YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1972 | ----- | z | ----- | z | ----- | z | 64.67 | 72.13 | 81.20 | 84.45 | 80.77 | a | 74.03 | 63.90 | a | 44.20 | 40.03 | 67.26 | c | |||||||
1973 | 37.90 | 41.75 | 48.39 | 54.50 | l | 69.16 | 79.37 | 83.55 | 84.58 | 75.77 | 69.11 | d | 55.93 | 44.94 | 62.77 | a | ||||||||||
1974 | 37.27 | a | 43.57 | 59.10 | 60.44 | e | 78.68 | f | 84.57 | 84.13 | 80.35 | 73.27 | 64.39 | 52.13 | 39.87 | 61.73 | a | |||||||||
1975 | 37.29 | 41.54 | 51.74 | 56.53 | 69.10 | 81.17 | 83.32 | 83.48 | 72.50 | 67.45 | 57.00 | h | 43.52 | 62.51 | a | |||||||||||
1976 | 42.10 | 51.48 | 52.81 | 62.53 | 70.61 | 82.00 | 83.10 | 80.87 | 74.03 | 61.06 | 52.40 | 40.81 | 62.82 | |||||||||||||
1977 | 36.42 | 46.50 | 49.55 | 61.13 | 71.23 | 84.83 | 85.03 | 84.55 | 77.77 | 69.35 | 54.70 | 46.58 | 63.97 | |||||||||||||
1978 | 41.87 | 44.25 | 55.52 | 65.47 | 67.42 | 82.93 | 87.87 | 82.90 | 76.40 | 67.87 | 51.47 | 38.45 | 63.53 | |||||||||||||
1979 | 34.10 | 41.71 | 52.03 | 61.10 | 67.06 | 77.97 | 85.74 | 80.81 | 78.50 | 70.45 | 45.30 | 46.48 | 61.77 | |||||||||||||
1980 | 42.58 | 47.14 | 50.94 | 59.13 | 68.61 | 85.13 | 90.37 | a | 83.32 | 77.97 | 65.10 | a | 54.50 | 52.48 | 64.77 | |||||||||||
1981 | 49.45 | 51.79 | 50.87 | 67.07 | 70.16 | 85.27 | 85.29 | 82.00 | 76.10 | 63.55 | 56.83 | 48.71 | 65.59 | |||||||||||||
1982 | 39.71 | 42.75 | 52.74 | 62.83 | 69.06 | 81.10 | 85.68 | l | 82.35 | 74.53 | 62.24 | b | 49.18 | b | 39.03 | 59.59 | a | |||||||||
1983 | 41.55 | 43.86 | 50.68 | 57.47 | 70.70 | a | 79.80 | 87.63 | d | 86.03 | 83.72 | a | 69.32 | 55.31 | a | 44.39 | 64.20 | |||||||||
1984 | 44.84 | 53.14 | 57.74 | 65.46 | b | 81.36 | c | 85.36 | e | 91.58 | 86.52 | d | 83.06 | n | 61.42 | 57.07 | 45.45 | 66.36 | a | |||||||
1985 | 43.20 | a | 48.14 | 56.84 | 67.87 | 73.03 | 84.17 | 86.71 | 87.13 | 75.37 | 66.26 | 55.60 | 48.74 | 66.09 | ||||||||||||
1986 | 53.97 | 51.50 | 60.55 | 66.30 | 72.42 | 81.93 | 84.61 | 86.48 | 74.10 | 63.90 | 49.10 | 42.84 | 65.64 | |||||||||||||
1987 | 41.32 | 46.86 | 54.65 | 67.79 | a | 69.97 | 83.57 | 87.45 | 83.45 | 78.63 | 71.29 | 52.47 | 42.97 | 65.03 | ||||||||||||
1988 | 39.71 | 53.10 | 56.87 | h | 65.10 | 72.97 | b | 82.40 | 86.38 | o | 80.00 | k | 73.68 | b | 69.30 | a | 52.64 | b | 42.83 | a | 61.30 | c | ||||
1989 | 42.48 | b | 46.19 | a | 60.93 | b | 70.45 | a | 77.40 | a | 83.00 | a | 85.00 | 80.25 | g | 83.57 | 67.19 | 56.53 | 44.58 | 65.21 | a | |||||
1990 | 43.14 | b | 47.86 | 58.27 | a | 64.45 | a | 70.33 | a | 87.87 | 82.45 | 80.45 | b | 76.08 | q | 67.78 | h | 54.10 | 40.19 | 62.91 | b | |||||
