YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1949 | 42.00 | h | 51.00 | 56.00 | 72.00 | 76.00 | 84.00 | 87.00 | 84.00 | 82.00 | 72.00 | 65.00 | 56.00 | 87.00 | h | |||||||||||
1950 | 54.00 | 56.00 | 64.00 | 73.00 | 81.00 | 87.00 | a | 89.00 | 88.00 | 87.00 | 77.00 | 66.00 | 55.00 | 89.00 | a | |||||||||||
1951 | 51.00 | ----- | z | ----- | z | 72.00 | 80.00 | b | 90.00 | ----- | 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 | 75.00 | 86.00 | 88.00 | ----- | z | 80.00 | a | 80.00 | 70.00 | 63.00 | ----- | z | ||||||
1981 | 58.00 | 58.00 | 58.00 | 75.00 | 79.00 | 90.00 | 90.00 | 92.00 | a | 80.00 | e | 65.00 | 69.00 | a | 61.00 | 92.00 | g | |||||||||
1982 | 60.00 | d | 57.00 | 55.00 | 66.00 | b | 74.00 | c | 83.00 | 87.00 | b | 86.00 | a | 82.00 | b | 66.00 | c | 59.00 | 55.00 | 87.00 | q | |||||
1983 | 57.00 | 53.00 | 60.00 | 59.00 | b | 82.00 | 84.00 | 88.00 | b | 88.00 | 83.00 | 66.00 | a | 62.00 | 55.00 | 88.00 | e | |||||||||
1984 | 55.00 | 55.00 | 63.00 | 75.00 | 85.00 | 87.00 | 88.00 | 84.00 | 82.00 | c | 69.00 | a | 66.00 | 48.00 | 88.00 | d | ||||||||||
1985 | 56.00 | 58.00 | 59.00 | 75.00 | 77.00 | 91.00 | a | 95.00 | 91.00 | 86.00 | 74.00 | 63.00 | 58.00 | a | 95.00 | b | ||||||||||
1986 | 61.00 | b | 65.00 | a | 69.00 | a | 74.00 | 84.00 | b | 93.00 | a | 94.00 | b | 93.00 | 90.00 | 65.00 | 61.00 | 56.00 | b | 94.00 | k | |||||
1987 | 59.00 | b | 57.00 | 60.00 | 74.00 | a | 75.00 | 87.00 | 88.00 | a | 88.00 | a | 89.00 | a | 78.00 | a | 63.00 | 67.00 | a | 89.00 | h | |||||
1988 | 63.00 | 68.00 | a | 73.00 | a | 74.00 | 86.00 | 87.00 | 98.00 | 92.00 | 85.00 | 78.00 | 75.00 | 62.00 | 98.00 | b | ||||||||||
1989 | 54.00 | b | 69.00 | b | 70.00 | a | 79.00 | 82.00 | 90.00 | a | 96.00 | 85.00 | 87.00 | 83.00 | 79.00 | 69.00 | 96.00 | f | ||||||||
1990 | 70.00 | 61.00 | 65.00 | h | 73.00 | 74.00 | e | 87.00 | 90.00 | 87.00 | 86.00 | 75.00 | 68.00 | 60.00 | 90.00 | m | ||||||||||
1991 | 51.00 | 60.00 | 55.00 | 70.00 | 72.00 | 80.00 | 90.00 | 85.00 | 81.00 | 78.00 | a | 68.00 | 55.00 | 90.00 | a | |||||||||||
1992 | 62.00 | 59.00 | 55.00 | 75.00 | 73.00 | 80.00 | 85.00 | 88.00 | 80.00 | 76.00 | 63.00 | 56.00 | a | 88.00 | a | |||||||||||
1993 | 54.00 | 49.00 | 59.00 | 70.00 | 75.00 | 85.00 | a | 84.00 | 88.00 | 84.00 | 78.00 | 63.00 | 59.00 | 88.00 | a | |||||||||||
1994 | 62.00 | 53.00 | 65.00 | a | 74.00 | 77.00 | 91.00 | 90.00 | 89.00 | 81.00 | 71.00 | 69.00 | ----- | z | ----- | z | ||||||||||
