YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 74.00 | q | ----- | z | 74.00 | |
1962 | 70.00 | b | 85.00 | 86.00 | 88.00 | 100.00 | 96.00 | 97.00 | 99.00 | 94.00 | 90.00 | 79.00 | 75.00 | 100.00 | ||||||||||||
1963 | 77.00 | 87.00 | 90.00 | 92.00 | 98.00 | 95.00 | 97.00 | 99.00 | 93.00 | q | 92.00 | 83.00 | d | 72.00 | 99.00 | |||||||||||
1964 | 71.00 | ----- | z | 81.00 | h | ----- | z | ----- | z | ----- | z | 99.00 | ----- | z | ----- | z | 89.00 | b | 82.00 | 77.00 | 99.00 | |||||
1965 | 75.00 | e | 78.00 | b | 80.00 | 94.00 | 93.00 | 92.00 | ----- | z | 96.00 | ----- | z | 92.00 | ----- | z | 73.00 | 96.00 | ||||||||
1966 | ----- | z | ----- | z | 84.00 | ----- | z | ----- | z | 98.00 | 98.00 | a | 102.00 | 90.00 | 86.00 | 84.00 | 73.00 | 102.00 | ||||||||
1967 | 78.00 | 80.00 | 89.00 | 90.00 | 96.00 | 96.00 | 97.00 | 98.00 | 97.00 | 93.00 | 85.00 | 70.00 | 98.00 | |||||||||||||
1968 | 70.00 | 72.00 | 83.00 | 83.00 | 92.00 | 102.00 | 97.00 | 98.00 | 93.00 | 90.00 | 80.00 | 70.00 | 102.00 | |||||||||||||
1969 | 78.00 | 75.00 | 77.00 | 85.00 | 94.00 | 102.00 | 101.00 | 101.00 | 90.00 | 90.00 | 77.00 | 75.00 | 102.00 | |||||||||||||
1970 | 78.00 | 83.00 | 77.00 | 86.00 | 95.00 | 104.00 | 102.00 | 100.00 | 98.00 | 87.00 | 80.00 | 77.00 | a | 104.00 | ||||||||||||
1971 | 74.00 | 73.00 | 93.00 | 90.00 | 96.00 | 93.00 | 103.00 | 94.00 | 95.00 | 85.00 | 80.00 | 76.00 | 103.00 | |||||||||||||
1972 | 79.00 | 82.00 | 87.00 | 96.00 | 91.00 | 99.00 | 95.00 | 95.00 | 93.00 | 91.00 | 70.00 | 73.00 | 99.00 | |||||||||||||
1973 | 69.00 | 72.00 | 74.00 | 83.00 | 92.00 | 97.00 | 100.00 | 100.00 | 92.00 | a | 91.00 | 83.00 | 74.00 | a | 100.00 | |||||||||||
1974 | 79.00 | 73.00 | 87.00 | a | 92.00 | 100.00 | 100.00 | 103.00 | 94.00 | 92.00 | 82.00 | 78.00 | 70.00 | 103.00 | ||||||||||||
1975 | 78.00 | a | 76.00 | 82.00 | 88.00 | 90.00 | 101.00 | 92.00 | 96.00 | 93.00 | 89.00 | 83.00 | 74.00 | 101.00 | ||||||||||||
1976 | 70.00 | 81.00 | 86.00 | 86.00 | 98.00 | 98.00 | 95.00 | 96.00 | 90.00 | 85.00 | 77.00 | 75.00 | 98.00 | |||||||||||||
1977 | 62.00 | 80.00 | 82.00 | 84.00 | 90.00 | a | 102.00 | 98.00 | 98.00 | a | 98.00 | 97.00 | 79.00 | 77.00 | 102.00 | |||||||||||
1978 | 68.00 | 66.00 | 84.00 | 89.00 | 99.00 | 102.00 | 105.00 | 102.00 | 96.00 | 89.00 | 80.00 | 75.00 | 105.00 | |||||||||||||
1979 | 65.00 | 87.00 | 80.00 | 90.00 | 94.00 | 100.00 | 99.00 | 90.00 | 95.00 | 97.00 | 71.00 | 74.00 | 100.00 | |||||||||||||
