YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 48.00 | 56.00 | 55.00 | 45.00 | 29.00 | 4.00 | 6.00 | ----- | z | |||||||
1941 | 12.00 | 15.00 | 16.00 | 30.00 | 47.00 | 48.00 | 60.00 | 54.00 | 39.00 | 30.00 | 9.00 | 8.00 | a | 8.00 | a | |||||||||||
1942 | -9.00 | -7.00 | 20.00 | 29.00 | 36.00 | 49.00 | 57.00 | 55.00 | a | 35.00 | 30.00 | b | 14.00 | 13.00 | -9.00 | c | ||||||||||
1943 | -16.00 | 13.00 | 1.00 | 34.00 | ----- | z | 50.00 | 58.00 | 60.00 | 41.00 | 27.00 | 19.00 | 1.00 | ----- | z | |||||||||||
1944 | -2.00 | 8.00 | 14.00 | 25.00 | 35.00 | 48.00 | 58.00 | 53.00 | 42.00 | 34.00 | 13.00 | 14.00 | -2.00 | |||||||||||||
1945 | 12.00 | 18.00 | b | 19.00 | 17.00 | 32.00 | 48.00 | a | 57.00 | a | 52.00 | 31.00 | 27.00 | 13.00 | 2.00 | 2.00 | d | |||||||||
1946 | 10.00 | a | 12.00 | 21.00 | 33.00 | 33.00 | 47.00 | 58.00 | 51.00 | 39.00 | 30.00 | 23.00 | 1.00 | 1.00 | a | |||||||||||
1947 | -12.00 | 9.00 | 8.00 | 29.00 | 35.00 | 43.00 | 56.00 | 59.00 | 40.00 | 36.00 | 4.00 | a | 13.00 | -12.00 | a | |||||||||||
1948 | -8.00 | 2.00 | a | -7.00 | 24.00 | 37.00 | 54.00 | 58.00 | 59.00 | 38.00 | 29.00 | 16.00 | 17.00 | a | -8.00 | b | ||||||||||
1949 | -4.00 | a | 9.00 | 17.00 | 22.00 | 40.00 | 48.00 | 60.00 | 55.00 | 45.00 | 27.00 | 23.00 | 5.00 | -4.00 | a | |||||||||||
1950 | -7.00 | b | 6.00 | 8.00 | 27.00 | 38.00 | 48.00 | 54.00 | 46.00 | 49.00 | 34.00 | 7.00 | -0.00 | -7.00 | b | |||||||||||
1951 | -5.00 | -11.00 | 13.00 | 25.00 | 36.00 | 41.00 | 59.00 | 57.00 | 36.00 | 26.00 | 4.00 | 3.00 | -11.00 | |||||||||||||
1952 | 5.00 | 13.00 | 6.00 | 18.00 | 36.00 | 52.00 | 48.00 | 61.00 | 44.00 | 25.00 | 6.00 | 4.00 | 4.00 | |||||||||||||
1953 | 9.00 | 8.00 | 17.00 | 25.00 | 31.00 | 50.00 | 59.00 | 58.00 | 42.00 | 36.00 | 13.00 | 7.00 | 7.00 | |||||||||||||
1954 | 1.00 | 19.00 | 8.00 | 28.00 | 28.00 | a | 42.00 | 60.00 | 59.00 | 46.00 | 28.00 | 20.00 | 2.00 | 1.00 | a | |||||||||||
1955 | 8.00 | 5.00 | 7.00 | 30.00 | 47.00 | 44.00 | 62.00 | 53.00 | 46.00 | 28.00 | a | 6.00 | 9.00 | 5.00 | a | |||||||||||
1956 | 1.00 | 4.00 | 7.00 | 20.00 | 42.00 | 57.00 | 55.00 | 50.00 | 45.00 | 30.00 | 16.00 | 9.00 | 1.00 | |||||||||||||
1957 | -1.00 | 11.00 | 15.00 | 23.00 | 42.00 | 42.00 | 57.00 | 60.00 | 42.00 | 24.00 | 16.00 | 11.00 | -1.00 | |||||||||||||
1958 | 13.00 | 9.00 | 15.00 | 30.00 | 41.00 | 46.00 | 58.00 | 55.00 | 43.00 | 29.00 | 6.00 | 2.00 | 2.00 | |||||||||||||
1959 | -19.00 | 8.00 | 17.00 | 20.00 | 40.00 | 51.00 | 50.00 | 54.00 | 38.00 | 27.00 | 5.00 | 18.00 | -19.00 | |||||||||||||
1960 | -3.00 | 1.00 | -4.00 | 29.00 | 32.00 | 52.00 | 55.00 | 54.00 | 45.00 | 29.00 | 16.00 | 16.00 | -4.00 | |||||||||||||
1961 | 3.00 | 9.00 | 22.00 | 24.00 | 36.00 | 54.00 | 56.00 | 50.00 | 34.00 | 32.00 | 20.00 | -5.00 | -5.00 | |||||||||||||
