YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1892 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.44 | 1.44 | k | |
1893 | 0.56 | 0.54 | 0.65 | 0.66 | 1.47 | 0.03 | 0.00 | 0.00 | p | 0.98 | 1.53 | 1.47 | 1.58 | w | 7.89 | b | ||||||||||
1894 | 2.33 | 0.40 | 1.49 | 1.03 | 0.81 | 0.53 | 0.00 | 0.03 | 0.11 | 0.69 | 0.14 | 0.49 | 8.05 | |||||||||||||
1895 | 1.96 | c | 0.46 | ----- | z | 0.20 | 0.64 | 0.04 | 0.07 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.37 | f | |||||
1896 | ----- | z | 0.69 | 0.32 | 1.04 | 0.98 | 0.01 | ----- | z | 0.93 | 0.10 | 0.36 | 1.95 | 1.07 | 7.45 | b | ||||||||||
1897 | 1.46 | 1.08 | 0.91 | 0.26 | 0.62 | 0.80 | 0.45 | 0.01 | 0.52 | 0.04 | 0.91 | 1.64 | 8.70 | |||||||||||||
1898 | 0.31 | 0.63 | 0.44 | 0.18 | 0.52 | 0.56 | 0.00 | 0.07 | ----- | z | 0.18 | 1.21 | 0.37 | 4.47 | a | |||||||||||
1899 | 1.53 | 1.00 | 0.35 | 0.40 | 0.66 | 0.20 | 0.02 | 1.89 | 0.38 | 1.82 | 1.12 | 0.99 | 10.36 | |||||||||||||
1900 | 0.83 | 0.53 | 0.59 | 1.02 | 0.79 | 0.17 | 0.00 | 0.43 | 0.51 | 1.67 | 0.54 | 0.89 | a | 7.97 | ||||||||||||
1901 | 0.92 | 1.85 | 0.60 | 0.15 | 0.85 | 0.48 | 0.02 | 0.15 | c | 0.95 | 0.00 | 0.49 | 1.11 | 7.57 | ||||||||||||
1902 | 1.22 | a | 2.10 | 0.05 | 1.27 | 0.53 | 0.00 | 0.00 | 0.08 | 0.67 | 0.21 | 1.69 | 0.81 | 8.63 | ||||||||||||
1903 | 0.33 | 0.02 | 0.28 | 0.01 | 0.26 | 0.86 | 0.08 | 0.42 | 0.45 | 0.43 | 2.02 | a | 0.72 | a | 5.88 | |||||||||||
1904 | 1.07 | 1.46 | a | 1.64 | 0.51 | 0.33 | 0.23 | 0.81 | 0.00 | 0.15 | 0.60 | 0.14 | 0.80 | 7.74 | ||||||||||||
1905 | 1.31 | 0.24 | 0.63 | 0.30 | 1.06 | 0.70 | 0.00 | 0.00 | 0.48 | 0.68 | 0.48 | 0.79 | 6.67 | |||||||||||||
1906 | 0.60 | 0.89 | 0.48 | 0.04 | ----- | z | ----- | z | 0.00 | 0.17 | 0.55 | 0.29 | 2.40 | t | ----- | z | 3.02 | d | ||||||||
1907 | 1.79 | 0.98 | 2.14 | 0.50 | a | 0.89 | 0.37 | 0.11 | ----- | z | 0.21 | 0.14 | 0.89 | 1.22 | 9.24 | a | ||||||||||
1908 | 0.39 | 0.38 | x | 0.65 | 0.29 | 0.63 | u | 0.18 | 0.36 | 0.14 | 0.19 | 1.29 | v | 0.89 | 0.58 | 3.67 | c | |||||||||
1909 | 1.86 | 0.83 | s | 0.13 | ----- | z | 0.17 | 0.04 | 0.26 | 0.00 | 0.11 | 0.52 | v | 1.72 | p | 1.14 | a | 3.71 | d | |||||||
1910 | 0.98 | 0.92 | 1.07 | 0.20 | 1.07 | 0.90 | 0.06 | 0.00 | 0.36 | 0.25 | 1.76 | 0.67 | 8.24 | |||||||||||||
