YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 22.00 | 9.00 | 17.00 | 22.00 | 32.00 | 35.00 | 36.00 | 51.00 | 38.00 | 35.00 | 24.00 | 21.00 | 9.00 | |||||||||||||
1956 | 18.00 | 15.00 | b | 16.00 | 26.00 | 36.00 | 45.00 | 47.00 | 48.00 | 45.00 | 30.00 | 19.00 | 15.00 | 15.00 | b | |||||||||||
1957 | 18.00 | 25.00 | 30.00 | 31.00 | 36.00 | a | 48.00 | 57.00 | 42.00 | 42.00 | 36.00 | 15.00 | 22.00 | 15.00 | a | |||||||||||
1958 | 18.00 | 20.00 | 24.00 | 26.00 | 40.00 | 48.00 | 51.00 | 62.00 | 45.00 | 30.00 | 15.00 | 22.00 | 15.00 | |||||||||||||
1959 | 13.00 | 19.00 | 25.00 | 33.00 | 33.00 | 44.00 | 60.00 | 55.00 | 39.00 | 33.00 | 21.00 | 23.00 | 13.00 | |||||||||||||
1960 | 13.00 | 16.00 | 24.00 | 25.00 | 33.00 | 51.00 | 51.00 | 51.00 | 41.00 | 32.00 | 20.00 | 9.00 | 9.00 | |||||||||||||
1961 | 14.00 | a | 22.00 | 21.00 | 32.00 | 37.00 | 43.00 | 55.00 | b | 54.00 | 40.00 | 22.00 | 20.00 | 15.00 | 14.00 | c | ||||||||||
1962 | 6.00 | 18.00 | 19.00 | 33.00 | 34.00 | 39.00 | 48.00 | 48.00 | 48.00 | c | 36.00 | c | 26.00 | d | 19.00 | i | 6.00 | s | ||||||||
1963 | 8.00 | 22.00 | c | 18.00 | g | 24.00 | o | 31.00 | 33.00 | a | 50.00 | 56.00 | b | 46.00 | b | 36.00 | c | 27.00 | b | 15.00 | b | ----- | z | |||
1964 | 7.00 | c | 10.00 | d | 18.00 | f | 22.00 | b | 33.00 | e | 31.00 | h | 48.00 | b | 51.00 | c | 31.00 | f | 31.00 | d | 19.00 | a | 14.00 | b | ----- | z |
1965 | 16.00 | c | 15.00 | b | 13.00 | d | 25.00 | b | 22.00 | 30.00 | c | ----- | z | ----- | z | ----- | z | ----- | z | 22.00 | x | 20.00 | ----- | z | ||
1966 | 14.00 | b | 14.00 | a | 13.00 | a | 20.00 | 34.00 | d | 36.00 | a | 46.00 | a | 51.00 | c | 43.00 | f | 22.00 | g | 19.00 | a | 3.00 | a | ----- | z | |
1967 | 12.00 | b | 13.00 | 16.00 | a | 21.00 | a | 19.00 | 37.00 | 58.00 | a | 58.00 | 46.00 | 31.00 | c | 26.00 | 11.00 | 11.00 | h | |||||||
1968 | 18.00 | 22.00 | 22.00 | 25.00 | 29.00 | a | 41.00 | a | 41.00 | 42.00 | a | 37.00 | b | 30.00 | 18.00 | a | 6.00 | 6.00 | f | |||||||
1969 | 16.00 | a | 10.00 | 15.00 | a | 25.00 | 34.00 | 42.00 | a | 46.00 | 56.00 | a | 41.00 | e | 24.00 | 21.00 | a | 11.00 | b | 10.00 | l | |||||
1970 | 6.00 | 22.00 | 24.00 | b | 20.00 | 31.00 | a | 37.00 | a | 46.00 | c | 56.00 | a | 35.00 | c | 19.00 | 18.00 | a | 20.00 | a | 6.00 | m | ||||
