YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | ----- | z | 50.32 | 55.25 | 62.56 | 64.94 | 59.00 | e | 43.97 | a | 35.38 | a | 35.24 | b | 50.83 | d | ||||
1894 | 25.98 | k | 26.79 | g | 36.36 | c | 45.02 | 54.32 | c | 57.45 | 66.52 | 68.08 | 54.42 | 47.52 | b | 42.15 | 30.18 | 50.20 | b | |||||||
1895 | 27.24 | f | 34.61 | 37.53 | b | 48.18 | 51.40 | 58.28 | ----- | z | ----- | z | ----- | z | ----- | z | 35.86 | e | 29.61 | d | 42.21 | e | ||||
1896 | 32.34 | b | 36.85 | c | 36.97 | a | 42.95 | 47.61 | 60.27 | 70.82 | 66.68 | 56.37 | 48.56 | 30.85 | g | 38.02 | 48.86 | a | ||||||||
1897 | 30.46 | d | 32.62 | 32.05 | b | 47.89 | b | 59.71 | 59.66 | b | 61.92 | 70.24 | 58.00 | 48.29 | b | 36.50 | g | 32.17 | h | 50.09 | b | |||||
1898 | 25.03 | b | 37.15 | b | 33.73 | 48.02 | 52.24 | b | 60.10 | 65.56 | 71.44 | 60.47 | 46.06 | 33.34 | b | 24.93 | d | 46.51 | ||||||||
1899 | 30.15 | g | 24.85 | b | 35.89 | 43.08 | 48.66 | 56.70 | 66.98 | 60.52 | a | 61.70 | 45.75 | a | 44.33 | 33.08 | 47.41 | a | ||||||||
1900 | 36.40 | 32.02 | c | 44.85 | a | 49.38 | a | 55.19 | 62.87 | 66.57 | b | 60.50 | a | 55.82 | ----- | z | ----- | z | ----- | z | 51.51 | c | ||||
1901 | 30.56 | e | 33.87 | a | 41.00 | b | 44.63 | 56.20 | a | 55.67 | a | 66.19 | b | ----- | z | 55.88 | r | 53.93 | h | ----- | z | ----- | z | 46.87 | e | |
1902 | 31.62 | j | 35.14 | g | 38.65 | a | 46.30 | c | 53.45 | 57.45 | b | 65.11 | h | 64.88 | a | 58.28 | c | 52.48 | b | 35.08 | f | 31.43 | b | 50.36 | d | |
1903 | 31.74 | 29.52 | 37.75 | c | 44.97 | a | 53.02 | e | 65.36 | b | 64.40 | f | 64.69 | j | 55.69 | c | 51.47 | m | 38.44 | e | 32.55 | c | 43.23 | c | ||
1904 | 31.05 | b | 32.46 | a | 35.98 | c | 50.20 | c | 53.34 | 59.61 | h | 66.84 | f | 69.60 | p | 61.15 | f | 53.11 | i | 46.22 | l | 34.68 | c | 39.62 | f | |
1905 | 32.24 | f | 30.85 | b | 43.12 | b | 49.74 | c | 52.56 | e | 59.42 | r | 70.32 | f | 68.58 | a | 59.43 | a | 43.44 | 38.68 | 32.80 | a | 46.58 | c | ||
1906 | 33.57 | a | 35.46 | 39.30 | c | 53.10 | 54.53 | 57.68 | 73.47 | 66.31 | b | 60.47 | a | 48.60 | k | 35.90 | 34.57 | d | 49.49 | a | ||||||
1907 | 19.66 | 34.96 | b | 39.15 | 48.24 | i | ----- | z | 60.41 | b | 70.94 | o | ----- | z | ----- | z | 57.00 | a | 41.15 | 35.29 | 41.09 | e | ||||
1908 | 32.62 | b | 32.46 | c | 39.81 | b | 47.41 | a | 50.26 | 58.29 | b | 71.39 | d | 68.08 | 60.60 | a | 47.97 | 42.36 | b | 29.67 | a | 48.41 | ||||
