YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 84.14 | p | 85.74 | 84.35 | 81.27 | 67.13 | 56.14 | a | 42.68 | 69.55 | f | |||||
1984 | 42.94 | 51.97 | 55.23 | 61.23 | 76.87 | 80.47 | 83.58 | 80.16 | 75.73 | 58.87 | 54.60 | 46.81 | 64.04 | |||||||||||||
1985 | 40.94 | 46.36 | 54.03 | 67.33 | 72.06 | 79.43 | 85.35 | 84.03 | 73.83 | 64.94 | 56.97 | 49.10 | 64.53 | |||||||||||||
1986 | 54.19 | 50.89 | a | 61.35 | 65.60 | 70.68 | 77.60 | 83.74 | 83.13 | a | 74.60 | 62.48 | 50.23 | 42.81 | 64.78 | |||||||||||
1987 | 43.27 | a | 46.81 | a | 53.13 | 63.37 | 69.90 | 80.27 | 84.77 | 80.39 | 75.43 | 70.39 | 55.37 | 44.71 | 63.98 | |||||||||||
1988 | 41.55 | 54.66 | 56.97 | 63.62 | a | 69.65 | 76.67 | 83.04 | e | 79.61 | 73.43 | 70.61 | 57.67 | 45.37 | a | 64.40 | ||||||||||
1989 | 47.71 | 47.11 | 63.81 | 69.97 | 76.87 | 79.83 | a | 84.94 | 81.23 | 78.37 | 67.48 | 60.40 | 44.48 | 66.85 | ||||||||||||
1990 | 46.06 | 48.50 | 56.06 | 65.53 | 70.13 | 88.00 | 82.58 | 74.16 | 76.63 | 69.19 | 60.55 | a | 44.87 | a | 65.19 | |||||||||||
1991 | 46.06 | 56.14 | 58.42 | 65.57 | 75.84 | 81.31 | a | 81.48 | 81.50 | a | 73.00 | 71.42 | 53.97 | 46.71 | 65.95 | |||||||||||
1992 | 46.10 | 52.38 | 58.61 | 68.43 | 71.94 | 79.83 | 84.10 | a | 82.12 | e | 78.76 | a | 71.42 | 51.62 | a | 47.29 | 66.05 | |||||||||
1993 | 46.77 | a | 49.25 | 58.29 | 65.67 | 72.94 | 85.21 | a | 86.20 | a | 81.13 | 78.10 | 70.63 | a | 55.10 | 53.18 | c | 66.87 | ||||||||
1994 | 54.57 | c | 53.14 | 61.10 | a | 68.17 | 74.13 | a | 88.43 | 88.95 | l | 83.82 | n | 80.14 | b | 67.21 | b | 59.55 | a | 57.17 | b | 66.36 | b | |||
1995 | 51.33 | a | 60.86 | 64.16 | 65.55 | a | 75.81 | 80.41 | c | 86.87 | 86.48 | 80.37 | 74.90 | 68.24 | a | 54.86 | b | 70.82 | ||||||||
1996 | 55.10 | a | 58.73 | n | 62.16 | 72.47 | 83.03 | a | 86.14 | a | 84.93 | a | 83.97 | a | 74.68 | b | 69.90 | a | 62.85 | d | 55.33 | d | 71.87 | a | ||
1997 | 43.03 | 51.96 | 64.30 | a | 61.80 | 75.10 | a | 80.70 | 86.14 | c | 84.53 | a | 78.26 | c | 67.07 | a | 55.19 | c | 42.10 | b | 65.85 | |||||
1998 | 51.57 | a | 49.75 | 57.42 | 60.63 | 77.71 | 84.52 | a | 85.72 | b | 83.03 | a | 82.93 | a | 68.97 | 59.45 | a | 53.53 | a | 67.94 | ||||||
1999 | 55.93 | d | 61.43 | 61.64 | c | 66.90 | 72.93 | a | 78.82 | b | 85.21 | b | 81.80 | a | 77.14 | a | 73.10 | a | 67.37 | 52.63 | a | 69.57 | ||||
2000 | 57.58 | 60.54 | a | 62.41 | b | 72.47 | 83.77 | e | 82.89 | b | 87.59 | b | 88.93 | c | 84.30 | 68.93 | b | 50.62 | a | 53.48 | 71.13 | |||||
2001 | 44.13 | a | 49.64 | 56.23 | a | 69.30 | 76.60 | a | 85.73 | 88.58 | 84.17 | a | 82.73 | 74.54 | e | 59.32 | b | 52.42 | 68.62 | |||||||
2002 | 55.21 | b | 55.21 | 61.68 | 75.40 | 78.68 | 88.90 | a | 85.43 | a | 89.60 | a | 81.07 | b | 67.41 | b | 59.52 | a | 51.48 | 70.80 | ||||||
2003 | 61.31 | b | 49.40 | c | 61.10 | a | 69.10 | a | 78.43 | a | 84.86 | a | 92.50 | a | 87.77 | 80.87 | 73.87 | a | 58.10 | 59.93 | a | 71.44 | ||||
2004 | 51.53 | a | 48.81 | b | 63.23 | a | 61.03 | a | 77.42 | 84.50 | b | 84.55 | 80.14 | b | 76.41 | a | 64.52 | b | 52.48 | a | 54.80 | a | 66.62 | |||