1995 | 52.00 | 63.00 | 63.00 | a | 69.00 | 68.00 | 81.00 | c | 90.00 | a | 87.00 | b | 83.00 | a | 76.00 | 69.00 | a | 65.00 | 90.00 | i | ||||||
1996 | 62.00 | a | 66.00 | 64.00 | 76.00 | a | 82.00 | b | 86.00 | a | 90.00 | 87.00 | b | 87.00 | 82.00 | 67.00 | 61.00 | 90.00 | g | |||||||
1997 | 58.00 | a | 58.00 | 72.00 | 70.00 | 82.00 | 82.00 | b | 88.00 | 87.00 | 79.00 | 75.00 | 67.00 | 58.00 | 88.00 | c | ||||||||||
1998 | 60.00 | 48.00 | 64.00 | 68.00 | a | 68.00 | 85.00 | 92.00 | 88.00 | 76.00 | 71.00 | 65.00 | 59.00 | 92.00 | a | |||||||||||
1999 | 60.00 | 60.00 | a | 63.00 | a | 68.00 | 70.00 | a | 85.00 | 87.00 | 80.00 | a | 80.00 | 75.00 | c | 68.00 | a | 57.00 | e | 87.00 | m | |||||
2000 | 59.00 | b | 59.00 | 58.00 | a | 72.00 | 83.00 | a | 86.00 | 89.00 | a | 84.00 | c | 82.00 | 76.00 | a | 57.00 | 56.00 | a | 89.00 | j | |||||
2001 | 57.00 | 57.00 | 61.00 | a | 69.00 | 80.00 | b | 83.00 | 87.00 | a | 86.00 | a | 78.00 | a | 75.00 | 60.00 | 55.00 | c | 87.00 | i | ||||||
2002 | 64.00 | b | 61.00 | b | 64.00 | a | 70.00 | b | 78.00 | c | 83.00 | 88.00 | c | 89.00 | b | 80.00 | a | 69.00 | a | 56.00 | a | 50.00 | a | 89.00 | s | |
2003 | 57.00 | a | 59.00 | 58.00 | 59.00 | a | 77.00 | 82.00 | b | 90.00 | a | 84.00 | 82.00 | 78.00 | 64.00 | a | 59.00 | j | 90.00 | p | ||||||
2004 | 51.00 | a | 58.00 | 71.00 | b | 70.00 | 74.00 | a | 82.00 | 88.00 | 88.00 | b | 82.00 | a | 73.00 | a | 56.00 | 56.00 | 88.00 | h | ||||||
2005 | 57.00 | a | 48.00 | 62.00 | a | 63.00 | 79.00 | 82.00 | 90.00 | 83.00 | 77.00 | 72.00 | 70.00 | 62.00 | 90.00 | b | ||||||||||
2006 | 60.00 | 59.00 | 57.00 | 67.00 | a | 76.00 | 85.00 | 87.00 | 83.00 | 78.00 | 73.00 | 71.00 | 59.00 | 87.00 | a | |||||||||||
2007 | 57.00 | 59.00 | a | 68.00 | 73.00 | 74.00 | 85.00 | c | 91.00 | a | 84.00 | a | 81.00 | 69.00 | 64.00 | 62.00 | 91.00 | f | ||||||||
2008 | 49.00 | 57.00 | 60.00 | a | 67.00 | 82.00 | 84.00 | 86.00 | 84.00 | 80.00 | 71.00 | 67.00 | 65.00 | 86.00 | a | |||||||||||
2009 | 58.00 | a | 55.00 | 61.00 | 69.00 | 79.00 | 80.00 | 85.00 | 84.00 | 80.00 | 69.00 | 69.00 | 51.00 | 85.00 | a | |||||||||||
2010 | 54.00 | 50.00 | 61.00 | 63.00 | 69.00 | 86.00 | 87.00 | 83.00 | 82.00 | 74.00 | 69.00 | 68.00 | 87.00 | |||||||||||||
2011 | 59.00 | 58.00 | 61.00 | 69.00 | 72.00 | 83.00 | 86.00 | 86.00 | 80.00 | 75.00 | 63.00 | 63.00 | 86.00 | |||||||||||||
