YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 97.00 | d | 101.00 | 99.00 | 95.00 | 93.00 | g | 83.00 | b | 82.00 | 74.00 | 101.00 | ||||||
1943 | 75.00 | 78.00 | 86.00 | 96.00 | 94.00 | 97.00 | 101.00 | 104.00 | 98.00 | 89.00 | 75.00 | a | ----- | z | 104.00 | |||||||||||
1944 | 69.00 | 70.00 | 78.00 | 82.00 | 95.00 | 101.00 | 107.00 | 110.00 | 95.00 | 87.00 | 89.00 | 71.00 | 110.00 | |||||||||||||
1945 | 68.00 | 80.00 | 81.00 | 86.00 | 101.00 | 104.00 | 100.00 | 105.00 | ----- | z | ----- | z | ----- | z | ----- | z | 105.00 | |||||||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1947 | ----- | z | ----- | z | 84.00 | d | 89.00 | ----- | z | ----- | z | 97.00 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 97.00 | ||
1948 | 73.00 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 73.00 | |
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 | 104.00 | q | 108.00 | a | 102.00 | 100.00 | j | ----- | z | ----- | z | ----- | z | 108.00 | ||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.00 | l | 70.00 | l | 76.00 | |
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 | 72.00 | 61.00 | 81.00 | a | 90.00 | 95.00 | 99.00 | 100.00 | a | 99.00 | a | 93.00 | a | 87.00 | 78.00 | 75.00 | 100.00 | |||||||||
1965 | 73.00 | 73.00 | 78.00 | 97.00 | 96.00 | 93.00 | a | 99.00 | 96.00 | a | 96.00 | 91.00 | 82.00 | 72.00 | 99.00 | |||||||||||
1966 | 67.00 | 66.00 | 83.00 | 85.00 | 96.00 | 98.00 | 100.00 | 101.00 | 89.00 | 85.00 | 83.00 | 72.00 | 101.00 | |||||||||||||
1967 | 77.00 | a | 79.00 | 89.00 | 88.00 | 93.00 | 96.00 | 95.00 | 97.00 | 94.00 | 91.00 | 85.00 | 70.00 | 97.00 | ||||||||||||
1968 | 73.00 | 73.00 | 83.00 | 84.00 | 95.00 | 103.00 | 96.00 | 96.00 | 93.00 | 91.00 | 79.00 | 71.00 | 103.00 | |||||||||||||
1969 | 78.00 | 74.00 | a | 75.00 | 85.00 | 99.00 | 101.00 | 101.00 | 100.00 | 88.00 | 90.00 | 77.00 | e | 75.00 | 101.00 | |||||||||||
1970 | 78.00 | 83.00 | 75.00 | c | 85.00 | c | 94.00 | b | 105.00 | 102.00 | 100.00 | 99.00 | 85.00 | 80.00 | 78.00 | 105.00 | ||||||||||
1971 | 76.00 | 76.00 | 88.00 | 93.00 | 98.00 | a | 96.00 | 102.00 | 94.00 | 96.00 | 84.00 | 81.00 | b | 74.00 | 102.00 | |||||||||||
1972 | 73.00 | c | 80.00 | 86.00 | 93.00 | 92.00 | 99.00 | 98.00 | 95.00 | 92.00 | b | 91.00 | 69.00 | f | ----- | z | 99.00 | |||||||||
1973 | 66.00 | 75.00 | 73.00 | c | 80.00 | ----- | z | 101.00 | 103.00 | 104.00 | ----- | z | ----- | z | ----- | z | ----- | z | 104.00 | |||||||
1974 | ----- | z | 76.00 | e | 87.00 | g | 90.00 | a | 97.00 | b | 102.00 | a | 100.00 | 95.00 | 90.00 | a | 82.00 | 76.00 | a | 69.00 | 102.00 | |||||
1975 | 80.00 | a | 75.00 | 80.00 | 87.00 | a | 87.00 | a | 99.00 | b | 91.00 | 94.00 | 92.00 | 88.00 | a | ----- | z | 75.00 | d | 99.00 | ||||||
