YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | 49.41 | d | 54.22 | 65.15 | 68.15 | 60.97 | 51.93 | b | 41.11 | g | 35.81 | 55.09 | e | |||||
1992 | 37.28 | b | 41.39 | a | 44.40 | a | 49.30 | 57.10 | 63.17 | a | 64.85 | 67.15 | 58.12 | 52.66 | c | 38.56 | c | 29.36 | c | 50.28 | ||||||
1993 | 22.26 | b | 26.82 | 41.55 | c | 44.57 | a | 55.73 | 56.24 | a | 57.92 | 62.33 | a | 59.84 | a | 52.72 | a | 33.22 | 34.38 | c | 45.63 | |||||
1994 | 39.62 | a | 34.27 | d | 43.47 | a | 48.80 | 54.70 | a | 59.26 | c | 68.73 | 67.31 | r | 61.12 | i | 47.33 | a | 33.96 | e | 33.63 | e | 46.38 | b | ||
1995 | 33.83 | b | 45.63 | i | 39.46 | c | 43.63 | 51.68 | a | 57.28 | 64.87 | a | 62.65 | a | 61.65 | 47.94 | 44.26 | e | 34.14 | c | 49.22 | a | ||||
1996 | 35.78 | b | 33.86 | a | 40.82 | 47.19 | a | ----- | z | 56.71 | b | 68.82 | 67.22 | a | 56.50 | a | 48.91 | b | 41.12 | a | 35.26 | b | 48.38 | a | ||
1997 | 33.94 | 35.59 | 43.85 | a | 43.26 | c | 55.74 | b | 56.78 | 64.26 | 67.93 | a | 59.70 | 47.84 | ----- | z | 33.87 | a | 49.34 | a | ||||||
1998 | 36.85 | 38.13 | a | ----- | z | 44.78 | ----- | z | 58.17 | ----- | z | 67.27 | 63.06 | u | 45.98 | f | 40.03 | 31.96 | d | 45.31 | e | |||||
1999 | 36.52 | 36.16 | 38.48 | c | ----- | z | 47.80 | a | 56.72 | 64.09 | b | 64.57 | a | 56.12 | b | 49.83 | a | 43.98 | 32.50 | 47.89 | a | |||||
2000 | 32.12 | a | 37.36 | a | 40.66 | 48.94 | c | 52.80 | a | 60.17 | 64.27 | 64.66 | b | 57.23 | 46.89 | 33.67 | g | 33.21 | c | 48.94 | a | |||||
2001 | 32.10 | a | 32.91 | a | 42.18 | 42.75 | 55.17 | d | 56.53 | a | 64.15 | 68.02 | a | 62.10 | 50.82 | a | 41.26 | c | 32.24 | b | 48.35 | |||||
2002 | 33.75 | a | 38.39 | 38.05 | a | 46.42 | 51.40 | 62.76 | a | 69.74 | d | 64.39 | c | 60.21 | a | 46.16 | 40.29 | a | 34.64 | c | 48.85 | |||||
2003 | 39.55 | c | 36.02 | c | 44.90 | 43.88 | a | 52.70 | a | 62.77 | 72.15 | d | 68.50 | 62.62 | 55.93 | d | 36.26 | a | 33.85 | a | 50.76 | |||||
2004 | 32.38 | a | 35.98 | 45.95 | 47.41 | a | 51.13 | a | 59.38 | a | 66.86 | b | 66.85 | 56.08 | 48.92 | 39.13 | 35.50 | h | 50.01 | a | ||||||
2005 | 34.39 | 35.39 | 42.61 | 43.80 | 52.45 | a | 54.38 | 66.22 | b | 64.95 | c | 55.25 | 50.50 | b | 36.07 | 29.19 | b | 47.10 | ||||||||
2006 | 36.41 | b | 32.27 | 36.27 | a | 44.85 | 51.90 | 59.52 | a | 68.13 | 62.68 | 57.67 | 46.73 | 38.52 | 34.65 | d | 47.47 | |||||||||
2007 | 30.19 | 37.31 | a | 44.02 | a | 43.03 | 52.03 | a | 57.82 | 68.71 | 62.62 | e | 55.87 | 47.21 | b | 38.68 | 32.10 | a | 47.47 | |||||||
2008 | 30.03 | b | 35.98 | d | 36.68 | 39.13 | 50.98 | a | 55.68 | 65.47 | 65.13 | 57.26 | a | 48.98 | 43.30 | b | 28.15 | 46.40 | ||||||||
2009 | 32.37 | a | 34.81 | a | 35.52 | 42.16 | a | 52.61 | 58.15 | 67.42 | a | 65.76 | 61.16 | e | 43.92 | 39.34 | b | 27.00 | b | 46.68 | ||||||
