YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 79.00 | 67.00 | 65.00 | b | ----- | z | ||
1990 | 63.00 | 61.00 | 71.00 | 84.00 | 92.00 | 96.00 | 98.00 | 105.00 | 91.00 | 80.00 | 62.00 | 57.00 | 105.00 | |||||||||||||
1991 | 58.00 | a | 70.00 | 76.00 | 70.00 | 76.00 | 82.00 | 98.00 | 94.00 | 96.00 | 95.00 | 70.00 | 63.00 | 98.00 | a | |||||||||||
1992 | 65.00 | 71.00 | 71.00 | 84.00 | ----- | z | 102.00 | 98.00 | 97.00 | h | 93.00 | 82.00 | 68.00 | 58.00 | ----- | z | ||||||||||
1993 | 57.00 | 60.00 | 68.00 | 73.00 | 84.00 | 87.00 | 85.00 | 97.00 | 94.00 | 86.00 | 61.00 | 66.00 | 97.00 | |||||||||||||
1994 | 59.00 | 59.00 | 72.00 | 77.00 | 86.00 | 85.00 | 98.00 | 87.00 | 97.00 | 82.00 | 68.00 | a | 62.00 | 98.00 | a | |||||||||||
1995 | 63.00 | 75.00 | 76.00 | 78.00 | 87.00 | 96.00 | 97.00 | 92.00 | 94.00 | 76.00 | 71.00 | 67.00 | 97.00 | |||||||||||||
1996 | 59.00 | 67.00 | 75.00 | 80.00 | 83.00 | 90.00 | 101.00 | 101.00 | 91.00 | 92.00 | 65.00 | 58.00 | a | 101.00 | a | |||||||||||
1997 | 63.00 | 61.00 | 80.00 | 77.00 | 93.00 | 88.00 | 92.00 | 96.00 | 92.00 | 74.00 | 67.00 | 55.00 | 96.00 | |||||||||||||
1998 | 66.00 | 64.00 | 73.00 | 90.00 | 78.00 | 83.00 | 104.00 | 97.00 | 100.00 | 79.00 | 65.00 | a | 64.00 | 104.00 | a | |||||||||||
1999 | 60.00 | 64.00 | 66.00 | 86.00 | 93.00 | 88.00 | 92.00 | 95.00 | 97.00 | 82.00 | 75.00 | 59.00 | 97.00 | |||||||||||||
2000 | 55.00 | 60.00 | 66.00 | 81.00 | 85.00 | 97.00 | 92.00 | 94.00 | 91.00 | 87.00 | a | 61.00 | 59.00 | 97.00 | a | |||||||||||
2001 | 60.00 | 60.00 | 71.00 | 82.00 | 96.00 | 93.00 | 91.00 | 99.00 | 90.00 | 93.00 | 68.00 | 58.00 | 99.00 | |||||||||||||
2002 | 64.00 | 69.00 | 66.00 | 75.00 | 82.00 | 93.00 | 97.00 | 104.00 | 93.00 | 80.00 | 70.00 | 64.00 | 104.00 | |||||||||||||
2003 | 63.00 | 63.00 | 80.00 | 73.00 | 89.00 | 100.00 | 103.00 | 95.00 | 99.00 | 83.00 | 66.00 | 60.00 | 103.00 | |||||||||||||
2004 | 61.00 | 59.00 | 79.00 | 90.00 | 82.00 | a | 93.00 | 102.00 | 97.00 | 91.00 | 81.00 | 61.00 | 61.00 | 102.00 | a | |||||||||||
2005 | 68.00 | 68.00 | 75.00 | 77.00 | 93.00 | 83.00 | 98.00 | 97.00 | 88.00 | 79.00 | 73.00 | 63.00 | 98.00 | |||||||||||||
2006 | 57.00 | 70.00 | 68.00 | 81.00 | 98.00 | 102.00 | 105.00 | 97.00 | 99.00 | 84.00 | 73.00 | 62.00 | 105.00 | |||||||||||||
2007 | 55.00 | 64.00 | 76.00 | 79.00 | 91.00 | 89.00 | 100.00 | 99.00 | 98.00 | 75.00 | 61.00 | 64.00 | 100.00 | |||||||||||||
2008 | 56.00 | a | 61.00 | 68.00 | 86.00 | 101.00 | 97.00 | a | 97.00 | 102.00 | 94.00 | 85.00 | 70.00 | 57.00 | 102.00 | b | ||||||||||
2009 | 60.00 | 62.00 | 65.00 | 85.00 | 91.00 | 87.00 | 106.00 | 103.00 | 100.00 | 76.00 | 63.00 | 62.00 | 106.00 | |||||||||||||
