YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1915 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1916 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1917 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1918 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1928 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1929 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | 87.00 | w | 100.00 | 101.00 | 93.00 | 89.00 | 84.00 | 67.00 | 70.00 | 101.00 | ||||||||
1958 | 65.00 | 73.00 | a | 67.00 | 83.00 | 94.00 | 96.00 | 101.00 | 94.00 | 91.00 | b | 85.00 | a | 75.00 | a | 73.00 | h | 101.00 | ||||||||
1959 | 66.00 | r | 71.00 | a | 75.00 | a | 85.00 | a | 94.00 | 97.00 | a | 97.00 | c | 93.00 | a | 92.00 | b | 92.00 | 73.00 | 69.00 | 97.00 | |||||
1960 | 63.00 | 64.00 | b | 78.00 | a | 86.00 | 92.00 | 100.00 | a | 99.00 | b | 97.00 | a | 98.00 | c | 84.00 | 76.00 | 65.00 | b | 100.00 | ||||||
1961 | 63.00 | 73.00 | 75.00 | 91.00 | 93.00 | b | 99.00 | a | 97.00 | 98.00 | d | 88.00 | 84.00 | b | 72.00 | a | 68.00 | a | 99.00 | |||||||
1962 | 65.00 | 74.00 | 75.00 | 88.00 | 88.00 | 95.00 | 96.00 | a | 97.00 | c | 94.00 | a | 81.00 | 75.00 | b | 65.00 | 97.00 | |||||||||
1963 | 69.00 | 77.00 | a | 78.00 | b | 83.00 | 88.00 | a | 98.00 | a | 98.00 | b | 92.00 | a | 89.00 | b | 91.00 | 75.00 | a | 72.00 | 98.00 | |||||
1964 | 65.00 | 68.00 | 77.00 | 80.00 | 93.00 | 94.00 | c | 99.00 | c | 96.00 | d | 92.00 | b | 85.00 | e | 76.00 | b | 65.00 | b | 99.00 | ||||||
1965 | 68.00 | 69.00 | b | 74.00 | 89.00 | 89.00 | a | 96.00 | c | 96.00 | c | 95.00 | e | 89.00 | e | 88.00 | a | 74.00 | c | 70.00 | a | 96.00 | ||||
1966 | 64.00 | 64.00 | a | 78.00 | b | 80.00 | e | 88.00 | c | 97.00 | 100.00 | 91.00 | a | 90.00 | 87.00 | b | 75.00 | 67.00 | a | 100.00 | ||||||
1967 | 71.00 | a | 69.00 | a | 80.00 | c | 82.00 | f | 89.00 | c | 95.00 | a | 101.00 | a | 95.00 | 89.00 | 85.00 | b | 81.00 | 68.00 | 101.00 | |||||
1968 | 64.00 | a | 73.00 | a | 78.00 | b | 78.00 | 93.00 | h | 102.00 | f | 96.00 | c | 88.00 | 91.00 | c | 84.00 | c | 75.00 | d | 67.00 | a | 102.00 | |||
1969 | 72.00 | b | 70.00 | a | 80.00 | a | 86.00 | 94.00 | b | 100.00 | 98.00 | f | 95.00 | h | 87.00 | a | 85.00 | e | 71.00 | a | 71.00 | h | 100.00 | |||
1970 | 73.00 | 71.00 | a | 72.00 | 75.00 | h | 92.00 | a | 100.00 | c | 101.00 | b | 95.00 | c | 93.00 | d | 78.00 | 74.00 | c | 73.00 | d | 101.00 | ||||
1971 | 76.00 | b | 72.00 | b | 83.00 | b | 84.00 | 86.00 | 99.00 | b | 103.00 | 90.00 | c | 93.00 | b | 80.00 | a | 75.00 | f | 70.00 | p | 103.00 | ||||
1972 | 68.00 | a | 77.00 | 81.00 | 86.00 | d | 87.00 | a | 98.00 | 100.00 | a | 94.00 | 86.00 | 87.00 | 67.00 | a | 65.00 | a | 100.00 | |||||||
1973 | 66.00 | 69.00 | 68.00 | 78.00 | b | 88.00 | 101.00 | 101.00 | a | 93.00 | 93.00 | 86.00 | a | 81.00 | 70.00 | 101.00 | ||||||||||