1991 | 39.97 | a | 53.12 | b | 51.65 | 64.67 | 74.26 | 80.93 | 81.63 | a | 81.16 | 74.07 | 69.19 | 48.50 | 42.10 | 63.44 | ||||||||||
1992 | 39.69 | b | 48.00 | a | 56.10 | b | 68.48 | a | 71.16 | 80.43 | 83.87 | 82.20 | a | 78.79 | a | 69.90 | a | 45.38 | a | 36.29 | 63.36 | |||||
1993 | 41.97 | 46.43 | e | 56.36 | c | 65.24 | a | 73.55 | b | 83.24 | a | 86.94 | 80.39 | 77.97 | a | 65.73 | a | 49.70 | 45.13 | a | 64.39 | |||||
1994 | 46.90 | a | 46.64 | 57.53 | a | 63.43 | 72.07 | a | 87.60 | 88.35 | 86.70 | a | 78.11 | b | 64.42 | 50.89 | b | 47.61 | 65.86 | |||||||
1995 | 43.13 | a | 55.96 | b | 57.13 | 61.69 | a | 71.03 | a | 80.44 | c | 86.77 | 86.52 | 76.13 | 70.48 | 59.60 | 48.07 | a | 66.41 | |||||||
1996 | 44.94 | 52.82 | a | 56.75 | c | 67.67 | 82.94 | 85.57 | 86.10 | 82.90 | a | 73.31 | a | 65.00 | c | 54.23 | 46.03 | a | 66.52 | |||||||
1997 | 39.35 | 46.56 | a | 61.84 | 61.03 | a | 73.52 | 81.17 | a | 85.16 | 83.35 | 79.79 | a | 67.65 | 50.63 | 37.94 | 64.00 | |||||||||
1998 | 45.19 | 45.18 | 53.84 | 60.29 | b | 76.48 | 83.93 | a | 84.03 | 84.69 | b | 83.07 | 65.58 | 56.03 | 47.87 | a | 65.52 | |||||||||
1999 | 49.77 | 54.93 | 58.61 | 61.90 | a | 71.42 | 81.27 | 84.43 | a | 81.77 | 76.80 | 71.39 | 63.90 | a | ----- | z | 68.74 | a | ||||||||
2000 | 49.45 | 54.71 | a | 58.25 | c | 69.52 | c | 82.73 | e | 84.27 | 89.16 | 86.48 | 82.57 | 63.13 | a | 44.83 | 43.71 | 67.40 | ||||||||
2001 | 39.47 | a | 49.18 | 55.52 | 68.03 | a | 77.62 | b | 85.50 | 88.04 | c | 82.71 | 80.93 | 70.48 | 55.39 | b | 44.13 | 66.42 | ||||||||
2002 | 44.67 | a | 47.64 | 57.90 | 71.46 | b | 78.09 | i | 89.03 | 86.35 | 87.26 | 77.28 | a | 64.74 | 51.53 | 42.24 | b | 65.47 | a | |||||||
2003 | 52.71 | 46.79 | 55.97 | 65.21 | a | 77.46 | e | 84.03 | 93.13 | 86.48 | b | 78.47 | 71.26 | 53.55 | a | 45.27 | a | 67.53 | ||||||||
2004 | 44.94 | 43.17 | 61.94 | 61.40 | 78.00 | 85.03 | 86.73 | a | 81.65 | 77.07 | a | 63.53 | a | 49.27 | 43.32 | 64.67 | ||||||||||
2005 | 47.13 | 45.89 | a | 49.97 | 63.57 | 73.72 | b | 83.47 | 90.00 | a | 83.10 | 80.23 | 65.29 | 57.97 | 46.58 | 65.58 | ||||||||||
2006 | 48.16 | 51.82 | 54.94 | 69.13 | 78.87 | 87.13 | 85.03 | 79.23 | 72.20 | 64.97 | 56.77 | 41.97 | 65.85 | |||||||||||||
2007 | 37.10 | 47.04 | 59.73 | a | 63.00 | a | 72.06 | 84.13 | 87.58 | 87.87 | 80.17 | 70.23 | a | 57.93 | 40.87 | 65.64 | ||||||||||
2008 | 38.16 | 47.52 | 56.32 | 64.27 | 72.06 | 86.47 | 84.23 | 84.19 | 77.60 | 68.86 | b | 55.97 | 42.13 | 64.81 | ||||||||||||
2009 | 46.23 | 52.93 | 57.32 | 63.13 | 75.97 | ----- | z | 87.10 | 85.26 | 75.60 | 62.61 | 56.83 | 37.16 | 63.65 | a | |||||||||||
