YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | 28.23 | b | ----- | z | 45.55 | 54.83 | g | 58.06 | f | 67.13 | 68.41 | b | 57.93 | 46.35 | 39.77 | 39.87 | a | 49.16 | d | |||||
1894 | 31.19 | b | 29.95 | 41.11 | 47.65 | ----- | z | ----- | z | ----- | z | 71.32 | 57.25 | 50.44 | 44.18 | 31.41 | d | 44.94 | c | |||||||
1895 | 30.98 | b | 39.23 | 42.47 | 52.15 | 54.74 | 62.28 | 67.63 | 68.63 | 56.21 | b | 52.55 | 38.78 | 34.22 | a | 49.99 | ||||||||||
1896 | 36.02 | 40.10 | c | 41.98 | b | 43.68 | 49.00 | 60.92 | 71.68 | 67.44 | 56.32 | 48.81 | 33.39 | b | 37.57 | b | 48.91 | |||||||||
1897 | 28.03 | 36.84 | 35.11 | 52.93 | 61.95 | 61.73 | 65.45 | 72.69 | 59.15 | 50.47 | 38.71 | b | 34.54 | d | 49.80 | |||||||||||
1898 | 31.57 | b | 43.42 | b | 38.79 | 52.63 | 56.97 | 63.04 | b | 75.35 | 72.97 | 60.47 | 48.76 | 37.67 | 25.54 | c | 50.60 | |||||||||
1899 | 33.06 | 28.66 | 39.90 | 45.97 | 51.11 | 58.75 | 68.84 | 61.63 | 63.12 | a | 47.08 | 48.37 | 36.39 | 48.57 | ||||||||||||
1900 | 40.19 | 35.92 | b | 47.87 | 48.37 | 55.63 | a | 64.93 | a | 69.03 | 62.89 | 57.15 | 48.18 | 38.87 | ----- | z | 51.73 | a | ||||||||
1901 | 31.76 | b | 35.33 | b | 41.52 | c | 45.19 | i | 56.24 | h | 56.04 | d | 67.27 | c | 71.25 | a | 54.29 | a | 54.40 | 45.06 | c | 35.02 | b | 49.19 | b | |
1902 | 27.43 | b | 37.91 | 41.44 | g | 45.14 | b | 52.87 | 58.50 | 63.63 | 65.95 | 57.40 | 51.32 | 38.59 | a | 32.08 | a | 48.26 | a | |||||||
1903 | 33.60 | a | 29.14 | 39.45 | 44.34 | b | 53.02 | b | 64.52 | 62.71 | g | 65.21 | g | 56.43 | h | 49.77 | e | 40.06 | n | 33.72 | m | 44.83 | e | |||
1904 | 36.44 | m | 34.84 | j | 36.50 | c | 49.75 | 53.05 | 61.24 | e | 65.05 | i | 70.68 | 61.15 | f | 50.43 | a | 44.35 | 33.12 | b | 49.89 | d | ||||
1905 | 30.97 | a | 29.24 | a | 40.29 | c | 47.52 | a | 50.03 | 58.82 | 70.90 | 66.35 | 59.40 | 43.69 | 37.37 | 31.28 | a | 47.16 | ||||||||
1906 | 33.19 | g | 33.31 | a | 36.97 | a | 51.45 | a | 53.63 | 56.48 | 74.31 | 66.77 | 59.05 | a | 51.29 | c | 40.53 | 39.66 | i | 52.38 | b | |||||
1907 | 22.04 | d | 36.02 | a | 40.38 | a | 47.41 | a | 59.59 | b | 59.48 | b | 70.02 | 63.91 | b | 60.02 | g | 57.55 | a | 44.52 | b | 37.52 | 48.95 | a | ||
1908 | 38.48 | c | 34.80 | d | 43.22 | a | 51.35 | c | 52.40 | g | 61.02 | b | 78.68 | c | 74.74 | b | 66.97 | a | 48.38 | e | 41.85 | f | 30.09 | h | 55.29 | c |
