YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 81.36 | j | 71.64 | l | 64.40 | k | 50.21 | d | 38.69 | b | 44.45 | j |
1988 | 38.60 | 46.62 | 53.98 | b | 61.15 | 71.83 | b | 77.53 | 78.75 | a | 78.27 | a | 71.65 | 62.68 | 53.32 | 41.18 | 61.30 | |||||||||
1989 | 43.27 | 46.65 | a | 56.58 | 64.13 | 75.08 | 78.97 | 82.32 | 79.52 | 70.37 | 62.74 | 51.48 | a | 36.44 | 62.30 | |||||||||||
1990 | 42.40 | b | 46.75 | 54.06 | 62.76 | a | 70.84 | 85.18 | 77.82 | a | 74.71 | 72.82 | 62.18 | 52.65 | 41.83 | k | 63.83 | a | ||||||||
1991 | 39.56 | 48.26 | a | 55.47 | a | 64.02 | b | 74.53 | 82.75 | 81.05 | 81.27 | 70.84 | a | 65.57 | d | 49.74 | a | 44.42 | a | 63.12 | ||||||
1992 | 41.53 | o | 50.22 | 57.47 | 64.88 | a | 69.11 | 77.43 | a | 81.88 | a | 79.40 | 74.47 | a | 64.61 | c | 46.88 | 40.93 | p | 66.64 | b | |||||
1993 | 43.88 | o | 45.50 | j | 55.33 | e | 63.71 | a | 71.17 | b | 79.75 | b | 83.10 | b | 80.56 | 71.39 | l | 60.69 | m | 44.89 | l | 43.80 | c | 68.20 | e | |
1994 | 41.62 | b | 46.00 | a | 55.48 | c | 61.93 | 71.18 | a | 84.07 | 84.45 | 82.02 | 73.12 | 62.63 | 51.87 | c | 46.73 | 63.42 | ||||||||
1995 | 44.43 | b | 52.13 | a | 55.68 | a | 61.55 | a | 71.82 | 79.00 | 82.77 | 81.92 | 73.43 | a | 63.23 | a | 54.12 | b | 44.71 | 63.73 | ||||||
1996 | 45.20 | d | 49.69 | 52.12 | b | 64.06 | d | 78.94 | 81.75 | 82.50 | 78.76 | 71.33 | 62.40 | a | 50.95 | 46.72 | b | 63.70 | ||||||||
1997 | 42.48 | a | 43.41 | a | 56.02 | 58.22 | 69.79 | 78.80 | 82.53 | 80.82 | 75.72 | a | 62.50 | b | 49.84 | b | 37.75 | a | 61.49 | |||||||
1998 | 45.53 | 48.29 | 53.41 | b | 59.57 | 74.65 | 83.80 | 85.27 | 80.03 | 78.37 | 64.98 | a | 54.68 | 45.17 | a | 64.48 | ||||||||||
1999 | 48.20 | d | 52.83 | a | 56.28 | a | 64.04 | b | 71.42 | 78.70 | 82.47 | b | 82.26 | 73.58 | 62.60 | a | 55.00 | 43.00 | c | 64.20 | ||||||
2000 | 46.22 | a | 53.21 | 56.50 | a | 66.61 | b | 77.38 | a | 79.42 | 84.38 | a | 82.00 | a | 76.66 | a | 62.37 | 45.57 | a | 41.83 | b | 64.34 | ||||
2001 | 40.58 | a | 49.33 | a | 51.76 | 65.31 | a | 73.72 | b | 82.58 | 85.61 | 81.88 | a | 75.72 | 65.16 | 54.41 | b | 43.71 | 64.15 | |||||||
2002 | 45.47 | a | 44.29 | 52.66 | c | 68.22 | a | 74.15 | 83.72 | 81.95 | 84.34 | 74.55 | 61.90 | 49.43 | 43.87 | 63.71 | ||||||||||
2003 | 45.97 | 46.75 | 55.68 | 64.88 | a | 72.60 | a | 79.17 | 83.16 | 82.98 | 73.87 | 66.26 | 54.35 | 43.29 | b | 64.08 | ||||||||||
2004 | 44.66 | 43.26 | 57.65 | 61.20 | 73.61 | 78.57 | 78.94 | 77.79 | 71.57 | 59.18 | 47.98 | a | 41.45 | a | 61.32 | |||||||||||
2005 | 46.31 | 46.41 | 53.21 | 61.12 | 69.00 | 80.28 | a | 82.73 | ----- | z | 76.47 | 62.84 | 52.78 | 42.73 | a | 61.26 | a | |||||||||
2006 | 47.60 | 48.13 | a | 56.20 | a | 67.45 | ----- | z | 81.05 | 82.66 | ----- | z | 68.21 | a | 61.13 | e | 50.93 | 41.31 | 60.47 | b | ||||||
