YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | ----- | z | ----- | z | ----- | z | 52.11 | u | ----- | z | ----- | z | ----- | z | 84.00 | ----- | z | ----- | z | ----- | z | ----- | z | 84.00 | k | |
1894 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1895 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1896 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1897 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1898 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1909 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1913 | ----- | z | ----- | z | 37.19 | 51.60 | 58.19 | 65.43 | 72.84 | 77.10 | 68.77 | 49.97 | 42.73 | 34.94 | 55.88 | b | ||||||||||
1914 | 37.90 | 36.68 | 47.71 | 52.00 | 63.37 | a | 63.40 | 80.32 | 78.94 | 64.37 | 55.81 | 48.07 | 30.32 | 54.91 | ||||||||||||
1915 | 35.42 | 41.04 | 48.39 | 56.97 | 55.93 | a | 63.20 | 71.42 | 83.74 | 64.97 | 58.26 | 38.70 | 33.23 | 54.27 | ||||||||||||
1916 | 23.29 | 39.86 | a | 45.52 | 51.43 | 52.81 | 64.83 | a | 72.23 | 75.45 | 66.70 | 53.23 | 38.33 | 29.00 | 51.06 | |||||||||||
1917 | 28.45 | 33.44 | a | 31.55 | 43.67 | 54.81 | 65.10 | 81.42 | 80.58 | 71.73 | 57.86 | c | 50.77 | 40.06 | 53.29 | |||||||||||
1918 | 34.94 | 34.89 | 45.13 | 52.40 | 56.45 | 76.67 | 78.90 | 70.61 | 71.60 | 56.90 | 40.90 | 33.84 | 54.44 | |||||||||||||
1919 | 39.13 | 33.07 | 42.80 | a | 53.83 | 61.07 | a | 69.23 | 82.32 | 80.06 | 68.20 | 47.68 | 39.37 | 31.06 | 53.99 | |||||||||||
1920 | 37.39 | 40.24 | 39.39 | 45.60 | 54.94 | 62.97 | 81.35 | 78.40 | a | 66.53 | 50.94 | 40.30 | 35.42 | 52.79 | ||||||||||||
1921 | 34.35 | 37.96 | 45.39 | 46.47 | 59.29 | 68.80 | 76.81 | 79.39 | 59.73 | 61.52 | 45.30 | 36.16 | 54.26 | |||||||||||||
1922 | 28.29 | 31.93 | 37.71 | 45.93 | 57.71 | 74.90 | 81.06 | 79.13 | 74.11 | c | 61.19 | 41.17 | 31.32 | 53.70 | ||||||||||||
1923 | 34.74 | 35.36 | 42.35 | 53.04 | d | 57.48 | 63.83 | 78.61 | 78.45 | 73.10 | 55.26 | 49.79 | b | 35.45 | 54.79 | |||||||||||
1924 | 31.97 | 43.79 | 41.81 | 53.20 | 70.06 | 71.90 | 80.42 | 78.26 | 74.20 | 56.06 | 39.83 | 28.48 | 55.83 | |||||||||||||
1925 | 34.58 | 41.18 | 45.87 | 58.13 | 65.26 | 69.97 | 85.74 | 78.87 | 68.50 | 54.16 | 44.77 | 38.87 | 57.16 | |||||||||||||
1926 | 32.81 | 43.07 | 50.29 | 64.60 | 63.19 | 74.17 | 85.27 | a | 80.77 | 61.17 | 57.84 | 46.30 | 34.61 | 57.84 | ||||||||||||
1927 | 33.73 | a | 37.82 | 45.47 | a | 54.17 | a | 60.20 | k | 70.83 | a | 79.94 | 78.35 | 62.80 | 58.68 | 44.69 | a | 30.16 | 54.24 | a | ||||||
1928 | 35.90 | 38.66 | 48.77 | 51.10 | 71.29 | 69.03 | 82.39 | 79.17 | a | 73.03 | 57.45 | 44.73 | 34.97 | 57.21 | ||||||||||||
1929 | 27.19 | 30.29 | 45.87 | 49.19 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.45 | i | |||
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 60.81 | 40.07 | 35.74 | 45.54 | i | |||
