YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1909 | ----- | z | ----- | z | 1.10 | 0.86 | 0.60 | 0.58 | 0.86 | 1.14 | 1.00 | 0.42 | 1.17 | 0.98 | ----- | z | ||||||||||
1910 | 0.17 | ----- | z | ----- | z | 1.73 | 0.70 | 0.43 | 0.67 | 1.36 | 0.21 | 0.41 | 0.05 | 0.30 | ----- | z | ||||||||||
1911 | 0.18 | 0.63 | 0.44 | ----- | z | ----- | z | ----- | z | 0.88 | 0.55 | 0.80 | 1.90 | ----- | z | ----- | z | ----- | z | |||||||
1912 | ----- | z | ----- | z | 0.50 | 1.30 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.22 | a | 0.36 | 0.04 | ----- | z | ||||
1913 | 0.19 | 1.05 | ----- | z | 0.90 | a | 0.30 | 1.32 | 1.25 | 0.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1914 | ----- | z | 0.00 | ----- | z | ----- | z | 0.83 | 0.86 | 2.00 | 0.95 | 0.53 | 0.38 | 0.00 | ----- | z | ----- | z | ||||||||
1915 | ----- | z | 0.80 | 0.40 | 1.80 | 1.90 | 0.55 | 1.95 | 1.00 | 0.50 | 0.20 | 0.25 | 0.45 | ----- | z | |||||||||||
1916 | 0.20 | 0.10 | 0.20 | 0.30 | 0.35 | 0.60 | 0.40 | 1.35 | 0.05 | 0.38 | 0.15 | a | 0.15 | 1.35 | a | |||||||||||
1917 | 0.16 | 0.15 | 0.10 | 0.50 | 0.80 | 0.80 | 0.28 | 0.50 | 0.40 | 0.05 | 1.55 | a | 0.25 | 1.55 | a | |||||||||||
1918 | 0.40 | 0.50 | 3.50 | 1.20 | 0.00 | 0.38 | 0.85 | 0.80 | 1.20 | 0.80 | 0.17 | 0.25 | 3.50 | |||||||||||||
1919 | 0.60 | 0.35 | 1.73 | 1.15 | 0.25 | 0.35 | 1.60 | 0.60 | 0.80 | 1.30 | ----- | z | ----- | z | ----- | z | ||||||||||
1920 | 0.00 | 0.20 | a | 0.33 | 1.10 | 0.50 | 1.30 | 0.58 | 0.38 | 0.29 | a | 1.05 | 0.10 | 0.60 | 1.30 | b | ||||||||||
1921 | 0.50 | c | 0.35 | 0.15 | 0.90 | 1.10 | 1.30 | 1.20 | 1.00 | a | 1.50 | 0.17 | 0.00 | 0.60 | 1.50 | d | ||||||||||
1922 | 0.23 | 1.00 | 1.50 | a | ----- | z | 0.65 | 0.70 | 1.90 | 0.70 | 0.50 | 0.00 | 0.25 | 0.22 | ----- | z | ||||||||||
1923 | 0.00 | 0.25 | 0.50 | 1.25 | 0.80 | 1.30 | 0.70 | 1.00 | b | 0.65 | a | 1.70 | 0.45 | 0.90 | 1.70 | c | ||||||||||
1924 | 0.85 | 0.30 | 0.65 | 0.13 | 0.50 | 0.80 | 1.60 | 0.19 | 0.50 | 0.25 | 0.25 | 0.90 | b | 1.60 | b | |||||||||||
1925 | 0.30 | 0.70 | 0.15 | 0.12 | 1.20 | 0.10 | a | 1.10 | 0.80 | 0.62 | 0.30 | 0.65 | f | 0.65 | 1.20 | g | ||||||||||
1926 | 0.60 | 0.70 | 1.00 | 0.62 | 0.60 | 0.60 | 0.75 | 1.30 | 0.50 | 0.25 | 0.50 | 0.45 | 1.30 | |||||||||||||
1927 | 0.13 | 0.15 | 0.99 | 0.50 | 0.00 | 0.75 | 0.80 | 0.80 | 1.20 | 0.05 | 0.16 | 0.25 | 1.20 | |||||||||||||