1909 | 29.79 | c | 39.71 | g | 44.37 | a | 47.36 | b | 54.13 | 62.15 | f | 67.19 | b | 69.32 | a | 55.98 | a | 44.57 | a | 39.33 | c | 26.05 | c | 47.81 | b | |
1910 | 29.63 | 28.16 | 48.37 | a | 54.10 | d | 61.30 | a | 64.83 | a | 70.86 | c | 65.07 | b | 60.38 | 53.64 | f | 40.85 | c | 37.31 | e | 50.99 | a | |||
1911 | 33.81 | d | 33.02 | c | 46.57 | a | 50.08 | 50.46 | c | 62.60 | a | 69.23 | i | 66.41 | d | 56.67 | 50.16 | 42.31 | a | 33.78 | b | 47.81 | a | |||
1912 | 30.71 | 36.04 | b | 38.48 | a | 47.68 | b | 56.42 | a | 62.07 | b | 66.53 | 62.98 | a | 55.68 | 46.18 | 42.45 | 35.48 | 48.39 | |||||||
1913 | 28.58 | f | 27.23 | 38.06 | 48.73 | 54.82 | 61.42 | 71.26 | ----- | z | 64.25 | 46.98 | a | 41.90 | 31.19 | 48.59 | b | |||||||||
1914 | 40.73 | 35.16 | 45.87 | 50.27 | 57.56 | 60.67 | 72.18 | 70.89 | 58.24 | a | 55.19 | 41.63 | 26.10 | b | 51.21 | |||||||||||
1915 | 29.23 | a | 40.20 | 45.81 | 55.47 | 53.58 | 60.48 | 67.94 | 73.16 | 59.20 | b | 52.24 | b | 39.42 | 35.15 | a | 50.99 | |||||||||
1916 | 17.23 | c | 31.88 | 43.52 | 50.13 | 51.16 | 60.70 | 64.85 | a | 69.17 | b | 61.20 | 50.58 | a | 36.78 | e | 30.62 | b | 47.32 | |||||||
1917 | 31.31 | 34.11 | 36.66 | 46.22 | 53.85 | 60.93 | 71.34 | 70.48 | 62.15 | 52.69 | 45.00 | 44.53 | 50.77 | |||||||||||||
1918 | 41.79 | c | 37.84 | 47.28 | a | 51.00 | b | 53.69 | 67.12 | b | 71.05 | l | 64.53 | b | 64.20 | 53.10 | a | 39.93 | 33.34 | 50.35 | a | |||||
1919 | 34.35 | 34.17 | a | 42.28 | d | 52.54 | d | 55.19 | 60.05 | 70.05 | a | 70.55 | a | 57.84 | a | 45.07 | b | 37.33 | d | 23.91 | b | 48.61 | ||||
1920 | 29.35 | 33.72 | 40.27 | 43.95 | 52.86 | c | 58.80 | 69.45 | 67.45 | 57.42 | 46.42 | 38.55 | a | 35.92 | 47.85 | |||||||||||
1921 | 33.61 | 37.12 | 42.94 | 46.40 | 54.66 | 62.52 | 66.60 | a | 67.94 | 54.98 | a | 49.97 | 38.55 | b | 27.58 | a | 48.57 | |||||||||
1922 | 22.90 | a | 30.20 | 39.08 | 45.23 | 54.79 | 68.87 | 71.22 | a | 68.76 | 64.33 | 53.05 | b | 35.21 | a | 29.34 | 48.58 | |||||||||
1923 | 37.90 | 27.05 | 43.85 | a | 50.92 | 56.26 | 60.69 | a | 70.42 | 68.31 | 65.93 | 49.53 | 42.20 | 39.53 | 51.05 | |||||||||||
1924 | 29.29 | b | 44.29 | a | 41.85 | 49.67 | 61.39 | 64.08 | 70.20 | a | 68.05 | c | 61.85 | c | 49.94 | 36.05 | 19.84 | c | 49.71 | |||||||
1925 | 37.05 | a | 41.74 | c | 43.32 | 52.02 | 57.02 | 63.10 | 71.89 | l | ----- | z | ----- | z | ----- | z | ----- | z | 33.26 | n | 49.04 | f | ||||
