YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1990 | ----- | z | ----- | z | 45.20 | a | 57.48 | a | 57.16 | 66.85 | 78.16 | 74.52 | 69.20 | b | 50.74 | d | 40.28 | 27.91 | n | 59.95 | c | |||||
1991 | 22.88 | n | 38.02 | g | 39.48 | k | 48.40 | d | 54.52 | g | 61.85 | f | 73.96 | g | 74.02 | g | 64.03 | l | 51.23 | e | 35.40 | j | 29.95 | j | 49.82 | j |
1992 | 31.28 | f | 40.62 | i | 47.15 | h | 54.46 | e | 63.92 | g | 70.04 | e | 70.44 | e | 72.23 | g | 61.80 | h | 50.44 | g | 35.88 | j | 28.93 | k | 64.98 | i |
1993 | 22.90 | j | 28.27 | h | 39.67 | h | 49.19 | f | 62.65 | h | 61.31 | d | 65.35 | g | 66.64 | i | 60.62 | f | ----- | z | 33.50 | h | 33.61 | i | 61.31 | k |
1994 | 32.25 | k | 32.15 | h | 45.98 | g | ----- | z | 60.92 | e | 66.69 | f | 76.17 | h | 74.24 | f | 65.74 | g | 50.09 | h | 34.27 | j | 27.27 | i | 60.92 | k |
1995 | 36.08 | l | 41.29 | g | 43.66 | i | 49.52 | h | 57.73 | g | 65.54 | p | 73.70 | f | 68.98 | h | 63.78 | g | 48.65 | k | 41.89 | h | 28.69 | o | ----- | z |
1996 | 33.86 | j | 33.38 | i | 43.50 | e | 50.55 | h | 57.06 | f | 65.45 | i | 68.77 | p | 71.31 | j | 59.20 | h | 51.19 | g | 41.03 | k | 34.69 | m | 43.50 | k |
1997 | 30.57 | i | 36.86 | g | 43.56 | g | 48.15 | d | 61.63 | h | 65.80 | h | 70.48 | j | 71.09 | i | 64.07 | i | 49.28 | f | 40.90 | j | 30.95 | j | 48.15 | k |
1998 | 36.18 | l | 38.92 | i | 43.08 | f | 49.26 | e | 57.71 | l | 63.23 | h | 77.77 | i | 73.95 | j | 65.16 | h | 48.15 | e | 39.61 | k | 28.23 | i | 48.71 | j |
1999 | 31.82 | k | 32.95 | i | 39.87 | h | 44.02 | g | 55.17 | g | 63.28 | g | 70.90 | f | 70.86 | i | 58.14 | h | 47.62 | n | 40.04 | r | ----- | z | ----- | z |
2000 | 31.25 | q | 35.93 | h | 42.82 | i | 54.52 | h | 60.24 | h | 67.08 | f | 75.00 | g | 73.44 | f | 59.24 | k | 48.17 | h | 31.88 | j | 29.22 | m | ----- | z |
2001 | 25.71 | l | 28.90 | h | 43.96 | g | 47.19 | i | 59.73 | i | 64.59 | h | 72.77 | i | 73.88 | g | 63.36 | i | 48.15 | d | 42.27 | h | 32.89 | m | 48.15 | k |
2002 | 31.93 | k | 31.19 | j | 40.00 | f | 49.68 | h | 58.71 | g | 69.02 | f | 75.90 | j | 68.31 | m | 60.55 | k | 48.12 | f | 36.62 | j | 35.28 | m | ----- | z |
2003 | 35.65 | n | 35.91 | k | 45.95 | k | 50.80 | e | 56.58 | l | 70.50 | g | 81.59 | i | 75.88 | j | 62.98 | i | 54.58 | f | 35.17 | i | 35.61 | l | 50.80 | k |
2004 | 26.64 | m | 34.47 | j | 47.09 | h | 52.23 | h | 58.25 | k | 68.36 | h | 75.60 | k | 72.58 | l | 61.40 | j | 51.90 | k | 36.45 | k | 31.14 | m | ----- | z |
2005 | 29.28 | m | 32.45 | i | 44.28 | h | 49.83 | g | 58.70 | i | 63.60 | i | 75.92 | l | 72.30 | i | 59.46 | p | 48.75 | k | 34.30 | j | 24.24 | n | ----- | z |
2006 | 34.08 | m | 31.47 | j | 41.20 | h | 48.60 | j | 58.50 | j | 67.64 | i | 77.03 | m | 68.90 | k | 57.88 | q | 47.16 | l | 40.74 | m | 26.08 | r | ----- | z |
2007 | 27.41 | i | 38.11 | i | 44.71 | j | 48.48 | i | 63.35 | k | 70.50 | q | 80.21 | n | 72.73 | i | 60.46 | r | 50.14 | j | 40.44 | m | 34.38 | o | ----- | z |