1928 | 0.00 | 0.60 | 0.45 | 0.90 | 1.25 | 1.00 | 0.50 | 2.10 | 0.25 | 1.30 | 1.20 | 0.30 | 2.10 | |||||||||||||
1929 | 0.20 | 0.21 | 0.55 | 0.20 | a | 3.86 | a | 2.00 | 0.70 | 1.80 | 1.02 | 0.28 | 0.20 | 0.31 | 3.86 | b | ||||||||||
1930 | 0.25 | 0.20 | 0.50 | 0.80 | 1.32 | a | 0.55 | 1.08 | 0.90 | n | 0.95 | 2.40 | 1.20 | b | 0.50 | 2.40 | q | |||||||||
1931 | 0.12 | 0.24 | 0.50 | 0.35 | 0.90 | 0.28 | 0.65 | 1.50 | 1.89 | 0.48 | 0.32 | a | 0.13 | 1.89 | a | |||||||||||
1932 | 0.56 | 0.15 | 0.35 | 1.10 | 0.65 | 0.55 | 0.90 | 0.40 | 1.13 | 0.55 | 0.15 | 0.40 | 1.13 | |||||||||||||
1933 | 0.22 | a | 0.15 | 0.75 | 0.18 | 1.80 | 0.94 | 0.85 | 0.78 | 0.30 | a | 0.06 | 0.17 | 0.53 | 1.80 | b | ||||||||||
1934 | 0.43 | 0.54 | 0.06 | 0.40 | 2.00 | 1.35 | 1.00 | 1.05 | 0.00 | 0.00 | 0.25 | a | 0.50 | 2.00 | a | |||||||||||
1935 | 0.60 | 0.40 | 0.00 | ----- | z | ----- | z | 0.24 | 0.71 | 3.10 | 0.86 | 0.03 | 0.18 | ----- | z | ----- | z | |||||||||
1936 | ----- | z | 0.00 | 0.00 | 0.60 | 2.50 | a | ----- | z | 0.45 | 2.20 | 0.50 | 0.90 | ----- | z | 0.07 | ----- | z | ||||||||
1937 | 0.12 | 0.15 | 0.55 | 0.45 | 1.00 | 1.98 | 0.66 | 1.00 | 0.51 | x | 0.64 | 0.62 | 0.15 | 1.98 | x | |||||||||||
1938 | 0.32 | 0.28 | 0.34 | 1.34 | 1.04 | 0.71 | y | 0.50 | ----- | z | 1.18 | y | ----- | z | 0.20 | 0.15 | ----- | z | ||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | 0.66 | w | 0.76 | 0.84 | 0.40 | 0.43 | 0.30 | 0.11 | 0.28 | ----- | z | |||||||
1940 | 0.22 | 1.05 | 0.36 | 0.76 | 0.85 | 0.18 | 0.33 | 2.60 | 1.68 | 0.00 | 0.88 | 0.48 | 2.60 | |||||||||||||
1941 | 0.25 | 0.30 | 1.15 | a | 1.60 | 1.88 | 0.80 | 0.96 | 0.90 | 1.98 | 1.53 | 0.08 | ----- | z | ----- | z | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.29 | 0.40 | 0.65 | 0.82 | 1.04 | 0.81 | 0.92 | 1.09 | 0.77 | 0.59 | 0.39 | 0.40 | 1.90 | |||||||||||||
S.D. | 0.21 | 0.30 | 0.70 | 0.49 | 0.81 | 0.48 | 0.46 | 0.69 | 0.52 | 0.63 | 0.42 | 0.25 | 0.79 | |||||||||||||
SKEW | 0.85 | 0.86 | 2.59 | 0.31 | 1.61 | 0.90 | 1.01 | 1.28 | 0.79 | 1.31 | 1.48 | 0.76 | 1.44 | |||||||||||||
MAX | 0.85 | 1.05 | 3.50 | 1.80 | 3.86 | 2.00 | 2.00 | 3.10 | 1.98 | 2.40 | 1.55 | 0.98 | 3.86 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.12 | 0.00 | 0.10 | 0.28 | 0.19 | 0.00 | 0.00 | 0.00 | 0.04 | 1.13 | |||||||||||||
YRS | 27 | 29 | 29 | 28 | 29 | 29 | 32 | 30 | 29 | 31 | 28 | 27 | 16 |