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 | 28.80 | 26.65 | 27.72 | j | ||
1909 | 28.29 | 27.75 | 31.13 | a | 40.80 | 48.03 | 60.07 | 65.65 | 63.13 | 52.40 | 41.97 | a | 35.00 | 20.32 | 42.88 | |||||||||||
1910 | 24.65 | 21.22 | a | 37.43 | a | 39.87 | 51.45 | 61.89 | b | 64.24 | b | 64.35 | 58.23 | 40.87 | 34.13 | 25.74 | 43.67 | |||||||||
1911 | 31.45 | 30.04 | 37.77 | 44.76 | a | 51.65 | 60.80 | 64.65 | 65.94 | 58.52 | a | 41.52 | 29.50 | 21.17 | a | 44.81 | ||||||||||
1912 | 20.45 | 21.32 | a | 30.20 | a | 37.30 | 52.59 | b | 56.63 | 62.94 | 63.13 | 52.60 | 41.58 | 27.60 | 20.48 | 40.57 | ||||||||||
1913 | 19.45 | 24.61 | 29.97 | 38.67 | 50.16 | 58.70 | 60.71 | 62.32 | f | 51.39 | b | 43.32 | 37.50 | 23.97 | 39.86 | a | ||||||||||
1914 | 29.58 | 23.21 | 30.06 | 41.00 | 53.87 | 60.53 | 63.00 | 61.74 | 56.17 | 43.74 | 35.67 | 23.32 | 43.49 | |||||||||||||
1915 | 21.74 | 28.32 | 30.35 | 43.87 | 47.42 | 57.13 | 63.06 | 59.55 | 55.13 | 41.68 | 30.97 | 30.87 | a | 42.51 | ||||||||||||
1916 | 26.00 | 25.90 | 36.39 | h | 38.27 | 46.94 | 56.13 | 60.35 | 59.71 | 50.23 | 41.84 | 29.81 | d | 23.48 | 41.70 | a | ||||||||||
1917 | 25.61 | 26.00 | 29.03 | 34.77 | 41.42 | 57.93 | 65.58 | 63.13 | 56.17 | 39.71 | 30.57 | 23.87 | 41.15 | |||||||||||||
1918 | 17.82 | c | ----- | z | 37.00 | 39.38 | a | 48.84 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.76 | 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 | 24.50 | 25.37 | 32.55 | 39.87 | 49.24 | 58.87 | 63.35 | 62.58 | 54.54 | 41.80 | 31.95 | 23.99 | 42.73 | |||||||||||||
S.D. | 4.55 | 3.07 | 3.68 | 2.96 | 3.58 | 2.05 | 1.91 | 2.19 | 3.00 | 1.20 | 3.35 | 3.19 | 1.47 | |||||||||||||
SKEW | 0.01 | -0.04 | 0.65 | 0.13 | -0.85 | 0.05 | -0.38 | -0.13 | -0.03 | 0.06 | 0.37 | 0.84 | -0.20 | |||||||||||||
MAX | 31.45 | 30.04 | 37.77 | 44.76 | 53.87 | 61.89 | 65.65 | 65.94 | 58.52 | 43.74 | 37.50 | 30.87 | 44.81 | |||||||||||||
MIN | 17.82 | 21.22 | 29.03 | 34.77 | 41.42 | 56.13 | 60.35 | 59.55 | 50.23 | 39.71 | 27.60 | 20.32 | 40.57 | |||||||||||||
YRS | 10 | 9 | 9 | 10 | 10 | 9 | 9 | 8 | 9 | 9 | 10 | 10 | 7 |