1911 | 0.69 | 0.60 | 0.24 | 0.15 | 1.53 | 1.11 | 0.00 | 0.18 | 1.50 | 0.22 | 0.41 | 0.35 | 6.98 | |||||||||||||
1912 | 1.78 | 0.56 | 0.37 | 1.34 | 0.92 | 1.18 | 0.06 | 1.10 | 0.06 | 0.29 | 0.78 | 0.44 | 8.88 | |||||||||||||
1913 | 1.40 | 0.38 | 0.35 | 0.68 | 0.80 | 1.64 | 0.14 | 0.64 | 0.24 | 1.24 | 1.09 | 0.90 | 9.50 | |||||||||||||
1914 | 1.76 | 0.62 | 0.06 | 0.98 | 1.20 | 0.30 | 0.03 | 0.00 | 0.46 | 1.15 | 0.34 | 0.39 | 7.29 | |||||||||||||
1915 | 0.55 | 0.66 | 0.94 | 0.74 | 1.36 | 0.32 | 0.23 | 0.00 | 0.08 | 0.15 | 1.91 | 1.30 | 8.24 | |||||||||||||
1916 | 1.29 | 2.02 | 1.87 | 0.99 | 0.20 | 1.41 | 0.62 | 0.12 | 0.05 | 0.54 | 1.46 | 1.01 | 11.58 | |||||||||||||
1917 | 0.31 | 0.53 | 0.20 | 1.37 | 0.77 | 0.14 | 0.00 | 0.00 | 0.36 | 0.00 | 0.88 | 2.12 | 6.68 | |||||||||||||
1918 | 1.03 | 0.48 | 0.16 | 0.03 | 0.37 | 0.07 | 0.08 | 0.92 | 0.14 | a | 1.27 | 0.61 | 0.56 | 5.72 | ||||||||||||
1919 | 1.15 | 1.36 | 0.50 | 0.51 | 0.07 | 0.00 | 0.00 | 0.01 | 0.83 | 0.76 | 1.45 | 1.17 | 7.81 | |||||||||||||
1920 | 1.19 | 0.07 | 0.69 | 1.16 | 0.10 | 0.89 | 0.04 | 1.25 | 0.81 | 0.93 | 0.66 | 1.80 | 9.59 | |||||||||||||
1921 | 0.94 | 2.01 | 0.28 | 0.48 | 0.52 | 0.47 | 0.00 | 0.09 | 0.30 | 0.52 | 2.21 | 0.64 | 8.46 | |||||||||||||
1922 | 0.84 | 0.87 | 1.09 | 0.40 | 0.19 | 0.15 | 0.00 | 0.29 | 0.40 | 0.58 | 0.49 | 1.11 | 6.41 | |||||||||||||
1923 | 0.78 | 0.74 | 0.21 | 0.89 | 0.28 | 0.68 | 0.70 | 0.81 | 0.35 | 1.95 | 0.73 | 0.55 | 8.67 | |||||||||||||
1924 | 0.74 | 0.82 | 0.28 | 0.00 | 0.00 | 0.33 | 0.24 | 0.74 | 0.53 | 0.86 | 1.43 | 1.30 | 7.27 | |||||||||||||
1925 | 0.75 | 1.19 | 0.31 | 0.72 | 0.72 | 0.06 | 0.00 | 0.03 | 0.45 | 0.02 | a | 0.41 | 1.06 | 5.72 | ||||||||||||
1926 | 0.77 | 1.28 | 0.25 | 0.12 | 0.18 | 0.31 | 0.00 | 0.16 | 0.68 | 0.97 | 3.13 | 0.73 | 8.58 | |||||||||||||
1927 | 1.40 | 0.50 | 0.30 | 0.07 | 0.12 | 0.47 | 0.00 | 0.02 | 2.05 | 1.07 | 1.87 | ----- | z | 7.87 | a | |||||||||||
1928 | ----- | z | ----- | z | 1.04 | 0.69 | 0.19 | 0.06 | 0.15 | 0.25 | 0.57 | 0.09 | 0.96 | ----- | z | 4.00 | c | |||||||||
1929 | ----- | z | ----- | z | 0.15 | 0.14 | 0.28 | 0.50 | 0.00 | 0.00 | 0.08 | ----- | z | ----- | z | ----- | z | 1.15 | e | |||||||
1930 | ----- | z | ----- | z | 0.20 | 0.33 | 0.58 | 0.00 | 0.00 | 0.17 | 0.76 | x | 0.84 | 0.72 | b | 0.32 | 3.16 | c | ||||||||
