YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | 2.71 | 1.66 | 6.01 | 0.25 | 0.37 | 0.00 | 0.03 | 0.00 | 0.51 | 0.66 | 0.80 | 3.16 | 16.16 | |||||||||||||
1894 | 0.67 | 0.96 | 0.89 | 0.10 | 1.15 | ----- | z | 0.13 | 0.03 | 0.04 | 0.04 | ----- | z | 5.30 | 9.31 | b | ||||||||||
1895 | 7.81 | 1.53 | 0.99 | 0.51 | 0.26 | 0.03 | 0.00 | 0.00 | ----- | z | ----- | z | 2.09 | 0.34 | 13.56 | b | ||||||||||
1896 | 2.04 | 0.10 | 3.70 | 0.71 | 0.22 | ----- | z | 0.07 | 0.00 | 0.40 | 1.76 | 1.20 | 1.70 | 11.90 | a | |||||||||||
1897 | 3.55 | 3.74 | 2.24 | ----- | z | 0.14 | ----- | z | ----- | z | ----- | z | 0.16 | 3.38 | 0.34 | 0.47 | 14.02 | d | ||||||||
1898 | 2.25 | 0.49 | 0.81 | ----- | z | ----- | z | ----- | z | 0.22 | 0.54 | ----- | z | 0.00 | 0.18 | 1.38 | 5.87 | d | ||||||||
1899 | 2.38 | 0.69 | 1.63 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.81 | 1.83 | 0.75 | 8.09 | e | |||||||
1900 | 1.42 | 0.00 | 0.76 | 1.97 | 1.86 | 0.00 | 0.01 | ----- | z | 0.01 | 0.42 | 4.57 | 0.00 | 11.02 | a | |||||||||||
1901 | 2.86 | 4.62 | 0.33 | 0.03 | 0.55 | 0.00 | 0.00 | 1.53 | 0.06 | 0.61 | 0.06 | 0.00 | 10.65 | |||||||||||||
1902 | 1.55 | 1.57 | 2.31 | 0.53 | 0.01 | 0.01 | 0.10 | 0.00 | 0.00 | 0.06 | 1.25 | 2.12 | 9.51 | |||||||||||||
1903 | 1.32 | 1.37 | 4.54 | 4.99 | 0.00 | 0.00 | 0.00 | 0.11 | 1.16 | 0.00 | 0.00 | ----- | z | 13.49 | a | |||||||||||
1904 | ----- | z | ----- | z | 3.02 | 0.35 | ----- | z | ----- | z | 0.00 | 0.32 | 0.00 | 0.13 | 0.00 | 1.02 | 4.84 | d | ||||||||
1905 | 3.46 | 6.48 | 4.89 | 1.03 | 1.26 | 0.00 | 0.00 | 0.37 | ----- | z | 0.24 | 2.54 | 0.22 | 20.49 | a | |||||||||||
1906 | 1.42 | 1.99 | 6.50 | 0.94 | 0.57 | 0.00 | 0.52 | 0.00 | 0.12 | 0.00 | 2.43 | 4.79 | 19.28 | |||||||||||||
1907 | 5.11 | 2.03 | 2.98 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.30 | 0.11 | 0.57 | 14.14 | |||||||||||||
1908 | 3.81 | 2.92 | 1.61 | 0.35 | 0.00 | 0.00 | 0.17 | 0.45 | 0.45 | 0.91 | 0.20 | 0.58 | 11.45 | |||||||||||||
1909 | 3.96 | 3.25 | 3.64 | 0.00 | 0.15 | 0.00 | 0.18 | 0.23 | 0.00 | 0.00 | ----- | z | 4.89 | 16.30 | a | |||||||||||
1910 | 2.99 | 0.24 | 2.29 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | 0.00 | 0.90 | 2.94 | 0.00 | 9.36 | a | |||||||||||
1911 | 4.71 | 3.19 | 2.31 | 1.39 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 0.28 | 0.00 | 0.00 | 12.38 | |||||||||||||
1912 | 0.15 | 0.00 | 7.29 | 3.24 | 1.18 | 0.00 | 0.00 | 0.50 | 0.00 | 1.33 | 0.48 | 0.00 | 14.17 | |||||||||||||
1913 | 1.07 | 3.50 | 0.97 | 0.61 | 0.00 | 0.16 | 0.20 | 0.40 | 0.00 | 0.00 | 2.13 | 1.34 | 10.38 | |||||||||||||
1914 | 5.55 | 3.84 | 1.03 | 4.07 | ----- | z | 0.25 | 0.00 | 0.00 | 0.00 | 0.08 | 0.55 | 2.59 | 17.96 | a | |||||||||||
