YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 60.48 | 52.47 | 48.13 | 53.69 | i | |||
1981 | 50.35 | 50.29 | 55.74 | 55.67 | 59.87 | 63.17 | 68.19 | 72.90 | 65.90 | 57.52 | 54.07 | 46.84 | 58.38 | |||||||||||||
1982 | 43.26 | 47.89 | a | 50.74 | 53.43 | 60.68 | 68.57 | 67.19 | 68.80 | a | 67.03 | 59.48 | 49.37 | 48.39 | 57.07 | |||||||||||
1983 | 50.00 | a | 52.21 | 55.00 | 57.67 | 63.65 | 65.24 | a | 68.61 | 71.94 | 64.10 | 57.40 | a | 53.14 | a | 40.35 | 58.28 | |||||||||
1984 | 47.52 | 50.31 | 53.71 | 56.63 | 59.52 | 63.93 | 70.74 | 70.65 | 65.47 | 56.81 | 50.23 | 42.48 | 57.33 | |||||||||||||
1985 | 43.07 | a | 46.21 | 50.55 | 54.66 | a | 60.17 | a | 65.87 | 74.58 | 71.26 | 64.93 | 57.81 | 40.66 | a | 42.55 | 56.02 | |||||||||
1986 | 50.45 | 47.18 | 53.97 | 53.20 | 58.83 | a | 67.70 | 65.48 | 75.00 | 65.00 | 58.48 | 50.30 | 48.77 | 57.86 | ||||||||||||
1987 | 46.84 | 51.86 | 53.87 | 58.17 | 64.29 | 67.47 | 69.00 | 71.26 | 66.73 | 61.23 | 54.55 | a | 46.00 | b | 59.27 | |||||||||||
1988 | 47.00 | a | 49.72 | 51.50 | a | 55.10 | 60.23 | a | 62.70 | 68.74 | 69.55 | 64.73 | 57.74 | 51.00 | b | 46.03 | 57.00 | |||||||||
1989 | 45.42 | 40.79 | 48.87 | 58.33 | 60.65 | 67.77 | 68.65 | 68.39 | 68.90 | 58.58 | 50.97 | 47.61 | 57.08 | |||||||||||||
1990 | 47.39 | 45.29 | 51.90 | a | 56.14 | a | 60.39 | 63.70 | 73.29 | 71.61 | 67.48 | a | 57.52 | 52.14 | a | 40.06 | 57.24 | |||||||||
1991 | 43.97 | 51.78 | a | 49.20 | a | 55.50 | 59.73 | a | 62.52 | a | 69.29 | 70.33 | a | 68.20 | 58.16 | 52.25 | b | 49.19 | 57.51 | |||||||
1992 | 48.32 | 50.86 | 55.36 | c | 57.87 | 64.43 | a | 69.39 | b | 69.62 | b | 70.48 | 63.48 | a | 58.81 | 50.80 | 44.41 | b | 58.65 | |||||||
1993 | 40.70 | a | 46.69 | b | 53.83 | a | 55.93 | 65.73 | a | 64.17 | 65.23 | 69.13 | 65.03 | 58.30 | a | 48.83 | 47.06 | 56.72 | ||||||||
1994 | 50.26 | 46.44 | a | 53.65 | 56.77 | 63.94 | 64.13 | 71.23 | 71.00 | 68.17 | 57.39 | 48.41 | a | 46.13 | 58.13 | |||||||||||
1995 | 49.23 | 49.74 | a | 52.13 | 56.57 | 64.87 | 67.33 | 71.07 | a | 67.03 | 68.41 | c | 58.39 | 53.87 | 47.20 | a | 58.82 | |||||||||
1996 | 43.53 | a | 47.52 | 51.55 | 56.54 | b | 57.47 | a | 64.10 | 72.55 | ----- | z | 62.97 | a | 56.67 | a | 47.43 | 43.00 | 54.85 | a | ||||||