1931 | 1.20 | 0.02 | 1.54 | 0.50 | 0.00 | 0.50 | 0.00 | 0.00 | 0.00 | 0.42 | 1.84 | 1.20 | 7.22 | |||||||||||||
1932 | 0.62 | 0.37 | 1.07 | 0.33 | 0.55 | 0.05 | 0.00 | 0.00 | 0.00 | 0.61 | 1.14 | 0.24 | 4.98 | |||||||||||||
1933 | 0.61 | 1.05 | a | 0.84 | 0.48 | 0.33 | 0.11 | 0.00 | 0.00 | 0.43 | 0.72 | 0.55 | 1.04 | 6.16 | ||||||||||||
1934 | 0.10 | 0.35 | 0.40 | 0.40 | 0.09 | 0.19 | 0.00 | 0.07 | 0.36 | 0.43 | 0.95 | 0.73 | 4.07 | |||||||||||||
1935 | 0.13 | 0.37 | 0.57 | 0.74 | 0.03 | 0.27 | 0.26 | 0.31 | 0.20 | 0.53 | 0.45 | 1.53 | 5.39 | |||||||||||||
1936 | 1.89 | 1.23 | 0.20 | 0.80 | 0.25 | 0.31 | 0.00 | 0.00 | 0.20 | 0.00 | 0.00 | 0.98 | 5.86 | |||||||||||||
1937 | 1.04 | 0.48 | 1.06 | 1.26 | 0.08 | 0.99 | 0.27 | 0.00 | 0.16 | 0.59 | 1.64 | 1.64 | 9.21 | |||||||||||||
1938 | 0.55 | 0.80 | 0.55 | 0.64 | 0.54 | 0.75 | 0.20 | 0.00 | 0.05 | 0.60 | 0.89 | 0.59 | a | 6.16 | ||||||||||||
1939 | 0.79 | 0.91 | a | 0.86 | 0.22 | 0.04 | 0.26 | 0.41 | 0.00 | 0.52 | 0.30 | 0.00 | 1.25 | 5.56 | ||||||||||||
1940 | 1.66 | 2.76 | 0.98 | t | 0.78 | 0.15 | 0.00 | 0.36 | 0.00 | 0.44 | 0.87 | 1.80 | 1.09 | 9.91 | a | |||||||||||
1941 | 1.35 | 0.78 | 0.39 | x | 0.28 | 0.86 | 1.66 | 0.00 | 1.00 | 1.41 | 0.46 | 1.08 | 1.17 | 10.05 | a | |||||||||||
1942 | 0.93 | 0.94 | 0.05 | 0.12 | a | 1.13 | 1.18 | 0.25 | 0.00 | ----- | z | 0.75 | 2.53 | 2.29 | 10.17 | a | ||||||||||
1943 | 0.68 | 0.50 | 0.52 | 1.10 | 0.59 | 1.22 | 0.00 | 0.32 | 0.00 | 1.41 | 0.32 | 1.00 | 7.66 | |||||||||||||
1944 | 0.52 | 0.56 | 0.57 | 0.89 | 0.76 | 0.86 | 0.00 | 0.00 | 0.22 | 0.42 | 0.98 | 0.86 | 6.64 | |||||||||||||
1945 | 1.15 | 1.60 | 0.93 | 0.82 | 1.90 | 0.11 | 0.00 | 0.00 | 1.34 | 0.61 | 1.26 | 1.68 | 11.40 | |||||||||||||
1946 | 0.73 | 0.28 | 0.97 | 0.10 | 0.84 | 0.69 | 0.00 | 0.00 | 1.43 | 0.81 | 1.01 | 0.37 | 7.23 | |||||||||||||
1947 | 0.36 | 0.47 | 0.74 | 0.59 | 0.11 | 0.97 | 0.53 | 0.18 | 1.07 | ----- | z | 1.21 | 1.00 | 7.23 | a | |||||||||||
1948 | 1.70 | 0.55 | 0.15 | 1.34 | 1.50 | 0.58 | 1.59 | b | 0.00 | 0.14 | 0.32 | 1.27 | 1.18 | 10.32 | ||||||||||||
1949 | 0.14 | 0.86 | 0.85 | 0.03 | 0.45 | 0.00 | 0.00 | 0.00 | 0.15 | 0.23 | 1.23 | 0.28 | 4.22 | |||||||||||||
1950 | 1.51 | 0.62 | 1.14 | 0.45 | 0.00 | 1.61 | 0.00 | 0.00 | 0.04 | 2.23 | 0.71 | a | 1.96 | 10.27 | ||||||||||||
