YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1986 | ----- | z | ----- | z | ----- | z | ----- | z | 68.85 | h | 74.95 | 79.60 | 77.60 | a | 72.77 | 59.57 | b | 46.70 | 41.22 | a | 64.63 | e | ||||
1987 | 41.31 | 45.12 | 49.31 | 60.48 | g | 67.91 | b | 75.81 | a | 79.30 | a | 78.52 | a | 70.20 | e | 63.62 | k | ----- | z | ----- | z | 63.43 | d | |||
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.63 | 39.63 | k | |
1989 | 42.83 | a | 41.02 | 53.23 | 61.27 | 70.66 | 74.13 | 78.18 | 75.35 | 67.42 | d | ----- | z | ----- | z | ----- | z | 62.68 | c | |||||||
1990 | ----- | z | 45.12 | 49.18 | a | 58.37 | 67.15 | a | 81.70 | 74.39 | 74.00 | a | 71.40 | 60.33 | b | 49.78 | c | 36.88 | g | 63.14 | b | |||||
1991 | 36.42 | 45.93 | 51.78 | b | 59.68 | 70.63 | 76.12 | a | 75.45 | c | 73.38 | f | 65.25 | 60.61 | d | 43.77 | 40.37 | a | 56.91 | a | ||||||
1992 | 40.50 | o | 45.34 | a | 52.70 | d | 60.11 | b | 63.80 | c | 72.70 | c | 76.65 | 73.71 | b | 69.62 | 60.55 | a | 45.38 | a | 40.56 | 60.10 | a | |||
1993 | 38.73 | 40.86 | 48.32 | a | 56.76 | a | 66.00 | c | 75.47 | 80.70 | i | 76.91 | d | 68.52 | b | 57.19 | 43.62 | 41.39 | 55.80 | a | ||||||
1994 | 38.68 | 40.45 | 50.59 | b | 57.62 | a | 66.63 | a | 79.60 | a | 79.33 | a | 76.98 | 70.15 | 61.58 | a | 49.78 | 44.76 | 59.68 | |||||||
1995 | 39.93 | b | 47.19 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.56 | j |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.28 | b | 74.36 | b | 61.42 | 47.41 | a | 40.20 | d | 60.33 | g | |
1998 | 44.80 | d | 45.75 | 48.91 | b | 57.27 | b | 74.24 | b | 80.48 | a | 82.61 | 77.10 | b | 76.14 | a | 63.39 | c | 53.62 | 43.13 | a | 62.29 | ||||
1999 | 46.33 | a | 51.70 | 52.33 | b | 59.65 | 67.70 | a | 74.40 | d | 79.03 | 80.00 | 69.67 | 60.97 | 55.53 | a | 42.55 | b | 61.66 | |||||||
2000 | 43.98 | c | 52.61 | a | 53.48 | d | 62.74 | a | 73.40 | a | 75.28 | a | 80.65 | 79.55 | 72.54 | b | 61.52 | 43.30 | 37.71 | 61.40 | ||||||
2001 | 38.70 | a | 45.77 | 48.96 | c | 63.08 | 71.03 | 79.15 | 82.39 | 79.02 | 71.98 | c | 61.82 | 52.05 | 43.58 | 61.46 | ||||||||||
2002 | 44.09 | d | 42.29 | 48.31 | e | 63.14 | b | 69.48 | a | 78.32 | 78.39 | 80.24 | 72.07 | 59.45 | a | 47.33 | a | 43.00 | 60.51 | |||||||
2003 | 42.93 | b | 44.00 | 53.61 | 62.52 | b | 70.31 | 74.83 | 78.35 | 78.65 | 70.10 | 64.62 | a | 51.33 | 44.65 | 61.32 | ||||||||||
2004 | 42.80 | a | 42.12 | 56.21 | 59.10 | a | 70.23 | 76.63 | 77.00 | 75.06 | 69.55 | 61.77 | 47.87 | 41.13 | a | 59.96 | ||||||||||
2005 | 45.84 | 44.94 | a | 50.11 | 59.45 | a | 66.66 | 76.97 | 77.48 | 75.92 | 74.38 | 61.77 | a | 52.20 | 42.45 | 60.68 | ||||||||||
2006 | 47.35 | 45.62 | 54.12 | a | 64.35 | 72.92 | a | 78.32 | 79.98 | 77.61 | 67.57 | 61.06 | 52.77 | 41.45 | a | 61.93 | ||||||||||
2007 | 36.05 | 44.87 | a | 56.05 | 56.13 | 64.74 | 73.16 | a | 75.56 | 77.76 | 73.28 | 64.69 | 50.47 | 43.68 | 59.70 | |||||||||||