2005 | 53.94 | 50.79 | 54.14 | c | 65.66 | a | 74.10 | 82.55 | a | 87.61 | 83.48 | f | 80.43 | b | 68.00 | c | 62.17 | 51.87 | 66.48 | a | ||||||
2006 | 54.70 | a | 57.67 | a | 58.84 | 75.17 | 79.94 | 88.37 | 87.35 | 80.47 | a | 72.93 | 69.06 | 62.54 | b | 48.13 | a | 69.60 | ||||||||
2007 | 43.29 | g | 53.85 | a | 64.66 | b | 63.90 | 71.67 | a | 83.14 | a | 85.27 | a | 87.44 | d | 79.42 | f | 74.76 | b | 61.20 | 47.52 | f | 71.76 | c | ||
2008 | 46.03 | a | 54.72 | 59.03 | b | 66.48 | a | 74.42 | 87.77 | d | 83.24 | b | 81.84 | 76.97 | 69.70 | a | 62.33 | 48.00 | 67.55 | |||||||
2009 | 56.90 | 56.85 | a | 61.16 | 66.00 | 77.74 | 82.37 | 86.90 | b | 84.71 | 76.63 | 65.23 | 62.31 | a | 41.47 | a | 68.19 | |||||||||
2010 | 47.42 | 43.32 | 54.26 | 68.03 | a | 74.35 | 87.87 | 85.03 | a | 85.45 | ----- | z | 69.32 | 58.47 | 54.03 | 66.14 | a | |||||||||
2011 | 51.55 | b | 43.38 | g | 64.74 | ----- | z | 73.79 | b | 88.54 | d | ----- | z | 89.61 | c | 77.45 | h | 71.95 | j | 60.50 | b | ----- | z | 71.46 | f | |
2012 | ----- | z | 55.81 | c | ----- | z | ----- | z | 79.36 | f | 90.92 | d | ----- | z | ----- | z | ----- | z | 70.64 | c | ----- | z | ----- | z | 72.46 | i |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 84.24 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 84.24 | k |
2014 | 56.48 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.48 | k |
2015 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.71 | f | 85.55 | b | 88.64 | f | 84.30 | g | ----- | z | ----- | z | ----- | z | 85.55 | k |
2016 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2017 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2018 | 57.23 | 61.06 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.23 | k | |
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 86.81 | d | 87.64 | f | 81.27 | d | 65.77 | 57.90 | 49.31 | b | 68.21 | g | ||
2020 | 49.19 | 52.07 | 60.39 | 67.93 | 80.00 | 86.69 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.05 | f | |||||
2021 | ----- | z | ----- | z | ----- | z | ----- | z | 78.64 | t | 84.53 | 83.23 | 82.65 | 81.80 | 66.74 | 65.46 | d | 56.35 | 74.39 | e | ||||||
2022 | 51.35 | 48.79 | 58.74 | 67.87 | 76.97 | a | 82.03 | 84.00 | x | 84.61 | 83.03 | 65.52 | b | 55.28 | a | 49.68 | c | 65.81 | a | |||||||
2023 | 50.42 | 48.21 | 55.32 | 64.29 | b | 73.03 | 79.92 | d | 90.00 | b | 88.10 | b | 82.48 | c | 71.31 | e | 62.88 | v | ----- | z | 70.31 | b | ||||
2024 | ----- | z | ----- | z | ----- | z | 67.71 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 50.38 | 52.23 | 59.44 | 66.82 | 75.37 | 83.61 | 85.57 | 83.57 | 78.45 | 68.82 | 58.55 | 49.82 | 67.31 | |||||||||||||
S.D. | 5.43 | 4.50 | 3.50 | 3.77 | 3.60 | 3.75 | 2.21 | 3.44 | 3.36 | 3.56 | 4.49 | 4.98 | 2.44 | |||||||||||||
SKEW | -0.04 | 0.36 | -0.16 | 0.52 | 0.41 | 0.08 | 0.96 | -0.20 | -0.07 | -0.43 | 0.12 | 0.02 | 0.30 | |||||||||||||
MAX | 61.31 | 61.43 | 64.74 | 75.40 | 83.77 | 90.92 | 92.50 | 89.61 | 84.30 | 74.90 | 68.24 | 59.93 | 71.44 | |||||||||||||
MIN | 40.94 | 43.32 | 53.13 | 60.63 | 69.65 | 76.67 | 81.48 | 74.16 | 72.93 | 58.87 | 50.23 | 41.47 | 63.98 | |||||||||||||
YRS | 32 | 30 | 31 | 30 | 31 | 33 | 32 | 30 | 30 | 33 | 32 | 30 | 22 |