YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1985 | ----- | z | ----- | z | 36.03 | 40.80 | 47.42 | 56.07 | 61.26 | 58.26 | 50.33 | 44.16 | 35.97 | 27.58 | 45.79 | b | ||||||||||
1986 | 30.10 | 34.61 | 36.77 | 42.70 | 46.71 | 55.20 | 59.42 | 60.23 | 50.80 | 41.87 | 35.90 | 28.74 | 43.59 | |||||||||||||
1987 | 26.53 | a | 29.71 | 32.13 | 40.30 | 45.39 | 53.73 | 59.84 | 56.10 | 51.21 | a | 46.81 | 33.77 | 27.58 | 41.92 | |||||||||||
1988 | 27.71 | 31.41 | 32.45 | 37.34 | a | 46.61 | 55.73 | 60.03 | 58.90 | 51.23 | 46.10 | 36.17 | a | 27.13 | a | 42.57 | ||||||||||
1989 | 27.48 | 34.36 | 38.52 | 44.33 | 49.10 | 56.27 | 61.10 | a | 58.26 | 51.80 | 43.00 | 34.80 | 28.32 | 43.94 | ||||||||||||
1990 | 27.39 | 27.54 | b | 35.42 | 42.03 | 47.97 | 61.93 | 60.19 | 56.00 | 54.60 | 41.87 | 36.23 | 30.48 | 43.47 | ||||||||||||
1991 | 29.61 | 33.04 | 32.29 | 37.97 | 46.13 | 49.90 | 59.26 | 58.06 | 51.97 | 45.13 | 33.48 | a | 30.42 | 42.27 | ||||||||||||
1992 | 26.87 | a | 32.55 | 41.84 | 51.97 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.31 | h | |||
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 60.96 | d | 60.32 | ----- | z | 45.26 | 37.47 | 28.73 | a | 46.55 | g | |||
1998 | 31.97 | 31.68 | 35.20 | a | 39.07 | 48.23 | 57.23 | 62.77 | 61.77 | 58.14 | a | 48.33 | a | 38.93 | b | 32.19 | 45.46 | |||||||||
1999 | 33.60 | a | 35.11 | 38.35 | 40.57 | 50.77 | 58.30 | 60.97 | 59.33 | a | 56.07 | 45.71 | 39.33 | 31.29 | 45.78 | |||||||||||
2000 | 33.55 | 36.83 | 35.68 | 44.20 | 54.90 | 61.18 | b | 61.87 | 60.00 | a | 57.50 | 47.19 | 32.60 | 33.00 | 46.54 | |||||||||||
2001 | 29.06 | 33.79 | 37.39 | 43.77 | 53.29 | 60.20 | e | 61.31 | b | 59.97 | 57.37 | c | 47.55 | 40.14 | a | 29.03 | a | 46.07 | ||||||||
2002 | 33.03 | a | 33.61 | 36.65 | 48.47 | 51.29 | 63.13 | 63.52 | 60.52 | 57.27 | 46.94 | 37.93 | 30.45 | 46.90 | ||||||||||||
2003 | 34.13 | 35.64 | 35.20 | a | 41.90 | 50.74 | d | 59.60 | 65.50 | a | 61.94 | 57.60 | 51.06 | 40.27 | 30.77 | a | 47.03 | |||||||||
2004 | 33.00 | 29.83 | 41.18 | c | 42.20 | 51.35 | 56.53 | 61.93 | d | 58.63 | a | 52.79 | a | 40.03 | 28.34 | a | 26.89 | d | 43.56 | |||||||
2005 | 29.89 | c | 36.22 | a | 37.55 | 42.81 | c | 52.07 | b | 59.27 | d | 64.74 | 60.06 | 58.63 | 47.16 | 38.07 | a | 34.52 | 46.75 | |||||||
2006 | 32.81 | 36.04 | 39.16 | 44.97 | 54.00 | a | 61.70 | 64.03 | 59.77 | 54.30 | 46.67 | a | 39.38 | a | 30.32 | 46.93 | ||||||||||
2007 | 29.26 | 33.04 | 38.10 | 43.97 | 50.73 | a | 59.79 | a | 62.07 | c | 62.39 | 57.79 | a | 47.48 | 42.47 | 31.79 | b | 46.57 | ||||||||
2008 | 32.84 | 33.96 | a | 36.38 | b | 43.10 | 49.00 | a | 60.70 | 62.00 | 60.68 | 54.27 | 46.93 | a | 38.97 | 34.20 | a | 46.09 | ||||||||