1997 | 46.10 | 48.21 | 51.10 | b | 55.93 | 64.06 | 65.47 | 70.57 | a | 72.94 | 67.26 | c | 58.13 | a | 53.34 | a | 48.53 | a | 58.47 | |||||||
1998 | 46.45 | b | 51.70 | a | 52.58 | 55.90 | a | 62.16 | 65.80 | 70.45 | 71.70 | a | 69.37 | 57.77 | 52.27 | 45.03 | 58.43 | |||||||||
1999 | 46.71 | 48.71 | 50.70 | a | 55.83 | a | 58.57 | a | 61.17 | 65.90 | 69.45 | 66.03 | a | 57.32 | 52.13 | 46.67 | a | 56.60 | ||||||||
2000 | 45.16 | 48.52 | 50.43 | a | 55.47 | 58.47 | a | 66.07 | 70.03 | 68.65 | 64.27 | 58.53 | a | 48.79 | a | 46.26 | 56.72 | |||||||||
2001 | 48.42 | 47.32 | 51.77 | 54.33 | 60.81 | 62.53 | 65.45 | 66.55 | 61.93 | 56.16 | 51.80 | 46.00 | 56.09 | |||||||||||||
2002 | 45.88 | f | 44.61 | j | 47.68 | 55.79 | a | 58.23 | 66.80 | 70.03 | 71.48 | 67.90 | a | 55.97 | 53.13 | 47.90 | 59.49 | b | ||||||||
2003 | 50.97 | 48.68 | 52.81 | 55.57 | 60.29 | 69.13 | 73.10 | 72.71 | 68.60 | 58.77 | a | 48.43 | 47.29 | 58.86 | ||||||||||||
2004 | 46.16 | 51.10 | 53.74 | 60.60 | 62.26 | 68.67 | 72.68 | 71.71 | 64.20 | 58.23 | 50.93 | 48.13 | 59.03 | |||||||||||||
2005 | 46.55 | 47.96 | 55.23 | 58.07 | 64.39 | 65.20 | 71.52 | 70.97 | 65.70 | 58.94 | 47.97 | 47.71 | 58.35 | |||||||||||||
2006 | 49.23 | 48.11 | 52.50 | a | 56.04 | b | 61.68 | 67.90 | 71.48 | 69.97 | 66.03 | 57.48 | 50.50 | 46.35 | 58.11 | |||||||||||
2007 | 45.55 | 48.59 | a | 51.90 | 54.67 | 61.39 | 63.77 | 71.29 | 69.65 | 63.93 | 56.06 | 49.30 | 45.94 | 56.84 | ||||||||||||
2008 | 44.37 | a | 48.07 | 48.48 | 50.87 | 59.77 | 62.23 | 67.97 | 69.61 | 65.37 | 57.19 | 53.83 | 41.74 | 55.79 | ||||||||||||
2009 | 43.06 | 46.43 | 48.29 | 56.07 | 61.42 | 67.70 | 72.87 | 69.32 | 66.47 | 57.68 | 50.97 | 43.48 | 56.98 | |||||||||||||
2010 | 50.32 | 51.50 | 52.74 | 56.20 | 58.74 | 62.93 | 70.52 | 68.35 | 63.93 | 58.29 | 48.33 | 47.52 | 57.45 | |||||||||||||
2011 | 45.68 | 44.68 | 51.26 | 51.47 | 57.52 | 63.40 | 66.84 | 69.90 | 68.00 | 56.61 | 48.83 | 44.61 | 55.73 | |||||||||||||
2012 | 44.71 | 48.48 | 49.23 | 55.33 | 60.23 | 61.77 | 66.65 | 71.58 | 66.93 | 57.19 | 51.30 | 45.68 | 56.59 | |||||||||||||
2013 | 43.39 | 48.07 | 51.35 | 54.50 | 61.23 | 67.07 | 70.61 | 70.42 | 65.60 | 54.84 | 49.63 | 43.68 | 56.70 | |||||||||||||
