YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1921 | 16.00 | 18.00 | ----- | z | ----- | z | ----- | z | ----- | z | 59.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 16.00 | ||||
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1923 | ----- | z | 18.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 18.00 | ||
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1927 | ----- | z | ----- | z | ----- | z | 27.00 | ----- | z | 50.00 | ----- | z | 61.00 | ----- | z | 40.00 | 30.00 | 15.00 | 15.00 | |||||||
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1929 | 14.00 | 8.00 | 15.00 | 35.00 | 31.00 | 52.00 | 58.00 | 57.00 | 53.00 | 28.00 | a | 22.00 | 10.00 | 8.00 | ||||||||||||
1930 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1931 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1932 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1934 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1935 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1936 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1975 | ----- | z | ----- | z | 17.00 | 23.00 | 34.00 | 47.00 | 57.00 | 50.00 | 39.00 | 29.00 | 15.00 | 8.00 | 8.00 | |||||||||||
1976 | 6.00 | a | 12.00 | 17.00 | 25.00 | 34.00 | 48.00 | 53.00 | 47.00 | a | 41.00 | 25.00 | -3.00 | 10.00 | -3.00 | |||||||||||
1977 | -1.00 | 15.00 | 19.00 | 24.00 | 44.00 | 54.00 | 60.00 | 59.00 | 47.00 | 33.00 | 21.00 | 12.00 | -1.00 | |||||||||||||
1978 | 5.00 | 8.00 | 17.00 | 32.00 | 32.00 | 47.00 | 60.00 | 55.00 | 47.00 | 33.00 | 25.00 | -12.00 | -12.00 | |||||||||||||
1979 | -26.00 | a | 10.00 | 18.00 | 21.00 | 35.00 | 47.00 | 56.00 | b | 45.00 | 44.00 | 25.00 | 12.00 | 11.00 | -26.00 | |||||||||||
1980 | 11.00 | 13.00 | a | 14.00 | f | 25.00 | b | 41.00 | a | 50.00 | 58.00 | 52.00 | 46.00 | 21.00 | b | 4.00 | 15.00 | d | 4.00 | |||||||
1981 | 16.00 | 1.00 | 24.00 | 28.00 | 36.00 | 47.00 | 58.00 | c | 56.00 | 46.00 | 29.00 | 23.00 | 10.00 | 1.00 | ||||||||||||
1982 | 7.00 | 0.00 | 13.00 | 31.00 | 35.00 | 50.00 | 56.00 | 59.00 | 46.00 | 32.00 | 21.00 | 2.00 | 0.00 | |||||||||||||
1983 | 6.00 | a | 17.00 | 23.00 | 22.00 | 30.00 | 42.00 | 57.00 | 59.00 | 42.00 | 34.00 | 13.00 | -8.00 | -8.00 | ||||||||||||
1984 | -5.00 | 15.00 | 17.00 | 25.00 | 30.00 | 52.00 | 59.00 | 59.00 | 36.00 | 31.00 | 26.00 | 7.00 | -5.00 | |||||||||||||
1985 | 4.00 | -1.00 | 25.00 | 36.00 | 38.00 | 50.00 | 53.00 | 52.00 | 35.00 | 33.00 | 17.00 | 0.00 | -1.00 | |||||||||||||
1986 | 12.00 | -2.00 | 28.00 | 33.00 | 35.00 | 51.00 | 58.00 | 59.00 | 43.00 | 30.00 | 18.00 | 6.00 | -2.00 | |||||||||||||
1987 | -3.00 | 11.00 | 12.00 | 25.00 | 42.00 | 50.00 | 54.00 | 52.00 | 48.00 | 35.00 | 14.00 | -1.00 | -3.00 | |||||||||||||
1988 | 7.00 | 10.00 | 10.00 | 27.00 | 32.00 | 50.00 | 56.00 | 50.00 | 45.00 | 33.00 | 18.00 | 10.00 | 7.00 | |||||||||||||
1989 | 9.00 | 3.00 | 10.00 | 25.00 | 40.00 | 48.00 | 59.00 | 58.00 | 41.00 | 23.00 | 14.00 | 2.00 | 2.00 | |||||||||||||
1990 | 12.00 | 14.00 | 26.00 | 31.00 | 33.00 | 53.00 | 55.00 | 53.00 | 50.00 | 27.00 | 14.00 | -11.00 | -11.00 | |||||||||||||
1991 | 6.00 | 18.00 | 16.00 | 27.00 | 32.00 | 52.00 | 58.00 | 58.00 | 41.00 | 12.00 | 14.00 | 10.00 | 6.00 | |||||||||||||
1992 | 8.00 | 19.00 | 18.00 | 33.00 | 43.00 | 45.00 | 55.00 | 51.00 | 41.00 | 30.00 | 15.00 | 10.00 | 8.00 | |||||||||||||
