YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.00 | ----- | z | |
1980 | 68.00 | 79.00 | 75.00 | 97.00 | 102.00 | a | 113.00 | i | 115.00 | c | 115.00 | i | 106.00 | d | 105.00 | f | 90.00 | f | 75.00 | c | ----- | z | ||||
1981 | 72.00 | a | 83.00 | e | ----- | z | 100.00 | g | 101.00 | e | 115.00 | d | 116.00 | a | 117.00 | d | 104.00 | a | 91.00 | b | ----- | z | 73.00 | d | ----- | z |
1982 | 68.00 | 81.00 | k | 77.00 | a | 95.00 | b | 101.00 | d | 109.00 | e | 114.00 | c | 111.00 | f | 111.00 | e | 90.00 | j | 74.00 | i | 65.00 | h | ----- | z | |
1983 | 71.00 | l | 78.00 | g | 83.00 | a | 88.00 | h | 108.00 | d | 108.00 | m | 110.00 | e | 111.00 | a | 106.00 | f | 86.00 | j | 84.00 | e | 69.00 | b | ----- | z |
1984 | 78.00 | e | 75.00 | b | 84.00 | c | 97.00 | c | 108.00 | j | 108.00 | m | 115.00 | f | 110.00 | j | 107.00 | h | 92.00 | a | 82.00 | f | 67.00 | h | ----- | z |
1985 | 72.00 | g | 76.00 | c | 89.00 | b | 97.00 | n | 103.00 | u | 113.00 | c | 117.00 | a | 112.00 | a | 102.00 | g | 98.00 | d | 84.00 | e | 71.00 | l | ----- | z |
1986 | 75.00 | e | 90.00 | a | 98.00 | a | 96.00 | q | 105.00 | c | 110.00 | 108.00 | e | 110.00 | a | 106.00 | d | 91.00 | k | 79.00 | h | 71.00 | f | ----- | z | |
1987 | 72.00 | j | 76.00 | a | 80.00 | 99.00 | j | 100.00 | b | 112.00 | b | 113.00 | b | 110.00 | a | 106.00 | b | 102.00 | c | 82.00 | d | 68.00 | f | ----- | z | |
1988 | 69.00 | a | 79.00 | a | 90.00 | b | 94.00 | b | 103.00 | c | 108.00 | e | 114.00 | 109.00 | d | 108.00 | e | 99.00 | c | 95.00 | g | ----- | z | ----- | z | |
1989 | 73.00 | f | 84.00 | i | 90.00 | c | 99.00 | a | 105.00 | b | 112.00 | e | 116.00 | c | 112.00 | d | 105.00 | h | 95.00 | e | 84.00 | e | 72.00 | d | ----- | z |
1990 | 73.00 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 112.00 | b | 110.00 | c | 109.00 | e | 96.00 | d | 83.00 | a | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | 90.00 | b | 98.00 | e | ----- | z | 113.00 | k | ----- | z | ----- | z | ----- | z | 83.00 | f | 64.00 | a | ----- | z |
1992 | 70.00 | ----- | z | 78.00 | e | ----- | z | ----- | z | 107.00 | a | ----- | z | 111.00 | b | 102.00 | d | ----- | z | ----- | z | ----- | z | ----- | z | |
1993 | 65.00 | ----- | 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 | 73.00 | ----- | z | |
1996 | 72.00 | 80.00 | 88.00 | 99.00 | c | 106.00 | ----- | z | 114.00 | g | 113.00 | b | 106.00 | c | ----- | z | 82.00 | d | 69.00 | b | ----- | z | ||||
1997 | 69.00 | 75.00 | b | 90.00 | a | 94.00 | a | 107.00 | 108.00 | c | 113.00 | d | 112.00 | a | 104.00 | 97.00 | b | ----- | z | 67.00 | a | ----- | z | |||
1998 | 68.00 | a | 70.00 | b | 89.00 | b | 93.00 | 94.00 | a | ----- | z | 119.00 | a | 111.00 | c | 102.00 | c | 91.00 | g | 74.00 | a | 73.00 | a | ----- | z | |
1999 | 71.00 | a | 78.00 | c | 85.00 | b | 93.00 | b | ----- | z | 113.00 | e | 115.00 | a | 107.00 | b | 106.00 | b | 97.00 | 85.00 | 69.00 | ----- | z | |||
2000 | ----- | z | 77.00 | c | 82.00 | 100.00 | c | 111.00 | a | 111.00 | g | 113.00 | d | 112.00 | g | 107.00 | b | 101.00 | 71.00 | c | 68.00 | a | ----- | z | ||
2001 | 68.00 | a | 75.00 | c | 85.00 | j | 97.00 | i | 109.00 | a | 112.00 | c | 117.00 | c | 112.00 | e | 105.00 | 99.00 | a | ----- | z | 68.00 | ----- | z | ||
2002 | 70.00 | 83.00 | f | 89.00 | 98.00 | e | 109.00 | e | 110.00 | d | 116.00 | b | 109.00 | d | 102.00 | c | 94.00 | b | 81.00 | c | 67.00 | ----- | z | |||
