YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.27 | b | 40.94 | 32.02 | 25.35 | 38.64 | h | |||
1983 | 25.66 | 29.02 | 34.65 | 37.47 | 46.73 | 55.87 | 64.88 | a | 64.63 | 57.95 | a | 48.00 | q | 24.68 | p | 23.08 | g | 46.32 | c | |||||||
1984 | 12.52 | 18.52 | b | 29.11 | 37.03 | 52.53 | 55.57 | 63.60 | 62.74 | b | 55.42 | 38.22 | d | 31.98 | a | 25.47 | a | 40.23 | ||||||||
1985 | 20.91 | b | 17.36 | 33.18 | a | 42.36 | a | 49.18 | a | 56.35 | 61.47 | 59.45 | 50.50 | b | 41.62 | c | 31.66 | b | 23.38 | c | 40.62 | |||||
1986 | 25.66 | c | 31.81 | a | 36.45 | a | 41.04 | b | 46.47 | a | 57.40 | 59.06 | 60.35 | 51.57 | h | 39.62 | f | 30.35 | c | 16.84 | f | 43.18 | c | |||
1987 | 16.73 | i | 24.88 | d | 30.14 | f | 41.73 | b | 48.60 | 56.55 | 59.63 | 58.93 | a | 50.23 | b | 45.65 | d | 31.70 | c | 21.75 | g | 46.43 | c | |||
1988 | 13.43 | i | 22.10 | d | 30.75 | a | 40.48 | a | 46.83 | a | 59.08 | 61.98 | 61.32 | a | 50.48 | 43.93 | a | 30.37 | 19.10 | a | 42.40 | a | ||||
1989 | 12.57 | d | 23.46 | b | 35.40 | a | 43.75 | b | 48.60 | a | 55.10 | 63.06 | 59.74 | b | 52.50 | a | 40.52 | a | 31.37 | 19.08 | 40.43 | |||||
1990 | 20.97 | 25.41 | 34.71 | 41.65 | 47.52 | 58.50 | a | 59.83 | a | 59.06 | 56.17 | 41.23 | 33.72 | 15.98 | 41.23 | |||||||||||
1991 | 15.09 | b | 24.44 | a | 30.02 | 39.33 | 49.00 | a | 57.38 | 62.38 | a | 61.16 | 53.93 | a | 43.97 | 29.23 | 19.52 | b | 40.45 | |||||||
1992 | 17.13 | 26.69 | 35.00 | 45.92 | 52.32 | 56.78 | 60.24 | 58.53 | b | 54.45 | 44.18 | a | 25.03 | 18.61 | 41.24 | |||||||||||
1993 | 26.55 | 29.41 | a | 34.08 | a | 40.29 | b | 50.05 | a | 58.23 | 61.68 | 61.26 | b | 54.10 | 43.80 | a | 27.15 | 23.23 | 42.49 | |||||||
1994 | 23.24 | b | 24.78 | a | 36.60 | 42.85 | 52.39 | 61.45 | 64.98 | a | 64.28 | b | 55.93 | a | 43.47 | 30.91 | a | 25.63 | a | 43.88 | ||||||
1995 | 23.23 | a | 35.72 | a | 36.07 | b | 38.10 | a | 45.47 | a | 53.75 | ----- | z | 64.76 | 53.79 | a | 42.42 | a | 35.87 | 29.60 | 41.71 | a | ||||
1996 | 22.82 | 30.82 | a | 34.58 | 41.12 | 56.50 | 60.23 | 63.67 | j | 63.24 | 53.93 | a | 43.17 | a | 34.36 | b | 24.70 | a | 42.32 | a | ||||||
1997 | 23.08 | 25.36 | 36.48 | 39.26 | a | 51.20 | a | 59.77 | 62.56 | 61.97 | 56.79 | a | 43.52 | 32.84 | b | 20.38 | a | 42.77 | ||||||||
1998 | 27.60 | a | 30.14 | 32.67 | a | 38.88 | 50.13 | 56.00 | 65.81 | 63.04 | f | 58.47 | 44.66 | 36.05 | 23.02 | a | 42.13 | a | ||||||||
1999 | 28.47 | a | 32.30 | c | 40.68 | 39.28 | 48.35 | 55.39 | b | 63.50 | 61.20 | a | 52.45 | 44.68 | a | 36.08 | 20.40 | a | 43.57 | |||||||
2000 | 27.07 | a | 33.67 | 36.08 | a | 46.10 | 52.58 | 59.52 | 64.39 | 64.85 | 56.03 | a | 44.74 | 24.63 | 26.85 | a | 44.71 | |||||||||
2001 | 21.47 | 28.93 | 36.50 | 44.03 | 51.88 | a | 61.53 | a | 65.69 | 63.02 | 56.00 | 46.70 | a | 34.79 | a | 22.40 | 44.41 | |||||||||
2002 | 21.11 | 21.33 | a | 29.58 | 46.35 | 51.24 | 62.63 | 69.27 | 62.19 | 55.55 | 42.67 | b | 33.48 | a | 26.74 | 43.51 | ||||||||||
2003 | 30.94 | 27.20 | a | 35.87 | 43.93 | a | 53.98 | 59.95 | 68.27 | a | 67.00 | a | 53.45 | a | 48.40 | a | 32.34 | b | 23.73 | 45.42 | ||||||
2004 | 20.90 | 23.12 | 40.69 | 43.93 | b | 53.23 | 58.80 | 65.11 | 60.98 | 52.76 | a | 44.58 | 33.00 | a | 27.32 | a | 43.70 | |||||||||