2014 | 45.61 | 44.32 | 52.55 | 57.90 | 63.65 | 67.60 | 71.84 | 71.58 | 68.20 | 62.61 | 50.76 | a | 50.03 | 58.89 | ||||||||||||
2015 | 48.97 | 53.46 | 55.74 | 57.10 | 62.94 | 71.80 | 74.32 | 73.81 | 65.53 | 60.19 | 49.70 | 47.03 | 60.05 | |||||||||||||
2016 | 48.19 | 51.55 | 55.74 | 60.70 | 66.52 | 66.73 | 70.65 | 73.55 | 65.60 | 58.06 | 55.10 | 42.52 | 59.58 | |||||||||||||
2017 | 43.52 | 45.36 | 50.94 | 55.93 | 62.23 | 68.10 | a | 71.35 | 73.58 | 69.00 | 58.87 | 50.20 | 43.61 | 57.72 | ||||||||||||
2018 | 46.26 | 44.22 | a | 47.84 | ----- | z | ----- | z | 68.89 | l | 74.42 | 71.16 | 66.40 | 57.65 | 52.82 | b | 48.90 | 56.63 | c | |||||||
2019 | 49.00 | 40.37 | a | 49.77 | 56.18 | b | 64.00 | a | 68.21 | a | 70.33 | a | 72.65 | 65.43 | 55.81 | 49.23 | 46.84 | 57.32 | ||||||||
2020 | 48.42 | 48.07 | 49.39 | 57.57 | 63.35 | 65.83 | 69.97 | 71.94 | 68.40 | 58.94 | 51.63 | 48.10 | 58.47 | |||||||||||||
2021 | 48.68 | 46.29 | 50.00 | 58.03 | 62.61 | 71.07 | 71.61 | 71.32 | 67.03 | 57.03 | 51.77 | 42.45 | 58.16 | |||||||||||||
2022 | 41.61 | 42.89 | i | 47.36 | q | 47.33 | r | 53.94 | o | 71.22 | u | 72.61 | 75.26 | 70.00 | 63.94 | 47.97 | 43.84 | 59.32 | e | |||||||
2023 | 49.06 | 45.78 | a | 47.79 | b | 52.89 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 53.40 | p | 47.55 | i | |
2024 | 47.03 | a | 51.14 | a | 53.58 | 58.73 | 62.17 | a | 67.03 | 74.48 | 71.06 | 67.90 | 60.42 | 52.00 | 50.77 | 59.69 | ||||||||||
2025 | 47.43 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.66 | 48.13 | 51.78 | 56.17 | 61.54 | 65.90 | 70.30 | 70.96 | 66.32 | 58.17 | 50.75 | 45.93 | 57.74 | |||||||||||||
S.D. | 2.60 | 2.89 | 2.32 | 1.97 | 2.31 | 2.58 | 2.52 | 1.91 | 1.88 | 1.71 | 2.50 | 2.55 | 1.11 | |||||||||||||
SKEW | -0.27 | -0.57 | -0.01 | -0.25 | 0.15 | 0.13 | -0.30 | 0.02 | -0.12 | 1.18 | -1.32 | -0.46 | 0.09 | |||||||||||||
MAX | 50.97 | 53.46 | 55.74 | 60.70 | 66.52 | 71.80 | 74.58 | 75.26 | 70.00 | 63.94 | 55.10 | 50.77 | 60.05 | |||||||||||||
MIN | 40.70 | 40.37 | 47.68 | 50.87 | 57.47 | 61.17 | 65.23 | 66.55 | 61.93 | 54.84 | 40.66 | 40.06 | 55.73 | |||||||||||||
YRS | 43 | 42 | 43 | 41 | 41 | 41 | 43 | 42 | 43 | 44 | 44 | 44 | 39 |