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.79 | b | 45.56 | d | 29.71 | g | 49.68 | j |
1928 | 29.62 | c | 35.71 | 45.93 | b | 48.60 | 63.02 | 63.12 | 73.24 | 70.15 | 63.10 | 52.47 | b | 41.71 | b | 32.98 | d | 51.64 | ||||||||
1929 | 22.98 | i | 25.50 | b | 45.14 | b | 47.00 | 58.35 | 62.60 | 70.44 | 74.56 | 61.80 | 55.85 | 41.08 | 40.25 | e | 52.96 | a | ||||||||
1930 | 12.76 | f | 43.04 | 45.63 | 55.45 | 55.74 | 62.00 | 72.13 | 72.60 | 63.37 | 47.48 | b | 38.48 | b | 31.02 | 53.36 | a | |||||||||
1931 | 38.22 | f | 37.34 | 45.10 | 51.78 | 62.03 | 63.70 | b | 73.03 | 72.15 | 62.68 | 52.47 | 36.37 | 33.02 | b | 53.61 | a | |||||||||
1932 | 33.50 | h | 36.92 | d | 42.35 | 51.66 | b | 56.48 | 66.35 | 67.63 | 71.05 | a | 64.00 | 54.21 | b | 45.70 | e | 28.00 | e | 53.12 | a | |||||
1933 | 34.73 | c | 32.06 | c | 43.94 | 49.84 | b | 53.06 | 62.93 | 71.26 | 72.27 | 58.90 | 56.52 | 42.32 | b | 41.41 | d | 51.60 | ||||||||
1934 | 41.43 | b | 40.56 | b | 50.89 | 57.88 | 61.22 | a | 63.85 | 71.60 | 73.24 | b | 63.59 | b | 54.55 | b | 45.40 | a | 36.20 | f | 56.75 | a | ||||
1935 | 36.67 | g | 37.77 | 41.68 | 47.03 | 56.89 | 64.12 | a | 70.90 | 70.35 | a | 67.40 | 50.90 | f | 36.96 | e | 31.60 | 52.47 | b | |||||||
1936 | 35.59 | b | 20.24 | b | 42.64 | b | 54.15 | 62.82 | a | 65.21 | b | 71.65 | a | 71.68 | a | 61.17 | c | 57.25 | a | 36.12 | b | 38.74 | j | 52.59 | a | |
1937 | 12.70 | k | 34.37 | a | 46.50 | 47.39 | c | 57.98 | b | 64.34 | a | 72.93 | b | 68.61 | 64.78 | 55.59 | c | 43.57 | c | 36.42 | e | 53.86 | a | |||
1938 | 34.45 | b | 35.35 | d | 43.53 | 51.63 | 57.34 | 65.62 | 74.95 | 69.90 | 68.63 | 53.31 | 37.71 | a | 35.14 | b | 52.30 | |||||||||
1939 | 38.97 | b | 34.79 | b | 45.21 | 53.27 | 59.98 | 60.92 | 72.92 | a | 73.16 | 65.09 | a | 54.21 | e | 45.62 | b | 41.67 | b | 53.82 | ||||||
1940 | 31.81 | d | 40.69 | 49.26 | 51.28 | 61.44 | 68.08 | 71.66 | 72.32 | 65.13 | 55.69 | b | 35.29 | b | 36.58 | a | 53.27 | |||||||||
1941 | 33.75 | c | 40.75 | 49.58 | 54.57 | b | 56.53 | b | 61.70 | 74.40 | 70.39 | 58.25 | 50.02 | 44.17 | 37.44 | 52.63 | ||||||||||
1942 | 23.29 | 36.59 | 45.33 | a | 52.83 | a | 55.72 | a | 59.77 | 71.16 | 70.47 | 64.92 | 54.42 | 39.37 | 37.61 | 50.96 | ||||||||||