2005 | 32.00 | a | 31.18 | 34.82 | 42.93 | ----- | z | 58.28 | 66.63 | 61.37 | a | 56.50 | 45.79 | 36.25 | 25.57 | c | 44.67 | a | ||||||||
2006 | 25.40 | 29.11 | 35.13 | 44.98 | 52.94 | 62.88 | 67.00 | a | 62.56 | 50.63 | 42.80 | a | 33.40 | a | 23.41 | b | 44.19 | |||||||||
2007 | 18.85 | 30.09 | a | 38.19 | 44.34 | a | 50.50 | 60.71 | a | 67.13 | 64.79 | 57.47 | 44.20 | a | 35.33 | 21.67 | a | 44.44 | ||||||||
2008 | 16.35 | 26.00 | 32.48 | 40.63 | 49.43 | a | 59.13 | 65.60 | 63.10 | 54.42 | 43.98 | a | 36.10 | a | 23.39 | 42.55 | ||||||||||
2009 | 24.98 | 31.05 | 37.10 | a | 40.83 | 53.95 | a | 56.23 | 64.13 | 60.82 | 55.17 | 39.84 | 36.40 | a | 18.89 | 43.28 | ||||||||||
2010 | 23.95 | 25.24 | a | 34.26 | 43.36 | b | 49.32 | a | 60.95 | 65.60 | 62.45 | 56.32 | 46.02 | 30.98 | a | ----- | z | 45.31 | a | |||||||
2011 | 21.05 | 21.98 | a | 38.10 | a | 43.19 | f | 47.61 | 59.66 | a | 65.72 | b | 65.35 | a | 54.76 | a | 43.60 | 32.20 | 23.74 | b | 43.07 | a | ||||
2012 | 28.10 | a | 28.55 | 38.10 | e | 45.95 | 53.85 | ----- | z | 66.45 | 64.00 | 54.78 | 46.23 | 35.76 | a | 24.05 | 44.17 | a | ||||||||
2013 | 16.98 | 22.70 | 34.95 | 40.27 | b | 50.87 | l | 62.83 | a | 69.03 | 63.50 | 57.93 | 41.61 | 33.77 | 19.94 | 42.14 | a | |||||||||
2014 | 25.13 | 30.30 | 35.84 | 41.02 | 49.79 | 59.08 | 68.80 | a | 63.20 | a | 59.35 | 46.95 | 32.48 | 26.85 | 44.90 | |||||||||||
2015 | 25.97 | 32.23 | 38.24 | 42.70 | 48.32 | 62.28 | 63.92 | 64.53 | 58.87 | 49.74 | 31.67 | 21.76 | 45.02 | |||||||||||||
2016 | 20.42 | 27.47 | 36.65 | 42.22 | 49.65 | 63.07 | 65.98 | 61.89 | 56.45 | 48.92 | 37.80 | 23.45 | 44.50 | |||||||||||||
2017 | 25.03 | 34.20 | 39.81 | 42.75 | 49.44 | 63.08 | 67.13 | 63.76 | 57.30 | 44.65 | 40.28 | 27.85 | 46.27 | |||||||||||||
2018 | 27.18 | 29.09 | 35.94 | 44.78 | 54.08 | 62.92 | 69.63 | 65.65 | 59.43 | 44.95 | 30.73 | 23.27 | 45.64 | |||||||||||||
2019 | 19.24 | 23.30 | 36.10 | 45.03 | 46.44 | 58.52 | 66.55 | 66.06 | 60.00 | 40.53 | 32.97 | 24.55 | 43.27 | |||||||||||||
2020 | 21.45 | 25.91 | 38.02 | 43.07 | b | 55.27 | 62.95 | 66.55 | 67.92 | 56.63 | 46.26 | 34.77 | 19.08 | 44.82 | ||||||||||||
2021 | 20.73 | 26.04 | 34.35 | 43.43 | 52.18 | 64.38 | 69.26 | 64.50 | 58.85 | 44.32 | 37.93 | 29.19 | 45.43 | |||||||||||||
2022 | 24.53 | 23.59 | 33.21 | 43.08 | 53.73 | 63.70 | 68.48 | 66.47 | 60.38 | 44.29 | 29.37 | 25.03 | 44.66 | |||||||||||||
2023 | 23.74 | 22.43 | 30.74 | 39.07 | 52.69 | 57.70 | 68.95 | 66.69 | 57.75 | 47.66 | 35.42 | 28.37 | 44.27 | |||||||||||||
2024 | 25.71 | 31.17 | 36.92 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.44 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 22.84 | 27.10 | 35.28 | 42.13 | 50.61 | 59.36 | 65.13 | 62.98 | 55.61 | 44.14 | 32.99 | 23.44 | 43.51 | |||||||||||||
S.D. | 4.48 | 4.24 | 2.78 | 2.46 | 2.74 | 2.81 | 2.91 | 2.36 | 2.65 | 2.48 | 3.25 | 3.28 | 1.72 | |||||||||||||
SKEW | -0.40 | -0.14 | -0.33 | -0.18 | 0.07 | 0.01 | -0.36 | 0.03 | -0.30 | -0.00 | -0.44 | -0.15 | -0.60 | |||||||||||||
MAX | 32.00 | 35.72 | 40.69 | 46.35 | 56.50 | 64.38 | 69.63 | 67.92 | 60.38 | 49.74 | 40.28 | 29.60 | 46.27 | |||||||||||||
MIN | 12.52 | 17.36 | 29.11 | 37.03 | 45.47 | 53.75 | 59.06 | 58.53 | 50.23 | 38.22 | 24.63 | 15.98 | 40.23 | |||||||||||||
YRS | 40 | 42 | 40 | 40 | 39 | 40 | 39 | 40 | 41 | 40 | 41 | 38 | 29 |