YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1897 | ----- | z | ----- | z | 13.45 | 24.03 | 32.39 | 33.03 | 37.87 | 37.90 | 36.63 | 25.52 | 17.77 | 9.74 | 26.83 | b | ||||||||||
1898 | 7.68 | 11.50 | 16.55 | 25.33 | 27.10 | 35.40 | 42.74 | 39.90 | 29.10 | 20.16 | 14.27 | 4.68 | 22.87 | |||||||||||||
1899 | 5.21 | b | 9.11 | a | 17.48 | 23.70 | 23.39 | 31.23 | 42.13 | 35.84 | 30.90 | 22.26 | 18.03 | 12.26 | 22.63 | |||||||||||
1900 | 13.65 | 12.46 | 17.90 | 21.10 | j | 31.65 | 36.80 | 39.68 | 37.87 | 38.53 | 27.32 | 19.60 | 11.03 | 26.04 | a | |||||||||||
1901 | 11.83 | b | 13.32 | 18.71 | 22.93 | 33.00 | f | 33.57 | p | 43.15 | r | 45.25 | o | 30.62 | q | ----- | z | 20.83 | a | 13.68 | 16.88 | f | ||||
1902 | 9.61 | 15.89 | 16.48 | 25.30 | 31.48 | 36.97 | a | 38.81 | 41.83 | a | 32.00 | 24.13 | 19.30 | 11.93 | b | 25.31 | ||||||||||
1903 | 12.81 | 6.04 | a | 16.23 | 24.97 | 27.67 | a | 36.69 | a | 39.13 | 40.39 | 29.97 | 21.58 | g | 17.55 | a | 5.36 | c | 23.34 | a | ||||||
1904 | 6.13 | 17.68 | a | 21.69 | e | 22.68 | b | 29.73 | e | 35.09 | h | 40.65 | n | 43.65 | ----- | z | ----- | z | ----- | z | 6.55 | b | 21.16 | e | ||
1905 | ----- | z | 14.32 | 24.52 | 25.40 | 29.77 | 37.20 | 39.26 | 40.15 | e | 35.79 | f | ----- | z | 21.43 | b | 8.50 | a | 26.73 | c | ||||||
1906 | 10.72 | b | 15.11 | a | 21.07 | c | 27.00 | i | ----- | z | 35.70 | j | 43.14 | q | 39.48 | b | 32.08 | r | 25.10 | 17.32 | b | 14.63 | l | 21.47 | f | |
1907 | 14.45 | 18.46 | 22.71 | 24.07 | a | 25.31 | e | 31.39 | b | 38.26 | d | 41.26 | 29.53 | 26.20 | k | 14.25 | n | 9.15 | k | 27.27 | c | |||||
1908 | 7.63 | l | 12.79 | j | 17.48 | h | 22.90 | 25.42 | 38.58 | d | 41.41 | i | 41.39 | 34.57 | ----- | z | 13.27 | 19.52 | b | 27.95 | e | |||||
1909 | 17.00 | b | 11.22 | a | 16.68 | 22.33 | 26.10 | 36.07 | 42.97 | 44.32 | ----- | z | 25.55 | 21.30 | 8.20 | a | 24.70 | a | ||||||||
1910 | 12.82 | c | 11.09 | e | 21.55 | b | 23.46 | b | 29.40 | k | 36.22 | u | 41.77 | 43.15 | e | ----- | z | 26.38 | o | 21.00 | 10.48 | j | 24.98 | e | ||
1911 | 25.16 | l | 14.82 | 24.43 | h | 24.63 | 29.52 | 39.12 | v | 41.92 | r | 40.38 | r | 35.00 | w | 25.33 | p | 14.50 | b | 4.29 | c | 17.55 | g | |||
1912 | 10.81 | 10.96 | a | 21.83 | a | 23.20 | 29.42 | 37.90 | ----- | z | 40.20 | a | 31.70 | 25.53 | a | 18.53 | 13.03 | a | 23.92 | a | ||||||
