YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 77.85 | f | 85.59 | b | 81.39 | 74.57 | 61.18 | 52.42 | k | 41.40 | k | 75.68 | h | |||
1967 | 41.77 | a | 49.39 | f | 58.18 | a | 60.22 | 68.73 | 78.19 | a | 84.13 | 79.81 | b | 74.50 | m | 64.75 | m | 53.52 | g | 41.62 | o | 67.29 | e | |||
1968 | 47.08 | g | 53.40 | d | 52.59 | c | 58.56 | f | 66.73 | g | 80.11 | g | 81.00 | j | 77.67 | h | 73.32 | e | 66.17 | e | 52.05 | 42.03 | 56.59 | f | ||
1969 | 47.57 | a | 48.46 | c | 51.17 | d | 62.57 | g | 71.85 | a | 77.85 | c | ----- | z | 84.62 | e | 76.39 | c | 62.37 | 53.39 | b | 47.43 | c | 62.11 | b | |
1970 | 43.33 | d | 51.41 | e | 52.03 | 56.88 | a | 71.09 | c | 80.09 | c | 85.00 | c | 83.29 | 74.03 | 57.12 | b | 51.85 | 45.55 | j | 64.19 | a | ||||
1971 | 43.93 | a | 48.04 | 54.97 | 60.75 | 67.75 | a | 82.55 | i | 85.46 | c | 80.32 | 75.57 | 62.33 | d | 52.60 | f | 42.82 | c | 62.19 | b | |||||
1972 | 43.05 | c | 49.54 | f | 59.21 | g | 61.15 | m | 68.29 | g | 79.33 | c | 85.53 | b | 81.85 | g | 75.39 | h | 64.31 | e | 47.46 | d | 41.65 | d | 60.22 | f |
1973 | 40.48 | e | 46.50 | d | 48.98 | b | 55.69 | c | 68.90 | g | 77.62 | b | 82.41 | c | 81.23 | e | 75.84 | h | 65.75 | g | ----- | z | 43.36 | j | 61.85 | e |
1974 | 45.69 | 46.04 | d | 56.90 | g | 62.32 | m | 74.70 | u | 82.82 | h | 82.18 | f | 79.28 | k | 75.06 | n | 64.40 | f | 50.32 | h | 40.91 | d | 44.21 | i | |
1975 | 41.94 | e | 46.53 | l | 52.16 | 55.52 | a | 67.32 | c | 76.94 | c | 82.66 | 82.09 | c | 74.89 | b | 63.03 | 51.38 | 44.45 | a | 62.95 | a | ||||
1976 | 43.60 | 52.16 | 53.42 | 61.86 | b | 70.81 | 78.88 | 83.29 | 80.76 | 73.93 | 60.38 | a | 51.05 | 41.66 | 62.65 | |||||||||||
1977 | 44.63 | 50.41 | 51.60 | 63.07 | 69.44 | 81.87 | 84.98 | 84.87 | 79.12 | i | 66.68 | 53.53 | 48.60 | a | 63.61 | a | ||||||||||
1978 | 47.23 | 49.82 | 56.38 | a | 59.95 | 67.80 | a | 79.86 | b | 84.27 | 79.76 | 74.60 | 67.00 | 53.83 | 42.23 | 63.56 | ||||||||||
1979 | 42.84 | 47.00 | a | 51.68 | 59.62 | 67.42 | 77.23 | 81.50 | 77.65 | 76.73 | 65.35 | 48.35 | 45.32 | 61.72 | ||||||||||||
1980 | 46.37 | 50.74 | 51.63 | a | 58.93 | ----- | z | 79.13 | 84.90 | 80.02 | b | 76.12 | a | 62.03 | 50.95 | a | 48.15 | 62.63 | a | |||||||
1981 | 47.75 | a | 51.86 | 53.45 | 65.43 | 69.85 | 81.40 | 84.07 | a | 82.10 | 75.92 | 63.65 | 53.55 | 46.60 | 64.63 | |||||||||||
1982 | 45.22 | b | 50.57 | 53.66 | 60.81 | a | 69.09 | b | 76.13 | 82.52 | 81.43 | d | 76.40 | a | 60.90 | a | 51.27 | b | 44.06 | 62.67 | ||||||
1983 | 44.70 | a | 48.67 | b | 53.19 | b | 54.80 | 68.19 | b | 75.59 | a | 82.75 | a | 82.68 | 79.40 | a | 64.90 | 52.73 | 45.32 | a | 62.74 | |||||
1984 | 45.40 | 46.34 | 54.68 | a | 60.31 | c | 74.74 | 80.28 | 84.31 | 81.53 | a | 76.72 | 61.95 | a | 52.58 | 46.88 | b | 63.81 | ||||||||
1985 | 43.78 | b | 46.89 | a | 54.77 | a | 62.80 | 70.98 | 80.17 | 84.12 | a | 81.58 | a | 73.30 | 64.05 | 51.57 | 44.58 | 63.21 | ||||||||
1986 | 48.05 | a | 51.12 | 57.48 | 64.02 | 71.50 | 80.40 | 81.53 | b | 83.32 | 73.34 | a | 62.28 | b | 51.57 | a | 44.11 | 64.06 | ||||||||
