YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1988 | ----- | z | ----- | z | ----- | z | 46.04 | f | 52.00 | a | 61.17 | 61.50 | a | 61.57 | a | 55.33 | 49.53 | a | 39.45 | a | 29.57 | a | 51.26 | d | ||
1989 | 32.32 | 32.14 | 41.55 | 50.03 | 60.33 | a | 62.29 | b | 66.32 | c | 63.34 | b | 52.97 | 46.93 | a | 39.10 | a | 24.71 | 47.67 | |||||||
1990 | 30.55 | 34.32 | 38.32 | 47.70 | 56.32 | 68.40 | 62.00 | 60.43 | c | 58.35 | m | 47.96 | c | 40.21 | a | 34.00 | 47.29 | a | ||||||||
1991 | 31.55 | 36.29 | 40.06 | 47.13 | 57.11 | c | 60.34 | a | 62.26 | 61.41 | b | 53.57 | 47.57 | a | 35.20 | 34.45 | 47.25 | |||||||||
1992 | 29.26 | 36.76 | 40.43 | c | 48.47 | 53.23 | 60.07 | 64.07 | b | 60.77 | 59.13 | 48.29 | 33.27 | 33.70 | a | 47.29 | ||||||||||
1993 | 34.71 | 36.00 | 38.47 | a | 46.13 | 54.80 | a | 61.37 | c | 65.44 | f | 62.37 | a | 56.96 | b | 47.03 | a | 33.68 | e | 32.23 | 45.80 | a | ||||
1994 | 30.23 | 35.93 | 39.97 | 44.93 | 54.58 | 67.34 | a | 65.33 | a | 63.35 | e | 56.97 | a | 50.70 | a | 40.72 | a | 36.43 | c | 48.87 | ||||||
1995 | 34.21 | b | 41.21 | 41.81 | 44.56 | c | 54.20 | a | 59.79 | b | 65.79 | b | 64.60 | f | 59.27 | 50.14 | b | 40.62 | d | 34.57 | a | 47.83 | a | |||
1996 | 32.10 | 38.50 | e | 36.82 | c | 47.69 | a | 64.48 | 65.76 | a | 65.37 | a | 62.83 | a | 56.07 | 48.13 | 40.34 | a | 36.29 | c | 49.53 | |||||
1997 | 30.94 | 31.42 | d | 39.90 | b | 41.00 | b | 53.72 | b | 60.10 | a | 63.55 | 63.38 | g | 59.77 | 47.35 | 35.07 | 27.43 | a | 44.57 | a | |||||
1998 | 34.06 | 32.93 | a | 37.33 | a | 43.23 | 58.29 | c | 67.97 | 65.90 | b | 62.42 | g | 61.50 | 52.50 | e | 42.38 | a | 32.14 | b | 48.02 | a | ||||
1999 | 36.63 | a | 39.41 | k | 41.29 | 47.97 | 55.97 | 63.97 | a | 63.63 | a | 60.96 | g | 53.88 | f | 45.00 | d | 38.90 | j | 28.66 | b | 47.89 | d | |||
2000 | 33.77 | i | 37.08 | d | 38.38 | e | 46.96 | c | 58.29 | 59.86 | b | 65.00 | g | 62.04 | f | 56.62 | a | 49.24 | b | 31.19 | c | 27.37 | a | 45.00 | c | |
2001 | 25.38 | j | 35.11 | 37.32 | c | 44.59 | c | 56.26 | h | 63.58 | d | 63.11 | c | 61.57 | h | 55.08 | d | 47.48 | f | 39.76 | e | 32.19 | e | 46.34 | d | |
2002 | 36.00 | 29.63 | a | 37.73 | a | 51.30 | g | 56.79 | c | 65.62 | a | 64.00 | e | 66.82 | i | 58.93 | b | 49.90 | a | 39.42 | d | 34.14 | b | 47.22 | b | |
2003 | 32.74 | 37.62 | d | 40.04 | f | 51.40 | e | 58.23 | 62.86 | a | 63.60 | a | 63.86 | i | 59.18 | h | 50.37 | d | 44.65 | g | 32.90 | b | 48.72 | d | ||
2004 | 34.69 | b | 31.65 | f | 44.14 | b | 48.00 | b | 57.96 | e | 63.32 | b | 64.45 | b | 62.33 | j | 56.88 | d | 52.17 | b | 36.08 | d | 33.35 | e | 49.10 | b |
2005 | 36.93 | a | 36.25 | 38.97 | 44.08 | e | 54.37 | d | 62.15 | c | 63.87 | a | 61.92 | g | 59.60 | j | 47.08 | e | 40.37 | 34.04 | c | 45.81 | b | |||
2006 | 34.93 | c | 35.82 | 42.00 | b | 51.52 | e | 59.84 | 64.14 | b | 66.13 | a | ----- | z | 57.85 | j | 49.13 | a | 41.96 | c | 33.96 | f | 49.50 | c | ||
