YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1990 | ----- | z | ----- | z | ----- | z | 43.93 | 50.81 | 64.37 | 63.74 | 59.45 | 56.50 | 41.84 | 35.63 | 27.07 | a | 49.26 | c | ||||||||
1991 | 29.16 | 33.11 | 34.07 | a | 39.83 | 47.55 | 55.40 | 62.97 | 62.55 | b | 54.27 | 42.15 | d | 32.07 | 28.45 | 43.46 | ||||||||||
1992 | 25.60 | a | 31.34 | 35.83 | b | 42.60 | 47.97 | 54.13 | 61.61 | 60.90 | 54.33 | 43.25 | c | 28.33 | 27.90 | b | 42.82 | |||||||||
1993 | 33.42 | 31.36 | 33.80 | f | 39.08 | f | 50.00 | 55.70 | 64.32 | 62.77 | 53.67 | 40.45 | 32.57 | 27.32 | 45.16 | b | ||||||||||
1994 | 23.10 | b | 28.14 | 35.45 | 42.03 | a | 46.97 | 64.10 | 65.94 | 65.77 | 57.50 | 44.28 | b | 34.04 | c | 30.97 | b | 44.86 | ||||||||
1995 | 28.69 | b | 34.52 | c | 35.58 | 36.10 | 46.97 | 55.67 | 62.06 | 63.87 | 56.40 | 41.32 | 35.37 | 27.52 | 43.67 | |||||||||||
1996 | 24.30 | a | 34.54 | a | 31.35 | 41.89 | c | 53.26 | h | 62.31 | a | 66.06 | 61.84 | 54.03 | 43.93 | a | 32.35 | d | 24.28 | b | 43.35 | a | ||||
1997 | 27.58 | e | 26.32 | c | 34.57 | c | 40.63 | c | 53.48 | b | 59.20 | 64.16 | 63.48 | 61.81 | c | 42.97 | b | 34.64 | b | 24.38 | b | 44.44 | ||||
1998 | 26.74 | 28.42 | i | 33.70 | d | 35.89 | b | 46.52 | 56.70 | 64.97 | 61.65 | 56.77 | 46.29 | 33.64 | b | 26.28 | b | 44.47 | a | |||||||
1999 | 24.25 | c | 27.29 | 33.48 | 41.14 | b | 50.74 | 58.17 | 63.48 | 60.60 | a | 55.39 | b | 39.19 | 31.38 | a | 22.70 | d | 42.32 | |||||||
2000 | 26.18 | c | 28.89 | a | 32.36 | c | 41.38 | a | 52.21 | c | 61.77 | 65.57 | c | 62.06 | 58.00 | 44.58 | g | 29.80 | e | 20.83 | y | 45.82 | b | |||
2001 | 25.12 | o | 29.90 | h | 31.80 | p | 44.38 | v | 54.70 | u | 62.17 | r | 63.35 | 61.10 | 55.87 | 39.17 | b | 33.41 | a | 22.08 | f | 50.58 | g | |||
2002 | 25.17 | h | 29.78 | e | 34.96 | f | 45.90 | i | 53.30 | k | 66.18 | b | 65.07 | d | 62.85 | d | 56.12 | d | 43.95 | k | 34.48 | e | 29.32 | f | 52.41 | f |
2003 | 28.60 | f | 35.50 | f | 44.64 | t | 45.59 | h | 49.86 | x | 65.43 | g | 71.39 | c | 68.81 | d | 60.16 | e | 49.78 | h | 37.73 | h | 26.16 | l | 66.79 | i |
2004 | 32.59 | i | 27.38 | h | 47.11 | c | 45.85 | j | 52.85 | e | 59.76 | a | 65.77 | 61.06 | 53.55 | a | 44.97 | 32.83 | a | 27.28 | b | 49.46 | c | |||
2005 | 31.68 | 35.35 | b | 34.20 | a | 37.46 | b | 52.10 | a | 57.38 | a | 66.14 | b | 61.52 | 56.13 | 44.74 | 32.93 | 26.67 | a | 44.69 | ||||||
2006 | 23.17 | b | 32.00 | a | 34.61 | 44.07 | 53.97 | 62.20 | 65.80 | a | 62.87 | 53.07 | 43.13 | 32.00 | b | 22.48 | 44.11 | |||||||||
2007 | 24.42 | 29.21 | 33.39 | 40.90 | a | 49.97 | 61.37 | 65.06 | 63.35 | 56.53 | 41.61 | 35.70 | 25.13 | 43.89 | ||||||||||||
2008 | 26.29 | 28.66 | 31.61 | 37.57 | 48.10 | a | 62.14 | a | 63.81 | e | 60.33 | d | 50.52 | i | 39.71 | 30.03 | 25.16 | 41.22 | a | |||||||
