YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.50 | y | 69.76 | 62.67 | 51.69 | 43.80 | 38.81 | 53.34 | g | |||||
1909 | 45.45 | b | 40.15 | d | 42.89 | 50.78 | 58.55 | 69.05 | 73.37 | 70.08 | 61.45 | 54.82 | 52.96 | b | ----- | z | 56.32 | a | ||||||||
1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.62 | r | 72.19 | 71.90 | 64.83 | 54.00 | a | 44.13 | 31.34 | 56.40 | f | |||||
1913 | 32.84 | 35.57 | 42.94 | 53.30 | 64.32 | 66.67 | 73.27 | 70.94 | 60.90 | a | 53.08 | 46.48 | 29.92 | 52.52 | ||||||||||||
1914 | 40.92 | 39.88 | 45.24 | 55.27 | b | 60.05 | 70.38 | a | 70.02 | 69.60 | 66.69 | a | 53.52 | 46.86 | a | 30.69 | 54.09 | |||||||||
1915 | 31.55 | a | 38.12 | 37.87 | 52.17 | 58.32 | 70.07 | 72.29 | 67.97 | 64.69 | a | 56.34 | 47.05 | 38.13 | 52.88 | |||||||||||
1916 | 38.20 | a | 44.52 | 51.23 | 51.83 | 61.65 | 73.00 | 72.10 | 68.58 | 65.17 | 54.52 | 43.07 | 35.37 | 54.93 | ||||||||||||
1917 | 34.00 | 39.34 | 43.20 | a | 52.31 | a | 54.26 | 70.33 | 74.16 | 70.90 | a | 64.67 | 55.97 | 47.90 | 44.77 | 54.32 | ||||||||||
1918 | 31.52 | 42.11 | a | 47.29 | 50.17 | 61.08 | 72.28 | 71.79 | 69.90 | a | 64.43 | 56.24 | 38.20 | 29.91 | c | 52.91 | ||||||||||
1919 | 28.21 | 33.68 | 42.37 | a | 52.08 | 61.71 | 65.70 | 70.45 | 71.40 | 65.02 | 54.26 | 42.00 | 40.24 | b | 52.26 | |||||||||||
1920 | 36.72 | a | 41.91 | 44.21 | 47.28 | 61.48 | 67.87 | 71.45 | a | 68.84 | 65.33 | 54.69 | b | 43.63 | 36.23 | 53.30 | ||||||||||
1921 | 38.38 | a | 40.05 | 48.55 | 50.43 | a | 60.24 | 66.22 | 69.23 | 70.26 | 68.55 | 58.89 | 48.70 | 42.84 | b | 55.20 | ||||||||||
1922 | 34.29 | 39.00 | 43.16 | 50.97 | 61.68 | 69.77 | 73.61 | 74.56 | 66.73 | 56.73 | 40.93 | b | 40.97 | 54.37 | ||||||||||||
1923 | 42.26 | 36.86 | 42.03 | 52.10 | 62.12 | a | 70.91 | a | 73.26 | 70.47 | 63.47 | 50.17 | b | 43.45 | 34.23 | a | 53.44 | |||||||||
1924 | 34.73 | 41.14 | 39.90 | 51.72 | 62.08 | a | 74.23 | b | 72.77 | 74.16 | 66.13 | 57.03 | a | 49.07 | 30.87 | a | 54.49 | |||||||||
1925 | 31.21 | 42.11 | 49.60 | a | 55.08 | 63.40 | 70.53 | 72.44 | 68.52 | 63.53 | 51.32 | 41.77 | 33.02 | 53.54 | ||||||||||||
1926 | 27.82 | 40.79 | 39.53 | 48.43 | 54.82 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.15 | q | 33.11 | 37.94 | g | |||||
1927 | 40.34 | 41.72 | a | 43.53 | 53.75 | 64.82 | a | 68.17 | 71.98 | 69.40 | 63.70 | 56.05 | 49.82 | 31.47 | 54.56 | |||||||||||
1928 | 38.10 | 36.17 | 46.24 | 49.57 | 59.19 | 71.38 | 71.44 | 67.27 | 62.93 | 54.27 | 40.00 | a | 35.73 | 52.69 | ||||||||||||
1929 | 37.81 | 31.88 | 43.60 | 53.45 | 58.29 | 71.03 | 70.83 | a | 70.79 | 66.09 | b | 53.95 | 38.26 | a | 40.42 | 53.03 | ||||||||||
1930 | 30.69 | 45.93 | 43.00 | 57.82 | 59.93 | a | 72.42 | 72.32 | 72.89 | 65.72 | 54.97 | 41.40 | 33.27 | 54.20 | ||||||||||||
1931 | 35.27 | 38.93 | a | 41.82 | 49.57 | 61.45 | 72.48 | 72.68 | 69.18 | 67.43 | 56.87 | a | 42.75 | b | 34.42 | 53.57 | ||||||||||
1932 | 30.48 | 43.54 | b | 40.29 | 53.60 | 59.28 | a | 68.43 | 71.92 | 71.66 | 63.10 | 53.03 | 45.18 | 28.98 | b | 52.46 | ||||||||||
1933 | 35.15 | 34.06 | c | 47.11 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.60 | j | |
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 | 35.27 | 39.43 | 43.74 | 51.98 | 60.70 | 70.05 | 72.07 | 70.41 | 64.69 | 54.65 | 44.43 | 35.22 | 53.62 | |||||||||||||
S.D. | 4.61 | 3.58 | 3.35 | 2.44 | 2.39 | 2.34 | 1.22 | 1.85 | 1.89 | 2.06 | 3.84 | 4.56 | 0.89 | |||||||||||||
SKEW | 0.32 | -0.36 | 0.55 | 0.32 | -0.65 | -0.24 | -0.55 | 0.61 | -0.07 | -0.23 | 0.31 | 0.51 | 0.12 | |||||||||||||
MAX | 45.45 | 45.93 | 51.23 | 57.82 | 64.82 | 74.23 | 74.16 | 74.56 | 68.55 | 58.89 | 52.96 | 44.77 | 55.20 | |||||||||||||
MIN | 27.82 | 31.88 | 37.87 | 47.28 | 54.26 | 65.70 | 69.23 | 67.27 | 60.90 | 50.17 | 38.20 | 28.98 | 52.26 | |||||||||||||
YRS | 22 | 22 | 21 | 21 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 19 |