1976 | 70.00 | 78.00 | b | 84.00 | b | 85.00 | d | 96.00 | ----- | z | 92.00 | a | 95.00 | b | 91.00 | a | 86.00 | e | 77.00 | a | 73.00 | c | 96.00 | |||
1977 | 62.00 | b | 79.00 | b | 82.00 | b | 83.00 | b | 97.00 | c | 104.00 | b | 96.00 | 96.00 | 96.00 | 94.00 | a | 79.00 | 75.00 | 104.00 | ||||||
1978 | 68.00 | a | 64.00 | a | 84.00 | a | 91.00 | b | 98.00 | 107.00 | 105.00 | 97.00 | 94.00 | 90.00 | a | 73.00 | 74.00 | a | 107.00 | |||||||
1979 | 67.00 | 85.00 | 81.00 | a | 89.00 | 94.00 | 101.00 | 99.00 | 90.00 | 96.00 | 95.00 | a | 74.00 | a | 73.00 | c | 101.00 | |||||||||
1980 | 75.00 | 80.00 | 78.00 | ----- | z | 93.00 | a | 106.00 | 103.00 | 97.00 | 97.00 | 86.00 | 85.00 | c | 77.00 | a | 106.00 | |||||||||
1981 | 74.00 | d | 81.00 | ----- | z | 89.00 | a | 95.00 | 106.00 | a | 99.00 | 91.00 | q | 93.00 | 85.00 | 81.00 | 76.00 | 106.00 | ||||||||
1982 | 70.00 | a | 81.00 | 80.00 | 88.00 | a | 91.00 | 97.00 | 96.00 | 100.00 | 95.00 | 89.00 | 84.00 | 72.00 | 100.00 | |||||||||||
1983 | 69.00 | 69.00 | 78.00 | 85.00 | a | 89.00 | b | 98.00 | a | 101.00 | d | 98.00 | g | 102.00 | c | 89.00 | 75.00 | a | 72.00 | 102.00 | ||||||
1984 | 70.00 | 75.00 | 75.00 | l | 85.00 | 100.00 | 97.00 | 94.00 | 96.00 | 98.00 | 84.00 | 79.00 | 75.00 | 100.00 | ||||||||||||
1985 | 65.00 | 69.00 | 79.00 | a | 87.00 | 96.00 | i | 97.00 | h | 96.00 | 98.00 | j | 96.00 | b | 88.00 | 73.00 | o | 63.00 | s | 98.00 | ||||||
1986 | ----- | z | ----- | z | ----- | z | 88.00 | 95.00 | 94.00 | 99.00 | 98.00 | 86.00 | 81.00 | 74.00 | 62.00 | 99.00 | ||||||||||
1987 | 72.00 | 74.00 | 74.00 | 93.00 | 89.00 | 100.00 | 100.00 | 95.00 | 88.00 | 89.00 | 81.00 | 76.00 | 100.00 | |||||||||||||
1988 | 69.00 | 76.00 | 83.00 | 83.00 | 92.00 | 97.00 | 93.00 | 95.00 | 89.00 | 88.00 | 83.00 | 67.00 | 97.00 | |||||||||||||
1989 | 69.00 | 83.00 | 91.00 | 96.00 | 100.00 | 97.00 | 101.00 | 98.00 | 91.00 | 90.00 | 80.00 | 70.00 | 101.00 | |||||||||||||
1990 | 75.00 | 78.00 | 83.00 | 86.00 | 96.00 | 108.00 | 96.00 | 95.00 | 92.00 | 85.00 | 84.00 | 71.00 | 108.00 | |||||||||||||
1991 | 62.00 | 73.00 | 82.00 | 90.00 | 96.00 | 96.00 | 96.00 | 95.00 | 91.00 | 90.00 | 77.00 | 70.00 | 96.00 | |||||||||||||
1992 | 62.00 | 72.00 | 78.00 | 91.00 | 92.00 | 93.00 | 103.00 | 95.00 | 96.00 | 93.00 | 80.00 | 75.00 | 103.00 | |||||||||||||
1993 | 67.00 | 74.00 | 84.00 | 90.00 | 91.00 | 97.00 | k | 98.00 | 96.00 | 94.00 | 87.00 | 77.00 | 74.00 | i | 98.00 | |||||||||||
1994 | 77.00 | 76.00 | 86.00 | 87.00 | 95.00 | 107.00 | 101.00 | 101.00 | 97.00 | 89.00 | 83.00 | 74.00 | 107.00 | |||||||||||||
1995 | 74.00 | 80.00 | 90.00 | 90.00 | 96.00 | 97.00 | 107.00 | i | 94.00 | 102.00 | 89.00 | 83.00 | 77.00 | 107.00 | ||||||||||||
