YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1893 | 23.50 | a | 25.37 | a | 36.52 | 52.53 | 69.32 | 84.69 | a | 88.89 | c | 85.86 | j | 80.60 | 62.65 | 44.66 | a | 28.74 | h | 56.87 | b | |||||
1894 | 17.57 | a | 22.82 | 48.48 | d | 62.63 | 76.39 | 88.23 | 93.60 | p | ----- | z | 78.07 | b | 60.26 | h | 45.22 | c | 39.07 | a | 53.16 | c | ||||
1895 | 18.74 | 26.71 | 43.84 | 70.73 | 72.70 | k | 81.19 | d | 89.23 | 88.19 | 81.70 | 68.14 | j | 43.38 | v | 37.37 | a | 59.75 | c | |||||||
1896 | 28.42 | g | 39.25 | a | 38.16 | 61.23 | ----- | z | ----- | z | 85.79 | g | 87.48 | 71.97 | 60.84 | 25.40 | 36.35 | 52.59 | d | |||||||
1897 | ----- | z | 28.41 | a | 30.00 | e | 59.37 | 72.00 | e | 79.70 | 87.21 | c | 82.61 | 85.66 | a | 69.61 | h | 39.93 | 28.45 | t | 62.77 | c | ||||
1898 | 36.96 | c | 36.63 | a | 45.76 | b | 60.34 | a | 68.04 | f | 80.27 | 85.90 | a | 86.32 | c | ----- | z | ----- | z | ----- | z | ----- | z | 61.74 | e | |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | 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 |
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 |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.00 | b | 50.97 | 34.42 | 51.80 | i | ||
1959 | 26.03 | 28.86 | 50.48 | 64.83 | 73.45 | 88.90 | 91.84 | 94.77 | 76.90 | 59.19 | 38.10 | 40.45 | 61.15 | |||||||||||||
1960 | 25.26 | 24.14 | 29.71 | 60.27 | 72.87 | 79.57 | 89.65 | 89.03 | 76.93 | 67.26 | 51.27 | 33.55 | 58.29 | |||||||||||||
1961 | 29.35 | 38.54 | 48.29 | 57.17 | 69.97 | 84.93 | 88.52 | 89.55 | 73.37 | 67.23 | 46.27 | 28.39 | 60.13 | |||||||||||||
1962 | 28.77 | 29.39 | 33.48 | 61.77 | 74.84 | 77.83 | 82.52 | 85.26 | 74.67 | 66.97 | 52.37 | 37.20 | a | 58.76 | ||||||||||||
1963 | 22.48 | 37.14 | 53.84 | 64.23 | 72.94 | 86.77 | 90.97 | 85.87 | 79.00 | 74.55 | 53.93 | 26.45 | 62.35 | |||||||||||||
1964 | 36.23 | 40.10 | 40.94 | 63.63 | 79.48 | 85.13 | 94.74 | 84.77 | 76.73 | 67.48 | 46.60 | 27.55 | 61.95 | |||||||||||||
1965 | 26.42 | 34.14 | 34.81 | 63.23 | 76.29 | 81.00 | 86.26 | 86.87 | 64.87 | 68.52 | 48.97 | 40.42 | 59.32 | |||||||||||||
1966 | 20.06 | 29.50 | 53.00 | 56.97 | 74.29 | 84.57 | 94.73 | a | 84.65 | 74.77 | 67.61 | 45.93 | 33.06 | 59.93 | ||||||||||||
1967 | 32.45 | 33.86 | 52.29 | 62.90 | 69.71 | 79.43 | 87.94 | 88.13 | 78.77 | 64.16 | 48.33 | 35.26 | 61.10 | |||||||||||||
1968 | 28.23 | 32.69 | 59.55 | 63.97 | 70.42 | 86.60 | 87.74 | 88.61 | 77.67 | 65.13 | 45.17 | 26.35 | 61.01 | |||||||||||||
1969 | 19.90 | 29.96 | 32.68 | 64.33 | 76.55 | 78.13 | 86.39 | 88.94 | 79.93 | 56.16 | 48.73 | 33.13 | 57.90 | |||||||||||||
1970 | 20.16 | 40.46 | 40.39 | 60.57 | 78.06 | 86.87 | 94.29 | 92.10 | 81.77 | 62.13 | 45.03 | 30.10 | 60.99 | |||||||||||||
1971 | 22.84 | 33.04 | 43.81 | 64.50 | 72.73 | a | 87.00 | 86.90 | 92.26 | 79.47 | 67.48 | 47.43 | 31.45 | 60.74 | ||||||||||||
1972 | 24.23 | 29.72 | 47.35 | 60.37 | 72.16 | 83.13 | 87.10 | 87.61 | 78.07 | 61.58 | 42.37 | 26.94 | 58.39 | |||||||||||||
1973 | 30.16 | 34.11 | 49.52 | 61.83 | 73.07 | a | 85.75 | b | 89.97 | 92.45 | 72.97 | a | ----- | z | 42.14 | b | 27.42 | 59.94 | a | |||||||
1974 | 27.45 | 37.25 | d | ----- | z | ----- | z | ----- | z | 83.00 | 95.87 | a | ----- | z | ----- | z | ----- | z | 47.40 | ----- | z | 58.19 | g | |||
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 75.80 | 68.00 | 46.83 | 32.42 | 55.76 | h | ||||
1976 | 31.07 | a | 45.24 | 48.35 | 66.77 | 74.00 | 86.33 | 93.26 | 92.45 | ----- | z | ----- | z | ----- | z | ----- | z | 67.18 | d | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.09 | 32.93 | 43.69 | 62.01 | 73.61 | 83.59 | 89.52 | 88.40 | 77.13 | 65.39 | 45.59 | 32.87 | 60.14 | |||||||||||||
S.D. | 5.47 | 5.80 | 8.36 | 3.71 | 2.83 | 3.42 | 3.51 | 3.16 | 4.31 | 4.36 | 5.92 | 4.70 | 1.42 | |||||||||||||
SKEW | 0.33 | 0.15 | -0.14 | -0.27 | 0.34 | -0.24 | 0.24 | 0.25 | -0.79 | -0.19 | -1.78 | 0.08 | -0.18 | |||||||||||||
MAX | 36.96 | 45.24 | 59.55 | 70.73 | 79.48 | 88.90 | 95.87 | 94.77 | 85.66 | 74.55 | 53.93 | 40.45 | 62.35 | |||||||||||||
MIN | 17.57 | 22.82 | 29.71 | 52.53 | 69.32 | 77.83 | 82.52 | 82.61 | 64.87 | 56.16 | 25.40 | 26.35 | 57.90 | |||||||||||||
YRS | 21 | 23 | 22 | 22 | 19 | 22 | 21 | 20 | 21 | 18 | 22 | 20 | 14 |