1909 | 27.59 | d | 33.77 | q | 42.06 | g | 41.74 | e | 50.73 | ----- | z | 63.07 | i | 65.64 | c | 61.41 | c | 48.90 | e | 36.41 | h | 26.52 | 46.08 | e | ||
1910 | 25.67 | b | 27.74 | i | 45.76 | f | 53.33 | a | 57.65 | 59.67 | a | 68.45 | 64.16 | c | 57.87 | 51.43 | a | 39.23 | j | 33.48 | a | 52.41 | c | |||
1911 | 28.78 | d | 26.89 | a | 40.71 | 44.87 | 49.19 | b | 61.70 | 67.55 | l | 65.82 | a | 56.53 | 47.18 | a | 37.56 | e | 31.58 | 44.62 | a | |||||
1912 | 29.32 | c | 33.48 | 34.34 | 45.00 | a | 53.89 | 55.55 | t | 66.50 | l | 62.27 | c | 55.22 | 43.71 | 36.78 | c | 31.95 | c | 42.59 | b | |||||
1913 | 23.88 | c | 20.98 | b | 32.60 | 45.20 | 52.12 | c | 63.82 | 70.11 | c | 71.95 | 61.24 | a | 44.16 | 35.55 | 29.77 | 45.95 | ||||||||
1914 | 34.98 | 31.07 | 44.02 | b | 47.55 | 56.45 | 59.43 | 73.16 | c | 68.79 | c | 54.61 | b | 49.61 | 39.80 | 23.87 | a | 48.61 | ||||||||
1915 | 25.16 | 37.52 | d | 43.68 | 50.22 | 53.21 | 59.42 | 65.97 | 74.45 | 59.88 | 51.53 | b | 34.85 | c | 31.37 | 48.94 | ||||||||||
1916 | 16.61 | d | 30.89 | b | 40.18 | 45.95 | 47.70 | c | 56.98 | b | 63.34 | 66.39 | 57.32 | 47.24 | 32.81 | d | 23.82 | a | 44.10 | |||||||
1917 | 25.33 | a | 28.73 | 30.26 | b | 41.26 | a | 51.29 | 58.38 | b | 71.16 | 70.34 | 62.93 | b | 50.40 | 44.40 | 40.56 | d | 47.92 | |||||||
1918 | 33.03 | 29.86 | 40.13 | 46.73 | 51.36 | i | 64.76 | a | 69.60 | 65.71 | 65.58 | d | 53.17 | b | 38.60 | 31.15 | 48.94 | a | ||||||||
1919 | 32.95 | 31.39 | 39.81 | 47.45 | 51.23 | 59.90 | 69.95 | 67.73 | 58.61 | b | 41.90 | b | 35.67 | d | 22.15 | 46.56 | ||||||||||
1920 | 30.83 | a | 33.18 | a | 36.68 | 42.10 | 49.52 | 56.80 | 68.94 | 67.98 | 58.73 | 44.76 | 37.73 | 32.24 | 46.62 | |||||||||||
1921 | 30.16 | 32.33 | b | 39.43 | b | 44.16 | e | 54.47 | 63.15 | 66.16 | 68.31 | 52.42 | 51.10 | 39.57 | 29.04 | d | 47.52 | |||||||||
1922 | 19.76 | 24.79 | b | 33.98 | b | 41.58 | 53.03 | b | 67.38 | 70.90 | 70.42 | 61.80 | 51.53 | 32.58 | 24.74 | 46.04 | ||||||||||
1923 | 32.87 | 24.12 | 38.23 | 47.02 | 53.35 | 56.88 | 68.31 | 68.73 | 61.33 | 46.74 | 39.80 | 31.89 | 47.44 | |||||||||||||
1924 | 26.52 | 39.07 | 38.19 | 46.98 | 60.21 | 62.07 | 67.43 | a | 60.82 | ----- | z | 43.37 | h | 37.04 | g | 21.94 | d | 47.03 | c | |||||||
1925 | 33.31 | 38.98 | 40.92 | 50.02 | 57.76 | b | 62.53 | 72.61 | c | 68.16 | c | 59.68 | 46.77 | e | 37.72 | a | 35.15 | a | 50.30 | |||||||