1943 | 25.14 | c | 35.30 | a | 41.06 | 53.48 | b | 53.85 | 58.50 | 70.80 | a | 67.45 | 65.90 | 52.65 | a | 38.08 | 30.89 | 49.43 | ||||||||
1944 | 32.29 | 34.90 | 41.53 | a | 49.69 | a | 56.82 | 61.28 | 70.77 | a | 68.95 | 65.05 | 56.37 | 38.72 | 29.31 | 50.47 | ||||||||||
1945 | 34.90 | 38.05 | 40.55 | 47.02 | 55.79 | 59.62 | 71.37 | 71.36 | b | 59.81 | f | 54.16 | b | 39.83 | 33.34 | 49.64 | a | |||||||||
1946 | 37.89 | 39.66 | 42.61 | 50.46 | b | 57.34 | 59.70 | e | 69.36 | b | 68.67 | k | 60.98 | f | 46.80 | a | 38.03 | 36.48 | 47.83 | b | ||||||
1947 | 31.15 | 39.71 | 47.45 | 52.15 | 63.40 | 62.82 | 70.34 | 69.10 | 65.47 | 54.92 | 41.45 | 37.98 | 52.99 | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.83 | a | 67.50 | 57.34 | a | 46.73 | 36.37 | 26.52 | 50.21 | f | ||||
1949 | 18.08 | 35.23 | 44.40 | 55.25 | 61.08 | 64.73 | 70.55 | u | 67.39 | q | 63.63 | c | 48.71 | b | 44.03 | 33.95 | 46.91 | b | ||||||||
1950 | 17.16 | 35.54 | b | 39.18 | 45.60 | 53.85 | n | 60.84 | b | 72.35 | 73.45 | a | 64.84 | b | 51.77 | a | 40.95 | 38.52 | a | 49.11 | a | |||||
1951 | 29.97 | 34.87 | a | 36.48 | i | 50.73 | 59.00 | 63.40 | 73.85 | a | 71.28 | a | 65.00 | 49.53 | a | 38.73 | 31.54 | h | 53.64 | b | ||||||
1952 | 29.98 | 38.10 | 40.27 | 52.97 | 57.13 | a | 61.88 | 73.55 | b | 71.56 | 67.41 | a | 58.83 | a | 36.07 | 33.71 | 51.79 | |||||||||
1953 | 44.47 | b | 39.25 | 41.53 | b | 46.16 | b | 52.98 | 57.36 | b | 71.74 | 70.35 | a | 64.90 | i | 54.78 | a | 44.65 | 39.32 | 51.15 | a | |||||
1954 | 32.97 | a | 38.07 | a | 39.88 | f | 49.83 | c | 57.37 | 58.39 | b | 70.17 | a | 66.75 | g | 61.27 | 51.23 | a | ----- | z | ----- | z | 52.41 | d | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 31.87 | 35.27 | 42.83 | 49.92 | 56.37 | 61.96 | 70.59 | 69.49 | 61.39 | 51.37 | 40.35 | 33.75 | 50.32 | |||||||||||||
S.D. | 6.06 | 4.78 | 3.51 | 3.29 | 3.55 | 2.73 | 2.84 | 3.03 | 3.77 | 3.57 | 3.35 | 4.95 | 1.82 | |||||||||||||
SKEW | -0.49 | -0.67 | 0.08 | 0.06 | 0.20 | 0.22 | -0.06 | -0.61 | -0.07 | -0.10 | 0.25 | -0.43 | 0.07 | |||||||||||||
MAX | 44.47 | 44.29 | 50.89 | 57.88 | 63.40 | 68.87 | 78.68 | 74.74 | 68.63 | 58.83 | 48.37 | 44.53 | 53.82 | |||||||||||||
MIN | 17.16 | 20.24 | 35.11 | 43.68 | 49.00 | 56.04 | 63.63 | 61.63 | 54.29 | 43.69 | 33.39 | 19.84 | 47.16 | |||||||||||||
YRS | 49 | 57 | 55 | 58 | 54 | 56 | 53 | 54 | 53 | 58 | 57 | 51 | 28 |