YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.82 | a | 57.97 | a | 51.67 | b | 37.28 | 30.27 | a | 49.00 | g | |
1989 | 30.87 | a | 18.93 | 37.19 | 43.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.30 | b | 26.89 | 32.60 | f | ||||
1990 | 31.61 | 29.45 | 32.75 | a | 42.43 | 47.44 | 64.25 | 63.48 | 65.67 | a | 61.52 | 46.77 | 39.98 | 22.90 | 45.69 | |||||||||||
1991 | 26.48 | 36.38 | 36.08 | 40.28 | 51.21 | 59.97 | 66.40 | 66.21 | 57.38 | 46.88 | a | 32.76 | a | 33.00 | 46.09 | |||||||||||
1992 | 32.74 | 35.79 | 38.98 | 46.93 | a | 53.32 | 57.50 | 62.50 | c | 63.05 | 60.28 | c | 50.53 | 30.95 | 28.24 | 46.74 | ||||||||||
1993 | 27.32 | a | 26.20 | 36.77 | 39.92 | 51.02 | 57.81 | a | 63.77 | a | 63.64 | b | 53.45 | 44.48 | 32.18 | 31.95 | 44.04 | |||||||||
1994 | 31.26 | 28.98 | 38.34 | 41.85 | c | 54.90 | a | 64.68 | 66.68 | 69.32 | 61.89 | b | 45.87 | 33.48 | b | 34.97 | 47.69 | |||||||||
1995 | 31.16 | 33.93 | a | 35.08 | 39.02 | 43.52 | 57.67 | 66.60 | 71.21 | 57.40 | 46.48 | a | 39.09 | a | 32.90 | 46.17 | ||||||||||
1996 | 27.16 | 30.64 | a | 33.18 | 42.92 | 51.29 | 61.45 | 67.61 | 67.03 | 57.41 | a | 47.66 | 37.23 | 30.52 | a | 46.18 | ||||||||||
1997 | 27.05 | 28.00 | 38.92 | 36.05 | a | 50.52 | a | 61.20 | 67.90 | 63.32 | 57.52 | 46.85 | 34.47 | 29.94 | 45.14 | |||||||||||
1998 | 33.97 | b | 30.77 | 32.77 | 39.15 | 52.73 | 55.28 | a | 68.60 | 67.19 | 63.83 | 46.53 | 38.78 | 28.98 | 46.55 | |||||||||||
1999 | 32.05 | 36.09 | 38.35 | 37.00 | 47.92 | 57.47 | 68.81 | 65.30 | a | 53.35 | 48.89 | 46.07 | a | 33.79 | 47.09 | |||||||||||
2000 | 31.24 | 35.98 | a | 36.37 | 44.95 | 54.22 | a | 60.18 | 69.63 | 68.65 | 57.43 | 44.73 | c | 28.52 | a | 27.11 | 46.58 | |||||||||
2001 | 29.33 | a | 27.15 | a | 33.52 | 40.83 | a | 50.48 | 62.07 | 70.19 | 66.53 | 61.27 | ----- | z | 41.50 | 30.13 | a | 46.64 | a | |||||||
2002 | 28.02 | 28.54 | a | 29.06 | 41.87 | 47.58 | 65.22 | 72.35 | 63.98 | 58.45 | 39.98 | 35.10 | 32.45 | 45.22 | ||||||||||||
2003 | 36.08 | 25.89 | 35.26 | 43.80 | 49.63 | a | 55.43 | 72.37 | 69.53 | 55.00 | 52.98 | 32.43 | 32.87 | 46.77 | ||||||||||||
2004 | 32.26 | 29.21 | a | 40.22 | a | 42.48 | 52.19 | 56.86 | a | 64.24 | 61.77 | 57.58 | 47.32 | 36.32 | 33.38 | a | 46.15 | |||||||||
2005 | 34.11 | 32.16 | 35.55 | 41.73 | 49.84 | 59.05 | 71.66 | 65.69 | 60.86 | b | 48.85 | a | 40.47 | 29.42 | 47.45 | |||||||||||
2006 | 35.13 | 27.79 | 33.28 | a | 46.05 | 54.23 | 65.62 | 68.53 | 66.08 | 53.50 | 45.48 | a | 38.57 | 31.61 | 47.16 | |||||||||||
2007 | 25.83 | a | 32.50 | 40.92 | 40.32 | 52.52 | 62.72 | 70.92 | 68.63 | 59.50 | 49.79 | 39.05 | 25.56 | 47.35 | ||||||||||||
2008 | 24.05 | 28.95 | a | 32.63 | 36.23 | 48.11 | 57.05 | 69.73 | 64.27 | 54.84 | a | 47.18 | 42.03 | a | 26.57 | a | 44.30 | |||||||||
