YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1894 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 62.00 | e | ----- | z |
1895 | 50.00 | 50.00 | a | 68.00 | 78.00 | b | 91.00 | 90.00 | 90.00 | 84.00 | 90.00 | 70.00 | b | 70.00 | f | 58.00 | a | 91.00 | l | |||||||
1896 | 48.00 | 50.00 | a | 64.00 | e | 84.00 | b | 88.00 | 88.00 | 80.00 | v | 93.00 | 88.00 | 82.00 | k | 62.00 | w | 48.00 | v | ----- | z | |||||
1897 | 50.00 | e | 52.00 | b | 74.00 | a | 78.00 | 78.00 | 89.00 | 86.00 | 90.00 | ----- | z | ----- | z | 66.00 | b | 56.00 | b | ----- | z | |||||
1898 | 58.00 | d | 62.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 90.00 | 84.00 | ----- | z | ----- | z | ----- | z | ----- | z | ||
1899 | 54.00 | a | 50.00 | c | 64.00 | a | ----- | 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 | 86.00 | 85.00 | 76.00 | 72.00 | 53.00 | ----- | z | |||||
1946 | 56.00 | 52.00 | a | ----- | z | 82.00 | 76.00 | 85.00 | 86.00 | 84.00 | 86.00 | 79.00 | 76.00 | 67.00 | ----- | z | ||||||||||
1947 | 65.00 | a | 56.00 | 61.00 | 75.00 | 80.00 | 86.00 | 84.00 | 88.00 | 84.00 | 82.00 | 60.00 | 58.00 | a | 88.00 | b | ||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 90.00 | 80.00 | 79.00 | a | 70.00 | 63.00 | b | ----- | z | |||
1949 | 68.00 | 64.00 | 75.00 | 78.00 | 85.00 | a | 82.00 | 89.00 | 85.00 | 80.00 | 79.00 | 70.00 | a | 62.00 | 89.00 | b | ||||||||||
1950 | 71.00 | a | 59.00 | 70.00 | g | 78.00 | a | 84.00 | 88.00 | i | 81.00 | a | 81.00 | 80.00 | a | 76.00 | 77.00 | 59.00 | 88.00 | t | ||||||
1951 | 61.00 | 68.00 | 65.00 | 76.00 | 83.00 | 88.00 | 89.00 | 86.00 | 89.00 | 84.00 | 69.00 | a | ----- | z | ----- | z | ||||||||||
1952 | 65.00 | 55.00 | 75.00 | 82.00 | 81.00 | 92.00 | 95.00 | 92.00 | 86.00 | 79.00 | 70.00 | 62.00 | 95.00 | |||||||||||||
1953 | 56.00 | 58.00 | 67.00 | 72.00 | b | 82.00 | 88.00 | 90.00 | 92.00 | 93.00 | 88.00 | 76.00 | 61.00 | 93.00 | b | |||||||||||
1954 | 61.00 | 67.00 | a | 72.00 | a | 79.00 | 81.00 | 88.00 | 92.00 | a | 89.00 | a | 92.00 | 82.00 | 65.00 | 46.00 | f | 92.00 | j | |||||||
1955 | 40.00 | m | 61.00 | b | 70.00 | 80.00 | 85.00 | 85.00 | 88.00 | 89.00 | 83.00 | 79.00 | 71.00 | 59.00 | 89.00 | o | ||||||||||
1956 | ----- | z | ----- | z | 65.00 | j | 81.00 | 87.00 | 85.00 | 84.00 | p | 87.00 | 85.00 | 77.00 | 69.00 | 69.00 | ----- | z | ||||||||
1957 | 55.00 | 61.00 | a | 70.00 | a | 85.00 | b | 81.00 | 86.00 | a | 89.00 | 87.00 | b | 89.00 | 70.00 | 67.00 | a | 59.00 | 89.00 | h | ||||||