2010 | 40.97 | 40.89 | 52.83 | a | 63.63 | 72.65 | 85.67 | 83.68 | 83.55 | 82.00 | 67.48 | 51.60 | 46.77 | 64.31 | ||||||||||||
2011 | 42.39 | 44.32 | 60.84 | 65.90 | 71.77 | 87.47 | 88.58 | 87.97 | 76.60 | 65.81 | 52.13 | 38.19 | 65.16 | |||||||||||||
2012 | 46.35 | 46.43 | a | 60.29 | 68.53 | 76.58 | 89.40 | 86.19 | 85.68 | 78.00 | a | 69.26 | 57.43 | 42.06 | 67.18 | |||||||||||
2013 | 39.06 | 44.57 | 58.06 | 65.37 | 73.48 | 88.13 | 84.74 | 84.13 | 74.87 | 62.77 | 50.03 | 40.16 | 63.78 | |||||||||||||
2014 | 46.32 | 51.46 | 56.58 | 63.17 | 71.67 | a | 85.90 | 84.52 | 81.07 | c | 77.97 | 68.74 | 53.64 | b | 43.20 | a | 65.35 | |||||||||
2015 | 43.16 | 50.07 | a | 60.68 | 64.30 | 68.17 | a | 84.30 | 82.39 | 85.03 | 80.93 | 66.26 | 51.83 | 41.13 | 64.85 | |||||||||||
2016 | 41.32 | 52.62 | 60.52 | 62.70 | 70.97 | 87.37 | 90.87 | 80.19 | 77.97 | 72.00 | 54.63 | 45.06 | 66.35 | |||||||||||||
2017 | 43.06 | 52.89 | 63.81 | 63.87 | 72.47 | a | 87.07 | 87.42 | 83.32 | 78.53 | 66.84 | 61.17 | a | 50.10 | 67.55 | |||||||||||
2018 | 47.77 | 51.32 | 58.42 | 68.53 | 79.16 | 88.93 | 87.16 | 83.61 | 79.63 | 62.06 | 50.23 | 41.90 | b | 66.56 | ||||||||||||
2019 | 40.55 | b | 45.14 | 55.06 | 65.40 | 68.06 | 81.83 | 87.48 | 87.06 | 81.13 | 63.71 | 52.73 | 43.35 | 64.29 | ||||||||||||
2020 | 42.81 | 47.41 | 57.30 | a | 67.41 | a | 77.61 | 85.60 | 88.19 | 89.65 | 78.70 | 70.87 | a | 56.37 | 41.87 | 66.98 | ||||||||||
2021 | 43.39 | 48.26 | a | 55.39 | 65.30 | 74.37 | a | 84.93 | 84.26 | 84.94 | 81.10 | 66.48 | 59.27 | 47.77 | 66.29 | |||||||||||
2022 | 44.77 | a | 43.71 | 55.43 | a | 67.57 | 77.55 | 82.57 | 86.40 | a | 81.55 | 81.15 | c | 62.48 | 48.73 | d | 44.55 | 64.70 | ||||||||
2023 | 41.67 | a | 45.32 | 49.94 | 63.97 | a | 73.06 | 81.20 | 92.70 | a | 86.39 | 79.07 | 69.30 | a | 54.32 | e | 44.45 | 65.11 | ||||||||
2024 | 42.16 | 49.66 | 54.77 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.86 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.95 | 47.95 | 56.10 | 64.60 | 73.30 | 84.07 | 86.35 | 83.88 | 77.75 | 66.70 | 53.38 | 43.57 | 65.23 | |||||||||||||
S.D. | 4.11 | 3.90 | 3.67 | 3.20 | 3.87 | 2.73 | 2.62 | 2.49 | 2.97 | 3.06 | 4.15 | 3.46 | 1.34 | |||||||||||||
SKEW | 0.45 | 0.18 | -0.18 | -0.20 | 0.69 | 0.00 | 0.64 | 0.16 | 0.09 | -0.04 | -0.12 | 0.13 | -0.26 | |||||||||||||
MAX | 53.97 | 55.96 | 63.81 | 71.46 | 82.94 | 89.40 | 93.13 | 89.65 | 83.72 | 72.00 | 63.90 | 52.48 | 67.55 | |||||||||||||
MIN | 34.10 | 40.89 | 48.39 | 56.53 | 67.06 | 77.97 | 81.63 | 79.23 | 72.20 | 61.06 | 44.20 | 36.29 | 61.77 | |||||||||||||
YRS | 52 | 52 | 51 | 51 | 50 | 51 | 50 | 50 | 50 | 51 | 51 | 51 | 40 |