2010 | 61.00 | 63.00 | 74.00 | 76.00 | 80.00 | 88.00 | 99.00 | 102.00 | 91.00 | 84.00 | 74.00 | 64.00 | 102.00 | |||||||||||||
2011 | 63.00 | 63.00 | 70.00 | 70.00 | 77.00 | 87.00 | 89.00 | 92.00 | 95.00 | 74.00 | 67.00 | 62.00 | 95.00 | |||||||||||||
2012 | 58.00 | 62.00 | 78.00 | 86.00 | 91.00 | 88.00 | 91.00 | 101.00 | 95.00 | 83.00 | 74.00 | 60.00 | 101.00 | |||||||||||||
2013 | 60.00 | 58.00 | 76.00 | 83.00 | 87.00 | 95.00 | 99.00 | 93.00 | 96.00 | 74.00 | 65.00 | 56.00 | a | 99.00 | a | |||||||||||
2014 | 57.00 | 66.00 | 71.00 | 80.00 | 93.00 | 84.00 | 96.00 | 101.00 | 98.00 | 87.00 | 70.00 | 65.00 | 101.00 | |||||||||||||
2015 | 63.00 | a | 63.00 | 77.00 | b | 86.00 | 87.00 | 100.00 | a | 105.00 | a | 105.00 | 96.00 | 92.00 | 76.00 | 65.00 | 105.00 | e | ||||||||
2016 | 65.00 | 64.00 | 70.00 | 88.00 | 89.00 | 97.00 | 98.00 | 105.00 | a | 93.00 | 78.00 | 70.00 | 55.00 | 105.00 | a | |||||||||||
2017 | 58.00 | 65.00 | b | 67.00 | 72.00 | 92.00 | 102.00 | 93.00 | 107.00 | 96.00 | a | 79.00 | 71.00 | a | 61.00 | a | 107.00 | e | ||||||||
2018 | 71.00 | 68.00 | 72.00 | 87.00 | 90.00 | 97.00 | c | 103.00 | a | 103.00 | d | 88.00 | 83.00 | a | 65.00 | a | 59.00 | b | 103.00 | l | ||||||
2019 | 60.00 | a | 58.00 | a | 75.00 | 85.00 | a | 94.00 | 101.00 | b | 94.00 | a | 102.00 | 96.00 | 74.00 | 65.00 | 64.00 | 102.00 | f | |||||||
2020 | 63.00 | 67.00 | a | 68.00 | 82.00 | 89.00 | a | 93.00 | 103.00 | a | 105.00 | b | 97.00 | a | 93.00 | 78.00 | 58.00 | 105.00 | f | |||||||
2021 | 58.00 | 57.00 | 69.00 | 84.00 | 86.00 | 112.00 | 102.00 | 106.00 | 93.00 | 79.00 | 72.00 | b | 59.00 | 112.00 | b | |||||||||||
2022 | 60.00 | 63.00 | b | 75.00 | a | 81.00 | 83.00 | 100.00 | 106.00 | 101.00 | b | 100.00 | b | 87.00 | a | 63.00 | 64.00 | 106.00 | h | |||||||
2023 | 63.00 | 61.00 | 62.00 | 92.00 | 93.00 | a | 92.00 | 98.00 | a | 111.00 | 97.00 | a | 86.00 | 68.00 | 64.00 | 111.00 | c | |||||||||
2024 | 69.00 | 66.00 | a | 80.00 | 78.00 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 61.17 | 63.77 | 72.17 | 81.18 | 88.21 | 93.15 | 97.94 | 99.55 | 94.68 | 82.37 | 68.09 | 61.14 | 101.30 | |||||||||||||
S.D. | 3.85 | 4.17 | 4.77 | 5.79 | 5.98 | 6.96 | 5.19 | 5.24 | 3.36 | 5.89 | 4.61 | 3.28 | 4.29 | |||||||||||||
SKEW | 0.55 | 0.61 | -0.06 | -0.24 | -0.20 | 0.40 | -0.40 | -0.16 | -0.19 | 0.45 | 0.16 | -0.20 | 0.79 | |||||||||||||
MAX | 71.00 | 75.00 | 80.00 | 92.00 | 101.00 | 112.00 | 106.00 | 111.00 | 100.00 | 95.00 | 78.00 | 67.00 | 112.00 | |||||||||||||
MIN | 55.00 | 57.00 | 62.00 | 70.00 | 76.00 | 82.00 | 85.00 | 87.00 | 88.00 | 74.00 | 61.00 | 55.00 | 95.00 | |||||||||||||
YRS | 35 | 35 | 35 | 34 | 33 | 34 | 34 | 33 | 34 | 35 | 35 | 35 | 27 |