1980 | 76.00 | 76.00 | 78.00 | 85.00 | 90.00 | 108.00 | 105.00 | 100.00 | 96.00 | 87.00 | 88.00 | 76.00 | 108.00 | |||||||||||||
1981 | 74.00 | 83.00 | 81.00 | 89.00 | 94.00 | 109.00 | 102.00 | 94.00 | 95.00 | 89.00 | 82.00 | 76.00 | 109.00 | |||||||||||||
1982 | 72.00 | a | 82.00 | 81.00 | 90.00 | 89.00 | 98.00 | 98.00 | 101.00 | 96.00 | 90.00 | 85.00 | 74.00 | 101.00 | ||||||||||||
1983 | 68.00 | 65.00 | 81.00 | 84.00 | 89.00 | 99.00 | 104.00 | 99.00 | 102.00 | 91.00 | 73.00 | 69.00 | 104.00 | |||||||||||||
1984 | 70.00 | 75.00 | 83.00 | 85.00 | 100.00 | 98.00 | 96.00 | 98.00 | 97.00 | 85.00 | 82.00 | 75.00 | 100.00 | |||||||||||||
1985 | 60.00 | 69.00 | 79.00 | 87.00 | 101.00 | 98.00 | 97.00 | 100.00 | 98.00 | 90.00 | 78.00 | 72.00 | 101.00 | |||||||||||||
1986 | 80.00 | 82.00 | 85.00 | 89.00 | 97.00 | 93.00 | 104.00 | 102.00 | 88.00 | 81.00 | 75.00 | 62.00 | 104.00 | |||||||||||||
1987 | 71.00 | 76.00 | 76.00 | 94.00 | 91.00 | 99.00 | 96.00 | 96.00 | 91.00 | 92.00 | 82.00 | 75.00 | 99.00 | |||||||||||||
1988 | 68.00 | 77.00 | 85.00 | 83.00 | 91.00 | 102.00 | 95.00 | 97.00 | 91.00 | 89.00 | 83.00 | 70.00 | 102.00 | |||||||||||||
1989 | 71.00 | 84.00 | 94.00 | 98.00 | 100.00 | 93.00 | 104.00 | 98.00 | 92.00 | 92.00 | 81.00 | 76.00 | 104.00 | |||||||||||||
1990 | 76.00 | 79.00 | 84.00 | 88.00 | 97.00 | 108.00 | 97.00 | 99.00 | 97.00 | 86.00 | 85.00 | 72.00 | 108.00 | |||||||||||||
1991 | 64.00 | 76.00 | 85.00 | 88.00 | 94.00 | 94.00 | 98.00 | 97.00 | 92.00 | 92.00 | 73.00 | 72.00 | 98.00 | |||||||||||||
1992 | 63.00 | 75.00 | 78.00 | 86.00 | 95.00 | 95.00 | 101.00 | 96.00 | 98.00 | 92.00 | 78.00 | 73.00 | 101.00 | |||||||||||||
1993 | 67.00 | 74.00 | 80.00 | 88.00 | 89.00 | 99.00 | 99.00 | 98.00 | 95.00 | 88.00 | 76.00 | 73.00 | 99.00 | |||||||||||||
1994 | 78.00 | 76.00 | 86.00 | 86.00 | 91.00 | 109.00 | 103.00 | 100.00 | 95.00 | 91.00 | 84.00 | 75.00 | 109.00 | |||||||||||||
1995 | 73.00 | 80.00 | 90.00 | 91.00 | 96.00 | 98.00 | 106.00 | 95.00 | 102.00 | 88.00 | 84.00 | 80.00 | 106.00 | |||||||||||||
1996 | 75.00 | 87.00 | 83.00 | 95.00 | 103.00 | 104.00 | 100.00 | 96.00 | 89.00 | 89.00 | 87.00 | 77.00 | 104.00 | |||||||||||||
1997 | 78.00 | 76.00 | 91.00 | 84.00 | 89.00 | 98.00 | 97.00 | 95.00 | 95.00 | 93.00 | 84.00 | 73.00 | 98.00 | |||||||||||||
1998 | 72.00 | 75.00 | 89.00 | 92.00 | 100.00 | 107.00 | 103.00 | 98.00 | 96.00 | 90.00 | 78.00 | 67.00 | 107.00 | |||||||||||||
