YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | 34.16 | c | 30.90 | g | 36.55 | b | 44.42 | e | ----- | z | 71.59 | m | 74.11 | d | 65.31 | w | 61.60 | j | 49.84 | b | 37.70 | g | 32.95 | b | 45.34 | f |
1894 | ----- | z | 19.29 | b | 37.24 | f | 48.07 | g | 57.54 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 19.29 | k |
1895 | ----- | z | ----- | z | ----- | z | 54.04 | r | 55.83 | e | 62.70 | c | 67.92 | e | 68.57 | c | 60.30 | b | 45.47 | a | 31.90 | d | 24.48 | c | 52.15 | d |
1896 | 28.31 | b | 29.78 | 34.06 | 47.53 | a | 58.48 | 68.07 | a | 70.18 | c | 69.65 | 58.27 | 45.34 | b | 29.39 | c | 30.05 | b | 47.43 | ||||||
1897 | 23.34 | c | 27.89 | 34.32 | 47.53 | 60.17 | a | 64.78 | 68.32 | 67.65 | a | 64.04 | b | 49.31 | 35.55 | 23.31 | 47.18 | |||||||||
1898 | 23.17 | b | 34.54 | 34.00 | ----- | z | 53.89 | 66.84 | a | 70.31 | 70.81 | 59.62 | b | 46.21 | 29.57 | 21.35 | 46.39 | a | ||||||||
1899 | 20.28 | b | 8.70 | 30.82 | 47.50 | 55.76 | 70.00 | b | ----- | z | 69.60 | ----- | z | 47.66 | 41.17 | a | 25.69 | 41.72 | b | |||||||
1900 | 31.28 | a | 24.80 | 40.60 | a | 45.95 | a | 59.60 | 69.34 | a | 70.27 | a | 70.63 | 60.85 | 52.03 | 37.86 | a | 31.13 | e | 49.53 | ||||||
1901 | 26.95 | 21.33 | a | 37.69 | 46.48 | 58.89 | 64.83 | 75.06 | 72.67 | b | 61.70 | b | 51.87 | 41.12 | 26.40 | a | 48.75 | |||||||||
1902 | 25.42 | a | 34.19 | b | 37.02 | 49.00 | 58.50 | 67.75 | 69.69 | b | 72.24 | 60.64 | a | 50.53 | b | 38.12 | 23.57 | d | 48.89 | |||||||
1903 | 29.23 | 17.10 | b | 34.43 | c | 48.22 | 54.85 | a | 62.70 | e | 71.85 | a | 70.82 | 59.36 | b | 50.50 | d | 36.12 | a | 32.48 | 47.30 | |||||
1904 | 27.37 | 35.79 | 42.22 | b | 49.15 | 56.95 | a | 62.71 | a | 69.18 | a | 71.02 | c | 62.52 | 51.13 | 40.53 | 33.15 | 50.14 | ||||||||
1905 | 27.24 | b | 21.06 | b | 43.52 | 46.05 | 54.50 | 67.83 | 69.32 | 70.87 | a | 64.17 | 46.02 | c | 39.09 | a | 27.63 | 48.11 | ||||||||
1906 | 32.15 | 32.34 | 27.43 | a | 50.57 | b | 57.38 | a | 64.28 | a | 68.68 | a | 69.27 | 60.91 | g | 52.42 | k | 37.60 | 35.78 | d | 47.55 | b | ||||
1907 | ----- | z | ----- | z | 45.71 | ----- | z | 53.02 | c | 64.06 | l | ----- | z | ----- | z | 61.47 | 51.79 | 34.33 | g | ----- | z | 53.00 | h | |||