1932 | 31.84 | 36.52 | 43.71 | 55.83 | 62.77 | 74.37 | 78.68 | 78.33 | a | 74.43 | 57.83 | a | 47.83 | 30.77 | 56.08 | |||||||||||
1933 | 34.42 | 30.32 | 45.90 | 54.34 | a | 59.00 | 73.80 | 84.16 | 82.61 | 68.47 | 63.94 | 49.53 | 43.10 | 57.47 | ||||||||||||
1934 | 42.90 | 49.29 | 56.39 | 65.30 | 72.29 | 73.47 | 86.39 | 86.68 | 70.07 | c | 61.00 | 50.34 | a | 36.77 | 62.57 | |||||||||||
1935 | 36.90 | 41.61 | 42.14 | b | 53.41 | c | 63.97 | 72.40 | 81.74 | 81.90 | 78.63 | 57.87 | 40.50 | 37.55 | 57.39 | |||||||||||
1936 | 35.03 | 27.48 | 42.81 | 59.62 | a | 71.48 | 74.27 | 86.32 | 86.17 | b | 72.77 | 66.10 | 47.43 | 38.90 | 59.03 | |||||||||||
1937 | 19.77 | 36.29 | 50.45 | 51.76 | a | 67.81 | 72.00 | 83.73 | a | 79.97 | 76.40 | 63.68 | 47.73 | 39.26 | 57.40 | |||||||||||
1938 | 37.32 | 41.86 | 44.81 | 55.60 | 63.00 | 74.68 | b | 84.13 | a | 80.97 | 79.97 | 58.90 | 40.48 | a | 38.68 | 58.37 | ||||||||||
1939 | 39.16 | 34.21 | 49.35 | 60.77 | 68.81 | 67.07 | 83.45 | 87.32 | 75.13 | 60.16 | 52.50 | 44.71 | 60.22 | |||||||||||||
1940 | 37.03 | 43.28 | 51.68 | 57.07 | 69.73 | a | 78.00 | 83.94 | 85.29 | 72.30 | 60.35 | 40.23 | 41.65 | 60.05 | ||||||||||||
1941 | 41.03 | 47.25 | 54.39 | 58.77 | 63.87 | 68.33 | 83.29 | 77.48 | 61.60 | 55.71 | 48.23 | 37.26 | 58.10 | |||||||||||||
1942 | 32.26 | 35.68 | 45.87 | 60.17 | 59.35 | 65.17 | a | 82.17 | a | 84.76 | f | ----- | z | ----- | z | ----- | z | ----- | z | 54.38 | e | |||||
1943 | ----- | z | ----- | z | 43.84 | 57.40 | 57.94 | 63.37 | 79.26 | 79.77 | a | 76.37 | 62.42 | 46.67 | 37.06 | 60.41 | b | |||||||||
1944 | 37.97 | 39.86 | 41.55 | 53.17 | 64.42 | 68.53 | 80.83 | a | 79.39 | 73.43 | 66.35 | 41.14 | a | 35.53 | a | 56.85 | ||||||||||
1945 | 35.68 | 39.75 | 43.19 | 50.66 | a | 62.81 | 66.10 | 83.39 | 84.13 | 68.43 | 62.65 | 43.17 | 35.68 | 56.30 | ||||||||||||
1946 | 37.00 | 38.71 | 47.16 | 58.73 | 61.55 | 64.47 | 75.57 | a | 83.03 | 68.77 | 50.94 | 41.60 | 38.71 | 55.52 | ||||||||||||
1947 | 31.32 | 42.18 | 50.55 | 55.00 | 68.52 | 65.10 | 81.26 | 80.26 | 72.10 | 58.17 | a | 39.73 | 37.68 | 56.82 | ||||||||||||
1948 | 35.45 | 36.45 | 41.06 | 50.96 | b | 60.45 | 71.31 | a | 74.87 | 76.03 | 70.87 | 60.10 | 39.93 | 29.16 | 53.89 | |||||||||||
1949 | 20.45 | 34.75 | 45.94 | 60.93 | 66.77 | 70.67 | 80.16 | 83.39 | 74.67 | 53.16 | 52.87 | 35.74 | 56.62 | |||||||||||||
1950 | 24.26 | 40.11 | 42.52 | 51.13 | 60.68 | 66.20 | 76.94 | 79.97 | 70.37 | 57.47 | a | ----- | z | 43.64 | q | 56.96 | b | |||||||||
1951 | 32.26 | 39.21 | 40.97 | 60.73 | 63.42 | 67.93 | 83.06 | 80.19 | 73.23 | 54.19 | 42.67 | 31.87 | 55.81 | |||||||||||||
1952 | 32.48 | 37.79 | 41.06 | 62.83 | 62.70 | a | 68.23 | 80.00 | 81.29 | 76.37 | 68.71 | 42.37 | 38.39 | 57.69 | ||||||||||||
1953 | 43.48 | 40.75 | 46.84 | 53.24 | a | 59.48 | 64.23 | 81.45 | 81.16 | 77.90 | 63.45 | 49.07 | 37.87 | 58.24 | ||||||||||||
