YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | 0.40 | 0.20 | 3.73 | a | 0.00 | 1.70 | a | 0.00 | 0.42 | 0.63 | 2.00 | 0.40 | 1.50 | 0.50 | 3.73 | b | ||||||||||
1894 | 1.02 | 1.20 | 1.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 1.76 | a | ----- | z | ||||
1895 | 4.95 | b | 1.50 | a | 0.12 | 0.10 | ----- | z | 0.01 | 0.30 | 0.70 | 0.90 | a | ----- | z | ----- | z | ----- | z | ----- | z | |||||
1896 | ----- | z | ----- | z | ----- | z | 0.20 | 0.00 | 0.00 | 2.60 | 1.00 | 1.06 | 1.34 | 1.80 | 0.50 | ----- | z | |||||||||
1897 | 3.25 | 0.80 | 1.00 | 0.14 | 0.10 | 0.10 | 1.00 | 0.67 | 1.95 | 0.26 | 0.00 | 0.60 | 3.25 | |||||||||||||
1898 | 1.55 | 1.00 | 2.05 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | 0.67 | v | 0.32 | 0.00 | 0.01 | 0.50 | 0.95 | 0.40 | 0.00 | 1.00 | 1.55 | ----- | z | |||||||||
1910 | 0.80 | 0.00 | 1.30 | 0.43 | 0.00 | 0.56 | 0.35 | 0.55 | 0.31 | 0.64 | 0.76 | 0.50 | 1.30 | |||||||||||||
1911 | 1.68 | 1.25 | 0.79 | 0.29 | 0.00 | 0.12 | 2.32 | 1.01 | 0.77 | 1.59 | 0.00 | 0.62 | 2.32 | |||||||||||||
1912 | 0.00 | 0.06 | 1.96 | 0.89 | 0.81 | 0.13 | 0.44 | ----- | z | 1.07 | 2.05 | 0.00 | 0.60 | ----- | z | |||||||||||
1913 | 0.50 | 0.93 | 0.28 | 0.57 | 0.00 | 0.00 | 0.71 | 2.45 | 1.40 | 0.30 | 1.69 | 0.43 | 2.45 | |||||||||||||
1914 | 0.65 | 0.77 | 0.62 | 0.30 | 0.00 | e | 0.40 | 2.20 | 0.67 | 0.10 | 1.69 | 0.66 | 1.16 | 2.20 | e | |||||||||||
1915 | 2.80 | 0.70 | 0.45 | 1.10 | 0.34 | 0.77 | 1.02 | 0.44 | 0.50 | 0.15 | 0.60 | 1.50 | 2.80 | |||||||||||||
1916 | 1.36 | 0.80 | 0.70 | 1.30 | 0.14 | 0.00 | 0.90 | 1.18 | 1.30 | 1.47 | 0.00 | 1.20 | 1.47 | |||||||||||||
1917 | 1.42 | 2.00 | 0.00 | 1.30 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1918 | ----- | z | ----- | z | 0.90 | 0.06 | 0.35 | 0.65 | 1.37 | 1.10 | 0.35 | 0.50 | 1.25 | 0.75 | ----- | z | ||||||||||
1919 | 0.56 | 3.00 | 0.75 | 0.35 | 0.26 | ----- | z | 1.52 | 2.09 | 0.95 | 0.95 | 4.01 | f | 0.66 | ----- | z | ||||||||||
1920 | 1.58 | 1.12 | 1.03 | a | 0.00 | 0.33 | 0.42 | b | 0.44 | 0.74 | 0.91 | 2.67 | 0.49 | ----- | z | ----- | z | |||||||||
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.39 | b | 2.68 | 1.62 | 0.78 | 0.50 | 1.50 | ----- | z | |||||