2012 | 61.00 | 61.00 | 64.00 | 77.00 | 78.00 | 82.00 | 86.00 | 89.00 | 77.00 | 77.00 | 65.00 | 59.00 | 89.00 | |||||||||||||
2013 | 56.00 | 55.00 | 70.00 | 75.00 | 77.00 | 92.00 | 89.00 | 86.00 | 78.00 | 71.00 | 62.00 | 56.00 | 92.00 | |||||||||||||
2014 | 60.00 | 66.00 | 61.00 | 69.00 | 80.00 | 85.00 | 87.00 | 83.00 | 84.00 | 72.00 | 68.00 | 59.00 | 87.00 | |||||||||||||
2015 | 59.00 | 64.00 | 69.00 | 67.00 | 77.00 | 89.00 | 85.00 | 86.00 | 81.00 | 74.00 | 67.00 | 64.00 | 89.00 | |||||||||||||
2016 | 57.00 | 64.00 | 69.00 | a | 68.00 | 74.00 | 91.00 | 87.00 | 87.00 | 82.00 | 73.00 | 70.00 | 59.00 | 91.00 | a | |||||||||||
2017 | 51.00 | a | 57.00 | 67.00 | a | 65.00 | 76.00 | 90.00 | 89.00 | 82.00 | 81.00 | 75.00 | 68.00 | 61.00 | 90.00 | b | ||||||||||
2018 | 58.00 | 62.00 | a | 61.00 | 72.00 | 79.00 | 88.00 | 89.00 | 85.00 | a | 80.00 | 70.00 | 67.00 | 59.00 | 89.00 | b | ||||||||||
2019 | 57.00 | 51.00 | 59.00 | 71.00 | 67.00 | 80.00 | 87.00 | 85.00 | 85.00 | 72.00 | a | 64.00 | 54.00 | a | 87.00 | b | ||||||||||
2020 | 55.00 | 62.00 | 56.00 | 76.00 | 85.00 | 85.00 | 88.00 | 89.00 | a | 88.00 | 78.00 | 67.00 | 56.00 | 89.00 | a | |||||||||||
2021 | 62.00 | 57.00 | 63.00 | 69.00 | 75.00 | a | 91.00 | b | 89.00 | c | 86.00 | 84.00 | a | 66.00 | a | 68.00 | a | 61.00 | a | 91.00 | j | |||||
2022 | 53.00 | 60.00 | b | 68.00 | a | 68.00 | 77.00 | 83.00 | c | 87.00 | b | 81.00 | 84.00 | 71.00 | b | 60.00 | f | 54.00 | 87.00 | p | ||||||
2023 | 51.00 | 48.00 | a | 48.00 | g | 70.00 | 72.00 | d | 75.00 | 90.00 | 84.00 | e | 83.00 | b | 74.00 | d | 64.00 | 57.00 | 90.00 | w | ||||||
2024 | 53.00 | 48.00 | 50.00 | d | 67.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 57.26 | 57.80 | 62.41 | 70.34 | 76.96 | 85.38 | 88.72 | 86.18 | 82.15 | 73.41 | 65.80 | 58.66 | 89.17 | |||||||||||||
S.D. | 4.20 | 5.37 | 5.24 | 4.35 | 4.69 | 3.85 | 2.82 | 2.87 | 3.25 | 4.30 | 4.48 | 4.53 | 2.91 | |||||||||||||
SKEW | 0.29 | -0.15 | 0.11 | -0.56 | -0.14 | -0.07 | 1.28 | 0.29 | 0.45 | -0.09 | 0.06 | 0.15 | 1.36 | |||||||||||||
MAX | 70.00 | 69.00 | 73.00 | 79.00 | 86.00 | 93.00 | 98.00 | 93.00 | 90.00 | 83.00 | 79.00 | 69.00 | 98.00 | |||||||||||||
MIN | 49.00 | 48.00 | 50.00 | 59.00 | 67.00 | 75.00 | 84.00 | 80.00 | 76.00 | 65.00 | 56.00 | 48.00 | 85.00 | |||||||||||||
YRS | 46 | 46 | 44 | 47 | 47 | 47 | 46 | 45 | 46 | 46 | 45 | 44 | 24 |