YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1912 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1913 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1914 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | ----- | 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 | 80.00 | 100.00 | f | 93.00 | o | 98.00 | k | ----- | z | 98.00 | f | ----- | z | 95.00 | d | 86.00 | d | 75.00 | e | 100.00 | ||
1966 | 71.00 | 74.00 | 87.00 | 91.00 | c | 102.00 | a | 100.00 | d | 101.00 | a | 102.00 | a | 95.00 | f | 88.00 | c | 80.00 | d | 82.00 | 102.00 | |||||
1967 | 83.00 | b | 82.00 | 94.00 | 94.00 | 102.00 | 98.00 | 102.00 | 102.00 | 91.00 | 88.00 | 83.00 | d | 75.00 | b | 102.00 | ||||||||||
1968 | 73.00 | 75.00 | 81.00 | 85.00 | 101.00 | 99.00 | 99.00 | 100.00 | 99.00 | 97.00 | 86.00 | 74.00 | 101.00 | |||||||||||||
1969 | 82.00 | 77.00 | b | 82.00 | 88.00 | 93.00 | 109.00 | 105.00 | 110.00 | 90.00 | 93.00 | 83.00 | b | 79.00 | 110.00 | |||||||||||
1970 | 83.00 | 79.00 | 79.00 | 91.00 | 95.00 | 104.00 | 103.00 | 103.00 | 95.00 | 86.00 | b | 83.00 | 79.00 | 104.00 | ||||||||||||
1971 | 84.00 | 78.00 | 97.00 | 92.00 | h | 100.00 | d | 100.00 | b | 106.00 | a | 95.00 | a | 97.00 | 84.00 | 81.00 | 77.00 | 106.00 | ||||||||
1972 | 82.00 | 88.00 | 88.00 | b | 100.00 | b | 97.00 | 107.00 | 103.00 | 103.00 | 95.00 | 95.00 | 76.00 | 80.00 | b | 107.00 | ||||||||||
1973 | 73.00 | 78.00 | b | 80.00 | 86.00 | 102.00 | c | 103.00 | 102.00 | 104.00 | 96.00 | 93.00 | b | 88.00 | a | 80.00 | b | 104.00 | ||||||||
1974 | 84.00 | a | 79.00 | 93.00 | 93.00 | b | 99.00 | a | 102.00 | 103.00 | 96.00 | 92.00 | 83.00 | c | 77.00 | a | 77.00 | 103.00 | ||||||||
1975 | 79.00 | 76.00 | 85.00 | 93.00 | c | 95.00 | 104.00 | 96.00 | 99.00 | 94.00 | b | 93.00 | 85.00 | 80.00 | d | 104.00 | ||||||||||
1976 | 75.00 | 86.00 | a | 88.00 | 89.00 | 99.00 | 100.00 | 94.00 | a | 95.00 | e | 89.00 | 86.00 | b | 76.00 | a | 67.00 | b | 100.00 | |||||||
1977 | 68.00 | 84.00 | a | 85.00 | 82.00 | a | 101.00 | 100.00 | 101.00 | 103.00 | e | 106.00 | 102.00 | c | 85.00 | d | 84.00 | b | 106.00 | |||||||
1978 | 72.00 | j | 78.00 | a | ----- | z | ----- | z | 103.00 | q | 100.00 | h | 106.00 | 105.00 | f | 100.00 | 92.00 | 80.00 | 82.00 | b | 106.00 | |||||
1979 | 72.00 | c | 85.00 | 85.00 | l | 93.00 | e | 98.00 | 99.00 | 100.00 | 97.00 | g | 101.00 | a | 102.00 | b | 80.00 | h | 75.00 | d | 102.00 | |||||
1980 | 65.00 | z | 84.00 | 82.00 | e | 92.00 | e | 96.00 | 106.00 | 105.00 | 101.00 | a | 96.00 | 88.00 | 89.00 | 74.00 | e | 106.00 | ||||||||
1981 | 73.00 | 80.00 | 80.00 | 93.00 | a | 105.00 | 100.00 | a | 101.00 | 100.00 | 101.00 | 91.00 | 87.00 | a | 78.00 | 105.00 | ||||||||||
1982 | 80.00 | 85.00 | 91.00 | 96.00 | 96.00 | 99.00 | ----- | z | 102.00 | 99.00 | 95.00 | ----- | z | 76.00 | i | 102.00 | ||||||||||
1983 | 70.00 | i | 72.00 | j | 85.00 | 92.00 | 98.00 | 103.00 | 103.00 | 102.00 | 99.00 | 95.00 | 81.00 | 72.00 | 103.00 | |||||||||||
1984 | 73.00 | 80.00 | 77.00 | z | 93.00 | 102.00 | 105.00 | 100.00 | 104.00 | 100.00 | a | 84.00 | 82.00 | 73.00 | 105.00 | |||||||||||
1985 | 72.00 | b | 74.00 | 86.00 | c | 95.00 | 104.00 | 99.00 | 101.00 | 102.00 | 100.00 | 84.00 | 82.00 | 75.00 | 104.00 | |||||||||||