2003 | ----- | z | 82.00 | 85.00 | b | 89.00 | c | 111.00 | c | 112.00 | a | 117.00 | b | 113.00 | c | 108.00 | 98.00 | ----- | z | 73.00 | a | ----- | z | |||
2004 | 69.00 | b | 70.00 | a | ----- | z | 96.00 | n | 102.00 | i | 109.00 | n | 112.00 | f | 114.00 | d | 109.00 | a | 96.00 | 83.00 | e | 68.00 | c | ----- | z | |
2005 | 72.00 | c | 68.00 | g | 86.00 | c | 90.00 | h | 107.00 | e | 110.00 | b | 118.00 | g | 111.00 | g | 105.00 | f | 98.00 | e | 82.00 | g | 73.00 | k | ----- | z |
2006 | 71.00 | h | 78.00 | i | 77.00 | d | 91.00 | p | 105.00 | m | 113.00 | i | 115.00 | i | 107.00 | u | 110.00 | p | 100.00 | k | 88.00 | n | 76.00 | u | ----- | z |
2007 | 70.00 | o | 78.00 | o | 100.00 | r | 98.00 | r | 110.00 | x | 114.00 | v | ----- | z | ----- | z | ----- | z | 100.00 | 88.00 | d | 64.00 | h | ----- | z | |
2008 | 62.00 | g | 72.00 | c | 86.00 | b | 95.00 | g | 112.00 | d | 114.00 | h | 113.00 | 112.00 | 111.00 | 99.00 | g | 77.00 | u | 73.00 | ----- | z | ||||
2009 | 71.00 | 76.00 | l | 86.00 | a | 96.00 | b | 102.00 | j | 111.00 | 114.00 | 111.00 | b | 110.00 | 93.00 | a | 83.00 | o | 63.00 | l | ----- | z | ||||
2010 | 65.00 | 70.00 | 84.00 | 89.00 | 95.00 | 109.00 | b | 113.00 | 109.00 | 108.00 | 101.00 | 86.00 | a | 70.00 | 113.00 | c | ||||||||||
2011 | 68.00 | a | 72.00 | 81.00 | 92.00 | 95.00 | 110.00 | 112.00 | b | 117.00 | 108.00 | b | 100.00 | 81.00 | 72.00 | 117.00 | e | |||||||||
2012 | 69.00 | 72.00 | 82.00 | c | 99.00 | 103.00 | 108.00 | 115.00 | 113.00 | 103.00 | 99.00 | a | 84.00 | a | 72.00 | 115.00 | e | |||||||||
2013 | 68.00 | 70.00 | 87.00 | a | 99.00 | b | 103.00 | d | 116.00 | f | 117.00 | g | 111.00 | f | 105.00 | v | 92.00 | b | 81.00 | c | 65.00 | e | ----- | z | ||
2014 | 65.00 | ----- | z | 85.00 | w | 94.00 | b | 106.00 | h | 107.00 | j | 113.00 | 113.00 | b | 106.00 | 92.00 | e | 84.00 | q | 72.00 | ----- | z | ||||
2015 | 73.00 | d | ----- | z | ----- | z | ----- | z | 98.00 | q | 117.00 | e | 114.00 | p | ----- | z | ----- | z | 82.00 | u | 87.00 | g | 65.00 | g | ----- | z |
2016 | 66.00 | a | 82.00 | c | 89.00 | g | 94.00 | c | 102.00 | a | 119.00 | 122.00 | 114.00 | 109.00 | f | 96.00 | 88.00 | 68.00 | h | ----- | z | |||||
2017 | 62.00 | k | 74.00 | 90.00 | 94.00 | 107.00 | 122.00 | t | 121.00 | 115.00 | 115.00 | v | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
2018 | ----- | z | 74.00 | n | 83.00 | 99.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2020 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2022 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 94.00 | g | 80.00 | c | 68.00 | f | ----- | z |
2023 | 60.00 | b | 73.00 | b | 74.00 | c | 96.00 | 99.00 | 102.00 | 117.00 | b | 111.00 | 110.00 | a | 97.00 | c | 86.00 | b | 73.00 | d | 117.00 | s | ||||
2024 | 75.00 | c | 72.00 | a | 81.00 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 69.38 | 75.92 | 84.57 | 95.22 | 103.72 | 110.81 | 114.81 | 111.85 | 106.54 | 96.79 | 82.47 | 70.48 | 113.00 | |||||||||||||
S.D. | 3.72 | 5.02 | 5.43 | 3.32 | 5.11 | 3.63 | 3.09 | 2.36 | 2.77 | 3.18 | 4.21 | 3.16 | 0.0 | |||||||||||||
SKEW | -0.02 | 0.92 | -0.00 | -0.35 | -0.26 | 0.07 | 0.31 | 0.39 | -0.13 | -0.30 | -1.29 | -0.30 | 0.00 | |||||||||||||
MAX | 78.00 | 90.00 | 98.00 | 100.00 | 112.00 | 119.00 | 122.00 | 117.00 | 111.00 | 102.00 | 88.00 | 76.00 | 113.00 | |||||||||||||
MIN | 60.00 | 70.00 | 74.00 | 89.00 | 94.00 | 102.00 | 108.00 | 107.00 | 102.00 | 91.00 | 71.00 | 64.00 | 113.00 | |||||||||||||
YRS | 26 | 24 | 28 | 23 | 25 | 21 | 26 | 26 | 24 | 24 | 19 | 23 | 1 |