2008 | 40.24 | 47.29 | 51.52 | 58.80 | 69.19 | b | 79.33 | 76.36 | c | 75.77 | 68.04 | b | 60.98 | 51.25 | 43.16 | 60.16 | ||||||||||
2009 | 43.11 | 49.72 | a | 54.68 | c | 59.58 | d | 68.39 | 77.02 | 78.44 | 78.61 | 69.38 | 58.58 | 52.25 | 37.00 | 60.56 | ||||||||||
2010 | 39.15 | 40.27 | 51.26 | 59.68 | 66.76 | 79.43 | 76.13 | 77.79 | 73.87 | 63.13 | 51.47 | 45.45 | 60.36 | |||||||||||||
2011 | 41.38 | g | 38.05 | g | 55.92 | 63.65 | 65.22 | d | 82.20 | 81.58 | 82.74 | 71.70 | 62.69 | 51.30 | 36.45 | 65.35 | b | |||||||||
2012 | 45.19 | 44.84 | 57.05 | 65.60 | 71.56 | 79.42 | 78.95 | 78.44 | 71.83 | 60.65 | 54.10 | 43.50 | 62.59 | |||||||||||||
2013 | 41.19 | 44.11 | 52.60 | 57.35 | 68.69 | 78.63 | 75.69 | 78.40 | 72.80 | 61.35 | 47.65 | 39.77 | 59.85 | |||||||||||||
2014 | 39.82 | 44.27 | 50.29 | 59.78 | 67.69 | 77.15 | 77.94 | 77.77 | 69.65 | 64.50 | 45.68 | 44.82 | 59.95 | |||||||||||||
2015 | 38.13 | 44.52 | 51.08 | 60.92 | 65.26 | 75.75 | 79.73 | 78.92 | 75.57 | 63.13 | 50.02 | 44.76 | 60.65 | |||||||||||||
2016 | 41.73 | 48.72 | 56.11 | 60.62 | 66.74 | 76.58 | 82.76 | 76.61 | 72.22 | 66.77 | 54.82 | 42.74 | 62.20 | |||||||||||||
2017 | 44.21 | 51.91 | 59.05 | 62.37 | 67.74 | 78.62 | 79.74 | 75.56 | 72.93 | 62.24 | 55.07 | 43.89 | 62.78 | |||||||||||||
2018 | 38.87 | 45.29 | 56.03 | 59.68 | 75.81 | 80.78 | 80.32 | 78.82 | 71.35 | 60.21 | 46.28 | 41.89 | 61.28 | |||||||||||||
2019 | 41.81 | 45.09 | 48.55 | 60.20 | 66.85 | 75.22 | 79.35 | 83.21 | 77.25 | 58.98 | 47.47 | 44.98 | 60.75 | |||||||||||||
2020 | 43.02 | 41.86 | 54.29 | 58.90 | 71.66 | 77.85 | 83.48 | 81.98 | 68.88 | 60.21 | 53.88 | 41.85 | 61.49 | |||||||||||||
2021 | 39.02 | 37.80 | 52.05 | 56.98 | 68.29 | 78.48 | 76.97 | 77.84 | 74.73 | 64.08 | 52.23 | 51.26 | 60.81 | |||||||||||||
2022 | 38.71 | 39.25 | 50.13 | 62.57 | 73.60 | 79.75 | 84.39 | 80.45 | 75.27 | 61.85 | 48.08 | 43.87 | 61.49 | |||||||||||||
2023 | 44.56 | 44.80 | 54.26 | 58.50 | 70.06 | 78.92 | 84.40 | 83.89 | 77.85 | 63.85 | 52.18 | 46.58 | 63.32 | |||||||||||||
2024 | 39.52 | 50.38 | 54.07 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.99 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.53 | 45.02 | 52.53 | 60.20 | 69.00 | 77.45 | 79.11 | 78.21 | 71.72 | 61.68 | 49.90 | 42.53 | 61.11 | |||||||||||||
S.D. | 2.94 | 3.56 | 2.85 | 2.37 | 2.94 | 2.40 | 2.63 | 2.40 | 2.92 | 2.00 | 3.47 | 2.86 | 1.00 | |||||||||||||
SKEW | 0.09 | 0.28 | 0.25 | 0.36 | 0.42 | -0.04 | 0.35 | 0.46 | 0.10 | 0.27 | -0.28 | 0.32 | 0.41 | |||||||||||||
MAX | 47.35 | 52.61 | 59.05 | 65.60 | 75.81 | 82.20 | 84.40 | 83.89 | 77.85 | 66.77 | 55.53 | 51.26 | 63.32 | |||||||||||||
MIN | 36.05 | 37.80 | 48.31 | 56.13 | 63.80 | 72.70 | 74.39 | 73.71 | 65.25 | 57.19 | 43.30 | 36.45 | 59.68 | |||||||||||||
YRS | 32 | 34 | 34 | 32 | 33 | 34 | 33 | 34 | 35 | 33 | 33 | 33 | 26 |