YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1894 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1895 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1896 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.06 | 65.76 | 53.80 | 40.15 | a | 11.05 | a | 14.82 | 42.11 | f | ||||
1897 | 2.79 | 7.62 | 15.13 | 44.13 | 56.10 | 61.85 | 70.73 | 64.39 | 65.60 | 48.11 | 23.23 | 10.81 | 39.21 | |||||||||||||
1898 | 16.27 | 14.18 | 26.45 | 42.87 | 53.44 | 63.38 | 67.84 | 65.58 | 58.80 | 40.05 | 23.62 | 9.55 | 40.17 | |||||||||||||
1899 | 6.23 | 3.30 | 10.89 | 41.82 | 53.61 | 64.33 | 68.66 | 69.06 | 56.10 | 45.68 | 37.87 | 13.63 | 39.26 | |||||||||||||
1900 | 15.42 | a | 2.50 | 21.26 | 50.37 | 59.94 | 66.12 | 67.73 | 73.47 | 57.38 | 51.74 | 21.80 | 16.15 | 41.99 | ||||||||||||
1901 | 8.52 | 8.61 | 27.39 | 46.68 | 59.27 | 64.07 | 72.05 | 68.45 | 55.53 | 48.47 | 26.60 | 11.26 | 41.41 | |||||||||||||
1902 | 12.26 | 13.95 | 31.94 | 40.95 | 57.18 | 59.82 | 68.73 | 64.85 | 54.13 | 44.90 | 29.77 | 9.68 | 40.68 | |||||||||||||
1903 | 9.00 | 5.39 | 26.10 | 42.75 | 56.08 | 62.97 | 67.06 | 63.69 | 53.43 | 47.21 | 24.47 | 9.50 | a | 38.97 | ||||||||||||
1904 | 3.66 | -0.21 | 21.06 | 37.20 | 55.16 | 62.87 | 64.87 | 63.85 | 55.33 | 47.19 | 35.23 | 14.74 | 38.41 | |||||||||||||
1905 | 1.47 | 9.66 | 32.11 | 40.12 | 51.66 | 61.40 | 66.31 | 68.44 | 61.32 | 42.02 | 31.83 | 14.58 | 40.08 | |||||||||||||
1906 | 12.06 | 8.00 | 19.74 | 47.90 | 51.98 | 63.27 | 67.50 | 66.95 | 63.30 | 44.03 | 26.58 | 8.94 | 40.02 | |||||||||||||
1907 | -2.45 | 10.80 | 24.35 | 33.05 | 44.82 | 62.92 | 67.03 | 65.53 | 53.03 | 44.32 | 29.78 | 19.77 | 37.75 | |||||||||||||
1908 | 15.69 | 14.52 | 21.50 | 44.83 | 52.98 | 62.00 | b | 69.40 | 65.08 | 63.10 | 45.44 | 31.92 | 13.40 | 41.66 | ||||||||||||
1909 | 5.39 | 9.82 | 25.95 | 35.18 | 53.95 | 65.13 | 69.02 | 70.84 | 59.97 | 44.44 | 28.30 | 7.14 | i | 42.54 | a | |||||||||||
1910 | 9.76 | 4.71 | 40.90 | 46.52 | 51.45 | 69.10 | 71.37 | 65.47 | 57.67 | 50.40 | 24.03 | 11.81 | 41.93 | |||||||||||||
1911 | -0.63 | 9.72 | a | 31.26 | 42.80 | 57.97 | 69.26 | a | 67.77 | 64.37 | 55.88 | 43.48 | 17.15 | 15.63 | 39.56 | |||||||||||
1912 | -6.24 | 11.02 | 20.61 | 46.02 | 56.65 | 62.93 | 68.65 | 64.40 | 54.98 | c | 45.97 | 32.48 | 17.58 | 39.59 | ||||||||||||
1913 | 0.95 | 7.57 | 18.90 | 47.82 | 52.15 | 67.88 | 66.98 | 69.94 | 58.77 | 40.63 | 34.65 | 22.44 | 40.72 | |||||||||||||
1914 | 14.06 | -0.50 | a | 26.58 | 40.28 | 57.34 | 64.87 | 73.11 | 65.06 | 60.53 | 52.89 | 31.47 | 7.68 | 41.11 | ||||||||||||
1915 | 4.87 | 18.77 | 23.65 | 51.52 | 51.68 | 59.27 | 65.23 | 65.26 | 57.82 | 48.45 | 30.11 | h | 16.40 | 42.08 | a | |||||||||||
1916 | -0.98 | d | 10.36 | h | 20.77 | 39.77 | 52.68 | a | 60.30 | 75.90 | 67.24 | 56.38 | 41.98 | a | 29.85 | 4.47 | 40.76 | a | ||||||||