1926 | 29.52 | 38.84 | 43.21 | 53.07 | 54.28 | a | 62.82 | 70.82 | a | 66.19 | 51.92 | 49.92 | g | 40.87 | 29.90 | e | 49.22 | a | ||||||||
1927 | 27.92 | 34.80 | 38.19 | g | 43.45 | a | 48.98 | 61.54 | b | 68.42 | 67.31 | 54.71 | b | 50.47 | 40.54 | b | 23.38 | e | 47.41 | a | ||||||
1928 | 30.10 | b | 32.97 | 41.90 | 44.15 | 60.23 | 59.59 | b | 71.06 | 64.18 | n | 60.25 | 48.58 | 38.30 | 30.07 | b | 47.02 | a | ||||||||
1929 | 18.44 | 20.05 | 39.56 | 42.70 | 53.84 | 53.87 | 68.04 | c | 71.40 | 55.92 | 52.25 | a | 37.40 | a | 35.59 | c | 45.75 | |||||||||
1930 | 13.60 | 38.43 | 41.53 | 52.02 | 53.73 | c | 58.13 | d | 68.85 | a | 69.45 | a | 59.59 | a | 44.95 | b | 37.32 | e | 26.29 | b | 46.99 | |||||
1931 | 32.88 | b | 31.98 | e | 37.73 | e | 45.80 | c | 56.40 | a | 59.10 | e | 69.27 | a | 68.81 | 58.22 | 49.10 | a | 32.30 | b | 29.28 | f | 49.23 | a | ||
1932 | 27.79 | c | 28.02 | b | 37.85 | a | 47.61 | c | 54.30 | a | 63.13 | 66.15 | 66.61 | 59.97 | 49.34 | 42.63 | 25.79 | 47.43 | ||||||||
1933 | 30.58 | 22.59 | 38.56 | 46.50 | a | 50.50 | 61.97 | 69.15 | 69.62 | b | 55.88 | 52.90 | 41.20 | 38.33 | b | 48.15 | ||||||||||
1934 | 39.40 | 42.41 | 47.76 | 55.55 | 59.58 | 62.07 | 68.18 | 68.24 | 56.17 | ----- | z | 43.71 | b | 32.64 | b | 52.34 | a | |||||||||
1935 | 31.31 | 35.66 | 36.22 | a | 43.81 | a | 53.82 | 60.71 | b | 66.71 | 65.52 | 62.65 | 47.80 | d | 31.25 | n | 31.52 | a | 48.70 | a | ||||||
1936 | 31.24 | b | 16.67 | f | 37.26 | 50.80 | 60.02 | b | 63.09 | b | 69.55 | b | 67.66 | 57.86 | b | 52.47 | 36.78 | 34.72 | a | 51.04 | a | |||||
1937 | 10.76 | b | 29.84 | 42.40 | 43.44 | d | 55.71 | 60.40 | 68.98 | 64.26 | 61.05 | 52.37 | 41.25 | 34.03 | 47.04 | |||||||||||
1938 | 31.77 | 33.00 | 39.42 | 47.32 | 53.84 | 62.80 | 71.05 | 65.63 | 66.27 | 50.15 | 34.28 | 33.39 | 49.08 | |||||||||||||
1939 | 35.13 | 29.43 | 40.10 | 50.09 | b | 56.69 | 58.30 | 69.13 | 69.34 | 60.48 | 49.47 | 45.48 | a | 38.77 | a | 50.20 | ||||||||||
1940 | 32.80 | c | 37.76 | 44.10 | 48.85 | 58.56 | 64.42 | 69.08 | 68.39 | 62.85 | d | 52.35 | 33.62 | e | 35.70 | a | 50.71 | |||||||||
1941 | 33.21 | b | 38.55 | 44.93 | a | 50.71 | b | 53.62 | b | 58.69 | d | 70.81 | 66.70 | a | 53.54 | c | 47.48 | 41.89 | c | 34.00 | f | 50.92 | a | |||
1942 | 24.32 | 32.05 | 39.27 | 49.74 | a | 50.52 | c | 56.62 | a | 68.32 | 68.77 | 60.33 | a | 50.91 | d | 36.04 | b | 33.09 | b | 47.50 | ||||||
