YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 37.68 | f | 21.46 | f | 14.88 | f | ----- | z |
2004 | 10.07 | a | 12.41 | 26.93 | a | 30.88 | d | 39.25 | c | 46.22 | g | 50.21 | b | 48.00 | d | 40.47 | 30.66 | b | 19.96 | b | 10.80 | a | 29.06 | a | ||
2005 | 15.83 | b | 15.70 | a | 18.48 | 25.36 | b | 35.77 | 40.18 | b | 50.26 | 45.87 | 41.55 | a | 34.19 | 23.04 | b | 9.73 | a | 29.66 | ||||||
2006 | 10.79 | b | 9.78 | a | 20.19 | 29.43 | 38.63 | a | 46.97 | 52.29 | 47.97 | 35.61 | b | 29.61 | 20.68 | b | 12.97 | a | 29.58 | |||||||
2007 | 5.93 | c | 14.46 | 20.52 | 26.03 | 33.73 | a | 41.79 | a | 46.87 | a | 52.83 | a | 43.13 | 30.06 | 24.55 | a | 12.03 | 29.33 | |||||||
2008 | 6.00 | a | 12.62 | 16.00 | 24.57 | 33.19 | 41.17 | a | 50.13 | 46.65 | 40.03 | 29.27 | a | 21.03 | a | 10.03 | a | 27.56 | ||||||||
2009 | 12.00 | a | 15.79 | 19.32 | 24.67 | 38.48 | 41.59 | a | 48.83 | a | 44.74 | 39.17 | a | 24.61 | 20.90 | a | 5.07 | a | 27.93 | |||||||
2010 | 9.30 | a | 9.50 | 16.74 | 24.43 | 30.55 | 44.20 | 49.13 | 46.29 | 40.23 | 29.68 | 14.76 | a | 18.59 | b | 27.78 | ||||||||||
2011 | 5.60 | a | 6.71 | 18.68 | 23.33 | 28.61 | 40.97 | 48.19 | 48.42 | 39.57 | 26.39 | 15.21 | b | 7.90 | a | 25.80 | ||||||||||
2012 | 9.90 | a | 8.52 | 18.48 | 26.23 | 35.45 | 44.90 | 47.77 | 47.00 | 37.80 | 24.94 | 17.72 | a | 7.30 | a | 27.17 | ||||||||||
2013 | 0.87 | a | 3.54 | 13.52 | 19.77 | 32.58 | 43.07 | 46.94 | 44.32 | 37.87 | 25.44 | d | 23.38 | a | 9.13 | a | 25.03 | |||||||||
2014 | 12.17 | a | 17.75 | 20.48 | 28.43 | 37.42 | 45.50 | 53.29 | 49.68 | 46.10 | 33.90 | 21.20 | 17.07 | a | 31.92 | |||||||||||
2015 | 15.13 | 19.89 | 25.42 | 29.87 | 35.61 | 49.20 | 50.42 | 50.81 | 45.66 | a | 37.00 | a | 19.97 | a | 10.38 | b | 32.45 | |||||||||
2016 | 9.77 | 14.97 | 20.77 | 29.34 | a | 36.84 | 49.96 | b | 52.97 | 49.68 | 43.40 | 35.55 | 26.00 | a | 14.30 | a | 31.96 | |||||||||
2017 | 13.84 | 23.46 | 26.58 | 29.60 | 37.63 | d | 48.19 | c | 53.94 | 50.23 | 44.14 | a | 30.00 | 28.97 | a | 17.90 | a | 33.71 | ||||||||
2018 | 16.03 | 18.79 | 23.20 | a | 32.17 | 39.94 | 47.80 | 54.39 | 51.32 | 45.40 | 32.06 | 18.43 | 13.86 | c | 32.78 | |||||||||||
2019 | 11.45 | b | 12.21 | 23.42 | 31.63 | 34.23 | 44.77 | 52.29 | 51.74 | 44.43 | b | 24.58 | 22.90 | a | 13.97 | a | 30.63 | |||||||||
2020 | 13.10 | 13.32 | a | 25.83 | b | 30.29 | b | 39.96 | c | 47.10 | 52.29 | 54.81 | 43.17 | 31.77 | 24.80 | 11.13 | a | 32.30 | ||||||||
2021 | 12.77 | 14.07 | 21.71 | 29.85 | d | 37.83 | b | 49.73 | 55.10 | 50.52 | 45.37 | 31.06 | 27.90 | 18.13 | 32.84 | |||||||||||
2022 | 13.23 | a | 12.25 | 20.04 | d | 28.93 | 37.58 | 47.37 | 54.68 | 52.35 | 47.40 | 31.10 | 17.37 | 12.77 | a | 31.26 | ||||||||||
2023 | 11.27 | a | 10.40 | c | 15.23 | 24.47 | 40.27 | a | 44.67 | 54.14 | c | 52.74 | 43.87 | 33.16 | 23.18 | b | 17.70 | a | 30.92 | |||||||
2024 | 14.67 | a | 17.55 | 23.43 | a | 28.05 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 18.55 | i | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 10.94 | 13.51 | 20.71 | 27.46 | 36.18 | 45.22 | 51.21 | 49.30 | 42.22 | 30.25 | 21.60 | 12.54 | 30.03 | |||||||||||||
S.D. | 3.82 | 4.64 | 3.74 | 3.28 | 3.21 | 3.13 | 2.67 | 2.92 | 3.24 | 3.63 | 3.83 | 3.92 | 2.55 | |||||||||||||
SKEW | -0.92 | -0.01 | -0.00 | -0.53 | -0.75 | -0.08 | -0.16 | -0.02 | -0.32 | -0.09 | 0.05 | 0.03 | -0.43 | |||||||||||||
MAX | 16.03 | 23.46 | 26.93 | 32.17 | 40.27 | 49.96 | 55.10 | 54.81 | 47.40 | 37.00 | 28.97 | 18.59 | 33.71 | |||||||||||||
MIN | 0.87 | 3.54 | 13.52 | 19.77 | 28.61 | 40.18 | 46.87 | 44.32 | 35.61 | 24.58 | 14.76 | 5.07 | 25.03 | |||||||||||||
YRS | 21 | 21 | 21 | 20 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 19 |