YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1978 | ----- | z | ----- | z | ----- | z | ----- | z | 87.00 | 91.00 | 94.00 | 91.00 | 90.00 | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | 76.00 | 83.00 | 93.00 | 98.00 | 92.00 | 87.00 | a | 86.00 | 71.00 | 62.00 | ----- | z | ||||||||
1998 | 63.00 | 62.00 | 76.00 | 80.00 | 85.00 | a | 95.00 | a | 100.00 | 94.00 | 93.00 | 81.00 | ----- | z | 71.00 | ----- | z | |||||||||
1999 | 60.00 | 68.00 | 75.00 | a | 72.00 | b | 83.00 | b | 90.00 | 95.00 | 91.00 | 89.00 | a | 82.00 | a | 78.00 | a | 66.00 | 95.00 | h | ||||||
2000 | 63.00 | 65.00 | 69.00 | 78.00 | a | 94.00 | a | 96.00 | 100.00 | a | 97.00 | 91.00 | 82.00 | a | 58.00 | 59.00 | 100.00 | d | ||||||||
2001 | 66.00 | 59.00 | 67.00 | a | 82.00 | c | 85.00 | 95.00 | 98.00 | 94.00 | 89.00 | 80.00 | a | 72.00 | 62.00 | 98.00 | e | |||||||||
2002 | 69.00 | 70.00 | 69.00 | c | 81.00 | 91.00 | a | 96.00 | 97.00 | 99.00 | b | 90.00 | 77.00 | 68.00 | 64.00 | a | 99.00 | g | ||||||||
2003 | 69.00 | 72.00 | 74.00 | a | 80.00 | 91.00 | 87.00 | 101.00 | c | 96.00 | d | 85.00 | 84.00 | 68.00 | 65.00 | 101.00 | h | |||||||||
2004 | 62.00 | 68.00 | a | 77.00 | 78.00 | 86.00 | 96.00 | a | 99.00 | 96.00 | 87.00 | 74.00 | 70.00 | 67.00 | 99.00 | b | ||||||||||
2005 | 71.00 | 60.00 | 71.00 | 76.00 | 90.00 | 91.00 | 100.00 | 91.00 | 85.00 | 82.00 | 72.00 | 65.00 | 100.00 | |||||||||||||
2006 | 65.00 | 70.00 | 74.00 | 83.00 | 88.00 | 96.00 | 99.00 | 90.00 | 84.00 | 80.00 | b | 76.00 | 65.00 | 99.00 | b | |||||||||||
2007 | 59.00 | 65.00 | 75.00 | 83.00 | 83.00 | 97.00 | 96.00 | 94.00 | i | 86.00 | 81.00 | 75.00 | 66.00 | 97.00 | i | |||||||||||
2008 | 59.00 | 63.00 | 72.00 | 79.00 | 85.00 | a | 89.00 | 95.00 | 99.00 | 86.00 | 78.00 | 75.00 | 66.00 | 99.00 | a | |||||||||||
2009 | 67.00 | a | 66.00 | 74.00 | 78.00 | a | 86.00 | 90.00 | 93.00 | 92.00 | 85.00 | 78.00 | 73.00 | 56.00 | a | 93.00 | c | |||||||||
2010 | 57.00 | 48.00 | a | 78.00 | 74.00 | a | 88.00 | a | 95.00 | 98.00 | 92.00 | 91.00 | 78.00 | 74.00 | 63.00 | 98.00 | c | |||||||||
2011 | 65.00 | 63.00 | 73.00 | 80.00 | 83.00 | a | 95.00 | 99.00 | 96.00 | 95.00 | 83.00 | 66.00 | 61.00 | 99.00 | a | |||||||||||
2012 | 65.00 | 59.00 | 78.00 | 83.00 | 90.00 | 102.00 | 98.00 | 94.00 | 91.00 | 82.00 | 73.00 | 68.00 | 102.00 | |||||||||||||
