YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.14 | b | 44.09 | g | 33.38 | b | 22.40 | 9.00 | b | 28.48 | h | |
1993 | 1.35 | 3.04 | 14.70 | d | 27.97 | a | 42.03 | 49.03 | 56.77 | a | 55.32 | f | 39.38 | a | 29.63 | a | 20.46 | f | 16.47 | l | 29.32 | c | ||||
1994 | -11.94 | o | -5.67 | j | 17.50 | o | 27.81 | c | 40.75 | g | 49.62 | q | 55.68 | 51.91 | t | 50.79 | a | 39.17 | b | 25.38 | a | 13.93 | q | 39.77 | g | |
1995 | 1.38 | r | 2.59 | a | 20.55 | 25.27 | 40.42 | 53.23 | d | 57.81 | o | 58.55 | k | 40.47 | m | 37.55 | k | 13.00 | i | 1.61 | m | 28.41 | g | |||
1996 | -12.18 | n | -2.60 | i | 10.67 | p | 25.38 | d | 39.38 | b | 53.13 | o | 52.15 | k | 55.79 | l | 49.55 | j | 32.79 | g | 17.62 | d | 11.20 | u | 27.46 | i |
1997 | -1.38 | r | 11.00 | g | 15.27 | t | 24.54 | f | 36.64 | c | 52.33 | 55.90 | b | 50.74 | 47.00 | 35.03 | a | 19.21 | a | 15.76 | b | 39.08 | d | |||
1998 | 10.77 | 21.61 | 19.03 | 33.37 | 46.48 | 51.23 | 55.97 | a | 55.77 | a | 48.10 | a | 35.23 | a | 27.11 | b | 9.18 | c | 34.49 | |||||||
1999 | -2.39 | 12.07 | 16.47 | a | 32.50 | 45.97 | 52.30 | 58.90 | 53.29 | 44.83 | 30.55 | 26.27 | 11.14 | b | 31.82 | |||||||||||
2000 | -0.68 | 9.41 | 22.94 | 28.50 | 44.91 | i | 49.72 | l | 54.61 | m | 53.26 | l | 42.67 | l | 35.21 | l | 25.65 | m | -6.07 | q | 15.04 | h | ||||
2001 | 6.18 | n | -5.13 | m | 15.89 | m | 31.22 | g | 42.79 | g | 53.33 | l | 55.80 | p | 57.22 | m | 43.32 | k | 32.90 | k | 30.92 | f | 15.46 | r | ----- | z |
2002 | 10.00 | n | 12.26 | i | 6.00 | k | 27.45 | h | 36.94 | 51.58 | f | 55.71 | n | 51.80 | k | 47.89 | l | 27.70 | h | 18.89 | l | 13.20 | p | 36.94 | k | |
2003 | -0.74 | l | -5.79 | i | 11.75 | k | 26.67 | f | 39.38 | e | 47.86 | h | 53.14 | i | 57.16 | l | 46.68 | h | 33.44 | f | 20.20 | o | 10.81 | o | 39.38 | k |
2004 | -6.94 | m | 5.63 | j | 17.86 | i | 29.93 | 37.76 | f | 46.11 | l | 54.10 | j | 47.29 | j | 48.32 | k | 35.80 | k | 25.84 | k | 8.22 | m | 29.93 | k | |
2005 | 0.05 | l | 6.76 | k | 9.62 | j | 30.31 | d | 37.09 | i | 50.55 | h | 53.41 | i | 50.81 | d | 47.00 | e | 34.30 | k | 21.75 | n | 8.94 | n | 42.71 | i |
2006 | 14.59 | n | -3.50 | j | 16.35 | k | 35.15 | d | 43.58 | e | 44.82 | h | 52.50 | g | 45.80 | k | 38.00 | k | 27.52 | b | 25.30 | 17.00 | 29.71 | g | ||
2007 | 7.40 | a | -2.93 | 20.68 | 29.00 | 46.07 | b | 52.73 | 56.48 | 55.50 | a | 47.87 | 40.52 | 21.93 | 5.42 | 31.72 | ||||||||||
2008 | 5.35 | e | -1.93 | 8.00 | 29.33 | 37.65 | 50.42 | d | 56.42 | e | 52.39 | 47.57 | 33.97 | 23.72 | e | -1.63 | a | 28.44 | ||||||||
2009 | -9.10 | 5.07 | 14.65 | 29.53 | 40.39 | 50.07 | 50.35 | 51.94 | 48.43 | 33.96 | e | 29.17 | 6.13 | 29.22 | ||||||||||||