1958 | 51.00 | a | 55.00 | 53.00 | a | 79.00 | 78.00 | 83.00 | 86.00 | ----- | z | 82.00 | 78.00 | 74.00 | 52.00 | a | ----- | z | ||||||||
1959 | 59.00 | d | 67.00 | b | 74.00 | a | 74.00 | m | 84.00 | 87.00 | b | 89.00 | 89.00 | 84.00 | 84.00 | 66.00 | 59.00 | e | ----- | z | ||||||
1960 | 59.00 | a | 54.00 | a | 67.00 | a | 85.00 | 83.00 | 82.00 | ----- | z | 85.00 | 85.00 | 76.00 | 66.00 | q | 66.00 | e | ----- | z | ||||||
1961 | 49.00 | 64.00 | 71.00 | 80.00 | 80.00 | a | 85.00 | a | 85.00 | a | 84.00 | 86.00 | 79.00 | 73.00 | 55.00 | 86.00 | c | |||||||||
1962 | 63.00 | 63.00 | 69.00 | 80.00 | 84.00 | 84.00 | 83.00 | 90.00 | 86.00 | 82.00 | 60.00 | c | 61.00 | 90.00 | c | |||||||||||
1963 | 54.00 | 57.00 | 73.00 | 80.00 | c | 85.00 | a | 87.00 | b | 87.00 | 84.00 | 83.00 | 83.00 | 66.00 | 50.00 | b | 87.00 | h | ||||||||
1964 | 57.00 | a | 55.00 | 68.00 | a | 78.00 | b | 84.00 | 90.00 | 89.00 | 87.00 | 88.00 | 72.00 | 69.00 | 58.00 | 90.00 | d | |||||||||
1965 | 59.00 | 59.00 | 65.00 | 73.00 | 82.00 | 84.00 | 88.00 | a | 88.00 | 87.00 | 73.00 | 69.00 | a | 63.00 | a | 88.00 | c | |||||||||
1966 | 61.00 | 52.00 | 76.00 | a | 74.00 | 80.00 | 86.00 | 90.00 | 85.00 | 84.00 | 75.00 | 68.00 | 65.00 | 90.00 | a | |||||||||||
1967 | 65.00 | 60.00 | 74.00 | 78.00 | 81.00 | 84.00 | 83.00 | 83.00 | 81.00 | 79.00 | 64.00 | a | 64.00 | 84.00 | a | |||||||||||
1968 | 50.00 | 45.00 | 75.00 | 74.00 | 76.00 | a | 85.00 | 88.00 | 90.00 | 84.00 | 78.00 | 74.00 | 55.00 | 90.00 | a | |||||||||||
1969 | 55.00 | a | 48.00 | 66.00 | 79.00 | 83.00 | 87.00 | 88.00 | 84.00 | 83.00 | ----- | z | 64.00 | 47.00 | ----- | z | ||||||||||
1970 | 53.00 | a | 52.00 | 59.00 | 81.00 | 84.00 | 85.00 | a | 88.00 | ----- | z | ----- | z | 79.00 | a | ----- | z | ----- | z | ----- | z | |||||
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 88.00 | 84.00 | 80.00 | 69.00 | 68.00 | 64.00 | ----- | z | ||||||
1973 | 63.00 | 58.00 | 77.00 | a | 79.00 | 77.00 | 86.00 | 86.00 | 88.00 | 90.00 | 78.00 | 69.00 | 62.00 | 90.00 | a | |||||||||||
1974 | 62.00 | 60.00 | 73.00 | 82.00 | 81.00 | 83.00 | 87.00 | 83.00 | 80.00 | 76.00 | a | 75.00 | 56.00 | 87.00 | a | |||||||||||
1975 | 64.00 | 65.00 | 66.00 | 73.00 | 87.00 | 87.00 | 85.00 | 88.00 | 81.00 | 78.00 | a | 74.00 | 64.00 | 88.00 | a | |||||||||||
1976 | 52.00 | 69.00 | 77.00 | 85.00 | 77.00 | 87.00 | 86.00 | 86.00 | a | 87.00 | 73.00 | 64.00 | 57.00 | a | 87.00 | b | ||||||||||
1977 | 40.00 | 69.00 | a | 75.00 | 79.00 | 83.00 | 82.00 | 91.00 | 85.00 | 85.00 | 72.00 | 65.00 | 64.00 | 91.00 | a | |||||||||||