2009 | 32.00 | 34.07 | 37.26 | 39.62 | 50.40 | 55.40 | a | 63.03 | a | 63.10 | 57.08 | 36.08 | 39.87 | 23.39 | 44.27 | |||||||||||
2010 | 30.77 | 24.96 | 35.15 | 39.37 | 45.81 | 59.37 | 67.22 | b | 67.19 | 62.98 | 52.02 | 36.75 | 35.25 | a | 46.40 | |||||||||||
2011 | 31.16 | 26.45 | 38.97 | 41.78 | 48.98 | i | 61.91 | a | 70.19 | 72.74 | 61.12 | 50.76 | 40.52 | 29.65 | 47.75 | a | ||||||||||
2012 | 34.23 | 26.79 | 42.95 | 47.32 | 52.97 | 62.94 | u | 69.73 | t | 68.45 | 60.93 | 44.98 | 42.75 | 30.71 | 45.21 | b | ||||||||||
2013 | 30.98 | 27.56 | a | 33.38 | b | 36.33 | 50.50 | a | 64.78 | 66.82 | 68.58 | 61.40 | e | 40.43 | i | 38.42 | 27.18 | 45.99 | a | |||||||
2014 | 30.38 | a | 26.41 | 35.26 | 41.63 | 50.08 | a | 59.42 | 66.87 | 64.58 | 58.92 | 50.56 | 34.33 | 31.18 | 45.80 | |||||||||||
2015 | 33.37 | 31.29 | 39.74 | 42.23 | 45.02 | 63.80 | 65.56 | 67.53 | 64.70 | 50.62 | f | 36.02 | 29.74 | 47.18 | a | |||||||||||
2016 | 31.81 | 35.36 | ----- | z | 40.00 | j | 48.60 | a | 66.08 | 69.60 | 64.95 | 59.55 | 52.66 | 43.65 | 25.29 | 49.76 | b | |||||||||
2017 | 28.18 | 35.43 | 42.11 | 41.14 | b | 48.71 | 62.42 | 69.95 | 62.74 | 57.65 | 44.85 | n | 41.87 | 33.85 | 47.64 | a | ||||||||||
2018 | 33.44 | 25.43 | 37.27 | 40.83 | 53.13 | 64.97 | 66.61 | 65.39 | 61.85 | 42.74 | 33.22 | 29.08 | 46.16 | |||||||||||||
2019 | 30.00 | 25.82 | 30.74 | 41.97 | 44.30 | i | 58.67 | 68.03 | 67.44 | 62.21 | b | 39.34 | 36.17 | 31.82 | c | 44.75 | a | |||||||||
2020 | 31.24 | 25.62 | 36.50 | 39.50 | 51.42 | 63.75 | 69.58 | 70.66 | 58.73 | 46.15 | 40.98 | a | 32.26 | 47.20 | ||||||||||||
2021 | 30.11 | 23.84 | 34.89 | 44.36 | l | 49.65 | 66.42 | 71.48 | 68.45 | 64.75 | 49.60 | 42.25 | 35.85 | 48.84 | a | |||||||||||
2022 | 31.32 | 25.38 | 35.08 | 41.73 | 49.09 | d | 63.13 | 70.06 | 69.37 | 63.87 | 49.13 | 32.40 | 28.16 | 46.56 | ||||||||||||
2023 | 25.56 | 29.11 | 28.77 | 41.79 | p | 53.23 | k | 57.32 | 67.40 | 66.56 | 61.40 | 49.24 | 40.00 | 33.72 | a | 45.91 | b | |||||||||
2024 | 26.31 | 33.50 | 34.83 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 29.90 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.52 | 29.45 | 35.98 | 41.27 | 50.26 | 60.88 | 68.01 | 66.65 | 59.36 | 47.17 | 37.60 | 30.29 | 46.20 | |||||||||||||
S.D. | 2.91 | 4.19 | 3.39 | 2.80 | 2.72 | 3.44 | 2.66 | 2.60 | 3.14 | 3.88 | 4.02 | 3.25 | 1.01 | |||||||||||||
SKEW | -0.34 | 0.01 | -0.08 | 0.13 | -0.47 | -0.03 | -0.35 | 0.18 | -0.21 | -0.93 | -0.19 | -0.43 | -0.71 | |||||||||||||
MAX | 36.08 | 36.38 | 42.95 | 47.32 | 54.90 | 66.42 | 72.37 | 72.74 | 64.75 | 52.98 | 46.07 | 35.85 | 47.69 | |||||||||||||
MIN | 24.05 | 18.93 | 28.77 | 36.05 | 43.52 | 55.28 | 62.50 | 61.77 | 53.35 | 36.08 | 28.52 | 22.90 | 44.04 | |||||||||||||
YRS | 36 | 36 | 34 | 32 | 31 | 33 | 33 | 35 | 35 | 31 | 36 | 36 | 24 |