1913 | 11.77 | 14.89 | 17.39 | 24.00 | 32.39 | 38.03 | 41.62 | b | 41.23 | 35.30 | 29.16 | 26.00 | a | 11.17 | a | 26.91 | ||||||||||
1914 | 22.31 | b | 14.46 | 20.71 | 27.13 | 33.70 | a | 39.21 | b | 44.50 | a | 41.55 | b | 37.39 | b | 27.10 | 22.93 | a | 10.58 | 28.47 | ||||||
1915 | 10.94 | 14.11 | 15.13 | 28.63 | 30.03 | 39.17 | a | 43.26 | 40.00 | 35.86 | b | 27.39 | 20.63 | 15.65 | 26.73 | |||||||||||
1916 | 18.39 | 20.93 | b | 23.19 | 25.17 | a | 31.32 | 37.63 | 43.39 | 42.29 | 35.03 | 31.42 | 18.90 | 15.00 | h | 29.79 | a | |||||||||
1917 | 13.03 | 14.33 | a | 15.45 | 23.77 | 28.03 | 40.73 | 46.45 | 44.26 | 36.73 | 27.58 | 20.27 | 16.16 | 27.23 | ||||||||||||
1918 | 8.84 | 15.75 | 21.32 | 21.67 | 28.19 | 39.93 | 47.87 | 45.63 | a | 37.07 | 27.97 | 15.03 | 9.16 | 26.54 | ||||||||||||
1919 | 4.90 | 9.37 | a | 15.90 | 26.47 | 31.65 | 35.00 | a | 44.58 | 41.35 | 37.47 | 26.00 | 20.40 | 18.13 | 25.93 | |||||||||||
1920 | 15.35 | 20.41 | 16.90 | 21.87 | 31.00 | 35.67 | 40.06 | 39.97 | 34.83 | 25.45 | 19.34 | a | 10.00 | 25.91 | ||||||||||||
1921 | 19.00 | 14.04 | 22.35 | 23.81 | c | 30.87 | 38.63 | 45.52 | 45.10 | 36.28 | a | 29.90 | 22.40 | 23.57 | c | 29.29 | ||||||||||
1922 | 11.10 | 17.18 | 17.48 | 26.07 | 30.90 | 38.47 | 44.23 | 43.52 | 37.57 | 25.42 | 18.27 | 19.48 | 27.47 | |||||||||||||
1923 | 17.23 | a | 12.21 | 18.29 | 28.20 | 31.87 | 37.20 | 44.29 | 45.65 | 35.17 | 27.20 | a | 19.93 | 16.77 | 27.83 | |||||||||||
1924 | 8.77 | 16.74 | b | 14.06 | 23.48 | a | 30.61 | 38.23 | 43.24 | b | 40.10 | 33.60 | 27.35 | 19.83 | a | 10.17 | a | 25.52 | ||||||||
1925 | 7.84 | 18.18 | 21.58 | 24.90 | 34.23 | a | 36.87 | 45.58 | 42.29 | 36.33 | 29.40 | a | 18.03 | 13.19 | 27.37 | |||||||||||
1926 | 7.55 | 17.07 | 18.29 | 27.30 | 30.80 | a | 36.67 | 41.42 | 40.71 | 38.37 | 28.16 | 22.03 | 12.26 | 26.72 | ||||||||||||
1927 | 18.10 | 22.70 | a | 19.97 | 24.87 | 29.90 | a | 36.90 | 43.16 | 40.97 | 39.30 | 27.42 | g | 24.24 | a | 9.93 | b | 28.19 | a | |||||||
1928 | 10.73 | t | 13.34 | 22.39 | 22.37 | 32.71 | 36.38 | a | 40.06 | 41.74 | 32.63 | 30.32 | 20.66 | a | 13.38 | b | 27.82 | a | ||||||||
1929 | 12.06 | 9.21 | 18.80 | a | 24.53 | 32.19 | 35.90 | 45.19 | 43.94 | 38.47 | 27.19 | 15.40 | 15.10 | 26.50 | ||||||||||||
1930 | 6.97 | 18.61 | 17.23 | 26.20 | 28.83 | h | 36.83 | 43.74 | 42.35 | 34.36 | b | 27.00 | 17.48 | a | 7.74 | 25.32 | a | |||||||||