2010 | 4.61 | 4.46 | 23.03 | 35.68 | b | 44.48 | 53.43 | 60.00 | 58.87 | 42.83 | 34.71 | 24.03 | 8.10 | 32.85 | ||||||||||||
2011 | 0.16 | 5.46 | 13.68 | 28.87 | 42.35 | 52.70 | 60.55 | 54.84 | 45.70 | 37.42 | 25.87 | 13.19 | 31.73 | |||||||||||||
2012 | 6.77 | 13.75 | a | 31.53 | a | 31.07 | 45.90 | 53.67 | 60.39 | 53.00 | 41.63 | 32.32 | 22.38 | i | 14.39 | 34.95 | a | |||||||||
2013 | 3.00 | 2.00 | 9.68 | 24.97 | 41.47 | a | 52.30 | 57.45 | 54.06 | 45.97 | 35.10 | 18.68 | b | -2.16 | 28.54 | |||||||||||
2014 | -8.45 | -7.54 | 0.18 | t | 25.87 | 43.10 | 53.77 | 52.00 | a | 54.64 | i | 45.20 | 34.74 | 13.03 | 14.04 | f | 27.97 | c | ||||||||
2015 | 2.03 | -7.07 | 16.65 | 31.47 | 43.19 | 52.27 | 56.77 | 54.65 | 52.40 | 35.16 | 26.53 | 22.77 | 32.24 | |||||||||||||
2016 | 4.58 | 9.90 | 24.23 | 18.50 | t | ----- | z | 53.17 | a | 57.84 | 57.81 | 51.10 | 38.10 | 28.83 | 9.84 | 33.54 | b | |||||||||
2017 | 7.03 | 13.12 | d | 16.26 | 32.43 | 41.03 | 52.27 | 55.90 | 51.81 | 49.10 | 36.97 | 19.67 | 3.65 | 31.60 | ||||||||||||
2018 | 0.23 | -2.32 | 17.48 | j | 18.71 | b | 46.81 | 54.77 | 56.90 | 56.06 | 49.73 | 32.29 | g | 17.73 | 16.03 | 31.47 | b | |||||||||
2019 | 1.42 | -1.50 | 8.48 | f | 29.60 | 39.39 | 50.43 | 59.13 | 53.16 | 50.30 | 34.52 | 20.00 | b | 11.52 | 31.63 | a | ||||||||||
2020 | 10.19 | 2.76 | 21.56 | f | 26.80 | 42.29 | 52.68 | e | 58.97 | 55.68 | 44.57 | 28.77 | 26.97 | a | 12.66 | b | 32.94 | a | ||||||||
2021 | 9.00 | -3.48 | a | 22.16 | 31.23 | 41.68 | 55.63 | 55.94 | 56.55 | 46.53 | 40.90 | 25.10 | j | 11.03 | 33.38 | a | ||||||||||
2022 | -7.20 | a | -3.68 | c | 13.42 | 27.50 | 44.45 | 51.50 | 56.90 | 56.10 | 47.20 | 34.74 | 23.37 | 7.14 | b | 29.29 | ||||||||||
2023 | 17.58 | 5.82 | 13.61 | 28.67 | f | 44.10 | 53.33 | 54.68 | 54.48 | 51.17 | 38.81 | 22.76 | a | 23.52 | 34.53 | a | ||||||||||
2024 | 12.77 | 16.00 | 19.87 | 31.35 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 16.22 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 3.47 | 4.20 | 17.95 | 29.13 | 42.21 | 52.42 | 56.81 | 54.13 | 47.15 | 34.84 | 22.98 | 10.65 | 31.09 | |||||||||||||
S.D. | 6.75 | 7.69 | 5.60 | 3.61 | 2.97 | 1.54 | 2.46 | 2.46 | 3.20 | 3.51 | 4.14 | 6.59 | 1.95 | |||||||||||||
SKEW | -0.10 | 0.44 | 0.40 | -0.62 | -0.20 | -0.23 | -0.76 | -0.11 | -0.54 | -0.26 | -0.53 | -0.01 | 0.00 | |||||||||||||
MAX | 17.58 | 21.61 | 31.53 | 35.68 | 46.81 | 55.63 | 60.55 | 58.87 | 52.40 | 40.90 | 29.17 | 23.52 | 34.49 | |||||||||||||
MIN | -9.10 | -7.54 | 8.00 | 18.71 | 36.64 | 49.03 | 50.35 | 49.14 | 39.38 | 27.52 | 13.03 | -2.16 | 28.44 | |||||||||||||
YRS | 22 | 23 | 19 | 25 | 25 | 22 | 22 | 21 | 23 | 23 | 22 | 21 | 11 |