YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.68 | f | 56.57 | b | 45.84 | 51.21 | j | |
1983 | 46.92 | g | 53.93 | a | 60.58 | 66.10 | a | 78.00 | t | 88.70 | c | 93.52 | b | 90.70 | a | 87.83 | 71.85 | r | 58.20 | 49.71 | 72.14 | c | ||||
1984 | 47.55 | 56.72 | 63.65 | 71.75 | j | 90.29 | j | 90.37 | c | 93.55 | k | 89.59 | b | 86.78 | c | 60.14 | x | 59.47 | m | 47.37 | d | 68.86 | e | |||
1985 | 44.84 | 52.79 | 62.03 | b | 73.69 | a | 78.74 | 89.50 | 91.26 | 89.97 | ----- | z | 69.74 | ----- | z | 51.84 | 70.44 | b | ||||||||
1986 | 55.84 | 55.61 | 66.52 | 72.17 | 79.23 | 86.90 | 89.00 | 89.71 | 79.63 | 68.48 | 55.43 | 48.42 | 70.58 | |||||||||||||
1987 | 45.23 | 52.04 | 58.84 | 71.60 | 76.74 | 88.50 | 91.10 | 85.19 | 82.50 | 74.29 | 56.80 | 46.35 | 69.10 | |||||||||||||
1988 | 45.00 | 56.79 | 62.10 | 70.77 | 79.03 | 87.57 | 89.84 | 85.00 | 78.90 | 74.84 | 58.63 | 47.19 | 69.64 | |||||||||||||
1989 | 48.32 | 55.39 | 68.42 | 77.43 | 83.61 | 89.70 | 90.94 | 87.00 | 83.43 | 70.39 | 61.59 | a | 49.23 | 72.12 | ||||||||||||
1990 | 47.65 | 52.07 | 63.26 | 71.40 | 78.68 | 93.23 | 87.71 | 86.06 | 82.83 | 73.29 | 58.60 | 45.18 | c | 70.00 | ||||||||||||
1991 | 45.16 | 58.21 | 59.42 | 72.20 | 80.71 | 87.07 | a | 88.81 | 86.48 | 78.69 | a | 73.45 | 55.07 | a | 46.13 | 69.28 | ||||||||||
1992 | 43.32 | 53.86 | 62.35 | 74.80 | 77.00 | 86.37 | 89.13 | 86.94 | 83.27 | 74.26 | 51.17 | 42.14 | b | 68.72 | ||||||||||||
1993 | 49.25 | c | 53.26 | a | 62.77 | a | ----- | z | 79.69 | b | 89.37 | 93.66 | b | 86.17 | a | 81.83 | 70.66 | b | 56.10 | 49.71 | 70.22 | a | ||||
1994 | 51.87 | a | 53.54 | b | 65.18 | c | 73.38 | f | 80.21 | c | 93.37 | 92.76 | b | 91.30 | d | 82.34 | a | 69.75 | c | 56.62 | d | 51.29 | 71.66 | a | ||
1995 | 47.94 | 62.14 | 64.27 | e | 67.58 | d | 77.60 | f | 87.15 | c | 92.57 | c | 91.40 | a | 82.65 | d | 74.35 | 64.14 | a | 53.03 | a | 71.57 | a | |||
1996 | 52.82 | c | 61.12 | e | 63.72 | b | 74.83 | f | 88.96 | e | 91.04 | c | 91.07 | b | 87.48 | 78.88 | d | 71.04 | f | 59.00 | b | 52.17 | b | 72.63 | b | |
1997 | 45.25 | c | 53.76 | c | 69.07 | b | 66.76 | e | 81.38 | e | 87.46 | b | 90.86 | b | 88.37 | d | 84.71 | b | 70.87 | a | 55.21 | b | 43.73 | a | 69.79 | |
1998 | 51.37 | a | 51.08 | b | 61.15 | e | 68.46 | f | 81.86 | c | 90.38 | d | 90.25 | g | 90.40 | a | 87.39 | b | 71.33 | g | 58.86 | a | 52.76 | b | 69.47 | c |
1999 | 55.79 | b | 60.73 | b | 66.39 | c | 70.14 | i | 80.33 | j | 88.43 | b | 89.54 | c | 86.59 | b | 82.07 | c | 75.47 | a | 66.61 | b | 48.86 | b | 72.05 | b |
2000 | 54.97 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 88.89 | l | 67.14 | c | ----- | z | 48.73 | t | 61.05 | j |
2001 | 45.60 | a | 56.44 | c | 62.03 | b | 74.08 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.54 | h |
2002 | ----- | z | 60.43 | u | 65.06 | 79.03 | 84.61 | 95.30 | 92.74 | 92.55 | 82.70 | 71.47 | a | 58.73 | 48.19 | 77.04 | b | |||||||||
2003 | 58.26 | 54.75 | 62.16 | 73.17 | 83.33 | a | 90.47 | 98.39 | 93.27 | a | 85.57 | 78.07 | a | 59.10 | 50.48 | 73.92 | ||||||||||
2004 | 50.48 | 50.59 | 68.07 | a | 69.07 | 83.26 | 91.10 | 92.73 | a | 90.07 | a | 84.07 | 69.71 | 59.26 | g | 49.16 | 72.57 | a | ||||||||
2005 | 53.94 | 53.18 | 59.06 | 70.34 | a | 82.48 | 89.93 | 96.68 | 92.13 | 87.10 | 70.68 | 62.33 | 53.48 | 72.61 | ||||||||||||
