YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 90.74 | 91.16 | 82.11 | c | 77.09 | h | 55.71 | m | 55.41 | i | 88.00 | i | ||
1976 | 50.81 | j | 58.52 | h | 59.43 | h | 68.29 | b | 73.39 | 86.43 | 93.45 | 89.52 | 78.27 | 64.58 | 59.24 | i | 53.05 | l | 79.13 | e | ||||||
1977 | 48.05 | j | 54.79 | i | 57.62 | e | 67.47 | 78.58 | 90.17 | 93.13 | 88.48 | 86.07 | 74.14 | b | 59.38 | i | 52.50 | k | 79.46 | d | ||||||
1978 | 40.52 | j | 42.74 | i | 61.04 | h | 70.30 | 72.26 | 84.57 | 93.97 | 88.48 | 83.50 | 70.77 | 54.28 | l | 45.15 | k | 80.55 | e | |||||||
1979 | 33.77 | i | 50.00 | i | 58.75 | g | 67.46 | b | 70.65 | 83.27 | 91.84 | 87.29 | 84.13 | 72.45 | 50.81 | i | 55.11 | l | 79.58 | e | ||||||
1980 | 44.00 | i | 53.40 | i | 57.30 | h | 63.15 | d | 69.94 | 89.33 | 95.45 | 91.06 | 81.77 | 69.87 | 62.59 | h | 62.35 | k | 80.08 | e | ||||||
1981 | 56.14 | j | 53.53 | i | 57.95 | i | 74.14 | h | 75.85 | k | 90.00 | e | 93.04 | h | 86.14 | c | 80.93 | 69.32 | 64.50 | f | 51.76 | j | 81.60 | h | ||
1982 | 46.65 | k | 43.72 | j | 60.65 | h | 67.61 | g | 73.17 | a | 79.50 | ----- | z | 86.81 | 78.47 | 67.04 | g | 56.35 | j | 51.00 | l | 79.48 | h | |||
1983 | 51.24 | j | 49.62 | b | 53.06 | 60.23 | 70.06 | 81.10 | 93.19 | 91.84 | 85.30 | 70.97 | 58.10 | 32.42 | 67.81 | a | ||||||||||
1984 | 41.48 | 53.17 | 53.87 | a | 60.53 | 78.71 | 87.23 | 92.65 | 88.23 | 79.10 | 60.26 | 58.03 | 49.42 | 66.89 | ||||||||||||
1985 | 39.84 | 42.04 | 58.03 | 68.63 | 75.90 | 86.27 | 90.74 | 89.74 | 78.47 | 67.42 | 45.60 | 41.35 | 65.34 | |||||||||||||
1986 | 56.23 | 54.52 | a | 65.39 | 69.34 | a | 75.77 | 85.60 | 92.26 | 88.19 | 78.13 | 67.23 | 56.10 | 46.06 | 69.57 | |||||||||||
1987 | 45.17 | a | 49.68 | ----- | z | 68.53 | 75.23 | 86.97 | 93.19 | 86.65 | 81.13 | 71.32 | 57.00 | 44.35 | 69.02 | a | ||||||||||
1988 | 38.42 | 48.41 | 55.94 | 67.47 | 77.67 | a | 88.50 | 91.81 | 91.77 | 82.10 | 73.06 | 60.10 | 47.68 | 68.58 | ||||||||||||
1989 | 49.42 | 36.50 | 64.77 | 70.47 | 76.87 | 82.77 | 93.32 | 88.16 | 80.53 | 70.55 | 62.13 | 41.65 | 68.10 | |||||||||||||
1990 | 49.74 | 48.68 | 54.87 | 66.67 | 72.68 | 91.17 | 87.68 | 87.52 | 85.10 | 70.52 | 62.30 | 43.77 | 68.39 | |||||||||||||
1991 | 44.29 | 58.14 | 58.52 | 66.61 | b | 79.45 | 87.43 | 90.29 | 88.19 | 81.00 | 71.48 | 47.77 | 44.68 | 68.15 | ||||||||||||
1992 | 51.58 | 55.24 | 61.03 | 70.90 | 76.74 | 81.87 | 89.61 | 87.87 | 85.93 | 73.52 | 47.79 | a | 44.84 | 68.91 | ||||||||||||
