YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1885 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1886 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1887 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1888 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1889 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1890 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1891 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1892 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1893 | 15.52 | d | 20.11 | a | 30.67 | a | 46.62 | a | 64.58 | ----- | z | ----- | z | 80.71 | 73.27 | 58.90 | 41.21 | a | 21.79 | b | 45.34 | b | ||||
1894 | 14.65 | 24.11 | 44.42 | 56.87 | 70.45 | 81.23 | 88.10 | 83.35 | 76.20 | 59.03 | 37.30 | 34.26 | 55.83 | |||||||||||||
1895 | 15.26 | 20.46 | d | 39.52 | 65.77 | 70.50 | a | 79.37 | 84.19 | 82.94 | 76.33 | 57.06 | 40.24 | a | 27.77 | 54.95 | ||||||||||
1896 | 24.30 | a | 31.71 | a | 35.32 | 55.83 | 72.71 | 76.80 | 80.06 | 82.55 | 68.13 | 54.73 | a | 25.17 | 28.55 | 52.99 | ||||||||||
1897 | 17.27 | a | 25.71 | 29.48 | 56.23 | 69.16 | 73.23 | 80.77 | 75.06 | 78.13 | 62.20 | a | 38.20 | 23.06 | 52.38 | |||||||||||
1898 | 31.39 | 29.50 | 43.77 | 57.13 | 67.87 | 78.70 | 86.16 | 82.32 | 76.60 | 54.26 | 39.40 | 26.93 | b | 56.17 | ||||||||||||
1899 | 24.65 | 15.67 | a | 25.35 | 58.13 | 67.29 | 77.40 | 86.16 | 83.06 | 71.67 | 63.94 | 51.70 | 27.84 | 54.40 | ||||||||||||
1900 | 30.39 | 18.21 | 36.32 | 63.47 | 76.06 | 83.27 | 82.81 | 89.61 | 73.60 | 71.52 | 36.13 | 27.83 | a | 57.44 | ||||||||||||
1901 | 25.52 | 22.86 | 39.74 | 60.87 | 72.81 | 79.50 | 90.50 | a | 87.84 | 70.50 | 65.97 | 39.83 | 23.87 | 56.65 | ||||||||||||
1902 | 28.71 | 27.81 | b | 46.93 | a | 59.10 | a | 72.13 | 74.17 | 81.65 | 79.12 | g | 69.83 | 63.74 | 42.83 | 23.10 | 53.64 | a | ||||||||
1903 | 24.45 | 23.39 | 38.97 | 56.73 | 68.93 | a | 74.87 | 77.75 | c | 74.90 | 68.50 | 61.57 | a | 38.27 | 22.61 | 52.58 | ||||||||||
1904 | 15.68 | 14.55 | 35.10 | 49.37 | 69.26 | 75.12 | m | 76.84 | 78.39 | 69.83 | 58.58 | 50.97 | 28.77 | a | 49.76 | a | ||||||||||
1905 | 15.23 | 21.82 | 45.03 | 56.90 | a | 64.65 | 75.43 | 77.77 | 80.55 | 73.70 | 53.16 | 42.83 | 31.06 | 53.18 | ||||||||||||
1906 | 27.55 | 28.82 | 29.90 | 61.17 | 66.45 | 74.77 | 79.32 | 80.06 | 74.87 | 57.23 | 38.37 | 27.35 | 53.82 | |||||||||||||