1971 | 6.00 | 15.00 | a | 16.00 | 22.00 | a | 33.00 | 37.00 | b | 49.00 | c | 59.00 | a | 35.00 | a | 20.00 | g | 21.00 | 14.00 | b | 6.00 | r | ||||
1972 | 12.00 | a | 9.00 | a | 20.00 | a | 21.00 | c | 31.00 | 43.00 | 49.00 | 50.00 | g | 41.00 | a | 33.00 | 24.00 | 15.00 | b | 9.00 | p | |||||
1973 | 17.00 | b | 18.00 | i | 25.00 | 24.00 | a | 29.00 | a | 39.00 | 43.00 | 45.00 | 35.00 | f | 26.00 | 15.00 | b | 14.00 | a | 14.00 | v | |||||
1974 | 9.00 | 13.00 | 17.00 | b | 23.00 | a | 27.00 | 40.00 | 48.00 | 47.00 | b | 42.00 | a | 37.00 | 19.00 | b | 15.00 | a | 9.00 | i | ||||||
1975 | 14.00 | 17.00 | 14.00 | 23.00 | 20.00 | a | 38.00 | a | 45.00 | a | 44.00 | 41.00 | 20.00 | 17.00 | b | 20.00 | 14.00 | e | ||||||||
1976 | 8.00 | 22.00 | 19.00 | 24.00 | 35.00 | 38.00 | 49.00 | 45.00 | c | 42.00 | 25.00 | 14.00 | 12.00 | 8.00 | c | |||||||||||
1977 | 18.00 | a | 15.00 | 13.00 | 24.00 | 29.00 | 40.00 | 51.00 | 53.00 | 39.00 | 35.00 | b | 20.00 | 19.00 | 13.00 | c | ||||||||||
1978 | 23.00 | 24.00 | a | 26.00 | 24.00 | a | 33.00 | a | 42.00 | 35.00 | 43.00 | 36.00 | a | 31.00 | 25.00 | 10.00 | 10.00 | d | ||||||||
1979 | 3.00 | 19.00 | 20.00 | 19.00 | 27.00 | 35.00 | 41.00 | 43.00 | 45.00 | b | 24.00 | 15.00 | 13.00 | 3.00 | b | |||||||||||
1980 | 17.00 | 18.00 | 21.00 | 20.00 | 26.00 | 33.00 | 45.00 | 47.00 | 38.00 | a | 24.00 | 16.00 | 20.00 | 16.00 | a | |||||||||||
1981 | 14.00 | 15.00 | 27.00 | 24.00 | 32.00 | 42.00 | 57.00 | 55.00 | 46.00 | 26.00 | 15.00 | 15.00 | 14.00 | |||||||||||||
1982 | 15.00 | 24.00 | 22.00 | a | 27.00 | b | 32.00 | 33.00 | a | 42.00 | 56.00 | 36.00 | 26.00 | 23.00 | a | 17.00 | 15.00 | e | ||||||||
1983 | 14.00 | 22.00 | a | 26.00 | 19.00 | b | 29.00 | a | 34.00 | 42.00 | 50.00 | a | 48.00 | 35.00 | 17.00 | 17.00 | 14.00 | e | ||||||||
1984 | 17.00 | 12.00 | 15.00 | 22.00 | b | 30.00 | 38.00 | 57.00 | 55.00 | 42.00 | 23.00 | 19.00 | 18.00 | 12.00 | b | |||||||||||
1985 | 17.00 | 5.00 | 15.00 | 32.00 | 33.00 | 36.00 | a | 49.00 | 45.00 | 30.00 | 32.00 | 17.00 | 15.00 | 5.00 | a | |||||||||||
1986 | 17.00 | 16.00 | 26.00 | 26.00 | 26.00 | 43.00 | 43.00 | 51.00 | a | 34.00 | 28.00 | 15.00 | 17.00 | 15.00 | a | |||||||||||