1917 | -0.76 | -0.36 | 25.76 | 39.28 | 53.56 | 61.18 | 72.42 | 66.35 | 57.75 | 35.11 | 36.10 | 2.66 | 37.42 | |||||||||||||
1918 | -1.55 | 9.16 | i | 36.15 | 42.57 | 55.06 | 64.43 | 67.69 | 69.37 | 52.18 | 47.56 | 32.25 | 17.97 | 43.97 | a | |||||||||||
1919 | 15.68 | 9.68 | 23.15 | 44.22 | 57.00 | 69.05 | 72.00 | 68.24 | 60.52 | 36.50 | 17.45 | 7.52 | 40.08 | |||||||||||||
1920 | 1.44 | 10.72 | 25.31 | 34.50 | 55.60 | 64.50 | a | 68.97 | 68.48 | 61.50 | 51.32 | 29.30 | 20.50 | e | 41.01 | |||||||||||
1921 | 15.31 | 19.16 | 24.88 | a | 44.08 | 56.65 | 70.43 | 72.74 | 68.16 | 59.55 | 47.85 | 21.83 | 16.52 | 43.10 | ||||||||||||
1922 | 8.34 | 2.61 | 27.42 | 43.10 | 59.50 | 65.65 | 67.27 | 71.35 | 61.47 | 47.74 | 34.20 | 9.39 | 41.50 | |||||||||||||
1923 | 10.97 | 4.84 | 17.32 | 40.15 | 55.77 | 68.23 | 72.47 | 63.92 | 60.55 | 45.23 | 36.03 | 22.55 | 41.50 | |||||||||||||
1924 | 1.65 | 17.62 | 27.37 | 41.02 | 46.84 | 61.18 | 66.56 | 66.39 | 55.80 | 53.11 | 28.55 | b | 2.05 | 39.01 | ||||||||||||
1925 | 7.79 | 14.09 | 29.60 | 49.60 | 53.18 | 64.40 | 68.24 | 70.66 | 60.62 | 34.63 | 27.72 | 13.48 | 41.17 | |||||||||||||
1926 | 14.29 | 20.21 | 23.34 | 42.03 | 60.26 | 60.15 | 70.15 | 66.65 | 53.68 | 42.92 | 21.72 | 9.02 | 40.37 | |||||||||||||
1927 | 9.92 | 13.95 | 30.92 | 43.03 | 49.89 | 62.68 | 66.05 | 64.63 | 59.12 | 47.84 | 22.06 | f | 0.55 | 40.78 | a | |||||||||||
1928 | 12.66 | 18.88 | 27.26 | 36.60 | 59.08 | 60.27 | 69.29 | 67.21 | 54.82 | 45.69 | 31.93 | 22.15 | 42.15 | |||||||||||||
1929 | -4.55 | 3.57 | 30.90 | 43.12 | 50.63 | 64.05 | 71.48 | 69.74 | 54.80 | 47.58 | 24.83 | 12.23 | 39.03 | |||||||||||||
1930 | 0.31 | 23.04 | 27.72 | a | 46.30 | 53.44 | 64.95 | 73.61 | 72.47 | a | 58.75 | 43.58 | 30.42 | 20.35 | a | 42.91 | ||||||||||
1931 | 19.56 | 27.26 | a | 27.73 | 44.55 | 53.24 | 68.97 | 72.48 | 67.66 | 64.90 | 50.44 | d | 32.97 | 21.26 | 45.92 | |||||||||||
1932 | 11.34 | 13.16 | 17.81 | 43.52 | 56.97 | 68.90 | 72.10 | 70.71 | 58.77 | 41.26 | 25.33 | 11.52 | 40.95 | |||||||||||||
1933 | 11.92 | 7.36 | 28.10 | 41.35 | 56.74 | 72.73 | 73.68 | 69.50 | 63.15 | 42.63 | 25.37 | 7.21 | 41.64 | |||||||||||||
1934 | 13.77 | 15.41 | 24.23 | 42.38 | 63.65 | 66.13 | 72.48 | 67.52 | 53.50 | 49.68 | 34.17 | 11.08 | 42.83 | |||||||||||||
1935 | 1.48 | 24.07 | a | 28.26 | 39.30 | 51.66 | 61.90 | 75.58 | 68.56 | 58.63 | 43.89 | 17.63 | 12.13 | 40.26 | ||||||||||||
1936 | -6.18 | -9.72 | 24.05 | 35.90 | 62.29 | 65.65 | 80.21 | 71.58 | 62.18 | 41.56 | 25.25 | 14.26 | 38.92 | |||||||||||||
1937 | -6.17 | a | 5.46 | 22.55 | 40.75 | 57.95 | 63.68 | 72.10 | 74.15 | 58.95 | 44.11 | 26.25 | 10.69 | 39.21 | ||||||||||||
1938 | 6.31 | 9.84 | 34.77 | 43.65 | 52.53 | 64.73 | 71.16 | 72.50 | 61.12 | 52.06 | 24.22 | 16.10 | 42.42 | |||||||||||||
