YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.52 | 42.52 | k | |
1979 | 37.93 | b | 47.26 | a | 56.72 | b | ----- | z | ----- | z | 80.00 | 84.45 | 80.45 | 77.97 | 71.90 | 48.10 | 50.71 | 63.55 | b | |||||||
1980 | 44.71 | 52.86 | 53.58 | 60.60 | 66.97 | a | 86.10 | 90.16 | 85.71 | 80.20 | 68.35 | 56.00 | 57.61 | 66.90 | ||||||||||||
1981 | 52.52 | 56.29 | 53.16 | 70.97 | 69.68 | 85.87 | 84.32 | 78.03 | 74.77 | 63.55 | 57.87 | 50.29 | 66.44 | |||||||||||||
1982 | 45.90 | 43.79 | 55.45 | 62.13 | 68.77 | a | 74.67 | 83.42 | 81.42 | 74.53 | 63.52 | 51.80 | 43.55 | b | 62.41 | |||||||||||
1983 | 45.61 | 46.37 | a | 50.10 | 56.79 | a | 65.35 | 75.23 | 85.42 | 86.45 | 80.67 | 67.90 | 56.77 | 41.61 | c | 63.19 | ||||||||||
1984 | 42.32 | 48.28 | 49.94 | 57.79 | a | 74.84 | 79.20 | 82.90 | 81.13 | 74.10 | 57.07 | a | 52.67 | 45.03 | 62.11 | |||||||||||
1985 | 37.74 | 45.50 | 54.80 | a | 64.93 | 69.94 | 78.47 | 84.39 | 84.26 | 72.45 | a | 64.29 | 53.90 | 46.87 | 63.13 | |||||||||||
1986 | 54.45 | 52.00 | 60.71 | 63.33 | 69.32 | 76.00 | 82.55 | 81.48 | 74.23 | 63.33 | a | 50.57 | 44.03 | 64.33 | ||||||||||||
1987 | 42.53 | a | 45.00 | 50.29 | 65.43 | 69.23 | 79.23 | 85.55 | 79.58 | 73.67 | 68.87 | 52.90 | 41.43 | a | 62.81 | |||||||||||
1988 | 38.61 | 51.86 | 52.06 | 63.63 | 68.68 | 79.20 | 82.10 | 80.06 | 73.03 | 68.55 | 52.93 | 44.13 | 62.90 | |||||||||||||
1989 | 48.58 | 41.96 | a | 65.03 | 68.37 | 72.87 | 74.30 | 82.77 | a | 79.52 | 73.97 | 67.29 | 58.90 | a | 44.45 | 64.83 | ||||||||||
1990 | 45.65 | 46.00 | 53.71 | 62.93 | 70.50 | a | 86.40 | 79.68 | 79.29 | 76.97 | 69.61 | 56.93 | 45.23 | e | 64.41 | |||||||||||
1991 | 45.90 | 53.86 | 55.03 | 64.47 | 74.48 | 78.69 | a | 79.40 | a | 78.74 | 73.67 | 69.87 | 48.67 | 44.35 | 63.93 | |||||||||||
1992 | 43.13 | 50.86 | 57.48 | 68.53 | 70.55 | 75.73 | 80.60 | a | 78.58 | 78.83 | 71.58 | 47.59 | a | 43.90 | b | 63.95 | ||||||||||
1993 | 46.96 | h | 47.65 | h | 58.64 | i | 64.24 | i | 70.96 | c | 79.38 | d | 85.65 | e | 78.82 | c | 76.62 | d | 66.08 | g | 52.32 | h | 47.38 | e | 73.14 | f |
1994 | 49.18 | i | 51.18 | f | 59.18 | i | 65.62 | i | 70.93 | d | 85.59 | c | 84.93 | b | 81.75 | c | 76.56 | e | 64.27 | i | 53.90 | i | 51.24 | f | 79.95 | g |
1995 | 46.23 | e | 56.33 | g | 57.29 | g | 60.30 | g | 66.65 | h | 74.45 | h | 81.75 | c | 85.10 | b | 74.16 | e | 69.96 | g | 60.33 | i | 45.59 | i | 71.81 | h |