1987 | 13.00 | 15.00 | 19.00 | 24.00 | 32.00 | 41.00 | p | 40.00 | ----- | z | ----- | z | 36.00 | 18.00 | 12.00 | ----- | z | |||||||||
1988 | 17.00 | 21.00 | 13.00 | 22.00 | 27.00 | 35.00 | 46.00 | 44.00 | e | 33.00 | 35.00 | 16.00 | 11.00 | 11.00 | e | |||||||||||
1989 | 13.00 | 14.00 | 20.00 | 24.00 | 33.00 | 33.00 | 39.00 | 42.00 | 35.00 | 21.00 | 18.00 | 10.00 | 10.00 | |||||||||||||
1990 | 13.00 | 8.00 | 19.00 | 31.00 | b | 30.00 | 35.00 | 50.00 | 44.00 | 37.00 | 28.00 | b | 17.00 | -0.00 | -0.00 | d | ||||||||||
1991 | 14.00 | 19.00 | 21.00 | 22.00 | 24.00 | 35.00 | 50.00 | a | 46.00 | 42.00 | 25.00 | 20.00 | 17.00 | 14.00 | a | |||||||||||
1992 | 18.00 | a | 23.00 | 26.00 | 31.00 | 34.00 | 32.00 | 34.00 | a | 45.00 | 37.00 | 25.00 | 8.00 | 9.00 | b | 8.00 | d | |||||||||
1993 | 12.00 | 22.00 | 23.00 | 26.00 | 29.00 | 31.00 | 42.00 | 40.00 | g | 36.00 | b | 26.00 | 18.00 | 9.00 | 9.00 | i | ||||||||||
1994 | 13.00 | 15.00 | 25.00 | 26.00 | a | 29.00 | 39.00 | 45.00 | 55.00 | 36.00 | 32.00 | a | 15.00 | 18.00 | 13.00 | b | ||||||||||
1995 | 19.00 | 22.00 | 22.00 | a | 26.00 | 25.00 | 35.00 | 42.00 | 54.00 | 44.00 | 26.00 | a | 23.00 | 11.00 | 11.00 | b | ||||||||||
1996 | 12.00 | 20.00 | b | 23.00 | a | 28.00 | 35.00 | 39.00 | a | 59.00 | 50.00 | f | 41.00 | m | 18.00 | 20.00 | 16.00 | 12.00 | w | |||||||
1997 | 19.00 | 19.00 | 23.00 | 26.00 | a | 32.00 | 40.00 | 40.00 | 54.00 | 40.00 | a | 32.00 | i | ----- | z | 15.00 | p | ----- | z | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 14.02 | 17.05 | 20.37 | 24.90 | 30.60 | 38.39 | 46.95 | 50.08 | 39.95 | 28.77 | 18.85 | 14.41 | 11.00 | |||||||||||||
S.D. | 4.46 | 4.95 | 4.55 | 3.83 | 4.41 | 4.81 | 6.45 | 5.54 | 4.45 | 5.37 | 3.85 | 5.08 | 4.24 | |||||||||||||
SKEW | -0.49 | -0.43 | -0.07 | 0.64 | -0.67 | 0.56 | 0.16 | 0.13 | -0.01 | -0.19 | 0.04 | -0.61 | -1.05 | |||||||||||||
MAX | 23.00 | 25.00 | 30.00 | 33.00 | 40.00 | 51.00 | 60.00 | 62.00 | 48.00 | 37.00 | 27.00 | 23.00 | 16.00 | |||||||||||||
MIN | 3.00 | 5.00 | 13.00 | 19.00 | 19.00 | 30.00 | 34.00 | 42.00 | 30.00 | 18.00 | 8.00 | -0.00 | -0.00 | |||||||||||||
YRS | 43 | 42 | 41 | 42 | 43 | 41 | 42 | 38 | 37 | 39 | 41 | 41 | 22 |