1907 | 14.52 | 28.18 | 40.07 | a | 46.80 | 58.97 | 74.33 | 80.63 | a | 80.26 | 69.03 | a | 59.42 | 41.33 | 32.32 | 52.16 | ||||||||||
1908 | 30.06 | 28.66 | 38.33 | a | 58.75 | b | 67.23 | a | 72.43 | 82.16 | 79.23 | 78.77 | 58.13 | 43.73 | 28.94 | 55.54 | ||||||||||
1909 | 20.68 | 24.96 | 34.23 | 48.17 | 67.29 | 76.59 | a | 80.97 | 84.55 | 71.70 | 54.19 | 45.27 | 17.68 | 52.19 | ||||||||||||
1910 | 21.33 | a | 21.21 | 57.71 | 64.97 | 66.90 | 81.33 | 85.23 | 79.74 | 74.53 | 67.32 | 35.03 | 27.55 | 56.91 | ||||||||||||
1911 | 18.13 | 29.36 | 49.26 | 56.77 | 77.42 | 85.70 | 83.87 | 77.55 | 72.07 | 53.10 | 30.50 | 28.77 | 55.21 | |||||||||||||
1912 | 6.68 | 23.38 | 34.03 | 61.03 | 69.13 | 75.93 | 81.03 | 77.77 | a | 72.13 | 65.45 | 48.30 | 34.52 | 54.12 | ||||||||||||
1913 | 25.19 | 25.18 | 37.53 | a | 60.34 | a | 66.77 | 81.67 | 81.68 | 83.58 | 74.00 | 57.48 | 48.93 | 38.03 | 56.70 | |||||||||||
1914 | 29.52 | 18.86 | 38.32 | 55.97 | 72.10 | 77.63 | 86.32 | 79.32 | 73.03 | 66.26 | 46.57 | 19.45 | 55.28 | |||||||||||||
1915 | 21.42 | 31.04 | 35.23 | 67.07 | 64.52 | 72.70 | 76.47 | a | 77.35 | 71.07 | 64.52 | 43.50 | 28.94 | 54.48 | ||||||||||||
1916 | 17.90 | 20.41 | 37.00 | 53.50 | 67.77 | 73.13 | 88.87 | 82.48 | 70.13 | 56.68 | 43.27 | 21.23 | 52.70 | |||||||||||||
1917 | 16.94 | 17.07 | 34.13 | 51.00 | 66.68 | 73.77 | 82.55 | 78.29 | 69.43 | 47.39 | 46.53 | 16.81 | 50.05 | |||||||||||||
1918 | 12.77 | 29.75 | 50.32 | 56.07 | 73.48 | 78.07 | 82.81 | 81.39 | 68.59 | a | 60.80 | a | 44.87 | 32.68 | 55.97 | |||||||||||
1919 | 30.90 | 23.75 | 40.30 | a | 55.50 | 69.00 | 79.10 | 85.48 | 82.32 | 75.57 | 52.16 | 34.23 | 19.20 | a | 53.96 | |||||||||||
1920 | 17.37 | a | 25.59 | 42.29 | 48.07 | 70.29 | 77.97 | 82.77 | 81.48 | 75.43 | 65.84 | 39.62 | a | 27.90 | 54.55 | |||||||||||
1921 | 29.48 | 36.25 | 45.10 | 62.50 | 71.29 | 85.38 | a | 88.00 | 81.61 | 73.77 | 62.48 | 32.30 | 28.65 | 58.07 | ||||||||||||
1922 | 23.68 | 20.29 | 39.39 | 57.73 | 73.06 | 81.87 | 81.90 | 86.13 | 78.00 | 65.16 | 45.00 | 26.32 | 56.54 | |||||||||||||
1923 | 25.61 | 20.54 | 34.00 | 56.87 | 71.42 | 80.93 | 87.03 | 79.94 | 75.47 | 58.10 | 48.47 | 40.03 | 56.53 | |||||||||||||
1924 | 18.65 | 32.10 | 38.29 | 59.33 | 63.06 | 74.77 | 81.87 | 80.35 | 66.97 | a | 67.16 | 42.57 | 17.68 | 53.57 | ||||||||||||
1925 | 22.03 | 29.57 | 47.65 | 66.13 | 68.59 | b | 77.30 | 81.29 | 85.00 | 78.63 | 46.03 | 41.77 | 24.43 | a | 55.70 | |||||||||||