1922 | 1.72 | 0.46 | 1.59 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.20 | 2.74 | c | 1.16 | ----- | z | |||||
1923 | 0.98 | 0.74 | 1.85 | 0.39 | 0.27 | 0.00 | 0.85 | 0.51 | 0.99 | 0.86 | 1.84 | 1.71 | 1.85 | |||||||||||||
1924 | 0.21 | 0.07 | 0.96 | 0.44 | 0.02 | 0.17 | 0.97 | ----- | z | ----- | z | 0.90 | ----- | z | ----- | z | ----- | z | ||||||||
1925 | 0.50 | 0.10 | 0.67 | 0.65 | 0.00 | 1.40 | 1.11 | 1.15 | 2.56 | 1.24 | 0.42 | 0.23 | 2.56 | |||||||||||||
1926 | 0.14 | 0.34 | 0.78 | 1.65 | 0.34 | 0.00 | 0.50 | 0.35 | 1.67 | ----- | z | 0.12 | 0.85 | k | ----- | z | ||||||||||
1927 | 0.12 | 1.42 | 1.07 | 0.62 | 0.35 | 1.30 | 1.20 | 0.68 | 3.95 | a | 0.63 | 0.54 | 1.89 | 3.95 | a | |||||||||||
1928 | 0.20 | 0.91 | 0.52 | 0.45 | 0.50 | 0.00 | 1.81 | 0.57 | 0.06 | 1.53 | 0.49 | 0.36 | 1.81 | |||||||||||||
1929 | 0.95 | 0.95 | 0.46 | 1.86 | 0.16 | 0.00 | 1.10 | 0.99 | 0.86 | 0.60 | 0.28 | 0.00 | 1.86 | |||||||||||||
1930 | 1.61 | 0.51 | 1.48 | 0.00 | 0.73 | 0.10 | 1.78 | 1.25 | 1.10 | 1.01 | 1.00 | 0.21 | 1.78 | |||||||||||||
1931 | 0.75 | 1.50 | 0.44 | 0.70 | 0.06 | 0.00 | c | 0.80 | e | 0.71 | 1.00 | 0.42 | 1.20 | j | 1.35 | a | 1.50 | s | ||||||||
1932 | 0.60 | 1.50 | b | 0.24 | a | 0.70 | 0.00 | a | 0.46 | 0.70 | 0.43 | 1.50 | 1.00 | 0.00 | 0.90 | b | 1.50 | f | ||||||||
1933 | 1.57 | e | 0.50 | 0.00 | 0.97 | 0.04 | 0.41 | 1.05 | 1.10 | 0.43 | 0.42 | 1.30 | 0.02 | 1.57 | e | |||||||||||
1934 | 0.18 | 2.10 | 0.18 | 1.22 | 0.52 | e | 0.18 | c | 1.25 | 2.04 | j | 0.54 | 0.02 | 1.10 | 0.90 | 2.10 | r | |||||||||
1935 | 0.85 | d | 1.34 | 1.01 | b | 0.68 | 0.32 | 0.54 | 0.31 | c | 1.15 | 1.40 | j | 0.00 | h | 0.22 | g | 0.43 | d | ----- | z | |||||
1936 | 0.95 | 0.60 | 0.56 | a | 0.38 | 0.04 | 0.00 | 0.73 | 1.20 | 1.80 | 1.50 | 0.48 | 0.92 | 1.80 | a | |||||||||||
1937 | 1.00 | 1.75 | 1.20 | 0.15 | 0.05 | 0.20 | 0.87 | 0.76 | 0.50 | 0.00 | 0.30 | 0.19 | u | 1.75 | u | |||||||||||
1938 | 0.13 | 0.97 | 1.55 | 0.28 | 0.12 | 0.98 | 0.48 | a | 0.99 | a | 0.40 | 0.00 | 0.00 | 1.60 | 1.60 | b | ||||||||||
1939 | 0.73 | 0.60 | 0.32 | 0.48 | 0.00 | 0.00 | 0.95 | 0.63 | a | 1.28 | 0.49 | 1.17 | 0.33 | b | 1.28 | c | ||||||||||
1940 | 0.57 | 1.02 | 0.47 | 0.75 | 0.77 | 0.74 | 0.37 | 0.66 | 1.00 | 1.47 | 0.92 | 1.98 | 1.98 | |||||||||||||