1915 | 4.65 | 7.05 | 0.21 | 2.13 | 0.83 | ----- | z | ----- | z | 0.28 | 0.07 | 0.00 | 0.70 | 2.45 | 18.37 | b | ||||||||||
1916 | 10.71 | 1.36 | x | 0.99 | ----- | z | 0.04 | ----- | z | ----- | z | 0.70 | ----- | z | 1.33 | ----- | z | 2.02 | 15.79 | f | ||||||
1917 | 3.48 | w | 1.98 | t | ----- | z | 1.05 | v | 0.33 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.33 | k | |
1918 | ----- | z | 2.09 | 6.80 | ----- | z | ----- | z | ----- | z | 0.12 | ----- | z | ----- | z | 0.99 | 1.60 | 1.16 | 12.76 | f | ||||||
1919 | 0.25 | 2.84 | 2.10 | 0.65 | 0.42 | ----- | z | 0.16 | ----- | z | 0.60 | ----- | z | 1.02 | 1.26 | 9.30 | c | |||||||||
1920 | ----- | z | 4.56 | 3.82 | 0.64 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 8.38 | j | ||
1921 | 2.68 | v | 0.70 | ----- | z | 0.14 | 2.38 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.24 | 11.29 | u | 1.08 | i | |||
1922 | 4.34 | v | 2.71 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.33 | w | 0.00 | l |
1923 | 2.65 | x | 0.86 | x | ----- | z | 1.60 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.92 | 1.92 | k | |
1924 | 0.60 | 0.00 | 3.46 | 1.93 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.62 | ----- | z | 6.61 | f | ||||||
1925 | ----- | z | 0.55 | 1.48 | v | 1.55 | ----- | z | ----- | z | ----- | z | ----- | z | 0.03 | ----- | z | ----- | z | 1.35 | 3.48 | h | ||||
1926 | 1.25 | 2.57 | 1.27 | 6.89 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.62 | 3.42 | 17.02 | |||||||||||||
1927 | ----- | z | 9.95 | 2.13 | 1.31 | 0.44 | 0.00 | 0.30 | 0.00 | 0.00 | 2.51 | 0.05 | 1.90 | 18.59 | a | |||||||||||
1928 | 0.40 | 1.57 | 1.61 | 0.00 | 1.10 | 0.00 | 0.00 | 0.00 | 0.00 | 1.03 | 0.75 | 1.54 | 8.00 | |||||||||||||
1929 | 1.64 | 1.00 | 1.55 | 1.50 | 0.00 | 0.18 | 0.00 | 0.25 | 1.20 | 0.00 | 0.00 | 0.00 | 7.32 | |||||||||||||
1930 | 5.35 | 0.63 | 3.87 | 1.08 | 2.72 | 0.00 | 0.12 | 0.00 | 0.00 | 0.26 | 1.40 | 0.00 | 15.43 | |||||||||||||
1931 | 1.68 | 2.89 | 0.30 | 2.02 | 0.20 | 0.00 | 0.26 | 0.87 | 0.58 | 0.81 | 2.01 | 3.57 | 15.19 | |||||||||||||
1932 | 1.37 | 7.95 | 0.16 | 1.00 | 0.12 | 0.84 | 0.00 | 0.00 | 0.08 | 0.98 | 0.00 | 2.54 | 15.04 | |||||||||||||
1933 | 3.83 | 0.00 | 0.00 | 1.79 | 0.72 | 0.00 | 0.26 | 0.07 | 0.00 | 0.05 | 0.13 | 2.50 | 9.35 | |||||||||||||
1934 | 0.70 | 1.84 | 0.36 | 0.10 | 0.00 | 0.35 | 0.03 | 0.25 | 0.08 | 1.21 | 1.92 | 3.29 | 10.13 | |||||||||||||
1935 | 2.93 | 2.93 | 1.60 | 1.07 | 0.60 | 0.00 | 0.00 | 1.04 | 0.04 | 0.15 | 0.60 | 0.50 | 11.46 | |||||||||||||
1936 | 0.07 | 6.07 | 1.30 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 2.77 | 0.46 | 6.25 | 17.42 | |||||||||||||
1937 | 2.87 | 6.09 | 5.05 | 0.35 | 0.58 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.73 | 16.67 | |||||||||||||