1993 | 39.10 | 44.57 | 57.10 | 65.50 | 75.29 | 86.63 | 92.81 | 88.10 | 78.90 | 68.10 | 50.73 | 50.48 | 66.44 | |||||||||||||
1994 | 50.13 | 49.67 | a | 61.40 | a | 65.43 | 76.74 | 91.30 | 92.94 | 93.35 | 84.90 | 69.97 | 53.53 | 53.52 | 70.24 | |||||||||||
1995 | 49.48 | 58.32 | 57.68 | 58.93 | 68.68 | 82.33 | 90.71 | 94.35 | 80.77 | 72.06 | 61.83 | 52.52 | 68.97 | |||||||||||||
1996 | 48.71 | 54.68 | a | 57.00 | a | 69.03 | 82.45 | 88.47 | 91.84 | 89.26 | 80.10 | 70.97 | 55.93 | 51.00 | 69.95 | |||||||||||
1997 | 45.60 | a | 47.89 | 64.71 | 60.77 | 77.42 | 87.87 | 94.71 | 88.35 | 83.37 | 71.29 | 49.45 | a | 44.48 | 67.99 | |||||||||||
1998 | 50.71 | 49.86 | 56.55 | 64.10 | a | 81.42 | 87.70 | 93.55 | 90.42 | 87.60 | 69.58 | 60.67 | 47.16 | 69.94 | ||||||||||||
1999 | 51.06 | 59.79 | 62.26 | 61.20 | 76.19 | 86.93 | a | 95.23 | 89.06 | 77.63 | 73.26 | 66.70 | 53.84 | 71.10 | ||||||||||||
2000 | 51.97 | 57.03 | 59.26 | 70.90 | 81.23 | 88.00 | 94.90 | a | 95.16 | 85.14 | a | 69.10 | 48.97 | 46.29 | 70.66 | |||||||||||
2001 | ----- | z | 46.92 | c | 55.74 | 70.20 | 76.13 | 89.50 | 96.26 | 92.61 | 85.83 | 72.26 | 61.53 | 49.84 | 72.44 | a | ||||||||||
2002 | 47.13 | 52.81 | g | 58.26 | 71.93 | 78.84 | 94.07 | 95.71 | 92.13 | 83.77 | 64.32 | 57.13 | 50.97 | 72.20 | a | |||||||||||
2003 | 53.55 | 42.82 | 59.53 | a | 70.87 | 79.26 | 83.23 | 99.35 | 94.35 | 80.87 | 76.19 | 56.07 | 57.20 | a | 71.11 | |||||||||||
2004 | 47.42 | 46.72 | 65.35 | 65.60 | 80.77 | 84.77 | 90.03 | 86.45 | 84.47 | 71.84 | 53.33 | 50.81 | 68.96 | |||||||||||||
2005 | 49.81 | 51.71 | 57.39 | 66.27 | 77.03 | 89.77 | 97.71 | 90.06 | 85.33 | 71.19 | 63.76 | a | 45.35 | 70.45 | ||||||||||||
2006 | 53.26 | 50.32 | 58.81 | 73.20 | 80.81 | 92.23 | 93.29 | 88.26 | 76.87 | 67.84 | 58.77 | 45.52 | 69.93 | |||||||||||||
2007 | 36.06 | 49.71 | 64.77 | 63.47 | 76.32 | 86.30 | 92.97 | 93.48 | 84.43 | 74.10 | 61.73 | 44.68 | 69.00 | |||||||||||||
2008 | 44.39 | 51.93 | 58.35 | 66.83 | 77.26 | 89.13 | 95.32 | 87.94 | 80.80 | 72.03 | 60.63 | 45.81 | 69.20 | |||||||||||||
2009 | 52.39 | 57.82 | 62.13 | 66.37 | 78.45 | 85.23 | 92.19 | 89.94 | 80.43 | 60.81 | 60.33 | 41.35 | 68.95 | |||||||||||||
2010 | 49.61 | 43.07 | 56.94 | 68.90 | 74.77 | 90.87 | 94.87 | a | 91.71 | 89.52 | a | 73.74 | 58.27 | 50.55 | 70.23 | |||||||||||
