YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1984 | ----- | z | ----- | z | ----- | z | ----- | z | 74.39 | 75.24 | a | 79.13 | 74.35 | 72.00 | a | 54.81 | 50.53 | 39.87 | 65.04 | d | ||||||
1985 | 40.19 | 41.86 | 45.55 | 59.70 | 66.28 | b | 79.10 | 81.77 | 80.42 | 68.00 | 61.19 | 46.13 | 45.58 | 59.65 | ||||||||||||
1986 | 49.74 | 45.54 | 53.06 | 57.27 | 67.29 | 77.37 | 76.26 | 78.94 | 65.57 | 57.13 | 50.60 | 42.61 | 60.11 | |||||||||||||
1987 | 41.87 | 41.07 | 43.84 | 61.14 | a | 64.65 | 77.93 | 77.97 | 76.42 | 72.23 | ----- | z | 47.87 | 40.03 | 58.64 | a | ||||||||||
1988 | 40.32 | 46.83 | 51.90 | 56.43 | 65.84 | 76.30 | 81.55 | 76.42 | 69.97 | 68.48 | 50.40 | 40.68 | 60.43 | |||||||||||||
1989 | 38.42 | 43.46 | 56.00 | a | 66.50 | 68.94 | 77.33 | 82.90 | 77.84 | 74.83 | 62.52 | 54.17 | 48.48 | 62.62 | ||||||||||||
1990 | 41.06 | 41.61 | 49.65 | 58.23 | 64.06 | 79.20 | 78.16 | 75.10 | 71.83 | 64.06 | 51.13 | 38.35 | 59.37 | |||||||||||||
1991 | 40.58 | 50.93 | 41.16 | 55.40 | 63.10 | 71.33 | 80.42 | 79.00 | 74.47 | 67.32 | 49.67 | 40.06 | 59.45 | |||||||||||||
1992 | 39.52 | 44.86 | 47.77 | 62.73 | 64.74 | 73.47 | 78.23 | a | 76.52 | 74.67 | 66.35 | 46.83 | 38.65 | 59.53 | ||||||||||||
1993 | 42.03 | 41.46 | 51.65 | 60.27 | 68.35 | 75.21 | a | 79.19 | 77.33 | a | 74.03 | 62.32 | 48.80 | 43.35 | 60.33 | |||||||||||
1994 | 47.45 | 41.50 | 51.61 | 57.60 | 64.00 | 80.53 | 83.06 | 81.97 | 74.30 | 61.03 | 46.93 | 43.90 | 61.16 | |||||||||||||
1995 | 38.87 | a | 50.93 | 50.03 | 54.20 | 60.23 | a | 72.67 | 81.87 | 81.26 | 75.33 | 67.59 | b | 59.97 | 47.13 | 61.67 | ||||||||||
1996 | 47.61 | 51.17 | 52.39 | 62.50 | 72.81 | 80.67 | 83.26 | 81.26 | 69.27 | 60.32 | c | 51.03 | 47.07 | a | 63.28 | |||||||||||
1997 | 40.18 | c | 43.73 | b | 57.21 | b | 54.55 | a | 72.19 | 74.33 | 82.47 | a | 78.00 | a | 73.80 | 61.03 | 52.44 | c | 40.07 | b | 60.83 | |||||
1998 | 44.36 | c | 39.83 | d | 48.00 | c | 50.69 | a | ----- | z | 72.17 | a | 82.74 | 80.53 | a | 71.53 | 60.29 | 51.86 | b | 45.26 | 58.84 | a | ||||
1999 | 49.70 | a | 50.50 | 56.67 | a | 50.93 | a | 65.32 | 75.57 | 76.87 | 74.38 | b | 68.23 | 65.10 | b | 59.48 | a | 42.81 | 61.30 | |||||||
2000 | 45.32 | 46.29 | a | 47.90 | b | 63.54 | d | 71.23 | 75.32 | b | 83.77 | 80.03 | 76.00 | a | 60.77 | 43.13 | 49.26 | 61.88 | ||||||||
2001 | 42.29 | c | 43.25 | 51.97 | 56.00 | b | 72.68 | 79.90 | 80.61 | 79.48 | 78.57 | 68.16 | 53.63 | 41.39 | 62.33 | |||||||||||
2002 | 44.32 | 49.33 | a | 51.55 | 63.20 | 69.74 | 82.87 | 84.39 | 82.23 | a | 73.33 | 59.48 | 52.07 | b | 42.06 | 62.88 | ||||||||||
2003 | 51.40 | a | 45.62 | b | 49.37 | a | 55.68 | b | 70.40 | a | 78.43 | 86.35 | 79.68 | 76.00 | 71.29 | 48.55 | a | 44.30 | a | 63.09 | ||||||
2004 | 41.90 | b | 39.66 | 58.74 | 57.03 | a | 69.19 | 78.43 | 81.23 | 76.81 | 72.03 | 58.42 | 46.31 | a | 44.48 | 60.35 | ||||||||||
2005 | 42.77 | a | 41.39 | 48.45 | b | 56.90 | 68.45 | 75.10 | 85.39 | 76.45 | 73.66 | a | 64.35 | 55.52 | a | 48.39 | 61.40 | |||||||||
2006 | 47.00 | b | 50.36 | 45.13 | 58.70 | 71.77 | 82.17 | 81.84 | 75.90 | 69.50 | 60.16 | 55.52 | c | 46.07 | d | 62.01 | ||||||||||