1938 | 1.23 | 3.79 | 6.16 | 1.69 | 0.24 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 0.00 | 4.90 | 18.08 | |||||||||||||
1939 | 2.59 | 2.33 | 1.86 | 0.98 | 0.15 | 0.00 | 0.00 | 0.00 | 4.73 | 0.15 | 1.53 | 0.45 | 14.77 | |||||||||||||
1940 | 3.12 | 3.47 | 0.58 | 2.20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.03 | 0.33 | 5.82 | 16.55 | |||||||||||||
1941 | 1.45 | 4.68 | 8.26 | 2.96 | 0.10 | ----- | z | 0.43 | 1.06 | 0.00 | 2.37 | 1.12 | 3.06 | 25.49 | a | |||||||||||
1942 | 0.36 | 0.83 | 1.11 | 1.92 | 0.00 | 0.00 | 0.00 | 0.10 | 0.00 | 0.48 | 0.47 | 1.08 | 6.35 | |||||||||||||
1943 | 6.32 | 2.62 | 3.23 | 1.16 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.26 | 0.00 | 4.74 | 19.33 | |||||||||||||
1944 | 0.54 | 5.04 | 0.83 | 1.00 | 0.00 | 0.08 | 0.00 | 0.00 | 0.00 | 0.02 | 4.89 | 0.90 | 13.30 | |||||||||||||
1945 | 0.23 | 2.62 | 3.61 | 0.22 | 0.00 | 0.00 | 0.00 | 2.65 | 0.06 | 0.79 | 0.15 | 4.13 | 14.46 | |||||||||||||
1946 | 0.30 | 0.71 | 2.42 | 0.98 | 0.20 | 0.00 | 0.26 | ----- | z | 0.88 | 1.23 | 3.69 | 2.01 | 12.68 | a | |||||||||||
1947 | 0.28 | 0.63 | 1.66 | 0.40 | 0.58 | 0.00 | 0.00 | 0.16 | 0.03 | 0.23 | 0.12 | 2.87 | 6.96 | |||||||||||||
1948 | 0.07 | 1.71 | 1.16 | 0.62 | 0.00 | 0.58 | 0.00 | 0.00 | n | ----- | z | ----- | z | ----- | z | ----- | z | 4.14 | e | |||||||
1949 | 1.09 | n | 1.03 | a | 0.65 | 0.01 | 0.66 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 1.24 | 0.95 | 4.66 | a | ||||||||||
1950 | 1.86 | 1.31 | 0.98 | 0.00 | a | 0.05 | 0.00 | 0.03 | 0.00 | 0.02 | 0.02 | 1.27 | 0.01 | a | 5.55 | |||||||||||
1951 | 1.56 | 0.88 | 0.98 | 2.13 | 0.37 | 0.00 | 0.43 | 0.24 | 0.17 | 0.60 | 0.54 | 4.55 | 12.45 | |||||||||||||
1952 | 4.75 | 0.72 | 4.44 | 1.78 | 0.00 | 0.00 | 0.49 | 0.00 | 1.22 | 0.00 | 2.94 | 2.81 | 19.15 | |||||||||||||
1953 | 1.12 | 0.71 | 1.16 | 0.99 | 0.15 | 0.00 | 0.00 | 0.19 | 0.00 | 0.15 | 0.86 | 0.26 | 5.59 | |||||||||||||
1954 | 3.75 | 1.35 | 4.13 | 0.15 | 0.00 | 0.00 | 0.27 | 0.00 | 0.00 | 0.00 | 1.60 | d | 0.68 | f | 11.25 | a | ||||||||||
1955 | 4.11 | 2.43 | 0.22 | 0.55 | 0.82 | 0.00 | 0.00 | 0.00 | i | 0.00 | 0.00 | 0.71 | 0.48 | 9.32 | a | |||||||||||
1956 | 3.48 | 0.43 | 0.00 | 1.55 | 0.29 | 0.00 | a | 0.00 | 0.00 | 0.00 | 0.21 | 0.00 | 0.20 | 6.16 | ||||||||||||
1957 | 5.27 | 0.70 | 1.70 | 0.86 | 1.73 | 0.08 | 0.40 | 0.00 | 0.00 | 3.95 | 1.37 | 2.06 | 18.12 | |||||||||||||
1958 | 1.67 | 3.94 | 6.08 | 4.15 | 0.08 | 0.00 | 0.15 | 0.11 | 1.22 | 0.03 | 0.27 | 0.00 | 17.70 | |||||||||||||
1959 | 1.00 | 3.85 | 0.00 | 0.35 | 0.00 | 0.00 | 0.00 | 0.09 | 0.28 | 0.55 | 1.05 | 2.31 | 9.48 | |||||||||||||
1960 | 2.74 | 1.90 | 0.31 | 0.71 | 0.05 | 0.00 | 0.08 | 0.00 | 0.16 | d | 0.35 | 1.55 | 0.02 | 7.87 | ||||||||||||
