YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1986 | ----- | z | ----- | z | ----- | z | 55.73 | 66.62 | b | 82.07 | a | 81.83 | b | 86.93 | b | 66.82 | b | 62.34 | b | 47.96 | b | 43.00 | 65.92 | c | ||
1987 | 36.20 | a | 43.50 | 47.35 | 68.03 | 68.90 | b | 78.27 | 80.26 | 81.93 | a | 78.27 | 68.81 | 48.17 | 35.94 | 61.30 | ||||||||||
1988 | 34.68 | 44.93 | a | 48.29 | 61.17 | 64.97 | b | 81.93 | 87.83 | a | 85.00 | 73.33 | 71.68 | 43.72 | a | 36.52 | 61.17 | |||||||||
1989 | 34.65 | 33.79 | 49.74 | 61.00 | 66.29 | 77.10 | 89.57 | a | 80.39 | 75.89 | b | 60.61 | 52.28 | a | 44.84 | 60.51 | ||||||||||
1990 | 37.81 | 35.67 | a | ----- | z | 63.31 | a | 63.30 | a | 74.80 | 86.63 | a | 82.29 | 80.37 | 63.13 | 49.11 | b | 29.70 | a | 60.56 | a | |||||
1991 | 38.06 | 51.56 | a | 46.58 | 51.50 | 59.97 | a | 72.97 | 86.68 | 87.65 | 75.31 | a | 64.10 | b | 43.23 | 42.93 | b | 60.04 | ||||||||
1992 | 42.54 | c | 48.78 | b | 54.67 | d | 63.83 | 73.39 | 76.73 | 82.25 | c | 86.00 | 75.23 | 67.58 | 39.83 | 31.74 | 61.88 | |||||||||
1993 | 30.23 | a | 31.92 | c | 48.27 | a | 52.76 | a | 67.31 | b | 69.12 | e | 75.27 | a | 79.13 | 74.79 | a | 61.14 | b | 44.23 | 38.47 | a | 56.05 | |||
1994 | 44.72 | b | 39.29 | 54.83 | a | 57.86 | a | 67.19 | 79.10 | a | 88.33 | d | 87.85 | d | 78.33 | c | 57.32 | 37.03 | 39.26 | 60.93 | ||||||
1995 | 37.00 | 52.32 | 48.42 | 56.07 | 60.03 | 69.76 | a | 84.94 | 86.53 | a | 76.66 | a | 62.23 | 54.96 | b | 42.59 | b | 60.96 | ||||||||
1996 | 38.06 | 42.93 | b | 49.70 | a | 57.34 | a | 63.03 | a | 79.93 | 88.32 | 86.90 | 72.37 | 61.48 | 49.30 | 36.53 | a | 60.49 | ||||||||
1997 | 36.48 | 39.50 | 51.81 | 52.69 | a | 70.61 | 75.72 | a | 82.80 | a | 87.48 | 75.67 | 60.61 | 48.93 | 37.06 | 59.95 | ||||||||||
1998 | 42.53 | a | 39.86 | ----- | z | 54.03 | 62.53 | a | 69.00 | 91.23 | 88.71 | 76.87 | 58.58 | 47.30 | 36.69 | b | 60.67 | a | ||||||||
1999 | 41.26 | 40.61 | 49.81 | 50.50 | 61.36 | c | 76.70 | c | 89.08 | f | 88.05 | i | 76.33 | f | 69.20 | f | 56.24 | i | 39.19 | e | 51.35 | e | ||||
2000 | 39.08 | f | 44.96 | c | 48.65 | e | 62.55 | a | 69.93 | c | 80.73 | 90.84 | 89.24 | b | 76.60 | e | 62.52 | h | 38.95 | k | 40.79 | b | 67.14 | c | ||
2001 | 38.60 | f | 40.44 | c | 52.59 | d | 54.39 | b | 72.96 | g | 78.95 | i | 88.46 | g | 91.59 | i | 79.55 | h | 65.44 | f | 52.40 | j | 34.52 | d | 45.49 | h |
2002 | 35.33 | d | 38.12 | d | 44.58 | e | 59.29 | b | 64.18 | c | 80.47 | 92.67 | a | 83.64 | f | 76.52 | e | 58.58 | g | 47.96 | d | 42.42 | e | 58.15 | b | |
2003 | 48.12 | f | 39.21 | i | 50.29 | g | 54.00 | g | 70.64 | q | 82.20 | o | 94.85 | k | 88.00 | e | 77.38 | i | 68.48 | b | 37.85 | c | 41.26 | h | 64.78 | i |
2004 | 37.16 | l | 35.91 | g | 55.00 | e | 58.62 | i | 67.33 | g | 79.15 | c | 87.71 | g | 84.71 | g | 73.12 | d | 64.42 | l | 49.48 | i | 41.38 | o | 69.09 | i |
2005 | 36.53 | l | 39.95 | i | 48.91 | h | 57.90 | j | 66.56 | f | 72.10 | a | 92.20 | p | 87.64 | f | 77.67 | 61.00 | c | 46.90 | a | 32.63 | a | 58.06 | g | |
2006 | 35.88 | e | 37.25 | 42.16 | 55.62 | a | 63.83 | y | 79.97 | 87.00 | t | 85.39 | 72.63 | 60.81 | d | ----- | z | 36.71 | 56.27 | c | ||||||
