YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 75.94 | 71.03 | 57.00 | 50.33 | 47.68 | 60.40 | g | |||||
1909 | 54.19 | j | ----- | z | ----- | z | ----- | z | 64.21 | x | 74.92 | 82.48 | 77.87 | d | 70.12 | 57.98 | c | 55.65 | 42.45 | u | 69.84 | f | ||||
1910 | 42.53 | b | ----- | z | 54.65 | 58.36 | a | 69.27 | 73.40 | 78.11 | 77.61 | 72.22 | 64.32 | 59.67 | 44.87 | 63.18 | a | |||||||||
1911 | 46.39 | 47.23 | 56.66 | 58.08 | 76.50 | f | 77.02 | 77.24 | 79.84 | 74.05 | 61.18 | 47.33 | 37.71 | 60.25 | a | |||||||||||
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.53 | a | 46.66 | a | 37.60 | 47.26 | i | |
1913 | 35.65 | 41.65 | a | ----- | z | ----- | z | ----- | z | 71.84 | b | 78.31 | 77.06 | 70.12 | 62.03 | 52.85 | 41.19 | 58.97 | c | |||||||
1914 | 44.90 | 45.88 | 51.34 | 59.17 | 66.55 | 76.75 | 74.94 | 76.84 | b | 72.47 | 60.27 | 53.02 | 42.26 | 60.36 | ||||||||||||
1915 | 40.35 | 44.96 | 47.92 | 55.13 | 61.02 | 74.47 | 78.19 | 76.21 | 70.75 | 62.77 | 51.12 | i | 43.52 | 59.57 | a | |||||||||||
1916 | 45.19 | 50.76 | b | 56.31 | 58.53 | 64.63 | 76.22 | 78.00 | 75.15 | 70.76 | a | 60.95 | a | 49.50 | 40.27 | a | 60.52 | |||||||||
1917 | 43.27 | 45.05 | 47.52 | 55.78 | 60.87 | 76.23 | 79.76 | 75.87 | 72.07 | 63.03 | 52.57 | 45.60 | 59.80 | |||||||||||||
1918 | 41.74 | 48.45 | 53.61 | 57.82 | 63.66 | 78.78 | 78.68 | 75.79 | 73.25 | b | 63.59 | b | 48.67 | 41.42 | 60.45 | |||||||||||
1919 | 38.97 | 42.05 | 49.32 | 59.41 | a | 67.53 | 76.16 | a | 76.50 | 77.08 | 70.55 | 58.56 | 50.05 | 46.06 | 59.35 | |||||||||||
1920 | 44.09 | b | 48.34 | a | 50.45 | 50.60 | a | ----- | z | 73.12 | a | 80.42 | 76.18 | 71.67 | 59.60 | 50.70 | 40.43 | a | 58.69 | a | ||||||
1921 | 47.44 | f | 47.79 | 54.53 | 57.37 | 65.92 | f | 75.27 | 76.00 | b | 73.76 | 71.10 | 63.34 | 50.92 | 46.90 | 61.70 | b | |||||||||
1922 | 40.96 | c | 46.93 | a | 48.45 | 54.50 | 66.19 | 76.77 | 78.58 | 77.82 | 72.92 | 62.26 | 47.02 | 46.27 | 59.89 | |||||||||||
1923 | 46.61 | 44.77 | 49.50 | 57.80 | 68.65 | 74.13 | 78.00 | 73.45 | 68.38 | 57.45 | 50.69 | f | 42.27 | 60.09 | a | |||||||||||
1924 | 42.06 | 46.88 | 46.63 | 55.32 | 67.23 | 80.65 | 79.63 | 78.85 | 74.30 | 62.56 | 53.92 | 43.21 | 60.94 | |||||||||||||
1925 | 40.70 | a | 49.00 | 53.97 | 60.87 | 69.20 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.75 | g | |||
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 | 43.02 | 43.02 | k | |
1944 | 40.02 | 43.47 | 48.60 | 54.37 | 65.21 | 73.75 | 78.24 | 76.77 | a | 70.40 | 62.56 | 47.82 | 42.71 | 58.66 | ||||||||||||
1945 | 42.73 | 45.91 | 46.97 | 54.90 | 65.89 | 71.50 | 78.55 | a | 76.97 | 71.55 | 61.84 | 49.57 | 42.15 | 59.04 | ||||||||||||
1946 | 39.65 | a | 44.19 | d | 50.73 | 62.40 | 64.92 | 77.78 | 79.08 | 77.18 | 73.20 | 59.53 | 48.05 | 45.60 | 60.19 | |||||||||||
1947 | 38.74 | 49.11 | 51.57 | a | 57.10 | 69.13 | 75.28 | 79.98 | 76.60 | 73.58 | 62.11 | 45.72 | 39.98 | 59.91 | ||||||||||||
1948 | 42.58 | 44.09 | 39.93 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.33 | j | ||
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 |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.95 | 46.13 | 51.04 | 57.08 | 66.00 | 75.48 | 78.46 | 76.64 | 71.72 | 60.98 | 50.53 | 42.89 | 59.92 | |||||||||||||
S.D. | 2.80 | 2.47 | 3.22 | 2.74 | 2.70 | 2.30 | 1.67 | 1.50 | 1.53 | 2.24 | 3.47 | 2.85 | 0.68 | |||||||||||||
SKEW | -0.20 | -0.07 | 0.34 | -0.30 | -0.57 | 0.25 | 0.15 | -0.21 | -0.10 | -0.45 | 0.93 | -0.14 | -0.44 | |||||||||||||
MAX | 46.61 | 50.76 | 56.66 | 62.40 | 69.27 | 80.65 | 82.48 | 79.84 | 74.30 | 64.32 | 59.67 | 47.68 | 60.94 | |||||||||||||
MIN | 35.65 | 41.65 | 46.63 | 50.60 | 60.87 | 71.50 | 74.94 | 73.45 | 68.38 | 57.00 | 45.72 | 37.60 | 58.66 | |||||||||||||
YRS | 19 | 19 | 18 | 18 | 15 | 19 | 19 | 20 | 20 | 21 | 19 | 21 | 11 |