2013 | 62.00 | 59.00 | 71.00 | 75.00 | 88.00 | a | 97.00 | 97.00 | 96.00 | 94.00 | 82.00 | 68.00 | c | 65.00 | 97.00 | d | ||||||||||
2014 | 60.00 | 63.00 | 71.00 | 79.00 | 83.00 | a | 93.00 | a | 98.00 | 89.00 | 92.00 | 80.00 | 71.00 | 67.00 | 98.00 | b | ||||||||||
2015 | 71.00 | 72.00 | 80.00 | 77.00 | 79.00 | 93.00 | 93.00 | 95.00 | c | 88.00 | 81.00 | 73.00 | 66.00 | 95.00 | c | |||||||||||
2016 | 62.00 | 66.00 | h | 69.00 | e | 75.00 | 78.00 | a | 97.00 | a | 96.00 | 93.00 | 88.00 | a | 83.00 | a | 77.00 | 64.00 | d | 97.00 | u | |||||
2017 | 59.00 | s | 74.00 | a | 78.00 | a | 76.00 | c | 82.00 | a | 94.00 | 96.00 | 90.00 | a | 94.00 | 80.00 | 73.00 | 64.00 | a | ----- | z | |||||
2018 | 65.00 | 64.00 | e | 68.00 | 77.00 | 85.00 | 98.00 | 98.00 | d | 91.00 | c | 90.00 | e | 84.00 | c | 60.00 | b | 63.00 | 98.00 | v | ||||||
2019 | 62.00 | 63.00 | 73.00 | 78.00 | 80.00 | 96.00 | a | 100.00 | 98.00 | 98.00 | 77.00 | b | 72.00 | c | 62.00 | 100.00 | f | |||||||||
2020 | 60.00 | 71.00 | 69.00 | d | 77.00 | 87.00 | 92.00 | 98.00 | 96.00 | 97.00 | 83.00 | 75.00 | 65.00 | 98.00 | d | |||||||||||
2021 | 60.00 | a | 63.00 | 72.00 | 78.00 | 84.00 | 99.00 | 99.00 | 94.00 | e | 95.00 | 81.00 | 75.00 | 70.00 | 99.00 | f | ||||||||||
2022 | 64.00 | 63.00 | 77.00 | a | 84.00 | 88.00 | 98.00 | a | 99.00 | 96.00 | 97.00 | 78.00 | 70.00 | 63.00 | a | 99.00 | c | |||||||||
2023 | 59.00 | 61.00 | 68.00 | 84.00 | 84.00 | 92.00 | 97.00 | 98.00 | 97.00 | 86.00 | 74.00 | 67.00 | 98.00 | |||||||||||||
2024 | 61.00 | 63.00 | 66.00 | 80.00 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 63.31 | 64.38 | 72.74 | 78.68 | 85.57 | 94.39 | 97.54 | 94.07 | 90.50 | 80.85 | 71.42 | 64.52 | 98.27 | |||||||||||||
S.D. | 3.83 | 5.48 | 3.86 | 3.12 | 3.76 | 3.35 | 2.13 | 2.92 | 4.19 | 2.81 | 4.69 | 3.13 | 2.12 | |||||||||||||
SKEW | 0.52 | -0.62 | 0.07 | 0.04 | 0.09 | -0.14 | -0.61 | 0.03 | 0.23 | -0.28 | -1.35 | -0.45 | -0.92 | |||||||||||||
MAX | 71.00 | 74.00 | 80.00 | 84.00 | 94.00 | 102.00 | 101.00 | 99.00 | 98.00 | 86.00 | 78.00 | 71.00 | 102.00 | |||||||||||||
MIN | 57.00 | 48.00 | 66.00 | 72.00 | 78.00 | 87.00 | 93.00 | 89.00 | 84.00 | 74.00 | 58.00 | 56.00 | 93.00 | |||||||||||||
YRS | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 28 | 27 | 26 | 27 | 15 |