2007 | 32.60 | a | 45.11 | 53.48 | 57.52 | a | 71.48 | 83.07 | a | 91.45 | b | 85.45 | b | 74.60 | j | 57.46 | c | 50.84 | e | 31.37 | a | 59.98 | a | |||
2008 | 27.19 | d | 39.71 | l | 48.00 | 55.63 | 61.67 | y | 75.30 | 88.72 | b | 86.48 | 75.31 | a | 63.71 | 52.35 | d | 32.87 | 60.56 | b | ||||||
2009 | 41.12 | o | 41.14 | 43.00 | a | 53.17 | 68.11 | c | 67.80 | 84.80 | a | 82.13 | 79.53 | 52.61 | 48.45 | a | 31.42 | 59.29 | a | |||||||
2010 | 38.26 | d | 40.50 | 47.34 | b | 54.33 | c | 56.90 | 67.08 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.47 | g | ||
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.52 | ----- | z | ----- | z | ----- | z | ----- | z | 44.50 | w | 89.52 | k | |
2012 | 41.68 | l | 39.58 | e | 51.74 | 62.76 | a | 71.52 | b | 82.93 | a | 88.62 | j | 89.97 | 79.63 | 63.45 | 50.97 | 36.17 | a | 62.87 | b | |||||
2013 | 29.72 | f | 38.18 | 48.93 | c | 53.57 | p | 67.75 | c | 80.57 | 91.10 | a | 89.18 | t | 73.04 | b | 58.93 | a | 50.23 | 37.58 | 60.70 | c | ||||
2014 | 46.39 | 42.36 | 51.35 | 56.14 | a | 68.27 | a | 75.14 | a | 88.64 | f | 79.74 | 75.18 | b | 66.23 | 47.17 | a | 40.23 | 58.93 | a | ||||||
2015 | 43.03 | 51.14 | 58.13 | 57.64 | b | 65.33 | d | 81.60 | 83.52 | h | 85.63 | a | 80.34 | a | 66.58 | 39.77 | 35.23 | a | 60.40 | a | ||||||
2016 | 33.23 | 45.45 | 49.59 | b | 58.60 | 64.29 | 80.23 | 88.58 | 86.48 | 73.76 | a | 64.79 | c | 54.00 | 35.52 | 61.21 | ||||||||||
2017 | 30.29 | 42.57 | 54.97 | 55.83 | 67.71 | 82.47 | 93.00 | 88.13 | 74.90 | 61.47 | a | 49.86 | a | 41.68 | 61.91 | |||||||||||
2018 | 46.23 | 39.64 | 45.61 | 57.77 | 69.16 | 79.20 | 91.52 | 87.03 | 79.40 | 60.55 | 46.70 | 33.71 | 61.38 | |||||||||||||
2019 | 36.00 | 34.46 | 46.80 | a | 58.47 | 62.26 | 76.90 | 87.87 | 87.94 | 75.77 | 56.39 | 51.79 | b | 35.45 | 59.17 | |||||||||||
2020 | 36.16 | l | 40.54 | c | 49.45 | 57.67 | 70.48 | 75.60 | 87.29 | 90.00 | 80.27 | 66.29 | 49.40 | 40.87 | 64.35 | a | ||||||||||
2021 | 41.16 | 40.75 | 49.20 | a | 56.90 | 67.97 | 86.97 | 92.68 | 84.06 | 78.57 | 60.13 | 54.66 | a | 41.65 | 62.89 | |||||||||||
2022 | 40.32 | 42.54 | 53.74 | 55.52 | a | 64.42 | 79.27 | 92.10 | 90.03 | 83.67 | 67.07 | a | 41.77 | 37.55 | 62.33 | |||||||||||
2023 | 33.74 | 37.25 | 39.87 | 55.43 | 69.83 | a | 71.63 | 92.06 | 85.29 | 76.53 | 64.03 | 50.07 | 45.23 | 60.08 | ||||||||||||
2024 | 40.74 | 43.14 | 48.82 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.23 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.66 | 41.51 | 49.47 | 57.30 | 66.29 | 77.48 | 87.86 | 85.93 | 76.32 | 62.57 | 47.64 | 37.59 | 60.72 | |||||||||||||
S.D. | 4.84 | 4.82 | 3.99 | 3.85 | 3.89 | 4.60 | 4.32 | 2.99 | 3.18 | 4.10 | 4.72 | 4.09 | 1.52 | |||||||||||||
SKEW | -0.05 | 0.45 | -0.15 | 0.70 | -0.40 | -0.42 | -1.08 | -0.77 | -0.38 | -0.03 | -0.67 | 0.04 | -1.61 | |||||||||||||
MAX | 46.39 | 52.32 | 58.13 | 68.03 | 73.39 | 86.97 | 93.00 | 90.03 | 83.67 | 71.68 | 54.96 | 45.23 | 62.89 | |||||||||||||
MIN | 27.19 | 31.92 | 39.87 | 50.50 | 56.90 | 67.80 | 75.27 | 79.13 | 66.82 | 52.61 | 37.03 | 29.70 | 56.05 | |||||||||||||
YRS | 28 | 33 | 33 | 33 | 31 | 34 | 28 | 30 | 32 | 31 | 31 | 34 | 17 |