1961 | 0.71 | 0.23 | 0.61 | 0.00 | 0.00 | 0.00 | 0.00 | 1.02 | 0.00 | 0.00 | 0.56 | 1.51 | 4.64 | |||||||||||||
1962 | 1.77 | 3.97 | 1.69 | 0.00 | 0.62 | 0.13 | 0.00 | 0.00 | 0.08 | 0.22 | 0.00 | 0.24 | 8.72 | |||||||||||||
1963 | 0.05 | 2.93 | 1.83 | 1.45 | 0.03 | 0.05 | 0.00 | 0.15 | 3.06 | 0.80 | 1.71 | 0.00 | 12.06 | |||||||||||||
1964 | 1.66 | 0.77 | 1.78 | 1.75 | 0.35 | 0.02 | 0.00 | 0.01 | 0.20 | 0.11 | 1.73 | 0.63 | 9.01 | |||||||||||||
1965 | 0.37 | 0.51 | 2.19 | 3.84 | 0.04 | 0.01 | 0.58 | 0.77 | 0.30 | 0.00 | 7.10 | 3.05 | 18.76 | |||||||||||||
1966 | 0.71 | 1.01 | 0.47 | 0.08 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.51 | 0.88 | 4.69 | 8.37 | |||||||||||||
1967 | 2.45 | 0.00 | 1.46 | 3.35 | 0.33 | 0.06 | 0.02 | 0.00 | 1.76 | 0.00 | 2.67 | 1.79 | 13.89 | |||||||||||||
1968 | 0.69 | 0.54 | 1.42 | 1.07 | 0.12 | 0.13 | 0.38 | 0.11 | 0.00 | 0.17 | 0.83 | 1.08 | 6.54 | |||||||||||||
1969 | 6.53 | 7.07 | 1.07 | 0.46 | 0.56 | 0.04 | 0.05 | 0.00 | 0.00 | 0.05 | 0.99 | 0.05 | 16.87 | |||||||||||||
1970 | 1.09 | 2.15 | 3.36 | 0.15 | 0.02 | 0.00 | 0.00 | 0.15 | 0.00 | 0.12 | 2.05 | 2.71 | 11.80 | |||||||||||||
1971 | 0.72 | 0.33 | 0.16 | 0.39 | 0.89 | 0.05 | 0.00 | 0.00 | 0.00 | 0.81 | 0.20 | 4.36 | 7.91 | |||||||||||||
1972 | 0.00 | 0.56 | 0.00 | 0.11 | 0.06 | 0.54 | 0.00 | 0.12 | 0.28 | 0.75 | 2.16 | 1.33 | 5.91 | |||||||||||||
1973 | 2.34 | 3.36 | 2.94 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 1.85 | 0.09 | 10.68 | |||||||||||||
1974 | 6.23 | 0.17 | 1.87 | 0.23 | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | 0.59 | 0.14 | 1.60 | 11.00 | |||||||||||||
1975 | 0.15 | 1.46 | 3.93 | 2.29 | 0.28 | 0.00 | 0.06 | 0.00 | 0.14 | 0.24 | 1.17 | 0.48 | 10.20 | |||||||||||||
1976 | 0.00 | 4.49 | 1.25 | 1.33 | 0.82 | 0.29 | 0.07 | 0.00 | 4.23 | 1.82 | 0.48 | 0.85 | 15.63 | |||||||||||||
1977 | 2.18 | 0.67 | 1.33 | 0.02 | 3.28 | 0.05 | 0.00 | 1.99 | 0.00 | 0.00 | 0.16 | 3.16 | 12.84 | |||||||||||||
1978 | 8.41 | 4.68 | 7.32 | 1.50 | 0.03 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 21.94 | g | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 2.41 | 2.32 | 2.27 | 1.17 | 0.38 | 0.06 | 0.09 | 0.24 | 0.34 | 0.62 | 1.15 | 1.82 | 12.18 | |||||||||||||
S.D. | 2.19 | 2.09 | 1.98 | 1.29 | 0.60 | 0.15 | 0.15 | 0.48 | 0.86 | 0.87 | 1.26 | 1.65 | 4.24 | |||||||||||||
SKEW | 1.37 | 1.26 | 1.19 | 1.93 | 2.73 | 3.45 | 1.70 | 2.99 | 3.73 | 2.02 | 2.10 | 0.84 | 0.03 | |||||||||||||
MAX | 10.71 | 9.95 | 8.26 | 6.89 | 3.28 | 0.84 | 0.58 | 2.65 | 4.73 | 3.95 | 7.10 | 6.25 | 19.33 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.64 | |||||||||||||
YRS | 76 | 81 | 81 | 77 | 76 | 67 | 74 | 69 | 73 | 75 | 76 | 77 | 54 |