1908 | ----- | z | 32.09 | 42.06 | 50.90 | 54.94 | 64.41 | a | 69.58 | a | 68.15 | a | 63.15 | 48.35 | 34.32 | 23.34 | 50.12 | a | ||||||||
1909 | 27.44 | 29.18 | 37.47 | 44.34 | a | 55.13 | 67.17 | 73.63 | 73.77 | 61.88 | 51.69 | 40.17 | a | 17.68 | 48.30 | |||||||||||
1910 | 25.43 | b | 30.29 | 48.73 | 53.25 | 55.58 | 68.52 | b | 74.26 | d | 70.59 | c | 63.60 | 52.68 | a | 41.18 | 31.23 | 51.28 | ||||||||
1911 | 32.74 | 29.80 | 43.47 | 49.72 | 58.63 | 70.40 | 69.89 | 69.10 | 63.40 | a | 47.00 | 33.47 | 22.44 | 49.17 | ||||||||||||
1912 | 23.50 | 28.22 | 24.94 | 46.83 | 56.82 | 63.25 | 70.12 | a | 68.69 | 54.72 | a | 48.27 | 38.07 | ----- | z | 47.59 | a | |||||||||
1913 | 24.74 | 21.57 | 35.89 | 48.65 | 59.00 | 67.03 | a | 70.68 | a | 72.45 | 61.86 | h | 48.00 | b | 41.70 | 17.48 | b | 46.11 | a | |||||||
1914 | 29.42 | a | 24.18 | 39.72 | d | 48.62 | d | 58.11 | c | 67.98 | b | ----- | z | ----- | z | 62.81 | a | 53.02 | a | 42.20 | 21.42 | a | 44.75 | b | ||
1915 | 25.55 | ----- | z | 34.43 | d | 53.86 | a | 56.30 | a | 65.40 | a | ----- | z | 67.90 | b | 61.73 | 51.08 | 41.47 | a | ----- | z | 50.86 | c | |||
1916 | ----- | z | 32.83 | 47.32 | a | 48.31 | d | ----- | z | ----- | z | 72.35 | 66.67 | d | 57.07 | 45.17 | b | ----- | z | 15.39 | l | 52.82 | e | |||
1917 | 18.77 | c | 32.15 | b | 35.11 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.92 | k | 42.65 | 30.82 | 31.90 | g | ||
1918 | 20.95 | 33.80 | 45.40 | 44.43 | a | 58.97 | 71.95 | 70.88 | a | 71.15 | 58.41 | h | 52.40 | b | 33.65 | 28.35 | g | 50.36 | b | |||||||
1919 | 26.09 | d | 26.46 | a | 39.53 | 49.35 | d | 58.08 | a | 68.20 | 76.42 | a | 72.47 | 65.04 | b | 44.10 | b | 29.95 | b | 20.54 | e | 48.02 | ||||
1920 | 28.18 | c | 31.58 | c | 36.59 | b | 38.15 | d | 57.40 | ----- | z | 71.63 | 67.81 | 61.23 | 48.81 | 32.62 | a | 25.96 | e | 45.45 | a | |||||
1921 | 25.66 | i | 29.19 | a | 40.55 | c | 43.85 | 56.53 | 66.98 | 71.90 | 70.02 | 61.08 | 51.00 | 37.37 | 26.65 | 50.47 | a | |||||||||
1922 | 16.62 | a | 25.16 | 36.24 | 44.45 | a | 56.29 | 68.47 | 70.48 | 73.06 | 62.42 | 49.21 | 33.93 | 27.65 | 47.00 | |||||||||||
1923 | 31.84 | b | 24.37 | e | 29.19 | 45.78 | 55.35 | a | 65.27 | 72.68 | 68.39 | 59.47 | 44.00 | 38.43 | 24.25 | e | 46.59 | |||||||||
1924 | 20.33 | b | 32.67 | 26.47 | a | 45.58 | 52.05 | 66.03 | 70.42 | 70.02 | 58.93 | 53.33 | b | 39.14 | a | 15.26 | 45.85 | |||||||||