2006 | 53.90 | 58.32 | 62.94 | 76.40 | 86.84 | 95.25 | f | 91.71 | c | 85.71 | 79.00 | 71.03 | a | 63.30 | 47.31 | b | 70.59 | a | ||||||||
2007 | 41.81 | 54.75 | 66.57 | a | 70.60 | 80.13 | 93.43 | 95.90 | 94.84 | 86.30 | 75.26 | 62.04 | e | 47.11 | c | 72.39 | ||||||||||
2008 | 45.84 | 54.03 | 65.26 | 71.97 | 79.06 | 92.33 | 89.42 | 89.32 | 83.00 | ----- | z | 59.33 | c | 46.62 | g | 72.96 | b | |||||||||
2009 | 53.58 | 60.33 | a | 64.35 | e | 69.53 | 83.35 | h | 84.93 | 92.94 | 90.72 | f | 80.87 | 67.23 | 62.73 | o | 42.90 | b | 68.52 | c | ||||||
2010 | 47.00 | 49.58 | i | 60.48 | 70.92 | d | 76.52 | j | 92.03 | 91.35 | 90.78 | m | 86.63 | c | 72.94 | 56.74 | c | 51.93 | a | 70.00 | c | |||||
2011 | 47.32 | 51.19 | a | 67.40 | a | 72.87 | 77.26 | 91.90 | 93.35 | 91.32 | 81.60 | 70.45 | 56.63 | 42.35 | 70.30 | |||||||||||
2012 | 52.10 | 52.73 | c | 66.26 | 74.30 | 82.13 | 93.70 | 90.65 | 90.61 | 82.50 | 73.42 | 61.40 | 48.77 | a | 72.38 | |||||||||||
2013 | 44.18 | c | 49.95 | g | 65.65 | 72.07 | 79.19 | e | 93.47 | 88.52 | 87.74 | 79.00 | 67.29 | 55.53 | 46.77 | 70.86 | a | |||||||||
2014 | 52.23 | 59.82 | 65.03 | 73.00 | 78.77 | 93.03 | 90.45 | t | 86.94 | 84.31 | a | 74.26 | 57.87 | 49.06 | 70.39 | a | ||||||||||
2015 | 48.29 | 62.38 | t | ----- | z | 71.00 | 74.68 | 91.37 | 87.90 | 90.58 | 85.57 | 73.48 | f | 56.83 | 49.26 | d | 72.83 | c | ||||||||
2016 | 47.48 | 58.83 | 66.90 | a | 69.63 | 77.90 | 93.43 | 96.19 | 85.84 | 82.50 | 75.94 | 58.33 | 50.86 | q | 73.91 | a | ||||||||||
2017 | 49.48 | 59.14 | 69.18 | c | 71.14 | a | 78.90 | 93.50 | 92.81 | 88.57 | a | 83.30 | 71.74 | 65.70 | 53.87 | 73.11 | ||||||||||
2018 | 52.52 | 57.29 | 64.19 | 75.50 | 85.16 | 93.53 | 92.29 | 89.84 | 85.67 | 66.27 | a | 56.60 | 47.48 | 72.19 | ||||||||||||
2019 | 46.03 | 52.39 | 62.87 | 71.57 | b | 75.68 | 88.20 | 93.66 | b | 93.19 | 85.20 | 68.13 | 56.27 | 48.16 | 70.11 | |||||||||||
2020 | 48.40 | a | 54.14 | a | 64.03 | 73.27 | 84.45 | 90.60 | 93.90 | 94.16 | 82.83 | 74.34 | b | 62.30 | 46.19 | e | 72.39 | |||||||||
2021 | 47.86 | x | 56.25 | t | 62.74 | 73.47 | 81.77 | i | 94.60 | e | 91.94 | 90.64 | i | 86.90 | 70.65 | 64.61 | b | 55.19 | 75.01 | d | ||||||
2022 | 51.69 | r | 50.69 | b | 63.03 | 75.27 | 87.42 | 89.53 | 94.42 | 90.90 | 89.41 | a | 68.58 | 55.80 | 49.50 | a | 74.05 | a | ||||||||
2023 | 47.42 | 51.93 | 59.31 | b | 72.00 | 80.97 | 89.17 | 99.52 | 92.58 | 85.60 | 76.16 | 57.57 | 49.58 | 71.82 | ||||||||||||
2024 | 47.66 | b | 57.75 | a | 61.68 | 71.60 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.67 | h | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 49.10 | 55.31 | 63.85 | 72.18 | 80.88 | 90.54 | 92.19 | 89.40 | 83.51 | 71.78 | 58.77 | 48.62 | 71.14 | |||||||||||||
S.D. | 3.96 | 3.25 | 2.75 | 2.76 | 3.43 | 2.60 | 2.79 | 2.71 | 2.79 | 3.02 | 3.40 | 3.16 | 1.57 | |||||||||||||
SKEW | 0.40 | 0.44 | 0.09 | 0.12 | 0.49 | -0.12 | 0.64 | 0.10 | -0.04 | 0.01 | 0.51 | -0.09 | 0.04 | |||||||||||||
MAX | 58.26 | 62.14 | 69.18 | 79.03 | 88.96 | 95.30 | 99.52 | 94.84 | 89.41 | 78.07 | 66.61 | 55.19 | 73.92 | |||||||||||||
MIN | 41.81 | 50.59 | 58.84 | 66.10 | 74.68 | 84.93 | 87.71 | 85.00 | 78.69 | 66.27 | 51.17 | 42.14 | 68.72 | |||||||||||||
YRS | 38 | 36 | 40 | 35 | 32 | 38 | 36 | 36 | 38 | 34 | 36 | 38 | 18 |