YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 92.19 | 84.31 | a | 69.45 | 58.03 | 50.10 | 70.82 | g | ||||
1983 | 49.32 | 50.86 | 53.90 | 61.37 | 72.13 | 83.53 | 97.39 | 97.68 | 88.80 | 74.03 | a | 59.53 | 33.86 | b | 68.53 | |||||||||||
1984 | 43.58 | 51.10 | 53.58 | 62.80 | 79.23 | a | 89.48 | a | 95.45 | 92.16 | 82.27 | 65.03 | 62.48 | a | 49.52 | 68.89 | ||||||||||
1985 | 40.16 | 45.00 | a | 61.19 | 71.71 | b | 77.10 | 89.33 | 94.74 | 93.68 | 83.07 | b | 70.85 | d | 50.60 | 45.97 | 68.62 | |||||||||
1986 | 59.55 | 55.89 | a | 67.90 | 74.31 | a | 79.77 | 88.40 | 95.19 | 91.67 | a | 83.07 | 68.90 | 56.24 | a | 45.32 | 72.18 | |||||||||
1987 | 47.80 | a | 51.89 | 56.29 | 69.50 | 75.68 | 88.77 | 95.61 | 90.55 | 84.17 | 73.71 | 59.90 | 47.03 | 70.07 | ||||||||||||
1988 | 40.43 | a | 50.69 | 59.00 | 67.87 | 77.81 | 91.83 | 95.52 | 94.48 | 83.53 | 75.29 | 61.47 | 52.39 | 70.86 | ||||||||||||
1989 | 54.45 | 42.61 | 68.29 | 74.13 | 81.29 | 85.40 | 96.10 | 91.94 | 82.43 | 74.55 | 64.40 | 46.16 | 71.81 | |||||||||||||
1990 | 51.71 | 49.64 | 57.42 | 71.17 | 75.45 | 96.27 | 91.42 | 89.61 | 87.27 | 72.07 | a | 63.43 | 45.03 | 70.87 | ||||||||||||
1991 | 42.94 | 60.54 | 62.35 | 68.63 | 82.03 | 91.50 | 91.87 | 91.71 | 83.33 | 74.65 | 51.50 | 48.48 | 70.79 | |||||||||||||
1992 | 49.65 | 55.90 | 63.71 | 74.00 | 80.19 | 84.17 | 90.45 | 87.55 | 87.57 | 76.65 | 48.97 | 46.45 | 70.44 | |||||||||||||
1993 | 44.74 | 48.36 | 59.35 | 68.50 | 77.48 | 89.63 | 95.55 | 90.65 | 81.33 | 70.13 | 52.90 | 52.97 | 69.30 | |||||||||||||
1994 | 53.26 | 54.32 | 64.19 | 69.07 | 78.48 | 95.40 | 96.39 | 95.45 | 86.40 | 73.39 | 57.03 | 55.71 | 73.26 | |||||||||||||
1995 | 50.65 | 59.75 | 61.00 | a | 63.27 | 69.94 | 83.50 | 94.19 | 98.13 | 83.77 | 74.39 | 65.03 | 53.00 | 71.38 | ||||||||||||
1996 | 52.39 | 59.39 | a | 58.48 | 71.67 | 84.71 | 90.30 | 93.26 | 91.10 | 81.83 | 75.83 | a | 58.30 | 53.42 | 72.56 | |||||||||||
1997 | 49.48 | 51.00 | 67.10 | 63.66 | a | 79.71 | 90.17 | 97.77 | 89.61 | 85.31 | a | 70.71 | 52.77 | 41.26 | 69.88 | |||||||||||
1998 | 49.83 | b | 53.21 | 56.16 | 65.30 | 83.55 | 89.43 | 95.03 | 91.90 | 90.70 | 75.06 | 62.23 | 49.32 | 71.81 | ||||||||||||
1999 | 53.68 | 62.54 | 63.10 | 66.34 | a | 75.33 | a | 88.87 | 96.71 | 93.68 | 82.50 | b | 74.52 | 69.77 | 51.87 | 73.24 | ||||||||||
2000 | 54.77 | 62.41 | b | 60.93 | a | 72.97 | 84.48 | 92.33 | 96.61 | 97.07 | a | 89.00 | 72.97 | 52.50 | 47.62 | b | 73.64 | |||||||||
2001 | 46.60 | a | 48.00 | a | 55.55 | 72.43 | 78.37 | a | 90.37 | 97.00 | c | 93.97 | b | 85.04 | b | 73.23 | 69.58 | k | 53.38 | b | 72.17 | a | ||||
2002 | 47.77 | 50.46 | 57.03 | 73.63 | 82.29 | 93.53 | 95.86 | b | 91.68 | 82.70 | 65.61 | 55.18 | b | 49.19 | 70.41 | |||||||||||
2003 | 52.03 | a | 45.89 | 60.35 | 70.88 | d | 80.03 | 84.03 | a | 100.10 | b | 94.23 | 82.03 | a | 76.87 | a | 55.27 | 53.19 | 71.24 | |||||||
2004 | 51.10 | a | 48.50 | a | 65.83 | a | 66.75 | b | 81.32 | 86.21 | a | 90.30 | a | 87.36 | c | 81.87 | 71.60 | f | 49.52 | c | 50.45 | b | 69.02 | a | ||
2005 | 46.38 | g | 50.48 | c | 56.50 | c | 67.09 | h | 76.21 | g | 88.08 | d | 96.50 | g | 90.08 | e | 87.48 | c | 70.71 | c | 61.33 | c | 45.38 | e | 68.76 | d |