2007 | 27.24 | b | 36.84 | c | 40.72 | f | 47.06 | m | 53.71 | 60.77 | h | 61.69 | b | 63.82 | i | ----- | z | ----- | z | 40.47 | k | 30.86 | c | 42.07 | g | |
2008 | 29.93 | a | 38.12 | e | 38.97 | b | 46.25 | f | 56.90 | b | ----- | z | 63.97 | 62.69 | e | 54.09 | g | 51.81 | d | 38.21 | a | 32.37 | a | 45.89 | c | |
2009 | 30.19 | d | ----- | z | 44.21 | g | 50.73 | h | 57.39 | 64.45 | j | 66.23 | e | 64.76 | f | 56.08 | d | 50.22 | h | 40.40 | 33.96 | d | 47.37 | f | ||
2010 | 27.58 | l | ----- | z | ----- | z | ----- | z | 56.29 | 67.60 | 64.10 | 63.58 | 59.63 | 50.16 | 40.37 | 38.03 | 54.97 | d | ||||||||
2011 | 31.39 | 30.39 | 47.65 | 53.87 | 57.74 | 70.80 | 68.39 | 70.65 | 62.13 | 51.74 | 42.13 | 30.19 | 51.42 | |||||||||||||
2012 | 35.45 | 37.28 | 47.26 | 53.27 | 60.10 | 67.90 | 66.19 | 67.26 | 59.80 | 52.61 | 45.73 | 37.97 | 52.57 | |||||||||||||
2013 | 30.61 | 36.18 | 42.61 | 47.40 | 56.81 | 66.47 | 64.55 | 66.42 | 61.43 | 51.48 | 40.57 | 35.10 | 49.97 | |||||||||||||
2014 | 31.39 | 38.57 | 38.77 | 49.10 | 57.94 | 69.07 | 66.93 | a | 65.90 | 59.77 | 53.45 | 37.33 | 36.06 | 50.36 | ||||||||||||
2015 | 30.65 | 36.61 | 41.00 | 50.43 | 54.81 | 62.43 | 66.32 | 65.87 | 64.33 | 53.45 | 41.67 | 38.29 | 50.49 | |||||||||||||
2016 | 34.48 | 38.69 | 44.03 | 48.37 | 55.52 | 64.27 | 70.16 | 63.97 | 60.43 | 56.55 | 45.77 | 34.81 | 51.42 | |||||||||||||
2017 | 35.06 | 42.75 | 48.55 | 51.97 | 55.48 | 66.80 | 65.23 | 63.77 | 61.73 | 50.61 | 46.43 | 36.06 | 52.04 | |||||||||||||
2018 | 32.48 | 37.57 | 44.52 | 49.43 | 64.48 | 68.83 | 67.26 | 65.68 | 59.10 | 51.65 | 38.10 | 35.13 | 51.19 | |||||||||||||
2019 | 32.16 | 37.82 | 41.10 | 50.73 | 56.10 | 62.33 | 68.58 | 70.19 | 64.60 | 47.13 | 40.73 | 37.48 | 50.75 | |||||||||||||
2020 | 36.39 | 35.69 | 46.65 | 49.73 | 59.74 | 66.20 | 70.23 | 70.58 | 57.53 | 53.96 | h | 46.23 | 34.00 | 52.09 | a | |||||||||||
2021 | 32.32 | 34.86 | 42.45 | 46.53 | 57.55 | 67.07 | 64.94 | 65.23 | 62.57 | 55.58 | 45.93 | 46.58 | 51.80 | |||||||||||||
2022 | 32.55 | 31.21 | 40.97 | 52.73 | 63.32 | 66.93 | 69.32 | 66.45 | 60.40 | 50.03 | 37.00 | 35.58 | 50.54 | |||||||||||||
2023 | 38.10 | 34.54 | 42.39 | 47.40 | 57.68 | 69.17 | 70.10 | 69.52 | 66.10 | 54.23 | 43.10 | 39.00 | 52.61 | |||||||||||||
2024 | 30.00 | 41.24 | 44.23 | 50.52 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.49 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 32.80 | 36.11 | 41.43 | 48.21 | 57.20 | 64.73 | 65.44 | 64.95 | 59.13 | 50.30 | 39.96 | 33.99 | 50.34 | |||||||||||||
S.D. | 2.57 | 3.03 | 3.16 | 3.08 | 2.94 | 3.21 | 2.40 | 3.10 | 3.22 | 2.71 | 3.79 | 3.96 | 1.72 | |||||||||||||
SKEW | 0.14 | -0.18 | 0.63 | -0.19 | 0.82 | -0.01 | 0.46 | 0.50 | 0.14 | 0.31 | -0.21 | 0.34 | -0.59 | |||||||||||||
MAX | 38.10 | 42.75 | 48.55 | 53.87 | 64.48 | 70.80 | 70.23 | 70.65 | 66.10 | 56.55 | 46.43 | 46.58 | 52.61 | |||||||||||||
MIN | 27.24 | 29.63 | 36.82 | 41.00 | 52.00 | 59.79 | 61.50 | 60.43 | 52.97 | 45.00 | 31.19 | 24.71 | 47.25 | |||||||||||||
YRS | 33 | 32 | 32 | 30 | 35 | 33 | 34 | 23 | 29 | 32 | 33 | 35 | 17 |