YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1933 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.00 | d | 59.00 | c | ----- | z |
1934 | 58.00 | b | 61.00 | c | 70.00 | 76.00 | 85.00 | 90.00 | 94.00 | 92.00 | 88.00 | 81.00 | a | 73.00 | 61.00 | a | 94.00 | g | ||||||||
1935 | 57.00 | 55.00 | 62.00 | 63.00 | d | 76.00 | a | 90.00 | 90.00 | 85.00 | l | 85.00 | q | 78.00 | 64.00 | 55.00 | ----- | z | ||||||||
1936 | 59.00 | b | 58.00 | 64.00 | 78.00 | 81.00 | 93.00 | 91.00 | a | 88.00 | 82.00 | 70.00 | c | 66.00 | 53.00 | 93.00 | f | |||||||||
1937 | ----- | z | ----- | z | ----- | z | 80.00 | 85.00 | 92.00 | 93.00 | 92.00 | 83.00 | b | 75.00 | 66.00 | d | ----- | z | ----- | z | ||||||
1938 | 52.00 | c | 52.00 | a | ----- | z | ----- | z | 84.00 | o | 84.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
1939 | 60.00 | 50.00 | a | 65.00 | 81.00 | a | 86.00 | 95.00 | 93.00 | 89.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 82.00 | d | 79.00 | a | 71.00 | b | 67.00 | ----- | z | |
1941 | 51.00 | 67.00 | 65.00 | 64.00 | 88.00 | 88.00 | 89.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | 84.00 | c | 89.00 | 93.00 | a | 91.00 | a | 85.00 | 81.00 | 71.00 | 59.00 | ----- | z | |||||
1965 | 57.00 | 59.00 | 65.00 | a | 80.00 | 81.00 | a | 90.00 | b | 91.00 | 90.00 | d | 84.00 | a | 81.00 | e | 65.00 | c | 64.00 | b | 91.00 | s | ||||
1966 | 54.00 | d | 52.00 | d | 70.00 | b | 74.00 | d | 83.00 | d | 90.00 | c | 96.00 | c | 93.00 | 85.00 | h | ----- | z | ----- | z | 59.00 | g | ----- | z | |
1967 | 59.00 | a | 56.00 | b | 73.00 | e | 71.00 | c | 84.00 | d | 91.00 | d | 93.00 | a | 92.00 | c | 83.00 | b | 80.00 | f | 73.00 | b | 54.00 | a | ----- | z |
1968 | 49.00 | d | 55.00 | b | 64.00 | d | 64.00 | d | 87.00 | e | 96.00 | a | 96.00 | b | 83.00 | d | 84.00 | b | 73.00 | j | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | 86.00 | t | 92.00 | 95.00 | 90.00 | c | 94.00 | 78.00 | 67.00 | 65.00 | ----- | z | ||||||
1970 | 60.00 | a | 68.00 | 62.00 | 69.00 | 85.00 | 96.00 | 95.00 | 91.00 | 86.00 | 70.00 | 70.00 | 67.00 | 96.00 | a | |||||||||||
1971 | 61.00 | 62.00 | 76.00 | 76.00 | 82.00 | 97.00 | 98.00 | 87.00 | 88.00 | a | 74.00 | 73.00 | 60.00 | 98.00 | a | |||||||||||
1972 | 61.00 | 68.00 | 73.00 | 77.00 | 84.00 | 91.00 | 96.00 | 93.00 | c | 83.00 | 85.00 | 61.00 | g | 56.00 | c | 96.00 | m | |||||||||
1973 | 54.00 | a | 56.00 | 56.00 | d | 71.00 | e | 80.00 | d | 95.00 | c | 94.00 | g | 92.00 | 84.00 | 80.00 | 76.00 | 62.00 | 95.00 | x | ||||||