2006 | 52.73 | e | 52.67 | d | 60.00 | g | 75.20 | e | 81.64 | f | 92.65 | g | 93.04 | g | 89.64 | f | ----- | z | 66.12 | g | 59.46 | d | 43.39 | 56.69 | g | |
2007 | 32.10 | a | 39.89 | a | 63.44 | d | 64.34 | a | 77.20 | a | 85.32 | e | 92.04 | c | 94.42 | e | 84.78 | c | 75.69 | b | 62.86 | a | 42.81 | 67.91 | ||
2008 | 42.77 | 48.86 | a | 59.33 | d | 67.13 | 77.83 | a | 90.56 | c | 94.35 | 88.20 | a | 81.59 | a | 68.90 | a | 59.46 | b | 45.62 | b | 68.72 | ||||
2009 | 51.40 | a | 56.18 | 60.82 | c | 65.97 | 78.58 | 86.21 | a | 91.88 | e | 88.68 | 79.15 | d | 63.68 | 57.73 | 38.04 | f | 70.93 | a | ||||||
2010 | 45.13 | h | 44.68 | 55.00 | 72.67 | 77.89 | l | 91.07 | 93.32 | c | 91.00 | c | 88.77 | 73.84 | 59.15 | c | 50.10 | 71.96 | b | |||||||
2011 | 45.23 | 46.07 | 62.35 | 71.20 | 75.87 | 90.60 | 96.32 | 95.65 | 82.90 | 72.26 | 58.57 | 37.90 | 69.58 | |||||||||||||
2012 | 51.71 | 48.55 | 67.77 | 72.73 | 80.58 | 94.83 | a | 97.29 | 93.77 | 82.86 | b | 69.74 | 65.37 | 49.87 | a | 72.92 | ||||||||||
2013 | 48.45 | 49.82 | 58.39 | 63.03 | 78.65 | 94.66 | a | 91.70 | u | 96.25 | w | 84.04 | e | 69.29 | 57.07 | 47.74 | 65.11 | b | ||||||||
2014 | 49.61 | 44.14 | 58.45 | 67.43 | 77.45 | 89.33 | 91.37 | a | 89.81 | 84.23 | 72.84 | 55.03 | 46.26 | 68.83 | ||||||||||||
2015 | 46.16 | 50.71 | 60.45 | 69.57 | 70.61 | 88.53 | 92.03 | 92.06 | 88.77 | 73.84 | 58.70 | 48.52 | 70.00 | |||||||||||||
2016 | 49.77 | 56.54 | a | 62.90 | 66.53 | 75.89 | c | 91.13 | 95.65 | 88.29 | 85.50 | 78.42 | 64.37 | 47.87 | a | 71.91 | ||||||||||
2017 | 44.00 | 59.89 | 67.06 | 66.57 | 73.93 | d | 89.20 | 91.90 | 84.65 | 80.83 | 70.55 | 62.77 | 50.90 | 70.19 | ||||||||||||
2018 | 52.06 | 51.11 | 64.58 | 67.03 | 83.65 | 93.53 | 93.00 | 88.23 | 83.47 | 65.06 | 51.97 | 49.55 | 70.27 | |||||||||||||
2019 | 47.58 | 49.46 | 54.58 | 70.07 | 72.06 | 87.23 | 95.94 | 96.35 | 91.90 | 63.68 | 57.27 | 50.81 | 69.74 | |||||||||||||
2020 | 52.42 | 46.25 | a | 65.55 | 68.93 | 82.10 | 93.60 | 94.06 | 96.16 | 81.97 | 71.29 | 64.87 | 47.58 | 72.06 | ||||||||||||
2021 | 47.32 | 41.68 | 58.52 | 67.70 | 75.48 | 89.73 | 94.97 | 93.52 | 89.00 | 73.77 | 63.93 | 59.48 | 71.26 | |||||||||||||
2022 | 49.16 | 49.00 | a | 58.03 | 72.30 | 80.00 | 87.47 | 95.03 | 91.13 | 88.67 | 72.68 | 55.63 | 48.06 | 70.60 | ||||||||||||
2023 | 45.03 | 50.07 | 55.26 | 68.20 | 77.10 | b | 82.47 | 91.39 | 91.00 | 85.93 | 71.71 | 62.63 | 53.03 | 69.49 | ||||||||||||
2024 | 44.52 | 56.86 | 60.09 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.69 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 48.45 | 51.21 | 60.54 | 68.91 | 78.25 | 89.40 | 94.55 | 92.03 | 84.73 | 71.90 | 58.66 | 48.45 | 70.68 | |||||||||||||
S.D. | 4.92 | 5.54 | 4.20 | 3.62 | 3.65 | 3.44 | 2.30 | 3.06 | 2.98 | 3.61 | 4.91 | 4.63 | 1.50 | |||||||||||||
SKEW | -0.80 | 0.26 | 0.22 | -0.17 | -0.33 | -0.08 | -0.07 | -0.01 | 0.57 | -0.72 | -0.11 | -0.67 | 0.19 | |||||||||||||
MAX | 59.55 | 62.54 | 68.29 | 75.20 | 84.71 | 96.27 | 100.10 | 98.13 | 91.90 | 78.42 | 69.77 | 59.48 | 73.64 | |||||||||||||
MIN | 32.10 | 39.89 | 53.58 | 61.37 | 69.94 | 82.47 | 90.30 | 84.65 | 79.15 | 63.68 | 48.97 | 33.86 | 67.91 | |||||||||||||
YRS | 40 | 42 | 40 | 40 | 38 | 40 | 38 | 40 | 41 | 40 | 41 | 41 | 34 |