1987 | 42.60 | 48.36 | 51.15 | a | 64.27 | 69.76 | 79.23 | 81.82 | 80.98 | 73.82 | b | 68.65 | 51.53 | a | 42.22 | b | 62.87 | |||||||||
1988 | 43.85 | a | 50.60 | 53.98 | 61.88 | a | 70.66 | 81.25 | 84.82 | 81.81 | 73.50 | a | 69.52 | 53.27 | 44.02 | a | 64.10 | |||||||||
1989 | 44.42 | a | 52.16 | 59.61 | 68.82 | 73.32 | a | 80.41 | a | 86.17 | a | 82.87 | a | 77.92 | 65.02 | a | 53.57 | 43.19 | 65.62 | |||||||
1990 | 43.65 | 47.52 | 56.80 | a | 65.80 | b | 69.88 | a | 83.59 | a | 81.97 | 79.03 | 77.33 | 64.60 | 52.55 | 41.42 | a | 63.68 | ||||||||
1991 | 44.67 | a | 51.46 | a | 50.26 | 58.80 | 67.40 | 74.45 | 82.53 | a | ----- | z | ----- | z | 52.21 | x | 49.68 | 44.88 | a | 58.24 | c | |||||
1992 | 38.74 | 49.79 | 51.82 | 62.87 | 69.23 | 76.53 | 80.22 | a | 78.95 | 74.82 | 64.45 | 47.07 | 43.98 | a | 61.54 | |||||||||||
1993 | 47.87 | 48.15 | a | 54.72 | a | 60.65 | 70.06 | 77.08 | 82.15 | a | 80.55 | 73.70 | 62.81 | 49.05 | 41.97 | a | 62.40 | |||||||||
1994 | 42.71 | 46.82 | 55.81 | 62.00 | 69.50 | 82.66 | b | 84.44 | 84.46 | c | 75.83 | 63.32 | c | 49.55 | 45.71 | 63.57 | ||||||||||
1995 | ----- | z | 52.20 | a | 54.06 | 58.17 | 66.02 | 75.03 | 84.10 | 84.05 | 76.47 | 64.92 | ----- | z | 42.00 | t | 68.34 | c | ||||||||
1996 | 45.63 | 54.59 | a | 55.24 | 64.83 | c | 74.02 | a | 81.77 | d | 85.18 | c | 81.83 | p | 73.17 | c | 64.57 | b | 53.18 | b | 45.12 | a | 63.39 | a | ||
1997 | 45.46 | c | 48.43 | a | 57.24 | d | 60.61 | h | 74.05 | b | 77.71 | d | 80.96 | g | 82.18 | 80.52 | c | 64.78 | f | 53.57 | 41.91 | c | 62.34 | c | ||
1998 | 44.71 | 46.17 | a | 52.28 | a | 55.53 | a | 66.68 | 76.52 | a | 84.00 | a | 82.75 | a | 78.59 | a | 66.11 | c | 53.22 | 45.73 | 62.69 | |||||
1999 | 46.19 | d | 50.20 | a | 57.95 | b | 61.28 | e | 69.72 | a | 79.28 | e | 81.57 | d | 81.27 | a | 76.40 | a | 65.00 | a | 55.61 | c | 43.13 | a | 63.97 | |
2000 | 46.28 | b | 52.25 | c | 56.66 | c | 66.73 | d | 76.07 | a | 81.93 | b | 85.17 | a | 82.68 | c | 78.07 | b | 64.34 | c | 46.19 | a | 43.27 | e | 64.97 | |
2001 | 45.02 | f | 47.04 | b | 55.62 | e | 63.02 | c | 74.73 | a | 82.15 | c | 83.16 | f | 82.03 | b | 78.15 | g | 67.38 | c | 55.67 | a | 41.14 | c | 63.20 | c |
2002 | 42.80 | a | 46.83 | b | 51.85 | a | 67.37 | c | 71.79 | 83.62 | 84.50 | b | 82.28 | b | 78.29 | a | 62.40 | e | 52.80 | 43.63 | a | 64.01 | ||||
2003 | 48.92 | 47.98 | c | 53.26 | 60.55 | 71.74 | b | 81.20 | 88.50 | b | 85.19 | b | 78.47 | 69.34 | 51.96 | c | 43.15 | 65.02 | ||||||||
2004 | 45.13 | d | 44.94 | c | 58.38 | c | 61.77 | f | 73.27 | c | 79.59 | b | 83.14 | c | 80.45 | a | 74.07 | c | 63.72 | b | 49.85 | c | 43.08 | e | 63.24 | a |
2005 | 47.54 | e | 51.10 | c | 54.56 | f | 61.79 | b | 72.91 | b | 80.91 | a | 86.61 | c | 82.62 | a | 78.36 | a | 67.32 | a | 54.52 | c | 44.89 | 66.23 | a | |
2006 | 44.89 | d | 51.55 | g | 53.82 | a | 65.40 | a | 75.55 | 84.86 | a | 85.88 | a | 79.03 | b | 72.50 | a | 62.93 | b | 53.92 | 41.88 | b | 65.51 | a | ||