1925 | 20.16 | c | 35.46 | 39.63 | a | 50.83 | 58.98 | b | 66.88 | 73.05 | 68.73 | a | 63.43 | 41.84 | 35.80 | 26.97 | b | 48.48 | ||||||||
1926 | 22.24 | b | 34.61 | 37.63 | 46.64 | a | 58.31 | 66.17 | a | 70.73 | a | 71.11 | 60.30 | 51.09 | b | 39.00 | 20.37 | d | 48.18 | |||||||
1927 | 28.38 | a | 32.35 | b | 34.87 | 46.72 | 59.29 | b | 65.24 | a | 70.40 | a | 66.10 | 61.22 | 51.23 | ----- | z | 22.37 | e | 48.92 | a | |||||
1928 | 29.39 | 29.39 | b | 39.31 | 44.27 | 58.19 | b | 61.09 | a | 71.13 | 69.10 | 60.13 | 48.83 | b | 36.84 | b | 20.28 | b | 47.33 | |||||||
1929 | 22.40 | 16.02 | e | 37.18 | 46.24 | a | 55.22 | a | 66.77 | 73.73 | 73.11 | 57.80 | 51.12 | b | 22.82 | 24.96 | c | 45.61 | ||||||||
1930 | 8.84 | 35.48 | 34.31 | 53.60 | 54.90 | b | 67.55 | 73.77 | a | 70.66 | 61.67 | a | 48.10 | 36.15 | 25.97 | 47.58 | ||||||||||
1931 | 29.34 | 34.68 | 35.74 | b | 46.78 | a | 54.58 | 70.78 | 74.82 | a | 70.90 | 64.71 | a | 51.26 | 32.10 | a | 24.98 | 49.22 | ||||||||
1932 | 22.85 | 33.47 | 30.72 | d | 49.57 | a | 58.93 | a | 65.45 | 74.58 | 71.11 | 61.82 | 45.52 | b | 37.42 | 13.90 | 47.11 | |||||||||
1933 | 26.06 | 22.65 | b | 39.88 | b | 44.45 | a | 54.43 | a | 71.55 | a | 75.50 | a | 69.65 | 64.46 | c | 51.81 | 39.98 | a | 35.60 | b | 49.67 | ||||
1934 | 33.18 | 33.10 | b | 41.66 | c | 48.82 | 66.14 | c | 69.84 | a | 76.63 | 73.13 | 58.94 | c | 53.03 | a | 39.92 | 30.40 | 52.07 | |||||||
1935 | 30.30 | a | 33.61 | a | 40.61 | c | 45.78 | c | 51.18 | f | 66.19 | c | 74.40 | 71.73 | 61.48 | c | 48.50 | b | 32.62 | 28.69 | 48.54 | a | ||||
1936 | 25.45 | a | 17.36 | d | 37.91 | b | 50.00 | b | 59.94 | 70.08 | 76.65 | 72.43 | a | 63.47 | a | 48.10 | b | 37.47 | a | 27.95 | 48.90 | |||||
1937 | 7.20 | f | 27.35 | d | 36.86 | c | 47.47 | a | 59.47 | a | 66.54 | d | 73.97 | 75.26 | 65.59 | a | 51.24 | 36.38 | b | 23.80 | d | 51.26 | a | |||
1938 | 25.80 | d | 33.71 | d | 42.38 | a | 49.41 | c | 55.56 | 68.14 | a | 73.63 | 73.77 | 64.26 | a | 53.22 | a | 31.33 | c | 24.35 | d | 49.63 | ||||
1939 | 28.97 | a | 21.90 | c | 39.36 | b | 49.93 | c | 61.18 | a | 67.41 | a | 76.45 | 71.20 | a | 64.53 | a | 49.77 | 37.28 | 33.21 | 50.10 | |||||