2009 | 33.90 | 34.25 | 39.16 | 42.07 | 53.69 | b | 58.83 | a | 64.16 | 61.53 | a | 55.27 | 47.42 | 38.13 | 31.55 | 46.66 | ||||||||||
2010 | 30.71 | 31.82 | 34.86 | c | 43.56 | c | 47.45 | 61.07 | b | 62.55 | b | 61.86 | c | 57.63 | c | 48.03 | b | 34.82 | b | 34.74 | d | 45.76 | ||||
2011 | 29.79 | c | 30.30 | a | 39.78 | d | 47.14 | b | 49.48 | d | 62.95 | i | 64.08 | f | 62.75 | g | 55.70 | c | 47.81 | e | 37.17 | a | 29.75 | c | 40.77 | c |
2012 | 34.33 | g | 32.87 | f | 35.53 | a | 45.76 | e | 53.80 | a | 62.27 | d | 63.00 | b | 62.32 | 56.45 | a | 48.93 | b | 40.89 | c | 33.26 | d | 50.22 | b | |
2013 | 27.61 | 28.15 | a | 39.82 | c | 44.00 | e | 52.07 | c | 63.86 | b | 62.70 | h | 60.52 | d | 56.41 | a | 45.46 | c | 39.29 | f | 31.62 | e | 44.95 | b | |
2014 | 34.37 | a | 37.60 | c | 39.88 | g | 43.97 | 50.39 | 64.17 | a | 62.83 | b | 59.13 | 58.63 | 48.77 | 39.50 | b | 33.56 | m | 49.94 | b | |||||
2015 | 32.45 | 38.70 | a | 42.00 | h | 44.40 | 46.97 | 61.37 | c | 62.46 | g | 62.10 | b | 58.57 | g | 50.83 | h | 37.23 | 31.03 | b | 44.28 | d | ||||
2016 | 29.20 | a | 33.89 | b | 40.53 | a | 42.14 | a | 49.97 | a | 61.86 | b | 65.00 | 59.13 | a | 55.00 | p | 50.23 | r | ----- | z | 37.83 | a | 46.62 | c | |
2017 | 33.77 | e | 37.94 | k | 42.42 | 44.93 | a | 53.00 | o | 62.29 | w | 63.10 | 60.92 | r | 59.33 | x | 50.21 | q | 45.47 | 34.39 | 44.01 | f | ||||
2018 | 33.10 | 37.61 | 39.04 | g | 48.63 | 52.74 | 62.75 | b | 64.14 | b | 62.68 | 57.43 | 48.39 | 34.33 | c | 34.61 | 48.76 | a | ||||||||
2019 | 31.09 | h | 34.41 | f | 38.61 | 45.04 | b | 46.48 | f | 58.14 | a | 64.40 | f | 61.94 | 55.54 | f | ----- | z | ----- | z | ----- | z | 50.93 | h | ||
2020 | 32.80 | p | ----- | z | ----- | z | 47.50 | v | 55.00 | l | 62.19 | n | 64.68 | l | ----- | z | ----- | z | 49.71 | c | ----- | z | ----- | z | 49.71 | k |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2022 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.88 | 33.51 | 37.30 | 43.47 | 50.08 | 59.29 | 62.21 | 60.09 | 55.25 | 46.44 | 37.32 | 31.15 | 45.15 | |||||||||||||
S.D. | 2.58 | 2.90 | 2.77 | 3.09 | 2.71 | 3.38 | 1.76 | 1.79 | 2.73 | 2.52 | 3.40 | 2.71 | 1.76 | |||||||||||||
SKEW | -0.22 | -0.27 | -0.11 | 0.45 | 0.02 | -0.81 | 0.08 | -0.55 | -0.51 | -0.79 | -0.19 | 0.39 | -0.59 | |||||||||||||
MAX | 34.37 | 38.70 | 42.42 | 51.97 | 54.90 | 64.17 | 65.50 | 62.68 | 58.63 | 51.06 | 45.47 | 37.83 | 47.03 | |||||||||||||
MIN | 26.53 | 27.54 | 32.13 | 37.34 | 45.39 | 49.90 | 59.26 | 56.00 | 50.33 | 40.03 | 28.34 | 26.89 | 41.92 | |||||||||||||
YRS | 27 | 26 | 27 | 30 | 27 | 27 | 26 | 28 | 25 | 27 | 27 | 28 | 19 |