2007 | 40.58 | f | 48.25 | d | 58.06 | e | 63.22 | a | 73.30 | a | 80.54 | b | 84.72 | a | 82.22 | a | 77.43 | b | 66.05 | b | 56.21 | a | 42.65 | 66.60 | a | |
2008 | 44.21 | 48.00 | b | 53.09 | d | 61.81 | a | 69.04 | e | 81.26 | c | 82.23 | c | 81.47 | b | 76.22 | c | 64.78 | a | 55.05 | b | 44.82 | 63.50 | |||
2009 | 46.48 | b | 49.70 | a | 57.70 | c | 62.22 | 74.24 | 77.98 | c | 87.23 | c | 84.27 | c | 77.48 | b | 64.05 | a | 54.55 | 42.29 | c | 64.85 | ||||
2010 | 43.20 | a | 47.28 | c | 53.40 | f | 61.76 | g | 67.69 | b | 80.34 | h | 85.78 | b | 82.75 | c | 78.93 | h | 68.18 | c | 51.10 | a | 47.82 | a | 61.72 | d |
2011 | 41.52 | e | 43.40 | b | 58.30 | f | 65.56 | d | 66.70 | f | 81.84 | h | 86.50 | h | 86.60 | g | 78.02 | i | 65.92 | e | 51.73 | d | 41.54 | g | 53.63 | g |
2012 | 44.76 | b | 48.73 | a | 54.35 | k | 65.30 | b | 74.60 | a | 84.11 | g | 85.10 | e | 85.63 | a | 76.94 | d | 66.14 | f | 56.17 | l | 49.33 | s | 68.72 | e |
2013 | 41.20 | f | 44.76 | a | 54.06 | w | ----- | z | ----- | z | ----- | z | ----- | z | 84.25 | s | 78.02 | c | 62.12 | g | 52.63 | g | 43.48 | c | 55.42 | i |
2014 | 45.42 | a | 52.80 | a | 57.58 | 64.07 | 71.34 | 83.88 | 86.29 | 80.55 | 79.10 | a | 66.74 | b | 51.20 | 46.48 | 65.45 | |||||||||
2015 | 46.27 | 54.04 | a | 55.42 | r | 63.43 | a | 69.45 | b | 85.00 | 84.57 | a | 85.45 | a | 78.05 | a | 67.42 | a | 50.77 | 41.37 | 65.98 | a | ||||
2016 | 42.97 | 50.66 | 58.31 | 62.37 | 70.33 | b | 84.70 | 86.77 | 81.58 | a | 75.02 | 67.56 | 54.93 | 46.17 | a | 65.11 | ||||||||||
2017 | 45.06 | 50.66 | 59.37 | ----- | z | 71.75 | e | 83.85 | 86.11 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 62.14 | g | ||||
2018 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.34 | 44.34 | k | |
2019 | 42.53 | ----- | z | 55.43 | c | 63.73 | 65.69 | 80.50 | 87.40 | 86.62 | a | 77.82 | 64.42 | 52.73 | 44.23 | 65.55 | a | |||||||||
2020 | 43.98 | 46.97 | 54.24 | 63.17 | 75.00 | a | 81.53 | 87.08 | 87.77 | 78.20 | 66.48 | 54.90 | a | 41.69 | 65.09 | |||||||||||
2021 | 43.24 | 48.19 | a | 52.62 | k | 65.78 | a | 72.92 | 85.07 | 83.98 | 82.97 | b | 77.62 | b | 62.79 | 55.40 | 46.73 | 65.88 | a | |||||||
2022 | 43.98 | 45.59 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.98 | k | |
2023 | ----- | z | ----- | z | ----- | z | 64.26 | e | 67.44 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.26 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 44.54 | 49.17 | 54.58 | 62.07 | 70.81 | 80.11 | 84.32 | 82.19 | 76.20 | 64.61 | 52.23 | 44.02 | 63.75 | |||||||||||||
S.D. | 2.04 | 2.54 | 2.66 | 3.23 | 2.71 | 2.76 | 1.83 | 2.09 | 2.01 | 2.49 | 2.32 | 2.02 | 1.13 | |||||||||||||
SKEW | -0.17 | 0.05 | 0.10 | -0.42 | 0.11 | -0.02 | -0.02 | 0.41 | -0.05 | -0.31 | -0.60 | 0.44 | -0.14 | |||||||||||||
MAX | 48.92 | 54.59 | 59.61 | 68.82 | 76.07 | 85.07 | 88.50 | 87.77 | 80.52 | 69.52 | 56.21 | 48.60 | 65.62 | |||||||||||||
MIN | 38.74 | 43.40 | 48.98 | 54.80 | 65.69 | 74.45 | 80.22 | 77.65 | 72.50 | 57.12 | 46.19 | 40.91 | 61.54 | |||||||||||||
YRS | 50 | 49 | 45 | 46 | 47 | 47 | 47 | 47 | 45 | 47 | 46 | 48 | 26 |