1974 | 58.00 | 61.00 | 73.00 | b | 80.00 | c | 93.00 | 98.00 | 92.00 | 87.00 | 90.00 | 81.00 | 63.00 | 57.00 | 98.00 | e | ||||||||||
1975 | 60.00 | 59.00 | 67.00 | 75.00 | 83.00 | 93.00 | 93.00 | 91.00 | 86.00 | 80.00 | 73.00 | 59.00 | a | 93.00 | a | |||||||||||
1976 | 59.00 | 66.00 | 70.00 | 75.00 | 85.00 | 94.00 | 93.00 | 90.00 | 87.00 | 80.00 | 67.00 | 57.00 | 94.00 | |||||||||||||
1977 | 51.00 | b | 64.00 | 68.00 | 78.00 | 92.00 | 93.00 | 94.00 | 94.00 | 90.00 | 83.00 | 75.00 | 63.00 | 94.00 | b | |||||||||||
1978 | 57.00 | 57.00 | 75.00 | 78.00 | a | 88.00 | 92.00 | 95.00 | 93.00 | 87.00 | 82.00 | 70.00 | 55.00 | b | 95.00 | c | ||||||||||
1979 | 50.00 | 60.00 | 64.00 | 75.00 | 81.00 | 93.00 | 96.00 | 93.00 | 92.00 | a | 85.00 | 66.00 | 61.00 | 96.00 | a | |||||||||||
1980 | 53.00 | 65.00 | 68.00 | 78.00 | 85.00 | 96.00 | 95.00 | 88.00 | 87.00 | 85.00 | 74.00 | 65.00 | 96.00 | |||||||||||||
1981 | 60.00 | 70.00 | 69.00 | 81.00 | 80.00 | 96.00 | 93.00 | 90.00 | 85.00 | 73.00 | 70.00 | 68.00 | 96.00 | |||||||||||||
1982 | 62.00 | a | 64.00 | 65.00 | a | 77.00 | 83.00 | 92.00 | a | 93.00 | 87.00 | 85.00 | a | 80.00 | 67.00 | 61.00 | 93.00 | d | ||||||||
1983 | 57.00 | 61.00 | 70.00 | 75.00 | 84.00 | b | 89.00 | a | 92.00 | 87.00 | 88.00 | 74.00 | 70.00 | 60.00 | 92.00 | c | ||||||||||
1984 | 59.00 | 61.00 | 69.00 | a | 79.00 | 92.00 | a | 91.00 | 94.00 | 87.00 | 85.00 | 70.00 | 70.00 | 60.00 | 94.00 | b | ||||||||||
1985 | 50.00 | 59.00 | 68.00 | 75.00 | 82.00 | 93.00 | 98.00 | 90.00 | 85.00 | a | 77.00 | 70.00 | 56.00 | 98.00 | a | |||||||||||
1986 | 69.00 | 69.00 | 74.00 | 78.00 | 85.00 | 94.00 | 93.00 | 92.00 | 88.00 | 77.00 | 65.00 | 58.00 | 94.00 | |||||||||||||
1987 | 62.00 | 62.00 | 65.00 | 79.00 | 88.00 | 91.00 | 90.00 | 88.00 | 84.00 | 81.00 | 67.00 | 67.00 | 91.00 | |||||||||||||
1988 | 59.00 | 66.00 | 77.00 | 78.00 | 86.00 | 94.00 | 91.00 | 89.00 | 85.00 | 80.00 | 72.00 | 60.00 | 94.00 | |||||||||||||
1989 | 53.00 | 69.00 | 79.00 | 86.00 | 88.00 | 98.00 | 98.00 | 90.00 | 88.00 | 80.00 | 68.00 | 59.00 | 98.00 | |||||||||||||
1990 | 60.00 | 65.00 | 73.00 | 80.00 | 86.00 | 98.00 | 91.00 | 90.00 | 89.00 | 77.00 | 70.00 | 57.00 | 98.00 | |||||||||||||
1991 | 53.00 | 67.00 | 66.00 | 77.00 | 86.00 | 92.00 | 94.00 | 91.00 | 85.00 | 82.00 | 69.00 | 55.00 | 94.00 | |||||||||||||
1992 | 53.00 | 64.00 | 67.00 | 84.00 | 81.00 | 88.00 | 94.00 | 90.00 | 86.00 | 79.00 | 65.00 | 58.00 | 94.00 | |||||||||||||
1993 | 60.00 | 59.00 | 70.00 | 80.00 | 87.00 | 94.00 | 94.00 | a | 94.00 | 85.00 | 81.00 | 66.00 | 62.00 | 94.00 | a | |||||||||||
1994 | 61.00 | 64.00 | 71.00 | 79.00 | 87.00 | 97.00 | 94.00 | 93.00 | 83.00 | 75.00 | 73.00 | 61.00 | 97.00 | |||||||||||||