1931 | 10.13 | 16.89 | 15.97 | 26.23 | 29.61 | 36.57 | b | 43.23 | 42.00 | 40.00 | 30.73 | a | 18.57 | 12.77 | a | 26.89 | ||||||||||
1932 | 7.13 | 18.62 | 19.37 | a | 24.33 | 30.71 | 34.89 | c | 43.23 | 44.45 | 33.59 | c | 26.81 | 20.00 | 9.97 | 26.09 | ||||||||||
1933 | 9.47 | a | 6.85 | b | 19.84 | 20.59 | a | 28.28 | b | 40.67 | 44.42 | 42.94 | 39.10 | 28.84 | 21.45 | a | 21.03 | a | 26.95 | |||||||
1934 | 9.81 | 19.92 | b | 22.26 | 27.45 | a | 33.29 | 36.03 | ----- | z | 44.06 | 36.87 | 28.90 | 19.79 | a | 15.48 | 26.72 | a | ||||||||
1935 | 17.26 | 13.36 | 19.71 | 24.33 | 29.84 | 35.17 | 41.23 | 45.10 | 35.70 | 27.23 | a | 19.30 | 11.03 | 26.60 | ||||||||||||
1936 | 10.94 | 16.00 | 20.13 | 24.10 | 30.94 | 41.23 | 42.84 | 42.84 | 36.29 | f | 27.40 | a | 18.43 | 13.61 | 26.22 | a | ||||||||||
1937 | 2.17 | a | 13.07 | a | 13.48 | 22.10 | 32.26 | h | 34.00 | x | ----- | z | 44.90 | a | 38.33 | 27.97 | 18.63 | 13.13 | 21.53 | c | ||||||
1938 | 10.82 | c | 16.21 | 21.76 | f | 22.15 | c | 27.45 | b | 40.61 | b | 42.96 | c | 41.44 | o | 36.14 | b | 29.74 | d | 14.43 | 12.12 | e | 25.26 | b | ||
1939 | 7.14 | b | 3.96 | 19.05 | i | 25.80 | j | 31.71 | c | 35.00 | b | 37.59 | n | ----- | z | 37.90 | a | 25.29 | 16.43 | ----- | z | 22.49 | e | |||
1940 | ----- | z | ----- | z | ----- | z | 24.48 | a | 29.81 | 35.20 | 41.23 | 41.21 | q | 36.00 | h | 27.00 | 15.20 | ----- | z | 28.82 | f | |||||
1941 | ----- | z | ----- | z | ----- | z | 21.55 | a | 35.10 | 39.83 | a | 40.19 | 42.10 | a | 36.80 | 30.43 | a | 17.67 | c | ----- | z | 32.96 | d | |||
1942 | ----- | z | ----- | z | ----- | z | 27.76 | a | 27.97 | a | 36.43 | 40.52 | b | 41.81 | 33.10 | 26.87 | 22.05 | i | ----- | z | 33.49 | e | ||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 36.04 | g | 40.19 | 43.10 | 32.65 | m | ----- | z | ----- | z | ----- | z | 41.65 | j | ||
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.72 | l | 41.03 | a | 43.19 | 39.37 | 29.94 | ----- | z | ----- | z | 38.38 | h | |||
1945 | ----- | z | ----- | z | ----- | z | 20.46 | q | 30.45 | 33.37 | 42.84 | 43.97 | 36.27 | 31.29 | 21.03 | ----- | z | 34.17 | e | |||||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | 29.29 | 37.93 | 42.58 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 36.60 | i | |||
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 29.00 | r | 10.88 | f | 13.57 | h | ----- | z |
