YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1982 | ----- | z | ----- | z | 40.23 | e | 47.00 | b | 52.10 | b | 58.43 | 65.29 | 64.00 | 59.70 | 47.03 | 38.28 | a | 31.85 | d | 50.39 | b | |||||
1983 | 30.34 | b | 35.30 | a | 38.33 | a | 41.43 | 52.13 | 58.70 | 63.74 | 63.07 | a | 61.00 | b | 50.29 | 37.21 | a | 34.32 | c | 47.16 | ||||||
1984 | 32.20 | a | 31.82 | a | 39.00 | a | 42.93 | 56.71 | 62.17 | 62.43 | a | 61.39 | 57.17 | 46.45 | 36.76 | a | 32.00 | d | 46.75 | |||||||
1985 | 30.59 | d | 30.17 | e | 38.94 | 46.93 | b | 53.52 | 60.69 | a | 64.33 | a | 62.65 | 55.63 | 47.65 | 37.58 | d | 31.07 | d | 46.65 | ||||||
1986 | 32.55 | b | 35.55 | f | 43.96 | c | 48.43 | b | 53.90 | 63.40 | 64.30 | a | 65.20 | a | 57.03 | 48.64 | f | 39.31 | d | 33.15 | d | 50.12 | b | |||
1987 | 30.04 | d | 35.04 | b | 37.60 | a | 47.61 | b | 52.03 | 62.60 | 64.97 | 62.87 | 58.54 | b | 54.67 | a | 38.75 | b | 31.33 | g | 49.52 | a | ||||
1988 | 31.88 | f | 36.36 | d | 39.34 | b | 44.66 | a | 53.16 | 62.50 | 65.77 | 64.73 | a | 57.41 | a | 53.58 | 38.58 | d | 30.59 | d | 49.70 | a | ||||
1989 | 29.88 | g | 37.68 | c | 44.07 | d | 50.30 | 53.84 | 61.54 | d | 63.90 | 61.13 | 56.17 | a | 45.97 | b | 37.21 | b | 29.46 | c | 49.21 | a | ||||
1990 | 26.86 | c | 28.50 | h | 42.71 | c | 49.34 | a | 54.34 | b | 68.30 | 65.23 | 62.21 | c | 61.57 | b | 51.37 | a | 40.48 | c | 32.68 | f | 52.24 | b | ||
1991 | 33.77 | e | 38.70 | e | 34.78 | h | 45.29 | b | 53.00 | 58.27 | 66.00 | b | 64.97 | a | 59.63 | c | 52.39 | c | 38.17 | f | 34.15 | d | 50.62 | b | ||
1992 | 32.62 | e | 37.86 | h | 40.89 | d | 49.07 | c | 54.06 | 61.86 | a | 64.87 | a | 64.16 | 60.60 | 52.32 | c | 36.79 | a | 35.66 | b | 50.26 | a | |||
1993 | 38.10 | 37.93 | 41.87 | 47.69 | a | 56.16 | 62.30 | 67.20 | u | 64.89 | l | 58.68 | e | 52.67 | a | 40.00 | a | 34.84 | 47.02 | b | ||||||
1994 | 33.61 | 36.67 | a | 41.58 | 47.40 | 54.29 | 69.47 | 67.81 | 67.70 | a | 61.04 | g | 50.42 | e | 40.77 | d | 36.83 | g | 50.97 | b | ||||||
1995 | 35.28 | b | 41.12 | c | 41.42 | e | 44.46 | d | 52.00 | i | 60.08 | f | 66.42 | e | 67.70 | h | 61.96 | g | 52.00 | h | 44.23 | d | 35.76 | j | 45.49 | f |
1996 | 34.17 | g | 42.29 | e | 40.70 | h | 49.08 | e | 57.59 | d | 66.00 | b | 67.24 | b | 65.87 | 58.57 | 50.63 | a | 42.42 | d | 36.00 | c | 53.57 | b | ||
