| YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1893 | 50.48 | 43.50 | d | 52.48 | 56.67 | 68.45 | b | 79.92 | e | 93.92 | g | 94.87 | a | 76.31 | d | 63.31 | e | 51.79 | p | 47.85 | r | 65.11 | ||||
| 1894 | 44.30 | u | 44.64 | q | 58.33 | j | 64.48 | g | 76.86 | j | 79.11 | k | 94.00 | h | 97.04 | g | 80.58 | k | 76.18 | t | 59.35 | g | 42.81 | 42.81 | ||
| 1895 | 41.52 | 50.04 | 56.58 | 68.23 | 70.29 | 81.04 | c | 88.23 | 89.58 | 73.67 | 78.82 | c | 58.20 | 46.23 | 66.87 | |||||||||||
| 1896 | 49.10 | 56.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.10 | ||
| 1897 | ----- | z | 55.89 | ----- | z | 69.07 | 75.48 | 73.67 | 83.97 | 88.71 | 69.97 | 62.29 | 46.07 | ----- | z | 69.46 | ||||||||||
| 1898 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1899 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1900 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1901 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1902 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1903 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1904 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1905 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1906 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1907 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1908 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1910 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1911 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
| 1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 86.19 | 83.77 | 64.39 | 46.07 | 44.84 | 65.05 | ||||||
| 1939 | 44.71 | 41.21 | 54.17 | g | 67.63 | 73.71 | 74.80 | 91.23 | a | 90.97 | 80.30 | 65.53 | a | 60.00 | 50.94 | 67.37 | ||||||||||
| 1940 | 44.61 | 46.90 | 56.35 | 62.80 | 76.65 | 86.48 | a | 87.83 | a | 91.35 | 77.39 | l | 67.20 | f | 46.33 | 46.65 | 64.60 | |||||||||
| 1941 | 47.13 | 50.43 | 59.39 | 61.07 | ----- | z | ----- | z | 86.90 | a | 78.90 | 65.93 | a | 59.23 | 53.23 | 43.13 | 60.53 | |||||||||
| 1942 | 36.45 | 38.89 | 50.35 | 61.59 | a | 62.55 | 72.60 | 87.10 | 86.42 | ----- | z | 64.29 | g | 49.63 | 42.13 | 58.77 | ||||||||||
| 1943 | 36.84 | 49.19 | a | 50.60 | a | 64.13 | 64.06 | 69.27 | 86.32 | 83.23 | 82.97 | 62.06 | 52.50 | 41.47 | a | 61.89 | ||||||||||
| 1944 | 42.63 | a | 40.76 | 52.10 | 58.27 | 69.61 | 71.90 | 84.67 | a | 84.32 | 77.67 | 71.35 | 46.63 | 40.00 | 61.66 | |||||||||||
| 1945 | 40.81 | 45.93 | 47.23 | a | 56.27 | 66.39 | 72.63 | 89.06 | 85.68 | 74.37 | 67.77 | 46.70 | 38.81 | 60.97 | ||||||||||||
| 1946 | 39.74 | 43.71 | 51.10 | 62.00 | a | 67.19 | 73.40 | 85.81 | 84.06 | 71.60 | 54.74 | 47.83 | 46.03 | 60.60 | ||||||||||||
| 1947 | 36.77 | 50.21 | 57.71 | 61.63 | 75.39 | 70.00 | 85.77 | 82.94 | 77.70 | 63.35 | 45.30 | 42.03 | 62.40 | |||||||||||||
| 1948 | 43.68 | 40.69 | 47.65 | 54.97 | 63.97 | 76.30 | 81.67 | a | 80.87 | 74.00 | 64.94 | 50.50 | 37.81 | 59.75 | ||||||||||||
| 1949 | 26.00 | 43.32 | 52.16 | 67.13 | 71.77 | 78.60 | 87.26 | 87.55 | 79.38 | a | 60.10 | 60.77 | 41.06 | 62.93 | ||||||||||||
| 1950 | 34.55 | 47.39 | 49.00 | 58.83 | 68.65 | 74.66 | a | 87.52 | 87.61 | 77.37 | 65.77 | a | 52.23 | 49.90 | 62.79 | |||||||||||
| 1951 | 40.61 | 48.29 | 51.32 | 69.83 | 73.68 | 80.59 | a | 95.16 | 90.32 | 85.40 | 61.03 | 49.80 | 38.26 | 65.36 | ||||||||||||
| 1952 | 39.16 | 44.38 | 48.26 | 70.10 | 73.45 | 77.60 | 92.71 | 90.06 | 84.83 | 77.10 | 50.50 | 43.81 | 66.00 | |||||||||||||
| 1953 | 50.45 | 46.68 | 54.03 | 64.50 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.92 | |||||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 41.40 | 45.97 | 52.27 | 63.04 | 70.08 | 75.84 | 87.58 | 86.87 | 77.20 | 65.11 | 50.72 | 43.29 | 62.84 | |||||||||||||
| S.D. | 6.16 | 4.34 | 3.66 | 4.86 | 4.46 | 4.60 | 3.32 | 4.05 | 5.53 | 6.25 | 4.94 | 3.79 | 2.30 | |||||||||||||
| SKEW | -0.54 | 0.34 | 0.47 | -0.05 | -0.18 | 0.64 | 0.62 | -0.09 | -0.23 | 0.84 | 0.88 | 0.46 | 0.53 | |||||||||||||
| MAX | 50.48 | 55.89 | 59.39 | 70.10 | 76.65 | 86.48 | 95.16 | 94.87 | 85.40 | 78.82 | 60.77 | 50.94 | 66.87 | |||||||||||||
| MIN | 26.00 | 38.89 | 47.23 | 54.97 | 62.55 | 69.27 | 81.67 | 78.90 | 65.93 | 54.74 | 45.30 | 37.81 | 59.75 | |||||||||||||
| NO YRS | 18 | 18 | 16 | 18 | 16 | 16 | 16 | 18 | 16 | 16 | 17 | 17 | 11 | |||||||||||||