1949 | 6.67 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.28 | m | 25.35 | d | 13.32 | i | 25.35 | k |
1950 | 17.50 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 17.50 | k |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.73 | d | 43.27 | a | 40.19 | 35.80 | 29.06 | 15.60 | 10.68 | 29.90 | e | |||||
1955 | 5.23 | 2.79 | 16.84 | 20.47 | 28.47 | a | 31.50 | 39.77 | 42.00 | 34.23 | 23.81 | 16.13 | 12.83 | a | 22.84 | |||||||||||
1956 | 14.39 | 5.86 | 17.26 | 19.60 | 30.52 | 35.37 | 37.97 | 36.32 | 27.53 | 23.61 | 10.33 | 6.32 | 22.09 | |||||||||||||
1957 | 13.87 | 11.00 | 10.06 | 18.07 | 25.13 | 30.43 | 41.97 | 40.42 | 28.13 | 24.65 | 10.66 | a | 8.13 | 21.88 | ||||||||||||
1958 | 4.97 | 13.21 | 10.16 | 20.10 | 28.19 | 34.37 | 35.71 | 39.00 | 32.17 | 21.87 | 11.60 | 8.94 | 21.69 | |||||||||||||
1959 | 4.68 | 3.64 | 7.59 | d | 20.30 | 30.87 | 37.23 | 40.23 | 44.06 | 30.33 | 25.03 | 15.30 | 8.94 | 22.35 | ||||||||||||
1960 | -0.90 | b | -0.31 | 14.03 | 21.47 | 26.29 | 34.67 | 38.39 | 36.68 | 31.63 | 22.13 | 15.07 | 7.71 | 20.57 | ||||||||||||
1961 | 1.42 | 5.71 | 13.87 | a | 15.57 | 24.16 | 33.79 | a | 39.71 | 43.81 | 37.09 | s | ----- | z | 17.44 | u | 9.42 | 20.83 | c | |||||||
1962 | 2.19 | ----- | z | 17.82 | n | ----- | z | ----- | z | 35.23 | 43.00 | 37.39 | ----- | z | ----- | z | ----- | z | ----- | z | 29.45 | h | ||||
1963 | 1.03 | 11.32 | 11.52 | 21.50 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 11.34 | h | ||||
1964 | 0.97 | -1.43 | a | 5.71 | 18.37 | 27.48 | 31.43 | 41.89 | d | 37.94 | 35.13 | 20.23 | ----- | z | ----- | z | 21.77 | b | ||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 10.14 | 12.84 | 17.52 | 23.57 | 29.70 | 36.35 | 41.94 | 41.63 | 34.95 | 26.77 | 18.41 | 11.81 | 25.45 | |||||||||||||
S.D. | 5.35 | 5.40 | 4.10 | 2.67 | 2.57 | 2.56 | 2.45 | 2.44 | 3.17 | 2.74 | 3.39 | 4.24 | 2.38 | |||||||||||||
SKEW | 0.00 | -0.72 | -0.78 | -0.52 | -0.41 | -0.31 | -0.11 | -0.47 | -0.59 | -0.52 | -0.25 | 0.64 | -0.59 | |||||||||||||
MAX | 22.31 | 22.70 | 24.52 | 28.63 | 35.10 | 41.23 | 47.87 | 45.65 | 40.00 | 31.42 | 26.00 | 23.57 | 29.29 | |||||||||||||
MIN | -0.90 | -1.43 | 5.71 | 15.57 | 23.39 | 30.43 | 35.71 | 35.84 | 27.53 | 20.16 | 10.33 | 4.29 | 20.57 | |||||||||||||
YRS | 49 | 50 | 48 | 52 | 51 | 52 | 51 | 54 | 47 | 47 | 52 | 46 | 27 |