1926 | 26.52 | 31.54 | 36.52 | 59.23 | 77.14 | b | 76.43 | 84.87 | a | 79.97 | a | 67.30 | 58.48 | 36.67 | c | 22.07 | a | 54.73 | ||||||||
1927 | 23.61 | 31.00 | 42.94 | 56.53 | 64.23 | 74.47 | 78.61 | 78.30 | a | 73.73 | 64.52 | 37.03 | 14.26 | 53.27 | ||||||||||||
1928 | 25.29 | 29.86 | 43.32 | 51.57 | 73.90 | 72.62 | a | 82.97 | 80.87 | 67.90 | 58.00 | a | 44.33 | 34.29 | 55.41 | |||||||||||
1929 | 12.39 | 16.61 | 42.48 | 57.43 | 65.93 | a | 76.87 | 83.77 | a | 81.13 | 68.60 | 59.93 | a | 36.90 | 24.58 | 52.22 | ||||||||||
1930 | 15.90 | 37.33 | a | 42.77 | 61.33 | 68.77 | a | 76.23 | 85.26 | 83.29 | 72.52 | a | 56.07 | a | 45.57 | 30.90 | 56.33 | |||||||||
1931 | 36.58 | 41.79 | 40.52 | 61.53 | 68.23 | 85.90 | a | 87.39 | 82.19 | 80.53 | 62.74 | 47.43 | b | 33.03 | 60.65 | |||||||||||
1932 | 24.10 | 28.96 | c | 31.07 | a | 56.21 | a | 70.55 | 80.60 | 84.19 | 81.84 | 72.66 | a | 55.39 | 37.53 | 25.10 | 54.02 | |||||||||
1933 | 31.73 | a | 23.89 | 40.13 | 57.13 | 67.65 | 88.67 | 87.37 | a | 81.32 | c | 77.90 | 58.55 | 41.33 | 26.55 | 56.85 | ||||||||||
1934 | 28.03 | 31.43 | 41.90 | 58.10 | 84.19 | 83.93 | 87.74 | 82.65 | 67.73 | 64.42 | 44.30 | 24.06 | 58.21 | |||||||||||||
1935 | 18.94 | 34.25 | 42.97 | 50.86 | a | 63.26 | 73.53 | 88.90 | 82.77 | 73.60 | 58.81 | 34.93 | a | 23.90 | 53.89 | |||||||||||
1936 | 10.45 | 5.86 | 37.84 | 50.13 | 75.03 | 76.67 | 92.87 | 85.97 | 78.47 | 58.90 | 37.97 | 30.19 | 53.36 | |||||||||||||
1937 | 11.77 | 21.82 | 34.68 | 51.37 | 70.90 | 74.55 | a | 87.19 | 88.00 | 75.57 | 55.29 | 39.93 | 24.90 | 53.00 | ||||||||||||
1938 | 19.65 | 27.32 | 47.10 | 58.03 | 65.55 | 79.73 | 84.00 | 87.03 | 75.00 | 69.61 | 40.07 | 30.83 | a | 56.99 | ||||||||||||
1939 | 26.87 | 21.64 | 41.58 | 56.67 | 78.87 | 79.53 | 84.52 | 80.06 | 77.70 | 59.19 | 50.33 | 39.00 | 58.00 | |||||||||||||
1940 | 15.35 | 27.69 | 31.61 | 53.43 | 70.32 | 79.10 | 87.10 | 75.57 | a | 75.87 | 65.84 | 33.93 | 28.77 | 53.72 | ||||||||||||
1941 | 25.68 | 24.93 | 36.32 | 60.37 | 74.84 | 76.17 | 83.10 | 81.74 | 71.77 | 60.13 | 45.03 | 34.19 | 56.19 | |||||||||||||
1942 | 30.29 | 27.36 | 43.81 | 65.87 | 65.39 | 74.50 | 79.61 | 79.52 | 65.10 | 61.26 | 43.77 | 23.19 | 54.97 | |||||||||||||
1943 | 14.16 | 29.25 | 35.77 | 57.73 | 65.97 | 78.53 | 83.19 | 79.61 | 67.53 | 61.16 | 35.27 | 32.42 | 53.38 | |||||||||||||
1944 | 36.32 | 30.52 | 32.87 | 51.33 | 70.97 | 78.80 | 80.45 | 79.65 | 71.63 | 63.35 | 42.93 | 27.94 | 55.56 | |||||||||||||
