YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | 55.38 | w | 62.33 | u | 59.00 | v | 57.86 | x | 55.44 | u | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | 35.31 | w | 41.88 | t | 41.92 | y | 49.50 | y | 59.94 | v | ----- | z | 75.79 | x | 61.72 | v | ----- | z | 49.13 | e | 43.77 | 34.39 | 42.43 | i | ||
2010 | 44.38 | a | 44.50 | 44.97 | 47.25 | 51.26 | 56.29 | a | 62.19 | 62.68 | 59.33 | 50.85 | 41.72 | 41.05 | 50.54 | |||||||||||
2011 | 40.27 | 38.27 | 43.53 | 43.63 | 50.58 | 58.03 | 61.81 | 63.06 | 60.25 | 50.35 | 40.97 | 38.26 | 49.09 | |||||||||||||
2012 | 38.08 | 41.84 | 41.81 | 48.53 | 53.13 | 55.90 | 62.06 | 64.23 | 59.43 | 50.31 | 45.75 | 39.66 | 50.06 | |||||||||||||
2013 | 37.18 | 41.91 | 45.24 | 48.52 | 55.40 | 61.20 | 64.26 | 64.66 | 60.20 | 49.44 | 44.13 | 36.35 | 50.71 | |||||||||||||
2014 | 41.63 | 39.82 | 46.37 | 49.47 | 56.87 | 61.10 | 65.98 | a | 67.02 | 61.67 | 56.08 | 43.80 | 42.65 | 52.70 | ||||||||||||
2015 | 44.00 | 46.91 | 47.82 | 48.18 | 56.65 | 63.97 | 67.34 | 65.56 | 57.18 | 54.45 | 42.33 | 40.63 | 52.92 | |||||||||||||
2016 | 41.66 | 45.41 | 46.34 | 53.38 | 57.35 | 60.23 | 63.55 | 64.58 | 58.45 | 51.95 | 48.27 | 35.40 | 52.22 | |||||||||||||
2017 | 36.66 | 40.05 | 43.50 | 47.13 | 54.98 | 61.10 | 64.45 | 66.60 | 60.75 | 49.45 | 43.47 | 38.97 | 50.59 | |||||||||||||
2018 | 42.90 | 39.18 | 43.13 | 48.70 | 58.10 | 59.50 | 66.82 | 66.48 | 58.97 | 50.97 | 45.85 | 40.87 | 51.79 | |||||||||||||
2019 | 41.74 | 34.70 | 44.13 | 49.20 | 57.68 | 60.42 | 64.06 | 65.27 | 59.25 | 47.40 | 43.18 | 41.74 | 50.73 | |||||||||||||
2020 | 42.60 | 41.52 | 42.05 | 49.47 | 56.34 | 59.32 | 64.06 | 64.71 | 62.78 | 52.68 | 43.72 | 41.76 | 51.75 | |||||||||||||
2021 | 42.08 | 39.50 | 43.10 | 50.03 | 55.21 | 64.17 | 66.03 | 65.13 | 59.15 | 50.00 | l | ----- | z | ----- | z | 53.82 | c | |||||||||
2022 | ----- | z | 40.83 | a | 46.16 | 44.67 | 51.18 | 59.80 | 65.94 | 67.77 | 62.28 | 55.45 | 40.53 | 37.89 | 52.05 | a | ||||||||||
2023 | 41.69 | 39.23 | 41.23 | 45.58 | 59.39 | 60.17 | 65.23 | 67.63 | 59.07 | 52.63 | 42.62 | 43.26 | 51.48 | |||||||||||||
2024 | 39.95 | 42.66 | 43.81 | 46.75 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.14 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.06 | 41.09 | 44.21 | 48.12 | 55.29 | 60.09 | 64.56 | 65.38 | 59.91 | 51.51 | 43.58 | 39.49 | 51.21 | |||||||||||||
S.D. | 2.37 | 3.04 | 1.90 | 2.43 | 2.78 | 2.36 | 1.76 | 1.57 | 1.53 | 2.52 | 2.05 | 2.73 | 1.13 | |||||||||||||
SKEW | -0.58 | 0.05 | 0.23 | 0.05 | -0.48 | -0.04 | -0.12 | -0.06 | 0.38 | 0.40 | 0.65 | -0.48 | -0.16 | |||||||||||||
MAX | 44.38 | 46.91 | 47.82 | 53.38 | 59.39 | 64.17 | 67.34 | 67.77 | 62.78 | 56.08 | 48.27 | 43.26 | 52.92 | |||||||||||||
MIN | 36.66 | 34.70 | 41.23 | 43.63 | 50.58 | 55.90 | 61.81 | 62.68 | 57.18 | 47.40 | 40.53 | 34.39 | 49.09 | |||||||||||||
YRS | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 12 |