1941 | 0.77 | 0.74 | 1.94 | 1.54 | 1.12 | 0.09 | 0.47 | 0.45 | b | 1.25 | 1.18 | 1.18 | 0.90 | a | 1.94 | c | ||||||||||
1942 | 0.81 | 0.72 | g | 0.70 | 0.64 | 0.00 | 0.00 | 0.25 | 0.91 | 0.68 | 1.03 | 0.78 | 1.13 | 1.13 | g | |||||||||||
1943 | 0.83 | 0.14 | p | 0.98 | 0.21 | 0.02 | 0.87 | 0.49 | 1.88 | 1.03 | 0.40 | 0.00 | 1.63 | n | ----- | z | ||||||||||
1944 | 0.80 | 1.12 | 1.44 | 0.67 | 0.74 | 0.08 | 0.70 | 1.23 | 1.11 | 0.23 | 1.18 | 0.69 | 1.44 | |||||||||||||
1945 | 0.87 | 0.30 | 0.85 | 0.27 | b | 0.02 | a | 0.05 | 2.22 | 2.09 | 0.07 | 0.14 | 0.00 | 1.42 | 2.22 | c | ||||||||||
1946 | 0.60 | a | 0.20 | 0.29 | 0.34 | 0.03 | 0.00 | 0.51 | 1.00 | 2.00 | 0.30 | 1.16 | 0.85 | 2.00 | a | |||||||||||
1947 | 0.45 | 0.62 | 0.08 | 0.08 | 1.04 | 0.02 | 0.53 | 2.27 | 0.25 | 1.22 | 0.88 | 0.72 | 2.27 | |||||||||||||
1948 | 0.06 | 0.55 | 0.30 | 0.11 | 0.00 | 0.06 | 0.34 | a | 1.15 | 0.14 | a | 0.36 | b | 0.00 | 1.61 | b | 1.61 | f | ||||||||
1949 | 1.26 | 0.58 | c | 0.19 | a | 0.50 | 0.11 | 1.17 | 0.18 | k | 0.78 | g | 0.50 | h | 0.87 | f | 0.56 | 0.03 | c | ----- | z | |||||
1950 | 1.12 | a | 0.87 | a | 0.40 | a | 0.00 | 0.01 | b | 0.28 | 0.57 | b | 0.23 | 0.34 | 0.00 | 0.51 | 0.00 | 1.12 | g | |||||||
1951 | 1.69 | a | 0.46 | 0.32 | 0.68 | c | 0.50 | 0.00 | 0.29 | a | 2.92 | a | 0.16 | b | 0.60 | 0.26 | l | 0.75 | 2.92 | t | ||||||
1952 | 1.12 | a | 0.52 | 1.49 | a | 0.67 | a | 0.16 | 0.01 | 0.82 | 1.44 | 1.38 | 0.00 | 1.75 | 0.60 | a | 1.75 | d | ||||||||
1953 | 0.36 | 0.21 | 0.97 | 0.36 | 0.07 | 0.04 | 1.84 | a | 0.87 | 0.02 | 0.03 | 0.27 | 0.64 | 1.84 | a | |||||||||||
1954 | 1.71 | 0.87 | 0.73 | a | 0.00 | 0.19 | 0.64 | 1.49 | 1.72 | a | 1.07 | 0.24 | 0.18 | 0.52 | 1.72 | b | ||||||||||
1955 | 1.12 | a | 0.32 | 0.07 | 0.48 | 0.10 | 1.40 | 1.70 | 0.81 | 0.02 | 0.38 | 0.36 | 1.39 | 1.70 | a | |||||||||||
1956 | 0.70 | 0.53 | 0.00 | 0.37 | a | 0.08 | 0.31 | 2.52 | 0.23 | 0.13 | 1.09 | 0.00 | 0.31 | 2.52 | a | |||||||||||
1957 | 2.34 | 0.52 | 0.36 | 0.17 | 0.52 | 0.80 | 1.51 | 1.31 | 0.00 | 1.08 | 0.86 | 0.38 | 2.34 | |||||||||||||
1958 | 0.14 | 1.17 | 1.02 | 0.40 | 0.65 | 0.37 | 0.18 | 0.56 | 1.94 | 1.03 | 0.55 | 0.00 | c | 1.94 | c | |||||||||||
1959 | 0.40 | 1.58 | 0.00 | 0.22 | 0.02 | 0.74 | 1.05 | 1.25 | 0.40 | 4.37 | 0.56 | 2.05 | 4.37 | |||||||||||||