1945 | 22.35 | 27.79 | 49.87 | 55.63 | 65.77 | 70.33 | 79.16 | 78.84 | 68.20 | 61.00 | 38.40 | 18.71 | 53.01 | |||||||||||||
1946 | 24.03 | 27.36 | 50.03 | 63.00 | 67.03 | 79.17 | 82.71 | 79.00 | 69.80 | 59.90 | 39.87 | 27.90 | 55.82 | |||||||||||||
1947 | 31.39 | 22.36 | 36.32 | 49.93 | 65.45 | 73.33 | 82.35 | 86.77 | 74.33 | 59.71 | x | 33.20 | 24.97 | 52.77 | a | |||||||||||
1948 | 18.97 | 23.41 | 35.58 | 63.13 | 70.06 | 76.87 | 84.90 | 80.35 | 77.83 | 61.26 | 39.20 | 25.68 | 54.77 | |||||||||||||
1949 | 20.71 | 23.79 | 37.68 | 60.67 | 74.71 | 82.20 | 85.74 | 85.10 | 69.93 | 63.65 | 47.20 | 28.45 | 56.65 | |||||||||||||
1950 | 14.97 | 27.86 | 33.00 | 45.40 | 66.55 | 81.03 | 81.52 | 79.03 | 73.77 | 64.29 | 37.83 | 21.61 | 52.24 | |||||||||||||
1951 | 17.03 | 26.43 | 28.42 | 49.93 | 72.48 | 73.27 | 82.23 | 76.84 | 66.53 | 58.00 | 34.37 | 22.19 | 50.64 | |||||||||||||
1952 | 21.03 | 30.48 | 31.39 | 60.30 | 70.42 | 80.80 | 83.26 | 78.52 | 74.83 | 58.03 | 45.57 | 29.42 | 55.34 | |||||||||||||
1953 | 24.65 | 27.71 | 39.45 | 50.93 | 70.32 | 81.47 | 82.42 | 82.10 | 73.97 | 68.81 | 47.67 | 29.16 | 56.55 | |||||||||||||
1954 | 19.29 | 39.68 | 36.19 | 57.83 | 66.32 | 81.73 | 85.45 | 80.74 | 70.50 | 56.10 | 47.93 | 29.65 | 55.95 | |||||||||||||
1955 | 22.90 | 25.07 | 38.26 | 67.43 | 78.35 | 80.07 | 90.23 | 88.00 | 76.20 | 65.74 | 33.30 | 19.87 | 57.12 | |||||||||||||
1956 | 20.23 | 24.28 | 35.65 | 54.37 | 72.00 | 86.67 | 81.84 | 83.06 | 75.20 | 70.29 | 41.70 | 34.23 | 56.62 | |||||||||||||
1957 | 20.42 | 31.25 | 40.00 | 59.27 | 68.90 | 78.30 | 89.23 | 81.39 | 72.60 | 58.65 | 39.83 | 34.55 | 56.20 | |||||||||||||
1958 | 30.19 | 25.96 | 41.19 | 61.40 | 78.84 | 75.20 | 81.35 | 86.19 | 75.90 | 65.29 | 45.83 | 25.35 | 57.73 | |||||||||||||
1959 | 20.45 | b | ----- | z | 50.85 | k | 61.20 | 73.29 | 84.17 | 87.65 | 87.29 | 75.27 | 54.00 | 33.07 | a | 37.12 | g | 64.04 | c | |||||||
1960 | 21.74 | 23.93 | 28.74 | 56.30 | 70.65 | 78.57 | 85.35 | 83.19 | 74.00 | 63.93 | a | 44.50 | 28.68 | 54.97 | ||||||||||||
1961 | 25.74 | 36.07 | a | 44.45 | 50.47 | 68.77 | 83.93 | b | 83.10 | b | 85.93 | b | 73.24 | a | 63.94 | 41.07 | b | 22.84 | 56.63 | |||||||
1962 | 19.97 | 22.14 | 32.65 | 54.23 | 72.19 | 78.38 | a | 80.10 | 82.97 | b | 71.13 | 64.58 | 47.30 | 30.32 | 54.66 | |||||||||||
1963 | 15.52 | 27.07 | 45.52 | 61.97 | a | 69.52 | 83.37 | 84.47 | a | 81.42 | 76.07 | 72.55 | 48.97 | a | 20.13 | 57.21 | ||||||||||