2009 | 22.57 | a | 27.04 | 34.60 | a | 39.24 | a | 52.87 | 58.53 | 64.87 | 61.74 | 55.73 | 42.29 | 32.00 | 26.63 | a | 43.18 | |||||||||
2010 | 25.35 | 29.82 | 31.80 | a | 38.77 | 45.87 | 59.69 | a | 64.77 | 59.03 | a | 51.47 | 41.84 | 27.47 | 26.37 | a | 41.85 | |||||||||
2011 | 21.42 | 22.18 | 34.07 | a | 43.67 | 46.81 | 60.57 | 67.03 | 61.90 | 56.63 | 43.26 | 33.43 | 27.70 | a | 43.22 | |||||||||||
2012 | 28.19 | 33.41 | 33.06 | 43.27 | 50.13 | 62.47 | 63.84 | 62.10 | a | 55.41 | a | 44.16 | 34.53 | 27.03 | 44.80 | |||||||||||
2013 | 24.19 | 24.39 | 34.16 | 39.07 | 49.38 | b | 58.13 | 65.37 | a | 62.36 | c | 56.80 | 40.68 | i | 32.30 | 26.32 | 42.95 | a | ||||||||
2014 | ----- | z | ----- | z | ----- | z | 44.53 | 49.30 | a | 65.47 | 66.35 | 61.77 | 59.72 | a | 46.61 | 33.87 | 30.58 | 50.91 | c | |||||||
2015 | 27.90 | 34.61 | 38.97 | 42.10 | 49.87 | 61.57 | 64.52 | 63.32 | 56.67 | 48.68 | 35.48 | a | 24.39 | 45.67 | ||||||||||||
2016 | 27.57 | h | 26.71 | a | 33.96 | e | 38.21 | k | 48.58 | e | 60.94 | l | 66.03 | b | 60.47 | a | 54.83 | 44.42 | 34.87 | 28.90 | 44.31 | c | ||||
2017 | 27.58 | 33.93 | a | 38.03 | a | 42.40 | 46.84 | 61.23 | 64.35 | 61.58 | 56.07 | 47.30 | a | 39.17 | 28.84 | 45.61 | ||||||||||
2018 | 25.61 | 34.89 | 37.27 | a | 43.80 | 51.06 | 61.87 | 66.97 | 63.97 | 58.17 | 48.52 | 31.57 | 30.97 | 46.22 | ||||||||||||
2019 | 25.65 | 28.05 | g | 36.03 | 41.80 | 46.58 | 58.33 | 65.17 | m | 65.68 | 59.20 | 44.55 | 37.87 | 31.96 | d | 44.76 | b | |||||||||
2020 | 27.29 | 30.97 | 37.74 | 40.37 | 51.19 | 59.60 | 66.65 | 66.48 | 55.47 | 43.68 | 37.07 | 23.26 | 44.98 | |||||||||||||
2021 | 24.23 | 29.29 | 33.94 | 46.03 | 52.03 | 65.10 | 65.06 | 64.10 | 56.60 | 44.71 | 35.77 | 34.84 | 45.97 | |||||||||||||
2022 | 27.81 | 24.32 | 31.06 | 41.63 | 51.23 | 64.13 | 66.90 | 64.13 | 56.90 | 42.55 | 30.70 | 28.48 | 44.15 | |||||||||||||
2023 | 25.03 | 25.50 | 33.77 | 41.57 | 48.39 | 58.70 | 68.65 | 65.26 | 60.03 | 49.03 | 39.90 | 28.42 | 45.35 | |||||||||||||
2024 | 28.74 | 33.10 | 36.65 | 36.69 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.83 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.29 | 30.02 | 34.91 | 41.20 | 49.68 | 60.38 | 65.23 | 62.67 | 56.36 | 43.69 | 33.55 | 27.28 | 44.26 | |||||||||||||
S.D. | 2.68 | 3.67 | 3.07 | 2.52 | 2.34 | 3.17 | 1.85 | 2.06 | 2.20 | 2.63 | 2.79 | 2.79 | 1.22 | |||||||||||||
SKEW | 0.62 | -0.28 | 2.20 | -0.41 | 0.08 | -0.07 | 0.90 | 0.84 | 0.33 | 0.31 | 0.12 | 0.51 | -0.23 | |||||||||||||
MAX | 33.42 | 35.35 | 47.11 | 46.03 | 53.97 | 66.18 | 71.39 | 68.81 | 61.81 | 49.03 | 39.90 | 34.84 | 46.22 | |||||||||||||
MIN | 21.42 | 22.18 | 31.06 | 35.89 | 45.87 | 54.13 | 61.61 | 59.03 | 51.47 | 39.17 | 27.47 | 22.48 | 41.85 | |||||||||||||
YRS | 28 | 28 | 29 | 28 | 30 | 31 | 33 | 34 | 33 | 30 | 33 | 30 | 20 |