1940 | 13.62 | j | 31.13 | b | 42.33 | a | 47.20 | e | 59.08 | a | 69.81 | a | 74.10 | a | 70.24 | 64.55 | a | 52.09 | b | 31.10 | d | 28.05 | b | 51.79 | a | |
1941 | 26.93 | a | 32.45 | f | 35.47 | b | 46.79 | a | 60.02 | b | 65.32 | 71.73 | 69.97 | 59.61 | b | 48.05 | b | 36.75 | 24.52 | 49.56 | a | |||||
1942 | 16.02 | a | 15.89 | a | 33.34 | 50.33 | c | 54.85 | a | 66.16 | a | 72.97 | 70.19 | 60.03 | 50.00 | c | 37.86 | b | 32.16 | 46.65 | ||||||
1943 | 29.15 | a | 35.80 | a | 31.50 | c | 53.12 | a | 53.91 | c | 65.32 | 75.10 | 74.26 | 61.25 | 49.40 | 36.42 | 28.21 | b | 49.45 | |||||||
1944 | 24.63 | a | 29.39 | b | 31.83 | b | 42.52 | a | 58.63 | a | 66.57 | 71.82 | 72.77 | 61.25 | 50.90 | a | 35.25 | b | 23.25 | e | 47.40 | |||||
1945 | 27.81 | b | 30.82 | c | 39.65 | d | 42.46 | b | 57.18 | c | 62.70 | 73.44 | 71.02 | a | 56.46 | b | 50.71 | 37.31 | a | 25.44 | 47.92 | |||||
1946 | 27.93 | a | 30.92 | c | 43.17 | b | 54.55 | 53.55 | a | 67.63 | 74.40 | 70.81 | 61.90 | 48.06 | 28.77 | 32.48 | 49.52 | |||||||||
1947 | 27.25 | a | 25.50 | b | 32.88 | a | 46.15 | 55.04 | c | 63.45 | 73.15 | 74.03 | 66.03 | 54.11 | 30.92 | 30.77 | 48.27 | |||||||||
1948 | 22.56 | e | 22.98 | b | 32.10 | b | 53.07 | b | 60.97 | 69.32 | 73.83 | a | 71.44 | 65.27 | b | 48.53 | 34.12 | 23.17 | a | 48.11 | ||||||
1949 | 11.97 | 24.78 | a | 37.79 | 49.10 | 57.48 | 65.48 | a | 72.84 | 71.87 | a | 60.28 | 48.00 | 45.28 | 27.24 | 47.68 | ||||||||||
1950 | 21.56 | 36.14 | 36.74 | 47.70 | 52.76 | 66.67 | 69.89 | 69.54 | d | 61.17 | a | 53.94 | 35.67 | a | 32.32 | a | 48.67 | |||||||||
1951 | 26.03 | a | 27.73 | 34.87 | 43.70 | 57.08 | 62.28 | a | 72.56 | 69.21 | 60.00 | b | 47.33 | a | 33.13 | 26.12 | b | 46.67 | ||||||||
1952 | 25.81 | b | 32.12 | 32.23 | 48.47 | a | 56.45 | 71.73 | 71.98 | a | 70.89 | 61.87 | 47.32 | a | 28.20 | 24.03 | b | 47.59 | ||||||||
1953 | 32.15 | 30.88 | 39.81 | 40.78 | 52.52 | 68.53 | a | 72.79 | 71.19 | 64.64 | a | 52.39 | 38.73 | 26.90 | 49.28 | |||||||||||
1954 | 29.07 | a | 39.46 | 33.76 | 51.45 | 56.32 | 67.48 | 76.78 | a | 70.29 | 64.50 | 48.12 | a | 38.22 | 27.34 | 50.23 | ||||||||||
1955 | 14.74 | 18.78 | a | 35.54 | c | 48.57 | 58.27 | i | 63.40 | a | 75.90 | 73.16 | 62.67 | 50.69 | 30.33 | 27.23 | 45.55 | a | ||||||||
1956 | 29.77 | 19.19 | b | 36.24 | 45.15 | 59.95 | b | 72.65 | 72.82 | a | 68.84 | 62.03 | 51.97 | b | 32.12 | d | 30.10 | b | 48.40 | |||||||