1978 | 49.00 | 44.00 | a | 71.00 | 78.00 | a | 81.00 | a | 89.00 | 86.00 | 86.00 | 86.00 | 75.00 | a | 70.00 | 62.00 | 89.00 | d | ||||||||
1979 | 53.00 | a | 60.00 | 75.00 | c | 75.00 | 83.00 | 81.00 | 85.00 | 87.00 | 81.00 | a | 78.00 | 69.00 | 65.00 | 87.00 | e | |||||||||
1980 | 52.00 | 64.00 | 65.00 | a | 79.00 | 81.00 | 88.00 | 92.00 | 90.00 | a | 87.00 | 75.00 | 68.00 | 66.00 | 92.00 | b | ||||||||||
1981 | 53.00 | 62.00 | 74.00 | 81.00 | 81.00 | 88.00 | 86.00 | 84.00 | a | 82.00 | 76.00 | 70.00 | 48.00 | 88.00 | a | |||||||||||
1982 | 53.00 | b | 65.00 | a | 72.00 | e | 70.00 | c | 84.00 | b | 83.00 | d | 85.00 | a | 85.00 | c | 81.00 | b | 80.00 | f | 76.00 | a | 72.00 | b | ----- | z |
1983 | 59.00 | b | 63.00 | b | 74.00 | e | 78.00 | c | 77.00 | b | 88.00 | c | 91.00 | b | 93.00 | b | 91.00 | e | 77.00 | d | 68.00 | f | 54.00 | f | ----- | z |
1984 | 53.00 | b | 63.00 | e | 66.00 | e | 83.00 | d | 83.00 | d | 89.00 | f | 85.00 | c | 84.00 | a | 85.00 | b | 78.00 | d | 64.00 | e | 68.00 | c | ----- | z |
1985 | 63.00 | c | 68.00 | c | 73.00 | d | 82.00 | c | 84.00 | c | 85.00 | 86.00 | 88.00 | 85.00 | 79.00 | a | 70.00 | a | 58.00 | a | 88.00 | s | ||||
1986 | 57.00 | 61.00 | c | 80.00 | 82.00 | a | 81.00 | 85.00 | 88.00 | 85.00 | a | 84.00 | a | 80.00 | a | 63.00 | 52.00 | a | 88.00 | h | ||||||
1987 | 56.00 | 48.00 | 66.00 | 78.00 | a | 85.00 | 85.00 | 91.00 | a | 90.00 | 79.00 | 74.00 | b | 75.00 | 59.00 | b | 91.00 | f | ||||||||
1988 | 56.00 | 63.00 | 71.00 | 76.00 | b | 90.00 | 89.00 | 93.00 | d | 94.00 | a | 80.00 | 73.00 | a | 66.00 | a | 58.00 | b | 94.00 | k | ||||||
1989 | 63.00 | a | 68.00 | 79.00 | b | 78.00 | 85.00 | 86.00 | 89.00 | b | 87.00 | b | 83.00 | a | 81.00 | c | ----- | z | ----- | z | ----- | z | ||||
1990 | ----- | z | ----- | z | ----- | z | ----- | z | 83.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 56.84 | 58.80 | 70.21 | 78.77 | 82.42 | 86.02 | 87.69 | 87.15 | 84.65 | 77.44 | 69.05 | 59.95 | 89.21 | |||||||||||||
S.D. | 6.16 | 6.75 | 5.60 | 3.52 | 3.38 | 2.46 | 2.88 | 3.05 | 3.50 | 4.01 | 4.38 | 5.57 | 2.53 | |||||||||||||
SKEW | -0.06 | -0.38 | -0.74 | -0.32 | 0.18 | 0.06 | 0.17 | 0.35 | 0.42 | 0.07 | -0.02 | -0.32 | 0.26 | |||||||||||||
MAX | 71.00 | 69.00 | 80.00 | 85.00 | 91.00 | 92.00 | 95.00 | 94.00 | 93.00 | 88.00 | 77.00 | 72.00 | 95.00 | |||||||||||||
MIN | 40.00 | 44.00 | 53.00 | 70.00 | 76.00 | 81.00 | 81.00 | 81.00 | 79.00 | 69.00 | 60.00 | 47.00 | 84.00 | |||||||||||||
YRS | 44 | 45 | 42 | 43 | 45 | 42 | 42 | 46 | 46 | 43 | 41 | 42 | 19 |