1974 | 73.00 | 74.00 | a | 80.00 | 85.00 | 93.00 | 102.00 | b | 96.00 | 90.00 | 94.00 | 82.00 | a | 74.00 | 63.00 | a | 102.00 | |||||||||
1975 | 70.00 | 70.00 | 76.00 | 80.00 | 87.00 | 95.00 | a | 98.00 | 94.00 | c | 91.00 | 85.00 | a | 79.00 | 66.00 | 98.00 | ||||||||||
1976 | 70.00 | 74.00 | 76.00 | 87.00 | 90.00 | a | 97.00 | a | 94.00 | a | 94.00 | a | 90.00 | 82.00 | 75.00 | a | 65.00 | b | 97.00 | |||||||
1977 | 65.00 | a | 74.00 | a | 72.00 | a | 82.00 | b | 94.00 | e | 101.00 | b | 98.00 | 94.00 | a | 91.00 | a | 86.00 | b | 81.00 | b | 73.00 | 101.00 | |||
1978 | 66.00 | b | 68.00 | 81.00 | 84.00 | a | 92.00 | a | 100.00 | c | 101.00 | 93.00 | b | 89.00 | a | 87.00 | a | 74.00 | 61.00 | a | 101.00 | |||||
1979 | 66.00 | a | 73.00 | 77.00 | a | 84.00 | a | 87.00 | b | 97.00 | a | 103.00 | a | 93.00 | 98.00 | ----- | z | 70.00 | 71.00 | 103.00 | ||||||
1980 | 66.00 | 73.00 | c | 72.00 | a | 83.00 | 89.00 | 99.00 | 101.00 | 100.00 | 92.00 | 91.00 | a | 81.00 | 73.00 | a | 101.00 | |||||||||
1981 | 66.00 | 78.00 | a | 74.00 | 87.00 | 88.00 | a | 103.00 | 96.00 | 93.00 | 90.00 | c | 80.00 | 79.00 | b | 69.00 | 103.00 | |||||||||
1982 | 70.00 | 73.00 | 78.00 | 82.00 | 88.00 | 96.00 | 97.00 | 90.00 | 93.00 | 84.00 | 72.00 | 63.00 | 97.00 | |||||||||||||
1983 | 65.00 | 70.00 | 75.00 | 79.00 | 91.00 | 94.00 | 100.00 | 94.00 | 93.00 | 80.00 | 74.00 | 66.00 | a | 100.00 | ||||||||||||
1984 | 70.00 | 67.00 | 75.00 | 88.00 | 95.00 | 94.00 | 96.00 | 92.00 | 93.00 | 79.00 | 77.00 | 66.00 | 96.00 | |||||||||||||
1985 | 66.00 | 72.00 | 78.00 | 83.00 | 88.00 | 98.00 | 100.00 | 96.00 | 91.00 | 83.00 | 74.00 | 65.00 | 100.00 | |||||||||||||
1986 | 74.00 | 79.00 | 80.00 | 83.00 | 91.00 | 97.00 | 99.00 | 94.00 | 90.00 | 79.00 | 71.00 | 65.00 | 99.00 | |||||||||||||
1987 | 67.00 | 68.00 | 73.00 | 85.00 | 86.00 | 96.00 | 97.00 | 92.00 | 87.00 | 85.00 | 70.00 | 71.00 | 97.00 | |||||||||||||
1988 | 64.00 | 73.00 | 82.00 | 82.00 | 93.00 | 97.00 | 92.00 | 90.00 | 89.00 | 84.00 | 79.00 | 68.00 | 97.00 | |||||||||||||
1989 | 67.00 | 78.00 | 85.00 | 89.00 | 96.00 | 102.00 | 103.00 | 93.00 | 88.00 | 85.00 | 78.00 | 72.00 | 103.00 | |||||||||||||
1990 | 71.00 | 73.00 | 82.00 | 87.00 | 92.00 | 104.00 | 95.00 | 93.00 | 92.00 | 82.00 | 74.00 | 66.00 | 104.00 | |||||||||||||
1991 | 61.00 | 69.00 | 73.00 | 80.00 | 85.00 | 98.00 | 93.00 | 89.00 | 87.00 | 83.00 | 77.00 | 63.00 | 98.00 | |||||||||||||
1992 | 63.00 | 67.00 | 71.00 | 88.00 | 84.00 | 91.00 | 97.00 | 92.00 | 89.00 | 83.00 | 70.00 | 64.00 | 97.00 | |||||||||||||
1993 | 64.00 | 63.00 | 74.00 | 83.00 | 88.00 | 95.00 | 95.00 | 93.00 | 88.00 | 85.00 | 69.00 | 65.00 | 95.00 | |||||||||||||
1994 | 68.00 | 70.00 | 75.00 | 82.00 | 91.00 | 102.00 | 97.00 | 94.00 | 90.00 | 84.00 | 76.00 | 65.00 | 102.00 | |||||||||||||
