YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1991 | ----- | z | ----- | z | 47.65 | 56.33 | 63.71 | 70.77 | 80.17 | a | 82.33 | a | 76.83 | 66.23 | 51.53 | 43.87 | 63.94 | b | ||||||||
1992 | 42.84 | 50.07 | 53.84 | 61.67 | 72.52 | 77.97 | 82.90 | 84.71 | 76.90 | 65.00 | 48.70 | 41.97 | 63.26 | |||||||||||||
1993 | 46.03 | 48.61 | 54.00 | 58.43 | 70.68 | 71.53 | 81.68 | 81.74 | 73.47 | 63.61 | 47.79 | b | 41.48 | 61.59 | ||||||||||||
1994 | 42.16 | 44.14 | 55.84 | 60.21 | a | 69.23 | 81.57 | 84.52 | 86.94 | 77.80 | 61.15 | e | 46.37 | 44.23 | 62.85 | |||||||||||
1995 | 46.30 | a | 51.21 | 51.87 | 57.83 | 65.14 | b | 73.93 | 81.72 | b | 86.52 | 79.89 | c | 60.55 | 53.76 | a | 44.48 | 62.77 | ||||||||
1996 | 44.77 | 51.11 | a | 53.42 | 61.27 | 71.35 | 78.57 | 90.06 | 88.06 | 77.33 | 62.35 | 52.40 | 46.29 | 64.75 | ||||||||||||
1997 | 46.52 | 46.96 | 54.94 | 61.03 | 75.94 | ----- | z | 83.87 | 86.90 | 80.60 | ----- | z | 52.37 | 42.55 | 63.17 | b | ||||||||||
1998 | 44.13 | ----- | z | 51.48 | ----- | z | 66.29 | 74.83 | 87.55 | 85.94 | 76.20 | 61.19 | 50.43 | 44.13 | 64.22 | b | ||||||||||
1999 | 44.84 | 47.00 | d | 54.19 | 56.07 | 68.90 | 78.70 | 85.55 | 84.32 | 78.80 | 62.06 | 51.27 | 43.71 | 62.95 | ||||||||||||
2000 | 45.77 | 49.97 | 53.52 | b | 63.53 | 73.87 | 81.90 | 86.68 | 85.71 | c | 74.96 | b | 66.62 | w | ----- | z | ----- | z | 68.44 | c | ||||||
2001 | ----- | z | 44.82 | q | 54.50 | i | 58.40 | e | 71.56 | f | 78.81 | d | 81.00 | h | 84.48 | f | 76.19 | i | 65.91 | h | 53.80 | j | 39.32 | l | 68.60 | j |
2002 | 41.48 | h | 42.83 | j | 49.04 | e | 62.00 | a | 66.36 | f | 78.46 | b | 86.13 | a | 83.15 | d | 75.50 | d | 62.84 | f | 52.75 | b | 43.54 | c | 66.32 | d |
2003 | 47.66 | b | 48.22 | e | 51.75 | c | 58.00 | b | 68.48 | b | 78.59 | a | 86.27 | a | 84.00 | a | 77.21 | b | 68.88 | e | 49.73 | d | 42.50 | c | 63.44 | |
2004 | 42.93 | d | 44.70 | b | 57.43 | c | 61.63 | c | 70.31 | b | 78.14 | a | 84.71 | g | 81.00 | t | 72.32 | k | 63.10 | j | 49.47 | k | 44.00 | k | 59.19 | f |
2005 | 45.33 | j | 48.68 | i | 51.76 | j | 56.17 | l | 67.40 | k | 76.58 | k | 84.33 | d | 81.28 | m | 72.62 | i | 63.23 | i | 54.12 | m | 42.17 | m | 84.33 | k |
2006 | 41.81 | j | 45.43 | g | 49.19 | 60.10 | a | 72.42 | 79.88 | f | 86.39 | 83.00 | 73.33 | 61.68 | 52.63 | 43.10 | 64.65 | c | ||||||||
2007 | 40.60 | a | 46.96 | 54.37 | a | 60.10 | 70.03 | 75.87 | 83.52 | 84.88 | g | 74.05 | h | 60.93 | d | 54.28 | a | 42.29 | 58.89 | b | ||||||
2008 | 41.57 | a | 44.14 | 50.48 | b | 57.30 | 64.42 | 73.53 | 85.52 | 83.77 | 75.37 | 61.26 | 53.67 | 43.90 | 61.24 | |||||||||||
2009 | 45.84 | 45.36 | 51.00 | 57.13 | 74.00 | 75.50 | 86.19 | 79.74 | 76.80 | 60.26 | 51.60 | 42.39 | 62.15 | |||||||||||||