1986 | 77.00 | 91.00 | 86.00 | 90.00 | r | 100.00 | 94.00 | 100.00 | 105.00 | 91.00 | 86.00 | 80.00 | a | 70.00 | 105.00 | |||||||||||
1987 | 79.00 | b | 78.00 | 77.00 | a | 95.00 | 90.00 | a | 96.00 | 99.00 | 100.00 | 92.00 | 90.00 | 85.00 | b | 83.00 | b | 100.00 | ||||||||
1988 | 73.00 | 83.00 | a | ----- | z | 91.00 | f | 98.00 | 104.00 | 97.00 | 98.00 | 93.00 | 87.00 | b | 87.00 | 71.00 | 104.00 | |||||||||
1989 | 77.00 | 83.00 | 95.00 | a | 96.00 | a | 106.00 | a | 98.00 | 106.00 | 101.00 | 99.00 | 95.00 | 84.00 | 79.00 | b | 106.00 | |||||||||
1990 | 75.00 | 80.00 | 89.00 | b | 93.00 | b | 104.00 | 103.00 | 92.00 | m | 98.00 | i | 94.00 | 85.00 | p | 80.00 | b | 76.00 | i | 104.00 | ||||||
1991 | 70.00 | f | 79.00 | 89.00 | 91.00 | t | 96.00 | m | 97.00 | 97.00 | 97.00 | 92.00 | p | 90.00 | 75.00 | 73.00 | 97.00 | |||||||||
1992 | 67.00 | 75.00 | 83.00 | 98.00 | 96.00 | 98.00 | 103.00 | 98.00 | 96.00 | 92.00 | 85.00 | 72.00 | 103.00 | |||||||||||||
1993 | 76.00 | 77.00 | 86.00 | 94.00 | 93.00 | 101.00 | 101.00 | 101.00 | 93.00 | 91.00 | 79.00 | 71.00 | 101.00 | |||||||||||||
1994 | 75.00 | 83.00 | 89.00 | 93.00 | 100.00 | 114.00 | 108.00 | 102.00 | 96.00 | 93.00 | 83.00 | 76.00 | 114.00 | |||||||||||||
1995 | 77.00 | 78.00 | 94.00 | 90.00 | 98.00 | 98.00 | 108.00 | 96.00 | 100.00 | 93.00 | 83.00 | 81.00 | 108.00 | |||||||||||||
1996 | 78.00 | 89.00 | 85.00 | 97.00 | 102.00 | 102.00 | 101.00 | 101.00 | 89.00 | 87.00 | 89.00 | 78.00 | 102.00 | |||||||||||||
1997 | 81.00 | 80.00 | 88.00 | 88.00 | 93.00 | 96.00 | 98.00 | 101.00 | 100.00 | 97.00 | 85.00 | 73.00 | 101.00 | |||||||||||||
1998 | 75.00 | 81.00 | 89.00 | 94.00 | 101.00 | 108.00 | 108.00 | 100.00 | 99.00 | 95.00 | 80.00 | 76.00 | 108.00 | |||||||||||||
1999 | 81.00 | 82.00 | 85.00 | 95.00 | 98.00 | 100.00 | 102.00 | 101.00 | 96.00 | 92.00 | 84.00 | 77.00 | 102.00 | |||||||||||||
2000 | 84.00 | 84.00 | 86.00 | 94.00 | a | 107.00 | 96.00 | ----- | z | 98.00 | 103.00 | 99.00 | 73.00 | 73.00 | 107.00 | |||||||||||
2001 | 74.00 | 79.00 | 82.00 | 90.00 | 103.00 | 105.00 | 106.00 | 101.00 | 96.00 | 89.00 | 85.00 | 73.00 | a | 106.00 | ||||||||||||
2002 | 77.00 | 83.00 | 88.00 | 96.00 | 96.00 | 98.00 | 102.00 | 103.00 | 95.00 | 88.00 | ----- | z | ----- | z | 103.00 | |||||||||||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 99.00 | t | 96.00 | 80.00 | 66.00 | 99.00 | ||||
2012 | 79.00 | 82.00 | 90.00 | c | 102.00 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 102.00 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 76.82 | 80.78 | 86.40 | 92.76 | 99.14 | 101.25 | 101.97 | 100.76 | 96.34 | 91.42 | 82.42 | 75.83 | 105.00 | |||||||||||||
S.D. | 4.59 | 4.10 | 4.83 | 4.11 | 3.99 | 4.21 | 3.47 | 3.06 | 4.08 | 4.86 | 3.92 | 4.31 | 3.76 | |||||||||||||
SKEW | -0.10 | 0.44 | 0.19 | -0.37 | -0.15 | 0.85 | -0.10 | 0.28 | 0.05 | 0.21 | -0.45 | -0.16 | 0.91 | |||||||||||||
MAX | 84.00 | 91.00 | 97.00 | 102.00 | 107.00 | 114.00 | 108.00 | 110.00 | 106.00 | 102.00 | 89.00 | 84.00 | 114.00 | |||||||||||||
MIN | 67.00 | 74.00 | 77.00 | 82.00 | 90.00 | 94.00 | 94.00 | 95.00 | 89.00 | 83.00 | 73.00 | 66.00 | 101.00 | |||||||||||||
NO YRS | 34 | 37 | 35 | 33 | 35 | 36 | 34 | 34 | 35 | 38 | 36 | 36 | 15 |