1962 | -7.00 | -2.00 | 9.00 | 26.00 | 36.00 | 49.00 | 57.00 | 52.00 | 41.00 | 31.00 | 22.00 | -0.00 | -7.00 | |||||||||||||
1963 | -13.00 | 11.00 | 16.00 | 33.00 | 41.00 | 52.00 | 59.00 | 54.00 | 40.00 | 38.00 | 20.00 | 4.00 | -13.00 | |||||||||||||
1964 | 1.00 | 7.00 | 13.00 | 25.00 | 40.00 | 45.00 | 57.00 | 52.00 | 41.00 | 32.00 | 17.00 | 2.00 | 1.00 | |||||||||||||
1965 | 18.00 | 1.00 | 9.00 | 32.00 | 37.00 | 49.00 | 60.00 | 55.00 | 38.00 | 36.00 | 19.00 | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | 10.00 | k | 18.00 | k | 23.00 | k | 28.00 | h | 37.00 | j | 51.00 | n | 61.00 | j | 66.00 | u | 31.00 | s | 31.00 | u | 16.00 | x | ----- | z | ----- | z |
2001 | 6.00 | i | 14.00 | i | 23.00 | l | 35.00 | v | ----- | z | 48.00 | s | ----- | z | 58.00 | f | 41.00 | k | 27.00 | i | 9.00 | i | 13.00 | d | ----- | z |
2002 | 4.00 | g | 6.00 | g | 4.00 | l | 21.00 | k | 38.00 | j | 51.00 | g | 60.00 | f | 56.00 | j | 43.00 | f | 28.00 | g | 13.00 | j | -1.00 | t | ----- | z |
2003 | 13.00 | j | 2.00 | i | 13.00 | m | 22.00 | u | 37.00 | p | 45.00 | b | 60.00 | g | 56.00 | i | 37.00 | j | 24.00 | k | 8.00 | g | 13.00 | s | ----- | z |
2004 | -1.00 | r | 7.00 | k | 26.00 | k | 21.00 | l | 35.00 | v | 52.00 | j | 55.00 | h | 54.00 | e | 49.00 | m | 33.00 | v | 9.00 | r | 7.00 | t | ----- | z |
2005 | 17.00 | u | 21.00 | h | 18.00 | h | 27.00 | p | 34.00 | p | 48.00 | r | 51.00 | p | 51.00 | q | 47.00 | u | 23.00 | q | 20.00 | r | -8.00 | b | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.00 | d | 58.00 | d | 52.00 | d | 39.00 | c | 24.00 | 19.00 | a | 10.00 | c | ----- | z | |
2007 | 4.00 | a | 3.00 | 16.00 | 27.00 | 44.00 | 41.00 | 56.00 | 60.00 | a | 43.00 | 30.00 | 12.00 | b | 1.00 | 1.00 | d | |||||||||
2008 | 4.00 | 11.00 | a | 16.00 | 23.00 | 33.00 | 50.00 | 60.00 | 56.00 | 45.00 | a | 25.00 | 20.00 | 7.00 | 4.00 | b | ||||||||||
2009 | 9.00 | e | ----- | z | 12.00 | c | 20.00 | b | 41.00 | b | 46.00 | 61.00 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.14 | 7.11 | 11.82 | 26.00 | 37.63 | 47.77 | 57.17 | 54.83 | 41.10 | 29.76 | 13.86 | 6.17 | -2.60 | |||||||||||||
S.D. | 9.43 | 6.85 | 7.06 | 4.63 | 4.71 | 4.07 | 2.92 | 3.56 | 4.07 | 3.77 | 6.33 | 6.40 | 6.81 | |||||||||||||
SKEW | -0.15 | -0.73 | -0.96 | -0.13 | 0.16 | 0.08 | -1.40 | -0.13 | -0.43 | 0.49 | -0.29 | 0.01 | -0.54 | |||||||||||||
MAX | 18.00 | 19.00 | 22.00 | 34.00 | 47.00 | 57.00 | 62.00 | 61.00 | 49.00 | 38.00 | 23.00 | 18.00 | 8.00 | |||||||||||||
MIN | -19.00 | -11.00 | -7.00 | 17.00 | 28.00 | 41.00 | 48.00 | 46.00 | 31.00 | 24.00 | 4.00 | -8.00 | -19.00 | |||||||||||||
YRS | 28 | 27 | 28 | 28 | 27 | 31 | 29 | 30 | 29 | 29 | 29 | 30 | 25 |