2010 | 44.45 | 48.68 | 50.26 | 55.90 | 63.03 | 75.93 | 87.13 | 81.87 | 73.40 | 64.71 | 50.90 | 46.65 | 61.91 | |||||||||||||
2011 | 41.71 | 42.96 | 51.90 | 58.36 | e | 68.00 | y | 73.30 | 82.10 | 84.10 | 74.33 | 61.97 | 49.10 | 40.00 | 59.98 | a | ||||||||||
2012 | 42.32 | 45.34 | 50.16 | 58.90 | 68.58 | 77.40 | 80.03 | 84.19 | 77.82 | b | 62.04 | c | 51.73 | 44.03 | 61.88 | |||||||||||
2013 | 39.58 | 43.18 | 52.65 | 58.13 | 68.77 | 77.43 | 86.42 | 78.65 | 72.47 | 56.45 | 50.30 | 40.10 | a | 60.34 | ||||||||||||
2014 | 44.19 | 48.86 | 54.42 | 57.63 | 66.71 | 76.47 | 83.71 | 80.13 | 75.47 | 63.52 | 50.43 | 47.10 | 62.39 | |||||||||||||
2015 | 45.71 | 50.00 | 55.94 | 58.30 | 64.74 | 77.63 | 80.29 | 84.16 | 79.00 | 66.68 | 49.60 | 39.94 | 62.67 | |||||||||||||
2016 | 41.68 | 48.55 | 54.10 | a | 59.27 | 65.35 | 83.47 | 85.77 | 80.81 | 72.03 | 64.71 | c | 53.11 | b | 44.45 | 62.78 | ||||||||||
2017 | 45.13 | 50.11 | 54.35 | 59.43 | 62.00 | s | 77.86 | b | 87.45 | 82.71 | 74.70 | 62.13 | 56.10 | 46.16 | 63.28 | a | ||||||||||
2018 | 46.97 | 46.79 | 51.84 | 61.03 | 68.68 | 76.57 | 85.29 | 85.97 | 77.53 | 63.61 | 51.10 | 46.52 | 63.49 | |||||||||||||
2019 | 44.74 | 43.25 | 52.39 | 61.93 | 64.03 | 74.60 | 80.71 | 79.68 | 70.23 | 53.57 | a | 49.90 | a | 44.14 | c | 59.93 | ||||||||||
2020 | 42.03 | 44.38 | 51.43 | c | 56.61 | b | 64.04 | e | 72.60 | 82.26 | 82.42 | 72.40 | 62.03 | 49.90 | 41.03 | a | 60.09 | |||||||||
2021 | 42.16 | 43.43 | 48.48 | 59.30 | 67.03 | 79.63 | 87.23 | 82.42 | 76.90 | 58.93 | a | 53.40 | 43.71 | 61.89 | ||||||||||||
2022 | 41.48 | 43.57 | 50.52 | 59.43 | 67.42 | 78.50 | 84.26 | 81.94 | 79.93 | 64.52 | 46.27 | 42.45 | 61.69 | |||||||||||||
2023 | 43.55 | 42.43 | 49.00 | 55.90 | 69.00 | 73.23 | 85.03 | 81.48 | d | 73.70 | 63.06 | 51.00 | 43.58 | 60.91 | ||||||||||||
2024 | 42.13 | 47.34 | 51.81 | 55.41 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.09 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.79 | 46.69 | 52.29 | 59.07 | 68.38 | 76.78 | 84.54 | 83.36 | 75.89 | 62.34 | 51.11 | 43.46 | 62.14 | |||||||||||||
S.D. | 2.10 | 2.76 | 2.37 | 2.03 | 3.45 | 3.02 | 2.52 | 2.40 | 2.60 | 3.05 | 2.26 | 1.94 | 1.21 | |||||||||||||
SKEW | -0.02 | 0.05 | 0.03 | 0.22 | 0.32 | 0.02 | -0.19 | 0.02 | -0.14 | -0.63 | -0.21 | 0.01 | -0.08 | |||||||||||||
MAX | 47.66 | 51.21 | 57.43 | 63.53 | 75.94 | 83.47 | 90.06 | 88.06 | 80.60 | 68.88 | 56.10 | 47.10 | 64.75 | |||||||||||||
MIN | 39.58 | 42.43 | 47.65 | 55.90 | 63.03 | 70.77 | 80.03 | 78.65 | 70.23 | 53.57 | 46.27 | 39.94 | 59.93 | |||||||||||||
YRS | 29 | 28 | 32 | 31 | 28 | 30 | 31 | 29 | 29 | 27 | 29 | 29 | 21 |