1995 | 66.00 | 71.00 | 74.00 | 79.00 | 84.00 | 94.00 | 98.00 | 94.00 | 91.00 | 83.00 | 78.00 | 70.00 | 98.00 | |||||||||||||
1996 | 69.00 | 72.00 | 74.00 | 87.00 | 94.00 | 96.00 | 94.00 | 92.00 | 87.00 | 85.00 | 74.00 | 68.00 | 96.00 | |||||||||||||
1997 | 68.00 | 67.00 | 80.00 | 79.00 | 93.00 | 91.00 | 97.00 | 91.00 | 89.00 | 85.00 | 77.00 | 61.00 | 97.00 | |||||||||||||
1998 | 64.00 | 65.00 | 77.00 | 80.00 | 88.00 | 100.00 | 96.00 | 89.00 | ----- | z | 85.00 | 72.00 | 70.00 | 100.00 | ||||||||||||
1999 | 68.00 | 71.00 | 75.00 | 80.00 | 86.00 | 97.00 | 98.00 | 89.00 | 86.00 | 82.00 | 81.00 | 67.00 | 98.00 | |||||||||||||
2000 | 73.00 | 73.00 | 76.00 | 90.00 | 96.00 | 96.00 | 94.00 | 94.00 | 94.00 | 86.00 | 67.00 | 65.00 | 96.00 | |||||||||||||
2001 | 61.00 | 69.00 | 76.00 | 82.00 | 91.00 | 94.00 | 91.00 | 91.00 | 88.00 | 82.00 | 76.00 | 65.00 | 94.00 | |||||||||||||
2002 | 67.00 | 74.00 | 79.00 | 85.00 | 97.00 | 97.00 | 99.00 | 94.00 | 87.00 | 81.00 | 71.00 | 61.00 | 99.00 | |||||||||||||
2003 | 71.00 | 70.00 | 76.00 | 78.00 | 90.00 | 93.00 | 100.00 | 95.00 | 88.00 | 87.00 | 74.00 | 73.00 | 100.00 | |||||||||||||
2004 | 62.00 | 71.00 | 80.00 | 76.00 | 87.00 | 93.00 | 95.00 | 90.00 | 90.00 | 80.00 | 71.00 | 70.00 | 95.00 | |||||||||||||
2005 | 68.00 | 65.00 | 73.00 | 80.00 | 96.00 | 94.00 | 97.00 | 91.00 | 89.00 | 85.00 | 77.00 | 70.00 | 97.00 | |||||||||||||
2006 | 69.00 | 74.00 | 74.00 | 83.00 | 90.00 | 96.00 | 97.00 | 85.00 | 83.00 | 83.00 | 76.00 | 65.00 | 97.00 | |||||||||||||
2007 | 65.00 | 69.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.00 | |||
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2010 | ----- | z | ----- | z | ----- | z | 78.00 | 90.00 | 100.00 | 96.00 | m | 96.00 | 94.00 | g | 90.00 | 77.00 | 72.00 | 100.00 | ||||||||
2011 | 71.00 | 73.00 | a | 79.00 | a | 84.00 | 89.00 | b | 100.00 | 96.00 | a | 97.00 | 90.00 | 85.00 | a | 76.00 | 67.00 | 100.00 | ||||||||
2012 | 69.00 | 68.00 | a | 81.00 | 90.00 | 94.00 | a | 102.00 | 94.00 | 96.00 | 92.00 | 88.00 | 78.00 | 71.00 | 102.00 | |||||||||||
2013 | 68.00 | 66.00 | 80.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 80.00 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 67.37 | 70.91 | 76.58 | 83.42 | 90.35 | 97.42 | 97.65 | 93.04 | 90.25 | 84.27 | 74.73 | 67.38 | 98.39 | |||||||||||||
S.D. | 3.43 | 3.68 | 3.69 | 3.71 | 3.34 | 3.06 | 2.82 | 2.76 | 2.86 | 3.07 | 3.66 | 3.36 | 2.59 | |||||||||||||
SKEW | 0.32 | -0.01 | -0.19 | 0.12 | 0.08 | 0.05 | -0.05 | -0.22 | 0.41 | 0.33 | -0.21 | 0.02 | 0.49 | |||||||||||||
MAX | 76.00 | 79.00 | 85.00 | 91.00 | 97.00 | 104.00 | 103.00 | 100.00 | 98.00 | 92.00 | 81.00 | 73.00 | 104.00 | |||||||||||||
MIN | 61.00 | 63.00 | 67.00 | 76.00 | 84.00 | 91.00 | 91.00 | 85.00 | 83.00 | 78.00 | 67.00 | 61.00 | 94.00 | |||||||||||||
NO YRS | 52 | 53 | 52 | 50 | 51 | 52 | 51 | 52 | 51 | 52 | 52 | 50 | 28 |