1996 | 48.91 | i | 56.14 | h | 54.65 | e | 67.24 | i | 81.27 | i | 81.46 | f | 83.07 | d | 80.25 | c | 73.08 | f | 66.87 | h | 57.91 | g | 50.00 | f | 72.66 | i |
1997 | 42.90 | j | 43.77 | f | 61.29 | g | 56.24 | e | 69.59 | d | 77.81 | d | 84.07 | b | 81.04 | d | 78.92 | d | 66.86 | i | 47.86 | h | 42.42 | g | 74.61 | f |
1998 | 51.10 | j | 47.75 | h | 53.00 | f | 60.10 | i | 77.41 | d | 85.16 | e | 84.00 | d | 81.23 | 81.22 | c | 66.48 | h | 56.95 | h | 50.58 | g | 81.80 | g | |
1999 | 49.44 | f | 57.56 | c | 60.59 | i | 61.33 | i | 68.64 | f | 78.26 | c | 82.64 | c | 80.07 | a | 73.12 | d | 69.86 | i | 65.43 | g | 45.48 | h | 74.33 | g |
2000 | 51.75 | g | 57.57 | f | 58.05 | k | 68.36 | h | 79.60 | f | 82.18 | h | 84.94 | 84.79 | b | 79.97 | a | 64.52 | h | 45.79 | a | 44.70 | a | 68.04 | g | |
2001 | 42.71 | g | 47.65 | b | 53.39 | h | 69.17 | g | 70.81 | 84.35 | g | 86.45 | b | 83.44 | d | 80.27 | d | 71.29 | g | 57.52 | e | 48.43 | j | 71.02 | f | |
2002 | 46.16 | 50.70 | h | 57.59 | i | 70.96 | g | 77.67 | g | 86.15 | d | 84.93 | b | 85.12 | e | 75.96 | e | 60.19 | 51.08 | e | 43.00 | d | 66.57 | d | ||
2003 | 53.21 | g | 46.36 | f | 54.83 | a | 64.27 | 75.03 | a | 75.45 | a | 90.19 | d | 83.43 | a | 75.62 | f | 73.35 | h | 54.32 | e | 46.29 | c | 67.98 | d | |
2004 | 48.13 | 42.26 | f | 61.48 | 57.23 | 75.19 | 78.63 | 80.68 | 78.29 | g | 75.83 | 64.35 | 49.18 | b | 48.23 | a | 63.90 | b | ||||||||
2005 | 48.03 | a | 45.75 | 49.77 | a | 62.73 | h | 68.45 | 80.57 | 85.32 | 80.03 | 77.73 | 65.33 | a | 57.10 | 46.26 | 64.03 | a | ||||||||
2006 | 50.77 | ----- | z | 55.73 | a | 69.33 | 74.83 | b | 84.63 | 84.13 | 78.10 | a | 70.93 | 62.61 | 57.69 | a | 42.77 | 66.50 | a | |||||||
2007 | 36.57 | a | 49.25 | 59.61 | 59.86 | a | ----- | z | 79.73 | 83.90 | 86.73 | a | 77.17 | 69.48 | 57.03 | a | 41.03 | a | 63.67 | a | ||||||
2008 | 41.13 | 49.69 | 53.74 | 63.23 | 71.03 | a | 83.07 | 84.65 | 79.52 | 75.33 | 67.27 | a | 55.53 | 45.62 | b | 64.15 | ||||||||||
2009 | 50.94 | 52.61 | 57.96 | e | 60.90 | a | 71.61 | 78.30 | 83.90 | 82.84 | ----- | z | ----- | z | 57.07 | ----- | z | 66.24 | c | |||||||
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.30 | k | ----- | z |
2011 | 48.91 | i | 43.67 | m | 64.00 | p | 65.00 | q | 75.22 | m | 86.73 | h | 89.31 | e | 85.93 | c | 73.82 | h | 68.31 | o | 54.87 | g | 40.18 | t | 87.62 | j |
2012 | 46.08 | s | 48.27 | c | 63.65 | 65.54 | q | ----- | z | 86.37 | c | 88.45 | 84.35 | 78.20 | 69.00 | f | ----- | z | ----- | z | 74.88 | f | ||||