1995 | 57.00 | a | 69.00 | 70.00 | 73.00 | 81.00 | 89.00 | 101.00 | 96.00 | 90.00 | 80.00 | 67.00 | 64.00 | 101.00 | a | |||||||||||
1996 | 65.00 | 66.00 | 68.00 | 81.00 | 90.00 | 93.00 | 97.00 | 94.00 | a | 89.00 | 81.00 | 69.00 | 65.00 | 97.00 | a | |||||||||||
1997 | 57.00 | 60.00 | 75.00 | 72.00 | 92.00 | 91.00 | 95.00 | 89.00 | 87.00 | a | 81.00 | 69.00 | b | 55.00 | 95.00 | c | ||||||||||
1998 | 56.00 | 57.00 | 74.00 | 79.00 | 87.00 | 96.00 | 95.00 | 90.00 | 88.00 | 85.00 | 72.00 | 63.00 | 96.00 | |||||||||||||
1999 | 64.00 | 69.00 | 74.00 | 76.00 | 85.00 | 93.00 | 97.00 | 88.00 | 86.00 | 83.00 | 76.00 | 61.00 | 97.00 | |||||||||||||
2000 | 69.00 | 71.00 | 71.00 | 85.00 | 94.00 | 92.00 | 96.00 | 97.00 | 92.00 | 82.00 | 64.00 | 62.00 | 97.00 | |||||||||||||
2001 | 56.00 | 63.00 | 74.00 | 81.00 | 87.00 | 93.00 | 95.00 | 91.00 | 89.00 | 80.00 | 73.00 | 61.00 | 95.00 | |||||||||||||
2002 | 60.00 | 70.00 | 74.00 | 80.00 | 95.00 | 96.00 | 98.00 | 93.00 | 89.00 | 78.00 | 70.00 | 55.00 | b | 98.00 | b | |||||||||||
2003 | 67.00 | 65.00 | 73.00 | 77.00 | 91.00 | 93.00 | 100.00 | a | 94.00 | 90.00 | 87.00 | 69.00 | 70.00 | 100.00 | a | |||||||||||
2004 | 61.00 | a | 67.00 | b | 80.00 | 77.00 | a | 87.00 | 92.00 | a | 97.00 | e | 91.00 | a | 88.00 | a | 76.00 | 69.00 | 65.00 | 97.00 | l | |||||
2005 | 63.00 | 55.00 | 66.00 | 75.00 | 91.00 | 91.00 | 95.00 | 88.00 | 85.00 | 80.00 | 73.00 | 62.00 | 95.00 | |||||||||||||
2006 | 67.00 | a | 68.00 | 68.00 | a | 79.00 | a | 87.00 | 93.00 | 93.00 | 84.00 | 80.00 | 80.00 | 72.00 | 59.00 | 93.00 | c | |||||||||
2007 | 55.00 | 62.00 | 77.00 | 76.00 | 80.00 | 92.00 | 95.00 | 88.00 | 85.00 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||||
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 93.00 | d | 93.00 | c | 88.00 | v | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 58.23 | 62.35 | 69.72 | 76.71 | 85.71 | 92.73 | 94.34 | 90.47 | 86.47 | 79.27 | 69.37 | 60.50 | 95.55 | |||||||||||||
S.D. | 4.86 | 5.36 | 4.93 | 4.80 | 4.09 | 2.88 | 2.52 | 2.83 | 2.90 | 3.96 | 3.45 | 4.09 | 2.25 | |||||||||||||
SKEW | 0.19 | -0.36 | -0.18 | -1.04 | 0.23 | -0.26 | 0.31 | -0.22 | 0.29 | -0.64 | -0.02 | 0.23 | 0.33 | |||||||||||||
MAX | 69.00 | 71.00 | 80.00 | 86.00 | 95.00 | 98.00 | 101.00 | 97.00 | 94.00 | 87.00 | 76.00 | 70.00 | 101.00 | |||||||||||||
MIN | 49.00 | 50.00 | 56.00 | 63.00 | 76.00 | 84.00 | 89.00 | 83.00 | 80.00 | 70.00 | 63.00 | 53.00 | 91.00 | |||||||||||||
YRS | 48 | 48 | 47 | 48 | 49 | 51 | 50 | 49 | 47 | 45 | 46 | 46 | 33 |