YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.58 | 46.80 | 42.67 | a | 48.35 | i | ||
1987 | 41.81 | 46.34 | 48.66 | 52.97 | 57.40 | 62.60 | 64.61 | 66.39 | 63.28 | 56.82 | 49.78 | 40.81 | 54.29 | |||||||||||||
1988 | 41.90 | 45.24 | 46.45 | 51.07 | 56.02 | 60.15 | 65.27 | 65.79 | 61.32 | 56.66 | 47.38 | 42.34 | 53.30 | |||||||||||||
1989 | 41.19 | ----- | z | ----- | z | 53.22 | 55.94 | 62.37 | 64.32 | 65.06 | 62.85 | 53.81 | 48.07 | 43.34 | 55.02 | b | ||||||||||
1990 | 42.92 | 40.62 | 47.32 | 52.02 | 55.29 | 60.45 | ----- | z | 68.37 | a | 63.88 | 51.55 | 47.18 | 36.10 | 51.43 | a | ||||||||||
1991 | 39.85 | 47.20 | c | 44.13 | a | 49.18 | 54.03 | 58.33 | 65.87 | 66.63 | 62.50 | b | 52.66 | 47.45 | 43.66 | 52.63 | ||||||||||
1992 | 43.73 | 46.55 | 49.52 | 52.83 | 58.69 | 64.48 | 65.71 | 66.66 | 59.52 | 53.90 | 45.98 | 39.06 | 53.89 | |||||||||||||
1993 | 38.03 | 41.12 | 47.55 | 50.82 | 61.66 | 62.15 | 62.98 | 66.34 | 63.15 | 56.90 | 44.11 | b | 41.95 | 53.06 | ||||||||||||
1994 | 44.69 | 41.04 | 47.69 | 52.02 | 57.47 | 60.33 | 67.13 | 67.50 | 64.71 | a | 52.76 | 42.73 | 40.92 | 53.25 | ||||||||||||
1995 | 44.44 | 45.16 | 46.48 | 50.77 | 60.15 | 62.43 | 67.24 | 62.74 | 63.62 | 53.19 | 49.45 | 42.47 | 54.01 | |||||||||||||
1996 | 40.29 | 42.95 | 46.68 | 51.62 | 52.92 | 59.68 | 66.98 | 66.37 | 59.13 | 52.13 | ----- | z | 40.18 | 52.63 | a | |||||||||||
1997 | 41.68 | 42.98 | 45.41 | b | 50.15 | 58.87 | 60.43 | 65.10 | 68.76 | 63.57 | ----- | z | 49.67 | 42.47 | 53.55 | a | ||||||||||
1998 | 43.03 | 45.89 | 47.48 | 51.07 | 55.61 | 60.75 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.98 | 49.26 | e | |||||||
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 65.66 | 61.07 | 52.89 | 47.97 | 43.00 | 54.12 | g | |||||
2000 | 41.00 | 44.21 | 45.05 | 51.45 | 54.11 | 61.27 | 65.10 | 64.53 | 61.32 | 53.44 | 43.50 | 41.16 | 52.18 | |||||||||||||
2001 | 42.53 | 41.34 | 46.06 | 49.02 | 55.32 | 58.77 | 63.87 | 66.00 | 60.95 | 51.58 | 47.82 | 42.27 | 52.13 | |||||||||||||
2002 | 41.66 | 42.61 | 42.82 | 48.85 | 53.66 | 61.78 | 65.37 | a | 66.03 | 61.20 | 52.06 | 48.23 | 43.85 | 52.34 | ||||||||||||
2003 | 45.79 | 42.52 | 47.47 | 49.73 | 55.45 | 62.77 | 68.16 | 67.08 | 63.10 | 55.50 | 43.38 | 42.27 | 53.60 | |||||||||||||
2004 | 41.10 | b | 44.83 | 48.18 | 53.42 | 57.79 | 63.35 | 68.61 | 68.82 | 60.12 | 54.32 | 46.20 | 43.29 | 54.17 | ||||||||||||
2005 | 42.81 | 43.02 | 49.29 | 51.72 | 59.10 | 60.63 | 66.15 | 67.35 | 59.88 | 54.94 | 44.00 | 41.84 | 53.39 | |||||||||||||
2006 | 44.61 | 41.30 | 45.95 | 50.07 | 56.26 | 62.67 | 67.31 | 65.35 | 62.25 | 52.60 | 45.10 | 41.55 | 52.92 | |||||||||||||
2007 | 39.16 | 44.39 | 47.32 | 50.80 | 55.68 | 60.45 | 68.06 | 66.02 | 60.60 | 51.52 | 44.93 | 40.84 | 52.48 | |||||||||||||