1960 | 1.06 | 0.70 | 0.77 | 0.30 | 0.43 | 0.03 | 0.22 | 0.96 | 0.34 | 0.92 | 0.62 | 0.14 | 1.06 | |||||||||||||
1961 | 1.12 | 0.04 | 1.12 | 0.33 | 0.03 | 0.21 | 0.54 | 2.84 | 1.16 | 0.34 | 0.41 | 0.96 | 2.84 | |||||||||||||
1962 | 0.75 | 0.71 | 0.68 | 0.40 | 0.07 | 0.05 | 1.05 | 0.52 | 0.76 | 0.27 | 1.23 | 0.61 | 1.23 | |||||||||||||
1963 | 0.38 | 1.18 | 0.59 | 0.53 | 0.00 | 0.00 | ----- | z | 3.42 | 0.73 | 1.77 | 1.39 | 0.25 | ----- | z | |||||||||||
1964 | 0.58 | 0.19 | 1.08 | 0.32 | 0.00 | 0.00 | 0.37 | 0.79 | 1.32 | 0.46 | 0.55 | 0.70 | 1.32 | |||||||||||||
1965 | 1.71 | 0.97 | 1.38 | 1.90 | 0.44 | 0.13 | 0.34 | 0.43 | 0.76 | 0.26 | 1.35 | 2.20 | 2.20 | |||||||||||||
1966 | 0.37 | 0.39 | 0.26 | 0.00 | 0.02 | 0.43 | 0.86 | 0.71 | 1.19 | 0.55 | 1.36 | 0.58 | 1.36 | |||||||||||||
1967 | 0.39 | 0.00 | 0.57 | 0.38 | 1.13 | 0.48 | 0.99 | 1.45 | 0.43 | 0.11 | 0.93 | ----- | z | ----- | z | |||||||||||
1968 | 1.13 | 0.76 | 0.90 | 0.35 | 0.47 | 0.09 | 1.58 | 0.60 | 0.05 | 1.06 | 0.89 | 0.43 | 1.58 | |||||||||||||
1969 | 0.58 | 1.12 | 0.72 | 0.19 | 0.89 | 0.00 | 0.80 | 0.21 | 0.55 | 1.35 | 0.87 | 0.38 | 1.35 | |||||||||||||
1970 | 0.35 | 0.25 | 1.53 | 0.75 | 0.04 | 0.03 | 1.07 | 0.84 | 6.20 | 0.11 | 0.28 | 0.75 | 6.20 | |||||||||||||
1971 | 0.40 | 0.46 | 0.06 | 0.11 | 0.12 | 0.00 | 0.40 | 0.82 | 1.01 | 0.98 | 0.09 | 0.54 | 1.01 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 1.67 | 1.02 | 0.75 | 0.43 | 3.81 | 1.00 | 1.48 | 3.81 | |||||||||||||
1973 | 0.43 | 1.02 | 1.01 | 0.32 | 0.49 | 0.17 | 0.69 | 0.33 | 0.00 | 0.00 | 0.75 | 0.02 | 1.02 | |||||||||||||
1974 | 1.43 | 0.37 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.94 | 0.79 | 0.81 | 0.50 | 0.28 | 0.31 | 0.95 | 1.06 | 0.97 | 0.82 | 0.72 | 0.82 | 2.16 | |||||||||||||
S.D. | 0.81 | 0.56 | 0.64 | 0.44 | 0.35 | 0.41 | 0.60 | 0.70 | 0.97 | 0.83 | 0.58 | 0.57 | 1.03 | |||||||||||||
SKEW | 2.33 | 1.17 | 1.60 | 1.46 | 1.73 | 1.57 | 1.01 | 1.52 | 2.92 | 2.08 | 0.82 | 0.59 | 1.88 | |||||||||||||
MAX | 4.95 | 3.00 | 3.73 | 1.90 | 1.70 | 1.67 | 2.60 | 3.42 | 6.20 | 4.37 | 2.74 | 2.20 | 6.20 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 0.21 | 0.00 | 0.00 | 0.00 | 0.00 | 1.01 | |||||||||||||
YRS | 68 | 66 | 68 | 67 | 65 | 65 | 65 | 63 | 64 | 64 | 63 | 62 | 42 |