1997 | 35.41 | b | 35.00 | g | 44.97 | b | 47.11 | b | 58.41 | b | 63.14 | a | 66.74 | 67.20 | a | 65.24 | a | 51.48 | h | 42.87 | ----- | z | 54.57 | c | ||
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.48 | b | 67.17 | b | 62.81 | d | 52.54 | c | 41.73 | d | 33.81 | e | 54.42 | f |
1999 | 34.07 | b | 38.50 | b | 41.04 | e | 43.93 | c | 53.16 | 62.60 | 65.81 | 64.81 | 62.13 | 52.00 | 44.40 | 32.97 | 49.62 | |||||||||
2000 | 36.26 | 39.62 | 40.42 | 49.63 | 58.65 | 64.76 | a | 64.61 | 65.00 | 59.93 | 50.35 | 34.77 | 34.13 | 49.84 | ||||||||||||
2001 | 32.07 | a | 35.43 | 40.73 | a | 46.40 | 58.16 | 64.53 | 66.45 | 64.97 | 62.07 | 51.65 | 43.47 | 29.39 | 49.61 | |||||||||||
2002 | 33.97 | 36.25 | 39.42 | 50.20 | 54.19 | 67.30 | 67.61 | 65.13 | 62.33 | 48.74 | 41.30 | 31.10 | 49.80 | |||||||||||||
2003 | 37.40 | a | 37.32 | 39.29 | 45.03 | 51.23 | 61.27 | 67.26 | 65.77 | 61.77 | 53.87 | 40.67 | 32.94 | 49.48 | ||||||||||||
2004 | 34.68 | 32.46 | e | 46.58 | 46.27 | 54.23 | 59.03 | 63.58 | 60.81 | 56.97 | 49.48 | 37.63 | 33.61 | 47.94 | ||||||||||||
2005 | 37.10 | 38.54 | 40.48 | 46.63 | 56.29 | 62.47 | 70.00 | 65.23 | 62.63 | 52.61 | 41.63 | 34.84 | 50.70 | |||||||||||||
2006 | 32.87 | 37.32 | 40.40 | a | 48.20 | 56.55 | 66.03 | 68.10 | 64.23 | 57.83 | 49.61 | 41.80 | 31.42 | 49.53 | ||||||||||||
2007 | 31.19 | 36.54 | 41.39 | 46.07 | 55.55 | 64.93 | 67.19 | 66.13 | 60.20 | 49.71 | 44.43 | 31.19 | 49.54 | |||||||||||||
2008 | 32.55 | 35.10 | 40.63 | a | 46.21 | a | 52.52 | b | 65.82 | b | 65.83 | b | 64.97 | a | 59.73 | 50.45 | 42.28 | a | 34.97 | b | 49.25 | |||||
2009 | 36.03 | 36.96 | 42.89 | d | 45.92 | d | 58.30 | a | 62.65 | d | 67.71 | c | 66.24 | f | 62.18 | b | 51.26 | h | 41.67 | 34.29 | 48.86 | b | ||||
2010 | 33.48 | 36.24 | c | 39.10 | 43.22 | g | 52.35 | e | 62.95 | k | 67.00 | j | 64.88 | f | 63.33 | i | 50.94 | m | 35.95 | j | 37.07 | c | 39.65 | g | ||
2011 | 29.50 | k | 30.91 | f | 42.60 | f | 49.39 | b | 52.08 | e | 63.06 | n | 65.00 | j | 67.29 | g | 60.24 | i | 50.91 | h | 38.46 | f | 32.08 | g | 50.73 | j |
2012 | 33.35 | k | 34.58 | j | 37.82 | n | 49.27 | h | 55.86 | j | 65.52 | i | 64.37 | l | 66.24 | f | 60.53 | o | 50.88 | g | 43.25 | j | 35.05 | l | ----- | z |
2013 | 29.00 | e | 29.96 | e | 42.55 | i | 47.18 | h | 54.70 | h | 66.00 | j | 65.27 | e | 64.81 | d | 60.25 | f | 47.69 | e | 41.61 | g | 33.81 | o | 47.35 | g |