1954 | 36.45 | 45.57 | 43.42 | 53.73 | 64.90 | 64.07 | 78.74 | 73.74 | 69.00 | 58.16 | 49.43 | 37.39 | 56.22 | |||||||||||||
1955 | 32.77 | 34.29 | 36.65 | 47.40 | 57.41 | b | 70.80 | 75.29 | 83.48 | 70.93 | 58.26 | 35.79 | a | 34.19 | 53.11 | |||||||||||
1956 | 35.58 | 33.31 | 47.55 | i | 57.17 | 63.94 | 67.03 | 81.26 | 77.06 | 72.37 | 54.84 | 42.21 | a | 38.61 | 56.67 | a | ||||||||||
1957 | 25.48 | 39.68 | 45.58 | 53.03 | 63.61 | 70.47 | 78.57 | a | 77.48 | 75.80 | 53.90 | 42.07 | 39.77 | 55.45 | ||||||||||||
1958 | 38.37 | a | 45.93 | 44.35 | 51.13 | 71.87 | 72.10 | a | 81.03 | 85.74 | 69.87 | 61.84 | 43.67 | 42.07 | b | 59.00 | ||||||||||
1959 | 37.52 | 37.67 | a | 44.45 | 55.72 | a | 58.10 | a | 70.20 | 82.17 | a | 77.40 | a | 63.50 | 55.81 | 44.70 | 38.97 | 55.52 | ||||||||
1960 | 31.97 | 36.72 | 47.84 | 54.57 | 60.16 | 73.14 | b | 88.23 | 73.90 | 73.77 | 59.26 | 43.13 | 35.97 | 56.55 | ||||||||||||
1961 | 39.23 | a | 42.71 | 45.87 | 51.80 | 60.68 | 77.50 | 84.16 | 87.48 | 65.10 | 54.61 | 40.97 | 33.87 | a | 57.00 | |||||||||||
1962 | 30.61 | c | 38.07 | a | 43.23 | 58.97 | 58.40 | a | 71.33 | 79.13 | 77.63 | a | 74.57 | 56.68 | 45.27 | 39.35 | 56.10 | |||||||||
1963 | 28.03 | 48.89 | 47.52 | 52.47 | 64.59 | b | 67.63 | 77.30 | a | 82.45 | 77.73 | 62.45 | 46.07 | 36.32 | 57.62 | |||||||||||
1964 | 35.26 | 38.72 | 41.74 | 51.33 | 60.97 | 68.10 | 80.52 | 75.77 | 66.73 | 61.19 | ----- | z | ----- | z | 58.03 | b | ||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | 65.84 | 70.23 | 79.16 | 84.71 | 65.90 | 59.68 | 43.93 | a | 30.48 | 62.49 | d | |||||||
1973 | 33.81 | 41.57 | 46.61 | 53.43 | 66.68 | ----- | z | 86.10 | 85.52 | 70.13 | 57.74 | 39.53 | 40.35 | 56.50 | a | |||||||||||
1974 | 31.26 | 41.79 | 45.48 | 51.73 | 58.29 | 76.30 | 80.55 | 82.13 | 78.30 | 66.23 | 46.87 | 39.74 | 58.22 | |||||||||||||
1975 | 34.45 | 37.18 | 43.61 | 45.73 | 57.42 | 68.97 | 84.29 | 78.26 | 76.67 | 55.23 | 42.67 | 39.17 | a | 55.30 | ||||||||||||
1976 | 36.77 | 38.48 | ----- | z | 55.00 | ----- | z | ----- | z | ----- | z | ----- | z | 73.23 | d | ----- | z | ----- | z | ----- | z | 50.87 | h | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.76 | 38.72 | 44.80 | 54.24 | 62.41 | 69.46 | 80.80 | 80.37 | 71.04 | 58.35 | 44.04 | 36.20 | 56.36 | |||||||||||||
S.D. | 5.06 | 4.57 | 4.32 | 4.74 | 4.81 | 4.11 | 3.62 | 3.63 | 4.84 | 4.33 | 4.02 | 3.79 | 2.20 | |||||||||||||
SKEW | -0.83 | 0.06 | -0.13 | 0.12 | 0.31 | 0.19 | -0.53 | -0.05 | -0.38 | 0.02 | 0.34 | -0.23 | 0.18 | |||||||||||||
MAX | 43.48 | 49.29 | 56.39 | 65.30 | 72.29 | 78.00 | 88.23 | 87.48 | 79.97 | 68.71 | 52.87 | 44.71 | 62.57 | |||||||||||||
MIN | 19.77 | 27.48 | 31.55 | 43.67 | 52.81 | 62.97 | 71.42 | 70.61 | 59.73 | 47.68 | 35.79 | 28.48 | 51.06 | |||||||||||||
YRS | 52 | 52 | 52 | 53 | 52 | 52 | 53 | 53 | 53 | 53 | 51 | 51 | 44 |