1999 | 73.00 | 77.00 | 78.00 | 86.00 | 90.00 | 99.00 | 101.00 | 101.00 | 95.00 | 89.00 | 83.00 | 69.00 | 101.00 | |||||||||||||
2000 | 79.00 | 82.00 | 83.00 | 92.00 | 107.00 | 93.00 | 100.00 | 99.00 | 103.00 | 100.00 | 72.00 | 68.00 | 107.00 | |||||||||||||
2001 | 59.00 | 78.00 | 81.00 | 89.00 | 93.00 | 101.00 | 104.00 | 98.00 | 95.00 | 89.00 | 84.00 | 71.00 | 104.00 | |||||||||||||
2002 | 74.00 | 81.00 | 88.00 | 93.00 | 95.00 | 97.00 | 100.00 | 99.00 | 92.00 | 87.00 | 79.00 | 69.00 | 100.00 | |||||||||||||
2003 | 79.00 | 77.00 | 84.00 | 91.00 | 102.00 | 95.00 | 101.00 | 105.00 | 95.00 | 91.00 | 84.00 | 77.00 | 105.00 | |||||||||||||
2004 | 74.00 | 78.00 | 88.00 | 85.00 | 99.00 | 98.00 | 97.00 | 96.00 | 94.00 | 85.00 | 75.00 | 71.00 | 99.00 | |||||||||||||
2005 | 74.00 | 75.00 | 82.00 | 83.00 | j | 96.00 | 96.00 | 99.00 | 94.00 | 99.00 | 92.00 | 86.00 | 77.00 | 99.00 | ||||||||||||
2006 | 79.00 | 79.00 | 86.00 | 94.00 | 100.00 | 102.00 | 101.00 | 99.00 | 90.00 | 90.00 | 88.00 | 77.00 | 102.00 | |||||||||||||
2007 | 71.00 | 75.00 | 81.00 | 82.00 | 89.00 | 93.00 | 94.00 | 99.00 | 95.00 | 91.00 | 82.00 | e | 78.00 | 99.00 | ||||||||||||
2008 | 74.00 | 77.00 | 85.00 | 88.00 | 97.00 | 104.00 | 97.00 | 100.00 | 91.00 | 88.00 | 80.00 | 81.00 | 104.00 | |||||||||||||
2009 | 76.00 | 81.00 | 88.00 | 92.00 | 97.00 | 98.00 | 103.00 | b | 96.00 | f | 95.00 | 93.00 | 84.00 | 68.00 | 103.00 | |||||||||||
2010 | 73.00 | 64.00 | 90.00 | 92.00 | 93.00 | 102.00 | 93.00 | 97.00 | 99.00 | 88.00 | 79.00 | 79.00 | 102.00 | |||||||||||||
2011 | 74.00 | 83.00 | 90.00 | 95.00 | 103.00 | 111.00 | 106.00 | a | 105.00 | 102.00 | 90.00 | 79.00 | 68.00 | 111.00 | ||||||||||||
2012 | 76.00 | 76.00 | 89.00 | 102.00 | 100.00 | 106.00 | 103.00 | 107.00 | 100.00 | 88.00 | h | ----- | z | ----- | z | 107.00 | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 72.64 | 77.55 | 84.06 | 89.15 | 95.41 | 99.62 | 99.64 | 98.29 | 94.92 | 89.66 | 80.49 | 73.40 | 102.57 | |||||||||||||
S.D. | 5.25 | 5.23 | 4.60 | 4.32 | 4.50 | 4.72 | 3.51 | 3.12 | 3.61 | 3.44 | 4.34 | 3.71 | 3.36 | |||||||||||||
SKEW | -0.78 | -0.46 | 0.02 | 0.58 | 0.30 | 0.54 | -0.04 | 0.30 | 0.31 | 0.22 | -0.54 | -0.51 | 0.62 | |||||||||||||
MAX | 80.00 | 87.00 | 94.00 | 102.00 | 107.00 | 111.00 | 106.00 | 107.00 | 103.00 | 100.00 | 88.00 | 81.00 | 111.00 | |||||||||||||
MIN | 59.00 | 64.00 | 74.00 | 82.00 | 89.00 | 92.00 | 92.00 | 90.00 | 88.00 | 81.00 | 70.00 | 62.00 | 98.00 | |||||||||||||
NO YRS | 50 | 49 | 50 | 48 | 49 | 50 | 50 | 49 | 48 | 50 | 49 | 50 | 44 |