2007 | 38.87 | a | 46.38 | d | 56.48 | b | 60.92 | d | 69.63 | a | 80.46 | f | 83.24 | f | 79.48 | 73.53 | 65.42 | 61.52 | e | 40.16 | 59.24 | b | ||||
2008 | 36.17 | a | 44.28 | 51.58 | 59.30 | 63.26 | 80.00 | a | 79.24 | b | 78.94 | 73.47 | 65.10 | b | 56.45 | a | 43.19 | 60.91 | ||||||||
2009 | 45.12 | f | 45.19 | b | 51.97 | b | 58.38 | d | ----- | z | 71.43 | 83.42 | 81.35 | 74.41 | a | 60.29 | 54.90 | 37.35 | 61.87 | b | ||||||
2010 | 41.71 | 40.50 | 47.39 | 54.40 | 62.79 | c | 77.67 | 80.65 | 76.61 | 77.57 | 62.39 | 48.73 | 47.03 | 59.79 | ||||||||||||
2011 | 44.45 | 41.96 | 53.61 | 58.38 | a | 63.16 | 77.73 | 81.27 | a | 82.87 | 74.26 | c | 64.81 | 50.47 | 40.29 | 61.11 | ||||||||||
2012 | 46.23 | 44.93 | 51.79 | c | 61.20 | 69.97 | 80.90 | 79.58 | 79.00 | 74.25 | f | 67.96 | e | 56.55 | a | 41.23 | 61.76 | a | ||||||||
2013 | 41.16 | 42.74 | a | 56.90 | 61.60 | 68.74 | 83.00 | 79.17 | a | 75.73 | a | 70.37 | 58.97 | a | 49.76 | a | 36.86 | i | 62.56 | a | ||||||
2014 | 48.57 | a | 47.91 | e | ----- | z | 57.87 | 67.66 | b | 79.37 | 81.27 | a | 74.63 | a | 73.23 | 67.68 | 54.38 | a | 44.50 | a | 63.37 | a | ||||
2015 | 48.72 | f | 53.88 | c | 56.71 | c | 59.50 | 61.52 | 79.20 | e | 77.29 | 79.72 | b | 76.03 | 64.68 | 49.50 | 43.68 | 63.79 | a | |||||||
2016 | 43.58 | 54.38 | 57.81 | 59.03 | a | 63.57 | c | 82.37 | 82.19 | 74.81 | 70.59 | a | 66.00 | 54.83 | 45.19 | 62.86 | ||||||||||
2017 | 38.50 | a | 48.07 | 57.94 | 61.50 | 67.16 | 83.00 | 80.26 | 77.58 | 71.87 | 69.19 | 61.03 | a | 53.48 | 64.13 | |||||||||||
2018 | 50.70 | a | 47.89 | 52.32 | 65.03 | 70.06 | 82.23 | 82.19 | 78.97 | 76.63 | 55.87 | h | 48.85 | j | 45.17 | a | 65.12 | b | ||||||||
2019 | 44.87 | 40.07 | 50.10 | 61.97 | 58.87 | 75.57 | 81.97 | 81.97 | 73.63 | 61.90 | 53.50 | 40.91 | i | 62.22 | a | |||||||||||
2020 | 43.84 | 46.59 | 48.61 | 59.89 | b | 71.39 | c | ----- | z | ----- | z | 85.13 | 78.13 | 70.77 | 54.50 | 44.29 | 60.32 | b | ||||||||
2021 | 43.77 | a | 45.36 | 46.19 | 60.61 | b | 68.26 | 80.40 | 79.55 | 76.96 | c | 73.37 | 57.48 | 58.63 | 45.74 | 61.36 | ||||||||||
2022 | 44.03 | 44.71 | 49.23 | 61.50 | 70.23 | 78.07 | a | 80.58 | 76.13 | 73.63 | 60.52 | 46.37 | 42.45 | 60.62 | ||||||||||||
2023 | 36.71 | 38.29 | 42.42 | 59.07 | a | 65.42 | 72.73 | 87.00 | 78.26 | 73.13 | 65.03 | 52.97 | 47.19 | 59.85 | ||||||||||||
2024 | 41.58 | 44.65 | c | 45.26 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.83 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.20 | 45.22 | 50.92 | 58.96 | 67.30 | 77.75 | 81.19 | 78.46 | 73.15 | 63.43 | 52.22 | 43.71 | 61.23 | |||||||||||||
S.D. | 3.86 | 4.02 | 4.51 | 3.47 | 3.77 | 3.39 | 2.49 | 2.60 | 2.80 | 3.98 | 4.43 | 3.45 | 1.30 | |||||||||||||
SKEW | 0.37 | 0.45 | -0.11 | -0.30 | -0.24 | -0.22 | 0.20 | 0.35 | -0.46 | 0.04 | 0.28 | 0.42 | 0.40 | |||||||||||||
MAX | 51.40 | 54.38 | 58.74 | 66.50 | 74.39 | 83.00 | 87.00 | 85.13 | 78.57 | 71.29 | 61.52 | 53.48 | 64.13 | |||||||||||||
MIN | 36.17 | 38.29 | 41.16 | 50.69 | 58.87 | 71.33 | 76.26 | 74.35 | 65.57 | 54.81 | 43.13 | 37.35 | 59.37 | |||||||||||||
YRS | 38 | 40 | 39 | 39 | 38 | 38 | 38 | 40 | 39 | 38 | 39 | 38 | 28 |