 34.33 | 33.29 | 46.71 | |||||||||||
1947 | 23.44 | 32.86 | 36.21 | 43.72 | 55.60 | 60.70 | 69.03 | k | 65.98 | 60.73 | 50.45 | 30.80 | 25.26 | 44.16 | a | |||||||||||
1948 | 26.11 | 29.31 | b | 29.43 | a | 47.38 | 54.65 | 61.37 | 67.89 | 66.13 | 61.75 | 48.45 | 31.42 | 29.24 | 46.09 | |||||||||||
1949 | 22.29 | 24.84 | 36.97 | 45.88 | 52.68 | 61.45 | 67.29 | 65.00 | 61.58 | 46.55 | 40.83 | a | 26.53 | 45.99 | ||||||||||||
1950 | 28.95 | a | 33.82 | 37.10 | 46.10 | 50.40 | 60.93 | 65.40 | 63.97 | 55.90 | 53.35 | 37.75 | 32.55 | 47.19 | ||||||||||||
1951 | 26.23 | 28.55 | 34.60 | 42.47 | 52.94 | 59.60 | 69.71 | 64.82 | 57.30 | 45.73 | 32.10 | 24.44 | 44.87 | |||||||||||||
1952 | 27.71 | 26.66 | 29.98 | 44.08 | 53.27 | 63.37 | 66.18 | 66.61 | 59.33 | 49.48 | 31.43 | 24.32 | 45.20 | |||||||||||||
1953 | 29.76 | 26.43 | 36.84 | 41.59 | b | 48.37 | a | 64.12 | 68.18 | 64.00 | 59.40 | 48.15 | 37.11 | b | 22.26 | 45.52 | ||||||||||
1954 | 28.77 | 36.16 | 33.56 | 49.02 | 53.35 | 61.72 | 67.76 | 63.58 | 59.28 | 49.53 | 38.18 | 26.44 | 47.28 | |||||||||||||
1955 | 21.90 | 22.14 | 35.71 | 41.94 | c | 50.73 | 59.30 | 65.24 | 65.34 | 59.32 | 49.03 | 35.73 | 28.90 | 44.61 | ||||||||||||
1956 | 32.60 | 23.40 | 37.48 | 43.25 | 55.13 | 64.90 | 65.93 | a | 63.47 | 60.73 | 48.32 | 30.73 | 26.69 | 46.05 | ||||||||||||
1957 | 29.44 | 35.93 | a | 35.45 | 40.97 | 47.72 | a | 60.76 | a | 66.98 | 64.68 | c | 57.03 | 46.05 | 31.37 | 28.77 | 45.43 | |||||||||
1958 | 26.45 | 31.82 | 31.11 | 41.71 | b | 55.45 | 65.45 | 66.65 | 66.94 | 58.28 | 48.05 | 36.66 | a | 33.29 | 46.82 | |||||||||||
1959 | 27.60 | 29.95 | 34.60 | 44.00 | 52.57 | a | 64.95 | 67.92 | 64.77 | 57.53 | 46.29 | 34.42 | 28.89 | 46.12 | ||||||||||||
1960 | 20.53 | a | 21.73 | a | 35.82 | 45.07 | 51.13 | 63.33 | 66.21 | 66.68 | 60.15 | 45.50 | 36.73 | 25.32 | 44.85 | |||||||||||
1961 | 24.53 | 28.20 | 35.53 | 43.25 | 53.71 | 63.62 | 65.97 | 64.21 | 54.90 | 46.00 | 33.38 | 23.66 | 44.75 | |||||||||||||
1962 | 24.00 | a | 31.41 | 29.95 | 46.88 | 52.31 | 60.53 | 65.44 | 65.61 | 58.77 | 48.90 | 38.57 | 29.95 | 46.03 | ||||||||||||
1963 | 19.60 | 30.73 | 35.68 | 43.92 | 56.06 | 61.88 | 69.03 | 64.35 | 60.59 | a | 51.06 | 36.98 | 26.48 | 46.36 | ||||||||||||
1964 | 21.40 | 20.33 | 29.90 | 40.47 | 52.95 | 60.63 | 67.94 | 63.44 | 57.48 | 48.65 | 33.83 | 25.32 | 43.53 | |||||||||||||
1965 | 26.65 | 27.05 | 32.78 | a | 43.15 | 49.97 | 57.40 | 66.35 | 63.45 | 55.03 | 48.66 | 38.90 | 29.90 | a | 44.94 | |||||||||||
1966 | 21.31 | 22.80 | 37.63 | a | 44.55 | 54.90 | 61.50 | a | 68.95 | 65.32 | 57.19 | a | 47.00 | 38.43 | 25.81 | 45.45 | ||||||||||
1967 | 23.40 | 31.39 | 41.61 | 44.09 | a | 50.74 | 59.82 | 67.66 | 62.24 | 57.35 | 48.44 | 38.25 | 23.08 | 45.67 | ||||||||||||
1968 | 24.55 | 32.00 | 36.03 | 39.43 | a | 50.76 | 61.00 | 64.18 | 60.58 | 55.88 | a | 48.00 | 32.12 | 23.45 | 44.00 | |||||||||||
1969 | 29.10 | 29.18 | 30.27 | a | 45.65 | 54.50 | 59.88 | 67.87 | 67.03 | ----- | z | ----- | z | ----- | z | ----- | z | 47.93 | d | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 24.54 | 28.50 | 34.50 | 43.76 | 52.03 | 61.31 | 66.43 | 64.46 | 57.77 | 47.23 | 35.10 | 26.71 | 45.30 | |||||||||||||
S.D. | 4.30 | 4.27 | 3.12 | 2.64 | 2.69 | 2.10 | 1.95 | 1.77 | 2.15 | 2.23 | 3.04 | 3.47 | 1.21 | |||||||||||||
SKEW | -0.04 | -0.50 | 0.13 | 0.03 | -0.57 | 0.14 | 0.00 | -0.20 | 0.06 | 0.03 | -0.11 | -0.07 | 0.00 | |||||||||||||
MAX | 36.06 | 36.16 | 41.61 | 49.50 | 58.00 | 65.77 | 71.29 | 67.48 | 61.93 | 53.35 | 40.83 | 33.29 | 48.14 | |||||||||||||
MIN | 12.78 | 18.18 | 28.40 | 37.48 | 44.48 | 56.87 | 62.03 | 60.58 | 52.52 | 42.42 | 30.02 | 18.39 | 42.46 | |||||||||||||
YRS | 54 | 52 | 51 | 51 | 54 | 53 | 51 | 51 | 49 | 50 | 47 | 49 | 41 |