1943 | 22.93 | h | 34.92 | b | 37.20 | d | 49.90 | e | 50.95 | b | 56.60 | a | 68.16 | b | 65.24 | ----- | z | 50.69 | 39.40 | 31.10 | 48.42 | b | ||||
1944 | 31.97 | 31.43 | 35.92 | a | 48.15 | 56.00 | 59.72 | 68.15 | 64.80 | a | 61.89 | b | 56.23 | a | 36.93 | 27.60 | j | 50.11 | a | |||||||
1945 | 33.36 | c | 35.92 | c | 37.33 | b | 43.45 | a | 55.32 | 57.55 | 69.29 | 68.98 | 56.13 | 52.48 | a | 36.02 | d | 30.17 | b | 48.00 | ||||||
1946 | 31.07 | b | 33.42 | d | 40.44 | 48.25 | 55.89 | c | 58.18 | 67.22 | a | 67.57 | a | 58.20 | b | 43.12 | b | 36.15 | c | 34.24 | b | 47.81 | ||||
1947 | 27.27 | e | 36.65 | b | 42.70 | a | 48.22 | a | 59.18 | a | 58.00 | 67.47 | 65.40 | 59.86 | b | 49.55 | c | 35.92 | 34.15 | a | 48.70 | |||||
1948 | 29.52 | c | 30.19 | c | 36.15 | a | 44.22 | c | 51.79 | e | 63.57 | 63.63 | 64.42 | 58.62 | 49.05 | 36.03 | 24.69 | 45.99 | ||||||||
1949 | 11.08 | 28.59 | 40.05 | 50.19 | a | 57.66 | 60.52 | 66.81 | 67.89 | 61.77 | 44.53 | 43.50 | g | 31.18 | 47.30 | a | ||||||||||
1950 | 14.58 | 32.06 | a | 37.27 | 43.95 | 51.34 | 59.43 | 67.48 | 67.87 | 61.40 | 49.77 | 39.02 | 38.23 | 46.87 | ||||||||||||
1951 | 29.42 | 34.23 | 35.35 | 48.58 | 53.87 | 59.10 | 68.92 | 66.79 | 61.45 | 47.85 | 37.18 | 27.38 | b | 47.51 | ||||||||||||
1952 | 25.77 | 32.71 | 37.18 | 50.25 | 55.42 | 59.42 | 68.16 | 67.94 | 63.62 | 57.06 | 35.68 | 33.39 | 48.88 | |||||||||||||
1953 | 39.89 | 36.45 | 40.32 | 45.68 | 51.74 | 55.63 | 66.61 | 66.39 | 62.45 | 53.63 | 43.16 | a | 36.15 | 49.84 | ||||||||||||
1954 | 30.11 | 37.95 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.03 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.45 | 32.53 | 38.89 | 47.09 | 53.87 | 59.88 | 68.34 | 67.18 | 59.06 | 49.15 | 38.20 | 31.40 | 47.71 | |||||||||||||
S.D. | 6.44 | 4.70 | 3.41 | 3.27 | 3.23 | 2.81 | 2.46 | 2.72 | 3.12 | 3.52 | 3.31 | 4.43 | 1.50 | |||||||||||||
SKEW | -1.11 | -0.61 | 0.03 | 0.27 | 0.21 | 0.33 | -0.38 | -0.29 | -0.17 | 0.10 | 0.30 | -0.36 | 0.02 | |||||||||||||
MAX | 39.89 | 42.41 | 47.76 | 55.55 | 60.23 | 67.38 | 73.47 | 74.45 | 66.27 | 57.06 | 45.48 | 40.56 | 50.71 | |||||||||||||
MIN | 10.76 | 20.05 | 30.26 | 41.26 | 47.61 | 53.87 | 61.92 | 60.50 | 51.92 | 41.90 | 32.30 | 21.94 | 44.10 | |||||||||||||
YRS | 55 | 56 | 57 | 59 | 59 | 57 | 52 | 55 | 55 | 52 | 50 | 55 | 30 |