YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.78 | 43.15 | 45.46 | j | ||
1909 | 46.53 | 45.50 | 47.83 | b | 59.33 | 65.82 | 76.73 | 79.52 | 76.61 | 68.83 | 60.17 | a | 52.90 | a | 35.23 | 59.58 | ||||||||||
1910 | 42.26 | 41.74 | a | 56.67 | a | 59.55 | 68.65 | 78.41 | b | 80.88 | b | 78.69 | 73.65 | 58.60 | 51.73 | 42.18 | 61.08 | |||||||||
1911 | 48.90 | 42.98 | 54.77 | 60.96 | b | 67.15 | 76.27 | 77.98 | 79.69 | 73.69 | a | 58.68 | 45.88 | 35.12 | a | 60.17 | ||||||||||
1912 | 40.13 | 40.38 | a | 47.67 | b | 55.97 | 69.72 | b | 73.32 | 78.81 | 77.39 | 67.30 | 57.73 | 45.58 | 35.44 | 57.45 | ||||||||||
1913 | 36.23 | 40.36 | 47.03 | 57.00 | 68.34 | 72.00 | 77.68 | 78.02 | f | 66.12 | b | 58.19 | 51.23 | 36.60 | 55.53 | a | ||||||||||
1914 | 47.19 | 42.73 | 49.79 | 58.77 | 67.71 | 75.17 | 77.29 | 77.40 | 72.32 | 59.35 | 50.92 | 34.05 | 59.39 | |||||||||||||
1915 | 36.69 | 43.91 | 44.05 | 58.53 | 65.03 | 74.27 | 77.18 | 72.00 | 68.23 | 60.52 | 52.18 | 44.92 | a | 58.13 | ||||||||||||
1916 | 42.13 | 47.22 | 55.22 | h | 56.92 | 67.15 | 77.00 | 77.02 | 73.08 | 66.93 | 58.50 | 47.87 | d | 40.85 | 59.52 | a | ||||||||||
1917 | 40.03 | 44.84 | 49.35 | 56.00 | 59.94 | 75.85 | 81.18 | 77.18 | 71.03 | 59.81 | 50.00 | 40.13 | 58.78 | |||||||||||||
1918 | 32.80 | c | ----- | z | 56.10 | 56.86 | b | 66.42 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.04 | h | ||
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.29 | 43.30 | 50.36 | 57.99 | 66.59 | 75.45 | 78.61 | 76.51 | 69.79 | 59.06 | 49.61 | 38.76 | 59.23 | |||||||||||||
S.D. | 5.20 | 2.32 | 4.44 | 1.68 | 2.71 | 1.99 | 1.59 | 2.65 | 2.94 | 0.95 | 2.64 | 3.93 | 1.23 | |||||||||||||
SKEW | -0.04 | 0.22 | 0.30 | 0.33 | -1.48 | -0.33 | 0.62 | -0.72 | 0.22 | 0.24 | -0.38 | 0.24 | 0.03 | |||||||||||||
MAX | 48.90 | 47.22 | 56.67 | 60.96 | 69.72 | 78.41 | 81.18 | 79.69 | 73.69 | 60.52 | 52.90 | 44.92 | 61.08 | |||||||||||||
MIN | 32.80 | 40.36 | 44.05 | 55.97 | 59.94 | 72.00 | 77.02 | 72.00 | 66.13 | 57.73 | 45.58 | 34.05 | 57.45 | |||||||||||||
YRS | 10 | 9 | 9 | 10 | 10 | 9 | 9 | 8 | 9 | 9 | 10 | 10 | 7 |