2008 | 39.53 | 44.10 | 44.00 | 46.97 | 55.68 | 58.08 | 64.61 | 66.52 | 60.85 | 52.16 | 49.65 | 37.98 | 51.68 | |||||||||||||
2009 | 39.74 | 41.93 | 42.76 | 49.12 | 55.73 | 63.40 | 69.10 | 66.71 | 62.60 | 52.66 | 47.17 | 38.15 | 52.42 | |||||||||||||
2010 | 46.13 | 46.59 | 47.68 | 50.25 | 53.61 | 59.18 | 64.39 | 65.32 | 62.27 | 54.69 | 44.73 | 43.92 | 53.23 | |||||||||||||
2011 | 42.61 | 40.12 | 46.47 | 46.92 | 52.90 | 59.38 | 63.50 | 66.40 | 64.55 | 53.56 | 44.13 | 40.69 | 51.77 | |||||||||||||
2012 | 40.32 | 43.88 | 44.37 | 51.68 | 55.24 | 58.70 | 64.56 | 67.69 | 62.83 | 54.24 | 47.38 | 42.26 | 52.76 | |||||||||||||
2013 | 38.98 | 44.34 | 47.45 | 50.22 | 58.05 | 63.87 | 67.15 | 68.97 | 63.15 | 51.23 | 46.00 | 38.45 | 53.15 | |||||||||||||
2014 | 42.87 | 40.71 | 47.89 | 52.53 | 59.60 | 62.07 | 69.03 | 69.55 | 64.72 | 58.60 | 46.18 | 45.08 | 54.90 | |||||||||||||
2015 | 45.42 | 48.32 | 50.73 | 51.85 | 59.08 | 67.08 | 70.92 | 68.40 | 60.43 | 57.50 | 44.47 | 43.44 | 55.64 | |||||||||||||
2016 | 43.45 | 47.67 | 49.35 | 56.27 | 59.19 | 63.57 | 66.95 | 68.61 | 61.38 | 55.40 | 51.28 | 38.53 | 55.14 | |||||||||||||
2017 | 38.66 | 41.62 | 46.50 | 50.83 | 58.11 | 62.58 | 67.02 | 69.74 | 64.87 | 53.18 | 46.62 | 40.53 | 53.36 | |||||||||||||
2018 | 44.89 | 41.41 | 46.16 | 50.63 | 60.82 | 61.95 | 70.00 | 68.45 | 62.32 | 53.37 | 48.15 | 43.53 | 54.31 | |||||||||||||
2019 | 44.03 | 36.64 | 47.37 | 51.97 | 59.52 | 62.02 | 65.50 | 68.55 | 62.33 | 50.92 | 46.37 | 44.18 | 53.28 | |||||||||||||
2020 | 44.18 | 43.64 | 44.58 | 51.78 | 58.66 | 61.53 | 65.76 | 67.16 | 65.38 | 54.13 | 46.60 | 44.15 | 53.96 | |||||||||||||
2021 | 43.66 | 41.55 | 45.29 | 52.10 | 56.76 | 66.37 | 68.94 | 68.32 | 62.52 | 53.03 | 48.47 | 38.94 | 53.83 | |||||||||||||
2022 | 41.35 | 42.79 | 47.32 | 48.57 | 54.10 | 61.60 | 69.21 | 70.52 | b | 65.38 | 58.40 | 42.90 | 39.34 | 53.46 | ||||||||||||
2023 | 43.47 | 41.43 | 45.10 | 49.33 | 60.40 | 61.93 | 68.52 | 69.71 | 62.12 | 55.02 | 46.06 | e | 45.18 | 54.02 | ||||||||||||
2024 | 41.84 | 45.00 | 47.39 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.74 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.25 | 43.36 | 46.66 | 50.94 | 56.91 | 61.64 | 66.56 | 67.17 | 62.38 | 53.97 | 46.55 | 41.61 | 53.37 | |||||||||||||
S.D. | 2.11 | 2.48 | 1.83 | 1.83 | 2.39 | 2.05 | 2.00 | 1.68 | 1.66 | 2.02 | 2.12 | 2.16 | 0.95 | |||||||||||||
SKEW | -0.13 | -0.11 | -0.19 | 0.14 | 0.09 | 0.49 | 0.24 | -0.17 | 0.02 | 0.66 | 0.05 | -0.52 | 0.30 | |||||||||||||
MAX | 46.13 | 48.32 | 50.73 | 56.27 | 61.66 | 67.08 | 70.92 | 70.52 | 65.38 | 58.60 | 51.28 | 45.18 | 55.64 | |||||||||||||
MIN | 38.03 | 36.64 | 42.76 | 46.92 | 52.90 | 58.08 | 62.98 | 62.74 | 59.13 | 50.92 | 42.73 | 36.10 | 51.68 | |||||||||||||
YRS | 37 | 36 | 36 | 36 | 36 | 36 | 34 | 36 | 36 | 36 | 36 | 38 | 31 |