2014 | 35.14 | c | 39.14 | g | 42.67 | j | 46.76 | i | 55.00 | k | 67.32 | h | 66.30 | h | 62.48 | j | 60.87 | o | 52.53 | n | 38.22 | l | 35.79 | l | 35.14 | k |
2015 | 33.79 | l | 40.11 | i | 43.11 | m | 46.85 | j | 48.38 | w | 64.54 | f | 65.07 | a | 65.72 | f | 61.70 | g | 54.17 | g | 36.94 | m | 31.43 | j | 65.07 | k |
2016 | 30.67 | d | 35.22 | k | 43.54 | c | 45.77 | h | 52.63 | l | 64.74 | g | 66.47 | l | 62.64 | i | 58.70 | j | 54.17 | g | 41.43 | p | 37.90 | u | 37.10 | j |
2017 | ----- | z | 29.75 | x | 41.10 | b | 43.93 | 49.33 | a | 61.30 | 63.29 | 60.68 | 56.53 | 48.97 | 41.43 | 31.19 | 49.78 | b | ||||||||
2018 | 30.00 | 33.36 | 38.00 | 46.40 | 50.16 | 60.73 | 64.70 | a | 62.71 | 58.50 | 46.87 | a | 33.13 | 29.63 | a | 46.18 | ||||||||||
2019 | 28.07 | a | 29.00 | 37.13 | 44.03 | 45.77 | 56.83 | a | 64.16 | 64.71 | 58.03 | a | 45.45 | 40.40 | 31.10 | 45.39 | ||||||||||
2020 | 29.83 | a | 30.14 | 38.68 | 42.60 | 51.45 | 59.37 | 65.32 | 65.65 | 57.63 | 48.30 | a | 38.73 | 25.18 | c | 46.07 | ||||||||||
2021 | 27.00 | 29.70 | a | 34.45 | 45.17 | 49.68 | 63.47 | 64.03 | 62.07 | a | 57.67 | 44.29 | 39.27 | 34.03 | 45.90 | |||||||||||
2022 | 27.16 | 26.21 | 35.52 | 44.87 | 50.77 | 61.93 | 64.03 | a | 62.81 | 58.07 | 45.65 | 31.52 | a | 30.37 | a | 44.91 | ||||||||||
2023 | 26.84 | 29.29 | 36.23 | a | 42.41 | a | 48.23 | a | 56.59 | a | 67.03 | 64.76 | b | 59.10 | a | 49.77 | 38.00 | 30.75 | g | 47.11 | a | |||||
2024 | 27.97 | 31.83 | 37.35 | 41.82 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.38 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 32.20 | 34.93 | 40.27 | 46.34 | 53.54 | 62.45 | 65.68 | 64.23 | 59.49 | 49.80 | 39.69 | 32.54 | 48.02 | |||||||||||||
S.D. | 3.23 | 3.94 | 2.65 | 2.32 | 3.03 | 3.10 | 1.69 | 1.83 | 2.31 | 2.70 | 3.06 | 2.48 | 1.87 | |||||||||||||
SKEW | -0.08 | -0.35 | 0.10 | -0.14 | -0.23 | 0.18 | 0.40 | -0.28 | 0.43 | -0.21 | -0.62 | -0.67 | -0.23 | |||||||||||||
MAX | 38.10 | 42.29 | 46.58 | 50.30 | 58.65 | 69.47 | 70.00 | 67.70 | 65.24 | 54.67 | 44.43 | 37.07 | 50.70 | |||||||||||||
MIN | 26.84 | 26.21 | 34.45 | 41.43 | 45.77 | 56.59 | 62.43 | 60.68 | 55.63 | 44.29 | 31.52 | 25.18 | 44.91 | |||||||||||||
YRS | 34 | 31 | 35 | 35 | 35 | 33 | 36 | 33 | 33 | 32 | 34 | 30 | 18 |