2008 | 27.79 | n | 37.32 | o | 41.05 | i | 44.70 | h | 59.12 | j | 66.59 | m | 76.47 | m | 75.50 | l | 62.85 | m | 51.02 | j | 42.32 | m | 31.93 | k | ----- | z |
2009 | 31.87 | l | 35.81 | g | 39.60 | e | 50.00 | 57.71 | l | 67.96 | d | 73.07 | c | 72.92 | a | 65.82 | b | 47.96 | d | 37.57 | b | 24.44 | 53.26 | c | ||
2010 | 34.93 | a | 37.54 | 43.55 | a | 47.71 | a | 53.90 | 64.68 | 72.73 | 70.74 | 62.10 | 53.82 | 38.05 | 30.69 | 50.87 | ||||||||||
2011 | 28.19 | 34.14 | 42.69 | 45.62 | 53.45 | 62.72 | 72.06 | 74.18 | 65.98 | 51.97 | 38.50 | 27.98 | 49.79 | |||||||||||||
2012 | 32.31 | 36.36 | 44.74 | 52.35 | 57.94 | 65.71 | a | 77.76 | 73.97 | 63.37 | 48.60 | 40.98 | 35.06 | 52.43 | ||||||||||||
2013 | 15.74 | 35.68 | 43.19 | 51.12 | 60.65 | 67.38 | 78.66 | 75.10 | 65.05 | 48.06 | n | 31.75 | v | 21.10 | 51.37 | b | ||||||||||
2014 | 29.10 | 40.04 | p | ----- | z | ----- | z | 60.60 | 66.93 | 77.68 | 73.13 | 64.27 | 53.03 | 34.50 | 36.03 | 55.03 | c | |||||||||
2015 | 29.85 | 41.89 | 46.42 | 49.30 | 61.29 | 74.47 | 75.00 | 73.50 | 62.15 | 55.37 | 37.05 | 33.21 | 53.29 | |||||||||||||
2016 | 30.87 | 37.41 | 46.15 | 54.32 | 60.52 | 68.63 | 74.31 | g | 71.72 | b | 63.00 | w | 52.87 | a | 41.88 | a | 19.55 | 48.39 | b | |||||||
2017 | 18.31 | 34.16 | 46.54 | e | 49.55 | 58.03 | b | 67.69 | a | 77.35 | a | 74.03 | 63.17 | 48.13 | 42.54 | c | 26.92 | 50.53 | ||||||||
2018 | 34.69 | 36.75 | 42.93 | d | 50.66 | a | 63.45 | 66.77 | b | 76.83 | m | 71.74 | 61.10 | 50.02 | 35.45 | a | 32.03 | 49.60 | a | |||||||
2019 | 33.65 | 34.80 | 41.03 | 52.28 | 58.79 | 66.83 | 73.50 | 74.00 | 63.03 | 43.60 | 36.70 | 34.90 | 51.09 | |||||||||||||
2020 | 35.97 | 36.02 | 43.32 | 50.53 | 58.92 | 65.47 | 72.94 | 73.61 | 63.45 | 51.55 | 38.70 | 28.92 | 51.62 | |||||||||||||
2021 | 34.13 | 34.27 | 42.13 | 49.70 | 58.50 | 73.95 | 80.29 | 72.71 | 62.88 | 53.56 | 41.70 | 32.98 | 53.07 | |||||||||||||
2022 | 27.89 | 30.91 | 44.63 | 45.67 | 55.66 | 65.60 | 78.06 | 78.13 | 67.92 | 54.42 | 33.28 | 28.32 | 50.87 | |||||||||||||
2023 | 33.37 | 32.08 | b | 37.90 | 47.73 | 63.31 | 66.42 | 77.81 | 74.13 | 64.52 | 53.21 | 39.00 | 34.52 | 52.00 | ||||||||||||
2024 | 30.05 | 39.78 | 43.32 | 50.37 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 37.72 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 29.94 | 35.84 | 43.34 | 50.25 | 58.94 | 67.19 | 75.70 | 73.63 | 64.27 | 50.91 | 38.41 | 29.78 | 51.56 | |||||||||||||
S.D. | 5.85 | 2.86 | 2.31 | 2.92 | 2.93 | 3.25 | 3.00 | 1.66 | 2.22 | 3.01 | 2.76 | 5.12 | 1.13 | |||||||||||||
SKEW | -1.41 | 0.36 | -0.69 | 0.63 | -0.35 | 0.71 | -0.24 | 0.84 | 0.81 | -0.64 | -0.20 | -0.66 | 0.17 | |||||||||||||
MAX | 35.97 | 41.89 | 46.54 | 57.48 | 63.45 | 74.47 | 80.29 | 78.13 | 69.20 | 55.37 | 42.54 | 36.03 | 53.29 | |||||||||||||
MIN | 15.74 | 30.91 | 37.90 | 45.62 | 53.45 | 61.31 | 70.44 | 70.74 | 61.10 | 43.60 | 33.28 | 19.55 | 49.79 | |||||||||||||
YRS | 15 | 14 | 17 | 20 | 16 | 18 | 15 | 16 | 15 | 18 | 15 | 15 | 10 |