1996 | 74.00 | 84.00 | 83.00 | 95.00 | 103.00 | 102.00 | 97.00 | 95.00 | 90.00 | 90.00 | 86.00 | 76.00 | 103.00 | |||||||||||||
1997 | 77.00 | 76.00 | 90.00 | 86.00 | 91.00 | 98.00 | 100.00 | a | 94.00 | 98.00 | 92.00 | 83.00 | 72.00 | 100.00 | ||||||||||||
1998 | 71.00 | 76.00 | 88.00 | 91.00 | 100.00 | 106.00 | 101.00 | 95.00 | 96.00 | 88.00 | 82.00 | 72.00 | 106.00 | |||||||||||||
1999 | 81.00 | 80.00 | 80.00 | 85.00 | 92.00 | 97.00 | 97.00 | 97.00 | 91.00 | 88.00 | 82.00 | 68.00 | 97.00 | |||||||||||||
2000 | 77.00 | 79.00 | 82.00 | 91.00 | 105.00 | 96.00 | a | 100.00 | a | 95.00 | 99.00 | 96.00 | 74.00 | 71.00 | 105.00 | |||||||||||
2001 | 59.00 | 75.00 | 81.00 | 87.00 | 92.00 | 100.00 | 100.00 | 96.00 | 93.00 | 87.00 | 84.00 | 70.00 | 100.00 | |||||||||||||
2002 | 74.00 | 79.00 | 85.00 | 90.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 90.00 | |||||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 98.00 | 98.00 | 92.00 | 84.00 | 75.00 | 75.00 | 98.00 | |||||||
2005 | 77.00 | 76.00 | 83.00 | 88.00 | 100.00 | 100.00 | 102.00 | 93.00 | 96.00 | 90.00 | 83.00 | 77.00 | 102.00 | |||||||||||||
2006 | 79.00 | 79.00 | 86.00 | g | 93.00 | 100.00 | 100.00 | 100.00 | 96.00 | 86.00 | 87.00 | 86.00 | 76.00 | 100.00 | ||||||||||||
2007 | 69.00 | 74.00 | 80.00 | 80.00 | f | 86.00 | e | 94.00 | 92.00 | 96.00 | j | 89.00 | l | 92.00 | f | 82.00 | j | 71.00 | m | 96.00 | ||||||
2008 | 71.00 | j | 76.00 | j | 83.00 | k | 87.00 | f | 94.00 | k | 102.00 | h | 93.00 | i | 97.00 | i | 89.00 | g | 84.00 | i | 81.00 | l | 74.00 | k | 102.00 | |
2009 | 74.00 | n | 80.00 | k | 86.00 | g | 90.00 | g | 97.00 | 97.00 | ----- | z | 97.00 | 93.00 | 94.00 | 82.00 | 67.00 | 97.00 | ||||||||
2010 | 72.00 | 68.00 | 85.00 | 88.00 | 94.00 | 100.00 | 92.00 | 97.00 | 100.00 | 87.00 | 79.00 | 77.00 | 100.00 | |||||||||||||
2011 | 73.00 | 82.00 | 87.00 | 93.00 | 100.00 | 107.00 | 99.00 | 101.00 | 99.00 | 90.00 | 79.00 | 65.00 | 107.00 | |||||||||||||
2012 | 72.00 | 74.00 | 87.00 | 98.00 | 99.00 | 101.00 | 96.00 | 101.00 | 98.00 | 89.00 | h | ----- | z | ----- | z | 101.00 | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 71.67 | 75.91 | 82.45 | 88.74 | 95.38 | 99.96 | 98.86 | 97.34 | 94.13 | 88.35 | 80.26 | 72.64 | 101.83 | |||||||||||||
S.D. | 5.09 | 5.11 | 4.34 | 4.08 | 4.00 | 4.00 | 3.68 | 3.63 | 3.92 | 3.33 | 3.84 | 3.52 | 3.75 | |||||||||||||
SKEW | -0.42 | -0.75 | -0.10 | 0.29 | -0.05 | 0.34 | -0.04 | 1.22 | -0.10 | 0.07 | -0.09 | -0.86 | 0.48 | |||||||||||||
MAX | 81.00 | 85.00 | 91.00 | 98.00 | 105.00 | 108.00 | 108.00 | 110.00 | 102.00 | 96.00 | 89.00 | 78.00 | 110.00 | |||||||||||||
MIN | 59.00 | 61.00 | 73.00 | 80.00 | 86.00 | 93.00 | 91.00 | 90.00 | 86.00 | 81.00 | 73.00 | 62.00 | 96.00 | |||||||||||||
NO YRS | 46 | 47 | 44 | 47 | 47 | 46 | 49 | 47 | 46 | 46 | 43 | 42 | 24 |