2010 | 36.23 | 36.54 | 38.43 | c | 41.25 | 47.05 | a | 54.66 | b | 64.23 | 63.42 | 58.48 | b | 49.39 | 36.41 | a | 33.05 | 46.59 | ||||||||
2011 | 35.13 | 31.54 | 39.11 | 39.17 | 45.83 | b | 54.72 | 61.45 | 65.71 | 62.15 | 48.05 | 36.82 | 33.74 | 46.12 | ||||||||||||
2012 | 35.19 | 34.76 | 38.79 | 45.82 | b | 49.60 | 55.05 | 65.03 | 67.78 | a | 60.77 | 49.21 | 41.05 | a | 32.21 | 47.94 | ||||||||||
2013 | 30.31 | 35.57 | 40.06 | 44.10 | a | 52.13 | a | 57.27 | 68.25 | a | 66.02 | 58.36 | a | 44.73 | 37.19 | a | 29.00 | a | 46.92 | |||||||
2014 | 33.42 | 29.93 | 40.48 | a | 43.55 | a | 52.15 | 56.97 | a | 70.08 | 66.95 | a | 59.33 | 54.24 | 35.82 | 34.40 | 48.11 | |||||||||
2015 | 36.84 | 40.91 | a | 45.56 | 43.76 | a | 52.92 | 65.58 | 67.40 | 67.28 | a | 56.62 | a | 52.48 | 35.07 | 33.34 | c | 49.81 | ||||||||
2016 | 33.19 | d | 40.91 | 40.50 | b | 50.40 | 54.06 | d | 59.88 | a | 63.50 | a | 65.97 | 56.10 | e | 48.09 | c | 45.82 | k | 26.54 | h | 51.26 | b | |||
2017 | 22.98 | a | 33.88 | 42.32 | 42.53 | 54.08 | 59.55 | 68.87 | 69.29 | 59.45 | 46.24 | 38.95 | a | 28.30 | a | 47.20 | ||||||||||
2018 | 36.47 | 32.88 | h | 37.91 | c | 45.22 | 56.19 | 59.20 | 68.34 | f | 66.40 | a | 55.73 | 47.61 | 38.20 | 33.25 | k | 49.21 | c | |||||||
2019 | 34.17 | g | 29.77 | d | 32.55 | b | 47.10 | d | 52.91 | d | 59.00 | f | 63.98 | g | 66.89 | d | 57.02 | i | 43.39 | c | 41.07 | g | 34.90 | g | 45.43 | f |
2020 | 36.76 | f | 36.35 | c | 37.06 | f | 45.91 | g | 52.50 | d | 56.90 | f | 65.48 | c | 67.86 | c | 62.07 | 51.39 | 39.62 | b | 35.24 | f | 53.61 | e | ||
2021 | 34.78 | d | 32.67 | b | 38.42 | e | 45.43 | 51.80 | d | 66.75 | f | 71.29 | e | 65.77 | a | 58.48 | h | 48.92 | g | 42.31 | c | 34.35 | g | 47.81 | d | |
2022 | 36.27 | g | 34.71 | d | 43.20 | i | 39.89 | b | 47.19 | e | 58.50 | a | 71.38 | g | 70.95 | b | 60.72 | e | 53.10 | 32.76 | a | 29.13 | d | 47.44 | c | |
2023 | 33.46 | c | 31.62 | g | 32.95 | a | 44.98 | d | 55.33 | a | 60.02 | c | 68.29 | c | 68.19 | b | 57.10 | 48.29 | l | 39.16 | a | 38.21 | b | 49.77 | b | |
2024 | 31.97 | a | 36.33 | f | 39.42 | f | 43.36 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 31.97 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 33.64 | 35.18 | 40.21 | 44.57 | 52.23 | 58.24 | 66.40 | 66.23 | 58.80 | 49.10 | 38.62 | 32.49 | 47.75 | |||||||||||||
S.D. | 3.88 | 3.29 | 3.49 | 2.84 | 2.76 | 2.79 | 3.02 | 2.08 | 2.32 | 3.02 | 3.05 | 2.70 | 1.47 | |||||||||||||
SKEW | -1.32 | -0.29 | -0.33 | 0.05 | -0.50 | 0.71 | -0.47 | -0.19 | 0.10 | 0.24 | -0.04 | -0.35 | 0.69 | |||||||||||||
MAX | 39.62 | 41.39 | 45.95 | 50.40 | 57.10 | 65.58 | 72.15 | 70.95 | 62.62 | 55.93 | 44.26 | 38.21 | 50.76 | |||||||||||||
MIN | 22.26 | 26.82 | 32.55 | 39.13 | 45.83 | 54.22 | 57.92 | 62.33 | 55.25 | 43.39 | 32.76 | 27.00 | 45.63 | |||||||||||||
YRS | 30 | 29 | 29 | 30 | 31 | 30 | 29 | 32 | 29 | 30 | 28 | 27 | 17 |