1993 | 15.00 | 17.00 | 16.00 | 30.00 | 35.00 | 50.00 | 59.00 | 53.00 | 40.00 | 17.00 | 9.00 | 10.00 | 9.00 | |||||||||||||
1994 | 10.00 | 6.00 | 21.00 | 22.00 | 37.00 | 51.00 | 56.00 | 58.00 | 41.00 | 34.00 | 17.00 | 22.00 | 6.00 | |||||||||||||
1995 | 14.00 | 19.00 | 18.00 | 23.00 | 38.00 | 49.00 | 53.00 | 57.00 | 37.00 | 28.00 | 22.00 | 12.00 | 12.00 | |||||||||||||
1996 | 11.00 | 8.00 | 10.00 | 25.00 | 45.00 | 55.00 | 60.00 | 58.00 | 38.00 | 26.00 | 19.00 | 4.00 | 4.00 | |||||||||||||
1997 | 2.00 | 20.00 | 23.00 | 23.00 | 41.00 | 50.00 | 56.00 | 56.00 | 48.00 | 26.00 | 13.00 | -5.00 | -5.00 | |||||||||||||
1998 | 15.00 | 19.00 | 15.00 | 28.00 | 37.00 | 48.00 | 59.00 | 55.00 | 52.00 | 33.00 | 27.00 | 4.00 | 4.00 | |||||||||||||
1999 | 11.00 | 17.00 | 23.00 | 29.00 | 36.00 | 50.00 | 54.00 | 57.00 | 31.00 | 31.00 | 13.00 | 10.00 | 10.00 | |||||||||||||
2000 | 12.00 | 14.00 | 20.00 | a | 28.00 | 37.00 | 56.00 | 58.00 | 57.00 | 32.00 | 32.00 | 18.00 | 10.00 | 10.00 | ||||||||||||
2001 | 8.00 | 19.00 | 20.00 | 33.00 | 36.00 | 48.00 | 60.00 | 54.00 | 47.00 | 30.00 | 15.00 | 13.00 | 8.00 | |||||||||||||
2002 | 8.00 | 3.00 | 6.00 | 27.00 | 40.00 | 49.00 | 61.00 | 60.00 | 39.00 | 31.00 | 16.00 | 19.00 | 3.00 | |||||||||||||
2003 | 14.00 | 13.00 | 15.00 | 25.00 | 36.00 | 50.00 | 59.00 | 59.00 | 41.00 | 29.00 | 15.00 | 15.00 | 13.00 | |||||||||||||
2004 | 9.00 | 14.00 | 31.00 | 32.00 | 33.00 | 50.00 | 55.00 | 55.00 | 42.00 | 33.00 | 15.00 | -1.00 | -1.00 | |||||||||||||
2005 | 17.00 | 22.00 | 9.00 | 26.00 | 36.00 | ----- | z | 56.00 | 56.00 | 48.00 | 34.00 | 16.00 | -1.00 | -1.00 | ||||||||||||
2006 | 10.00 | 11.00 | 18.00 | 31.00 | 46.00 | 57.00 | 61.00 | 60.00 | 40.00 | 31.00 | 15.00 | 11.00 | 10.00 | |||||||||||||
2007 | 5.00 | 7.00 | 13.00 | 25.00 | 40.00 | 47.00 | 60.00 | 60.00 | 48.00 | 30.00 | 16.00 | 13.00 | 5.00 | |||||||||||||
2008 | 9.00 | 16.00 | 21.00 | 24.00 | 35.00 | 53.00 | 59.00 | 56.00 | 43.00 | 28.00 | 20.00 | 12.00 | 9.00 | |||||||||||||
2009 | 14.00 | 17.00 | 21.00 | 26.00 | 45.00 | 52.00 | 58.00 | 56.00 | 39.00 | 29.00 | 16.00 | 9.00 | 9.00 | |||||||||||||
2010 | 10.00 | 15.00 | 23.00 | 25.00 | a | 34.00 | 56.00 | 60.00 | 50.00 | 52.00 | 30.00 | 9.00 | a | 19.00 | 9.00 | |||||||||||
2011 | 2.00 | a | -15.00 | c | 22.00 | a | 34.00 | d | 29.00 | a | 54.00 | 62.00 | 61.00 | 48.00 | 32.00 | a | 15.00 | c | -1.00 | c | -15.00 | |||||
2012 | 16.00 | e | 15.00 | d | 19.00 | b | 29.00 | 40.00 | 56.00 | 64.00 | 55.00 | 45.00 | ----- | z | ----- | z | ----- | z | 15.00 | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 8.10 | 11.60 | 18.13 | 27.50 | 36.74 | 50.41 | 57.72 | 55.62 | 43.13 | 29.41 | 16.38 | 7.21 | 2.21 | |||||||||||||
S.D. | 7.70 | 7.63 | 5.48 | 3.92 | 4.42 | 3.23 | 2.57 | 3.84 | 5.26 | 5.02 | 6.01 | 7.94 | 8.23 | |||||||||||||
SKEW | -2.38 | -1.33 | -0.01 | 0.44 | 0.37 | 0.03 | -0.04 | -0.83 | -0.23 | -1.33 | -0.50 | -0.66 | -1.33 | |||||||||||||
MAX | 17.00 | 22.00 | 31.00 | 36.00 | 46.00 | 57.00 | 64.00 | 61.00 | 53.00 | 40.00 | 30.00 | 22.00 | 13.00 | |||||||||||||
MIN | -26.00 | -15.00 | 6.00 | 21.00 | 29.00 | 42.00 | 53.00 | 45.00 | 31.00 | 12.00 | -3.00 | -12.00 | -26.00 | |||||||||||||
NO YRS | 39 | 40 | 38 | 40 | 39 | 39 | 40 | 40 | 39 | 39 | 39 | 39 | 34 |