2013 | 42.45 | 44.00 | 58.84 | 64.59 | a | 72.47 | a | 84.40 | 82.13 | 82.52 | 76.03 | 63.97 | 52.19 | d | 47.23 | a | 64.23 | |||||||||
2014 | 49.81 | 52.71 | 59.80 | a | 63.60 | 71.94 | 82.40 | 83.68 | 80.71 | 77.30 | 69.68 | 63.03 | a | 45.93 | a | 66.72 | ||||||||||
2015 | 46.52 | 50.11 | 60.71 | 64.07 | 66.52 | 77.50 | 83.00 | 83.90 | 81.17 | 66.81 | 52.63 | 50.36 | f | 66.63 | a | |||||||||||
2016 | 41.47 | n | 58.12 | e | 59.48 | d | 62.36 | p | 69.29 | ----- | z | 88.03 | 80.08 | g | 78.71 | w | 73.87 | 57.40 | 46.87 | 64.72 | e | |||||
2017 | 45.58 | 55.00 | 65.68 | l | ----- | z | ----- | z | ----- | z | ----- | z | 77.20 | p | 75.23 | 68.72 | b | 63.30 | 52.26 | 60.02 | f | |||||
2018 | 50.77 | a | 53.07 | 59.74 | h | 67.53 | 78.13 | 86.17 | 84.60 | a | 82.61 | 79.10 | 66.33 | p | 51.77 | 44.74 | 67.85 | b | ||||||||
2019 | 46.10 | 51.00 | s | 53.23 | 62.21 | k | 66.61 | 80.42 | k | 85.50 | m | ----- | z | ----- | z | 47.69 | r | 51.80 | 45.45 | 52.64 | g | |||||
2020 | 44.74 | ----- | z | 58.45 | 63.97 | ----- | z | ----- | z | ----- | z | 86.68 | 75.87 | 68.74 | 57.33 | 44.13 | 62.49 | d | ||||||||
2021 | 42.84 | 45.00 | 54.67 | a | 63.03 | 68.97 | 83.08 | d | ----- | z | ----- | z | 81.60 | j | 67.35 | ----- | z | ----- | z | 60.71 | e | |||||
2022 | 42.00 | u | 45.61 | 51.87 | 69.09 | s | 74.50 | q | ----- | z | 87.50 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.74 | j | ||
2023 | 43.39 | 51.57 | u | ----- | z | 66.33 | u | ----- | z | ----- | z | 86.74 | 85.00 | e | 78.63 | 66.60 | a | 56.90 | 47.13 | 66.34 | e | |||||
2024 | 42.29 | 55.77 | p | 53.74 | 56.25 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.02 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.25 | 49.53 | 55.95 | 63.38 | 71.00 | 80.66 | 84.33 | 82.07 | 76.51 | 66.81 | 54.37 | 45.77 | 64.15 | |||||||||||||
S.D. | 4.32 | 4.36 | 4.00 | 3.82 | 3.15 | 3.96 | 2.55 | 2.65 | 2.69 | 3.67 | 4.14 | 3.37 | 1.47 | |||||||||||||
SKEW | -0.04 | 0.28 | 0.38 | -0.10 | 0.48 | 0.13 | 0.47 | 0.25 | 0.07 | -0.57 | 0.02 | 1.53 | 0.64 | |||||||||||||
MAX | 54.45 | 58.12 | 65.03 | 70.97 | 78.13 | 86.40 | 90.19 | 86.73 | 81.22 | 73.87 | 63.30 | 57.61 | 66.90 | |||||||||||||
MIN | 36.57 | 41.96 | 49.77 | 56.24 | 65.35 | 74.30 | 79.40 | 78.03 | 70.93 | 57.07 | 45.79 | 41.03 | 62.11 | |||||||||||||
YRS | 32 | 29 | 32 | 26 | 31 | 33 | 39 | 38 | 36 | 28 | 33 | 32 | 16 |