1957 | 19.68 | 36.22 | a | 38.16 | c | 41.81 | a | 54.08 | a | 65.45 | 73.79 | b | 72.00 | j | 58.93 | 48.45 | 33.27 | b | 33.06 | 45.72 | a | |||||
1958 | 27.52 | b | 33.41 | a | 30.98 | 43.97 | 61.50 | 68.33 | 69.82 | c | 72.48 | a | 63.92 | 50.23 | 34.72 | a | 26.57 | a | 48.62 | |||||||
1959 | 22.12 | c | 23.71 | 36.53 | 44.63 | 57.16 | 70.57 | 72.00 | 72.72 | a | 59.77 | b | 44.58 | a | 33.50 | a | 31.35 | 47.39 | ||||||||
1960 | 21.16 | c | 24.41 | 34.44 | 49.57 | 57.21 | 67.67 | 72.11 | 70.66 | 62.98 | 50.02 | a | 36.93 | 25.57 | a | 47.73 | ||||||||||
1961 | 25.87 | a | 33.32 | 36.98 | 45.38 | 56.76 | 67.08 | 71.47 | 70.97 | 55.42 | 48.11 | 32.18 | 23.47 | 47.25 | ||||||||||||
1962 | 12.24 | 27.78 | c | 33.79 | 50.47 | a | 59.71 | 65.38 | a | 71.70 | f | 69.89 | 61.62 | 53.07 | d | 39.68 | e | 29.54 | g | 47.36 | b | |||||
1963 | 11.79 | c | 35.91 | 36.97 | 49.82 | 61.13 | 68.73 | 76.12 | a | 70.20 | a | 65.09 | a | 56.87 | e | 39.30 | e | 22.41 | i | 51.99 | a | |||||
1964 | 27.00 | l | 27.00 | b | 31.95 | 46.08 | 60.16 | 66.10 | 76.81 | 69.55 | 61.59 | b | 51.91 | h | 37.60 | j | 30.68 | i | 54.91 | d | ||||||
1965 | 33.04 | f | 26.91 | 28.05 | 50.41 | b | 57.52 | 65.55 | 73.00 | a | 69.61 | 53.22 | 53.74 | j | 43.87 | k | 29.96 | h | 53.03 | d | ||||||
1966 | 21.44 | d | 25.64 | 40.84 | 45.45 | a | 59.18 | 66.68 | 77.06 | 69.84 | c | 63.76 | a | 50.25 | g | 38.17 | i | 27.64 | i | 52.21 | c | |||||
1967 | 29.04 | e | 31.96 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 30.50 | j |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 24.89 | 28.42 | 36.77 | 47.50 | 57.24 | 66.89 | 72.65 | 70.70 | 61.54 | 49.61 | 35.96 | 26.44 | 48.32 | |||||||||||||
S.D. | 5.50 | 6.15 | 4.76 | 3.23 | 2.57 | 2.53 | 2.36 | 1.85 | 2.65 | 2.82 | 4.16 | 4.72 | 1.34 | |||||||||||||
SKEW | -0.89 | -0.78 | 0.02 | -0.11 | 0.38 | 0.05 | 0.09 | 0.05 | -0.78 | -0.30 | -0.45 | -0.28 | 0.47 | |||||||||||||
MAX | 34.16 | 39.46 | 48.73 | 54.55 | 66.14 | 72.65 | 77.06 | 75.26 | 66.03 | 56.87 | 45.28 | 35.78 | 52.07 | |||||||||||||
MIN | 8.84 | 8.70 | 24.94 | 38.15 | 52.05 | 61.09 | 67.92 | 66.10 | 53.22 | 41.84 | 22.82 | 13.90 | 45.61 | |||||||||||||
YRS | 65 | 70 | 72 | 69 | 68 | 68 | 67 | 68 | 67 | 68 | 66 | 63 | 45 |