1939 | 11.29 | -0.86 | 22.48 | 40.28 | 62.18 | 64.45 | 72.84 | 70.50 | 60.95 | 42.58 | 34.93 | 25.16 | 42.23 | |||||||||||||
1940 | 3.77 | 15.24 | 20.31 | 39.85 | 55.02 | 63.33 | 72.58 | 66.76 | 63.80 | 51.98 | 24.30 | 17.97 | 41.24 | |||||||||||||
1941 | 10.58 | 9.29 | 24.34 | 46.93 | 59.63 | 66.30 | 72.50 | 69.58 | 58.22 | 46.44 | 31.48 | 20.95 | 43.02 | |||||||||||||
1942 | 17.98 | 14.86 | 34.60 | 50.27 | 54.52 | 64.20 | 69.82 | 69.42 | 55.23 | 46.65 | 29.28 | 8.98 | 42.98 | |||||||||||||
1943 | 1.31 | 14.00 | a | 18.82 | 46.03 | 53.02 | 64.97 | 73.32 | a | 69.81 | 56.35 | 49.18 | a | 29.73 | 20.90 | 41.45 | ||||||||||
1944 | 21.94 | 12.86 | 21.58 | 42.07 | a | 58.82 | 65.82 | 69.97 | 68.15 | 58.92 | 48.82 | 32.92 | 16.30 | c | 43.18 | |||||||||||
1945 | 12.53 | 15.11 | a | 35.81 | 41.42 | ----- | z | 61.73 | 69.34 | 69.79 | 58.17 | 46.63 | 27.87 | 6.85 | 40.48 | a | ||||||||||
1946 | ----- | z | 9.43 | 35.85 | 49.38 | 53.47 | 64.63 | 72.24 | 68.79 | 54.35 | q | 45.29 | 30.38 | 12.77 | r | 47.72 | c | |||||||||
1947 | 18.55 | 10.27 | 27.40 | a | 45.25 | l | 51.58 | 63.84 | k | 71.90 | 76.48 | 60.28 | 54.53 | 23.75 | 12.23 | 40.70 | b | |||||||||
1948 | 4.21 | 7.21 | 18.98 | 45.48 | 57.03 | 65.10 | 71.39 | 70.38 | c | 65.07 | c | 49.63 | a | 31.50 | d | 13.06 | 41.59 | |||||||||
1949 | 6.48 | d | 4.04 | b | 21.98 | e | 48.59 | c | 59.36 | c | 67.64 | e | 71.12 | f | 72.70 | d | 58.02 | c | 46.92 | e | 36.59 | c | 12.77 | a | 39.55 | a |
1950 | -6.75 | c | 8.44 | b | 21.00 | 34.25 | d | 52.14 | c | 66.78 | 67.74 | 66.98 | f | 61.81 | c | 52.29 | l | 23.70 | j | 8.43 | h | 38.18 | d | |||
1951 | 3.17 | j | 18.43 | n | 17.05 | j | ----- | z | ----- | z | 61.38 | 68.45 | 64.90 | 56.44 | u | 54.36 | q | 22.00 | f | 9.52 | c | 51.06 | h | |||
1952 | 2.28 | b | 17.57 | 20.33 | j | ----- | z | ----- | z | 67.84 | e | 69.31 | g | 67.53 | a | 61.74 | a | 42.58 | 31.11 | c | 18.62 | a | 38.66 | d | ||
1953 | 12.86 | f | 16.86 | n | 28.02 | g | 37.98 | d | 54.61 | c | 65.65 | c | 69.59 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.75 | i |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 6.96 | 10.33 | 25.45 | 42.71 | 55.17 | 64.60 | 70.25 | 68.18 | 58.61 | 45.84 | 28.28 | 13.47 | 40.90 | |||||||||||||
S.D. | 7.39 | 6.99 | 5.82 | 4.31 | 3.71 | 2.91 | 2.98 | 2.91 | 3.37 | 4.33 | 5.58 | 5.56 | 1.68 | |||||||||||||
SKEW | -0.08 | -0.10 | 0.29 | -0.11 | -0.10 | 0.44 | 0.59 | 0.48 | 0.07 | -0.40 | -0.69 | -0.09 | 0.28 | |||||||||||||
MAX | 21.94 | 27.26 | 40.90 | 51.52 | 63.65 | 72.73 | 80.21 | 76.48 | 65.60 | 54.53 | 37.87 | 25.16 | 45.92 | |||||||||||||
MIN | -6.75 | -9.72 | 10.89 | 33.05 | 44.82 | 59.27 | 64.87 | 63.69 | 52.18 | 34.63 | 11.05 | 0.55 | 37.42 | |||||||||||||
YRS | 54 | 53 | 54 | 54 | 54 | 56 | 55 | 56 | 55 | 55 | 53 | 54 | 44 |