1964 | 31.10 | 37.48 | 35.84 | 59.80 | 75.90 | 83.63 | 89.32 | 80.43 | a | 72.67 | 63.48 | 43.90 | a | 21.65 | 57.93 | |||||||||||
1965 | 18.63 | a | 22.93 | 26.74 | 52.43 | 71.68 | 81.03 | 83.52 | 81.03 | 61.86 | a | 64.68 | 42.40 | 33.77 | 53.39 | |||||||||||
1966 | 11.29 | 25.67 | a | 45.81 | 50.13 | 68.65 | 81.50 | 89.71 | 79.58 | 73.53 | 62.35 | 37.93 | 25.19 | 54.28 | ||||||||||||
1967 | 25.19 | 22.32 | 41.29 | 56.67 | 67.13 | 78.24 | a | 83.35 | 81.48 | 74.38 | a | 60.26 | 43.10 | a | 30.52 | 55.33 | ||||||||||
1968 | 24.45 | 25.52 | 54.00 | 61.57 | 67.29 | 81.90 | 83.29 | 84.41 | b | 73.40 | 62.60 | a | 41.03 | a | 23.47 | a | 56.91 | |||||||||
1969 | 15.47 | a | 25.29 | 30.20 | a | 57.72 | a | 73.90 | 73.33 | 84.63 | a | 86.70 | a | 75.24 | a | 55.48 | 41.24 | a | 25.97 | a | 53.76 | |||||
1970 | 13.39 | 27.36 | 32.90 | a | 55.90 | 73.94 | 84.55 | a | 87.48 | 83.84 | 74.07 | 58.90 | 37.96 | b | 25.68 | 54.66 | ||||||||||
1971 | 14.97 | 26.32 | 37.52 | b | 61.17 | 70.93 | a | 83.10 | 80.55 | 83.97 | 75.00 | 63.32 | 40.97 | a | 24.79 | b | 55.22 | |||||||||
1972 | 16.45 | 20.17 | 36.84 | 52.90 | 72.13 | 81.43 | 81.90 | 81.65 | 71.73 | 57.03 | 37.55 | a | 19.55 | b | 52.45 | |||||||||||
1973 | 27.81 | 31.29 | 47.26 | 55.50 | 69.81 | 84.07 | 83.74 | 84.10 | 71.28 | a | 66.84 | 43.17 | a | 22.77 | 57.30 | |||||||||||
1974 | 20.32 | 26.96 | 38.40 | a | 58.03 | a | 66.39 | 81.57 | 90.35 | 80.21 | b | 74.33 | 66.40 | a | 42.34 | a | 30.93 | a | 56.35 | |||||||
1975 | 23.81 | 22.79 | 31.90 | 45.07 | 75.77 | 79.73 | ----- | z | 84.17 | a | 71.73 | 65.84 | 45.43 | 26.61 | 52.08 | a | ||||||||||
1976 | 22.38 | b | 36.10 | 41.23 | a | 66.04 | f | 73.13 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.21 | h | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.71 | 26.23 | 38.85 | 56.82 | 70.09 | 78.75 | 83.91 | 81.82 | 72.88 | 60.96 | 41.25 | 26.84 | 55.08 | |||||||||||||
S.D. | 6.24 | 5.83 | 6.26 | 5.14 | 4.19 | 3.97 | 3.42 | 3.10 | 3.51 | 5.04 | 5.07 | 5.21 | 1.93 | |||||||||||||
SKEW | 0.13 | -0.11 | 0.38 | -0.23 | 0.49 | 0.15 | 0.22 | 0.24 | -0.43 | -0.29 | -0.33 | 0.12 | -0.08 | |||||||||||||
MAX | 36.58 | 41.79 | 57.71 | 67.43 | 84.19 | 88.67 | 92.87 | 89.61 | 80.53 | 72.55 | 51.70 | 40.03 | 60.65 | |||||||||||||
MIN | 6.68 | 5.86 | 25.35 | 45.07 | 58.97 | 70.33 | 76.47 | 74.90 | 61.86 | 46.03 | 25.17 | 14.26 | 50.05 | |||||||||||||
YRS | 84 | 83 | 83 | 83 | 84 | 81 | 81 | 82 | 83 | 82 | 83 | 82 | 77 |