1951 | 1.22 | 0.88 | 1.08 | 0.30 | 0.28 | 1.83 | 0.12 | 0.06 | 0.23 | 1.10 | 1.06 | 1.09 | 9.25 | |||||||||||||
1952 | 0.46 | 1.07 | 0.34 | 0.16 | 0.41 | 1.58 | 0.00 | 0.06 | 0.54 | 0.02 | 0.16 | 1.51 | 6.31 | |||||||||||||
1953 | 2.87 | 0.53 | 0.29 | 0.87 | 1.23 | 0.54 | 0.00 | 0.45 | 0.00 | 0.31 | 1.51 | 0.82 | 9.42 | |||||||||||||
1954 | 1.40 | 0.28 | 0.73 | 0.12 | 0.48 | 0.41 | 0.41 | 0.17 | 0.76 | 0.37 | 0.88 | 0.78 | 6.79 | |||||||||||||
1955 | 0.52 | 0.33 | 0.62 | 0.68 | 0.56 | 1.25 | 0.59 | 0.00 | 0.36 | 0.72 | 1.87 | 2.21 | 9.71 | |||||||||||||
1956 | 2.27 | 0.80 | 0.26 | 0.00 | 0.62 | 0.36 | 0.19 | 0.63 | 0.12 | 1.31 | 0.19 | 0.86 | 7.61 | |||||||||||||
1957 | 0.98 | 0.68 | 2.19 | 0.38 | 1.41 | 1.37 | 0.20 | 0.03 | 0.86 | 4.14 | 0.66 | 0.83 | 13.73 | |||||||||||||
1958 | 2.04 | 1.92 | 1.07 | 1.42 | 0.96 | 0.46 | 0.08 | 0.02 | 0.15 | 0.06 | 1.09 | 1.85 | 11.12 | |||||||||||||
1959 | 2.34 | 0.98 | 0.31 | 0.56 | 0.34 | 0.33 | 0.05 | 0.15 | 1.75 | 0.50 | 0.33 | 0.44 | 8.08 | |||||||||||||
1960 | 0.56 | 0.75 | 0.85 | 0.44 | 1.19 | 0.35 | 0.00 | 0.55 | 0.18 | 0.77 | 1.33 | 0.79 | 7.76 | |||||||||||||
1961 | 0.70 | 2.44 | 1.51 | 0.79 | 1.41 | 0.91 | 0.04 | 0.16 | 0.15 | 0.17 | 1.05 | 1.18 | 10.51 | |||||||||||||
1962 | 0.26 | 0.97 | 0.90 | 0.75 | 2.68 | 0.04 | 0.00 | 0.91 | 0.39 | 1.36 | 1.05 | 1.61 | 10.92 | |||||||||||||
1963 | 0.45 | 1.84 | 0.76 | 1.44 | 0.75 | 0.17 | 0.11 | 0.10 | 0.29 | 0.28 | 1.60 | 1.00 | 8.79 | |||||||||||||
1964 | 0.53 | 0.13 | 0.81 | 0.20 | 0.02 | 1.03 | 0.96 | 0.30 | 0.11 | 0.73 | 1.59 | 5.40 | 11.81 | |||||||||||||
1965 | 2.18 | 0.18 | 0.29 | 0.57 | 0.57 | 0.86 | 0.26 | 1.26 | 0.07 | 0.13 | b | ----- | z | ----- | z | 6.37 | b | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.06 | 0.85 | 0.67 | 0.56 | 0.64 | 0.56 | 0.16 | 0.25 | 0.45 | 0.69 | 1.07 | 1.09 | 8.06 | |||||||||||||
S.D. | 0.62 | 0.58 | 0.49 | 0.40 | 0.51 | 0.49 | 0.27 | 0.39 | 0.44 | 0.66 | 0.63 | 0.72 | 2.01 | |||||||||||||
SKEW | 0.68 | 1.24 | 1.16 | 0.52 | 1.22 | 0.85 | 2.83 | 1.99 | 1.64 | 2.51 | 0.62 | 3.38 | 0.38 | |||||||||||||
MAX | 2.87 | 2.76 | 2.19 | 1.44 | 2.68 | 1.83 | 1.59 | 1.89 | 2.05 | 4.14 | 3.13 | 5.40 | 13.73 | |||||||||||||
MIN | 0.10 | 0.02 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.24 | 4.07 | |||||||||||||
YRS | 69 | 68 | 70 | 72 | 71 | 72 | 72 | 70 | 69 | 68 | 68 | 67 | 56 |