2007 | 37.37 | 45.89 | 55.69 | 59.03 | 66.95 | 77.25 | 79.15 | 79.71 | 74.50 | 64.71 | 50.60 | 44.44 | 61.27 | |||||||||||||
2008 | 40.32 | 48.62 | ----- | z | 61.83 | a | 71.40 | 83.27 | 78.85 | 78.66 | ----- | z | 62.19 | 50.23 | 43.42 | a | 61.88 | b | ||||||||
2009 | 44.10 | ----- | z | 55.81 | 62.12 | 72.58 | 80.58 | 81.87 | 80.19 | 71.30 | 61.29 | 51.83 | 38.55 | a | 63.66 | a | ||||||||||
2010 | 39.97 | 43.43 | 52.12 | a | 61.30 | b | 70.43 | a | 82.13 | 77.62 | a | 80.47 | 75.08 | 63.84 | 50.70 | 45.31 | b | 61.87 | ||||||||
2011 | 41.15 | 41.77 | 58.56 | 66.86 | a | 71.44 | 83.48 | 85.39 | 86.26 | 74.19 | a | 63.50 | 51.43 | 36.78 | a | 63.40 | ||||||||||
2012 | 45.55 | 41.90 | x | ----- | z | 67.37 | 72.00 | 82.27 | 80.95 | 81.68 | ----- | z | ----- | z | ----- | z | ----- | z | 71.64 | f | ||||||
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2015 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.94 | 50.20 | 44.39 | 52.84 | i | |||
2016 | 41.35 | 49.14 | 56.97 | 61.85 | 68.92 | 80.29 | a | 87.02 | 78.84 | 72.05 | h | 66.47 | 54.45 | 43.40 | a | 62.61 | a | |||||||||
2017 | 47.08 | 53.48 | 60.45 | 65.07 | 70.24 | 80.78 | 82.45 | 78.50 | 74.20 | 63.56 | 56.57 | 44.69 | 64.76 | |||||||||||||
2018 | 38.35 | 47.88 | 56.47 | 62.97 | 76.66 | 84.07 | 83.60 | 81.58 | 73.12 | 62.47 | 47.85 | 43.44 | 63.20 | |||||||||||||
2019 | 43.87 | 49.16 | 52.98 | 63.47 | 70.26 | 78.90 | 83.02 | 85.94 | 78.62 | 60.23 | 48.77 | 45.32 | a | 63.38 | ||||||||||||
2020 | 44.82 | 44.29 | 57.05 | 63.43 | 74.77 | 81.77 | 86.23 | 84.37 | 72.86 | a | 62.29 | 54.60 | 41.42 | 63.99 | ||||||||||||
2021 | 40.69 | 41.93 | 53.94 | 60.08 | 72.23 | 80.72 | 78.53 | 78.45 | 75.75 | 64.31 | 52.82 | 52.21 | 62.64 | |||||||||||||
2022 | 40.68 | 40.71 | 51.10 | 64.88 | 75.74 | 81.92 | 85.27 | 80.48 | 74.27 | 61.29 | 47.62 | 44.47 | 62.37 | |||||||||||||
2023 | 45.81 | 44.55 | 55.02 | 60.47 | 71.87 | 82.68 | 86.74 | 83.79 | 78.83 | 64.84 | 52.23 | 46.27 | 64.43 | |||||||||||||
2024 | 41.13 | 49.97 | 55.61 | 61.76 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 52.12 | h | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 43.14 | 47.19 | 55.23 | 63.16 | 72.39 | 80.99 | 82.46 | 80.89 | 73.98 | 63.12 | 51.40 | 43.15 | 63.19 | |||||||||||||
S.D. | 2.93 | 3.39 | 2.10 | 2.50 | 2.66 | 2.18 | 2.59 | 2.49 | 2.50 | 1.67 | 2.62 | 3.19 | 1.11 | |||||||||||||
SKEW | -0.16 | 0.04 | 0.02 | 0.16 | 0.45 | 0.03 | -0.20 | 0.13 | 0.03 | 0.01 | -0.17 | -0.02 | -0.53 | |||||||||||||
MAX | 48.20 | 53.48 | 60.45 | 68.22 | 78.94 | 85.18 | 87.02 | 86.26 | 78.83 | 66.47 | 56.57 | 52.21 | 64.76 | |||||||||||||
MIN | 37.37 | 40.71 | 51.10 | 58.22 | 66.95 | 77.25 | 77.62 | 74.71 | 68.21 | 59.18 | 45.57 | 36.44 | 61.27 | |||||||||||||
YRS | 32 | 31 | 32 | 34 | 32 | 33 | 33 | 31 | 29 | 32 | 33 | 32 | 24 |