2011 | 44.43 | a | 42.75 | 62.16 | 69.93 | 74.58 | 92.40 | 97.03 | 96.03 | 83.13 | 71.10 | 58.60 | 43.13 | 69.61 | ||||||||||||
2012 | 52.87 | 45.10 | 67.00 | 71.47 | 78.87 | 94.40 | 96.03 | 91.90 | 82.93 | 68.90 | 65.43 | 48.45 | 71.95 | |||||||||||||
2013 | 47.87 | 49.43 | 58.81 | 63.57 | 75.61 | 91.40 | 91.32 | 89.97 | 83.83 | 66.97 | 56.93 | 48.97 | a | 68.72 | ||||||||||||
2014 | 49.87 | 44.18 | 59.80 | a | 66.57 | 75.03 | 88.67 | 89.61 | 87.94 | 83.43 | 72.23 | 53.00 | 48.13 | 68.20 | ||||||||||||
2015 | 47.26 | 50.68 | 59.30 | a | 67.30 | 68.16 | 86.90 | 88.77 | 90.90 | 87.70 | 72.55 | 55.90 | 47.71 | 68.59 | ||||||||||||
2016 | 48.71 | 55.24 | 61.42 | 64.77 | 73.10 | 90.73 | 94.00 | 87.65 | 85.67 | 77.42 | 62.60 | 46.42 | 70.64 | |||||||||||||
2017 | 46.42 | 59.14 | 67.42 | 65.33 | 71.94 | 88.07 | 91.58 | 85.87 | 80.50 | 68.77 | 62.30 | 48.97 | 69.69 | |||||||||||||
2018 | 51.65 | 47.14 | 63.29 | 66.97 | 82.58 | 92.87 | 92.94 | 87.61 | 85.77 | 63.58 | 52.63 | 49.17 | h | 71.55 | a | |||||||||||
2019 | 47.73 | a | 49.18 | 55.77 | 68.00 | 69.42 | 84.40 | 93.03 | 92.68 | 88.37 | 64.68 | 52.60 | 49.32 | 67.93 | ||||||||||||
2020 | 49.84 | 42.93 | 62.29 | 65.67 | 80.13 | 90.60 | 93.58 | 94.19 | 81.53 | 69.00 | 61.50 | 48.65 | 69.99 | |||||||||||||
2021 | 45.26 | 39.96 | 56.77 | 65.87 | 72.42 | 87.90 | 91.32 | 92.23 | 87.33 | 71.97 | 62.47 | 57.84 | 69.28 | |||||||||||||
2022 | 49.58 | 45.46 | 54.42 | 68.93 | 75.74 | 85.80 | 93.97 | 90.45 | 86.33 | 70.42 | 53.80 | 46.52 | 68.45 | |||||||||||||
2023 | 44.81 | 48.71 | 54.32 | 66.50 | 75.52 | 81.63 | 93.35 | 91.45 | 85.13 | 71.39 | 60.40 | 50.94 | 68.68 | |||||||||||||
2024 | 42.39 | 54.10 | 58.65 | 67.87 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.71 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 47.63 | 49.58 | 59.47 | 66.88 | 75.94 | 87.55 | 93.07 | 90.02 | 82.95 | 70.11 | 57.38 | 47.57 | 69.13 | |||||||||||||
S.D. | 4.47 | 5.58 | 3.72 | 3.29 | 3.66 | 3.49 | 2.33 | 2.57 | 3.11 | 3.53 | 5.15 | 4.58 | 1.34 | |||||||||||||
SKEW | -0.68 | -0.04 | 0.42 | -0.48 | -0.26 | -0.21 | 0.20 | 0.45 | -0.03 | -0.84 | -0.48 | -0.45 | -0.50 | |||||||||||||
MAX | 56.23 | 59.79 | 67.42 | 73.20 | 82.58 | 94.40 | 99.35 | 96.03 | 89.52 | 77.42 | 66.70 | 57.84 | 71.95 | |||||||||||||
MIN | 36.06 | 36.50 | 53.06 | 58.93 | 68.16 | 79.50 | 87.68 | 85.87 | 76.87 | 60.26 | 45.60 | 32.42 | 65.34 | |||||||||||||
YRS | 40 | 41 | 42 | 46 | 47 | 48 | 47 | 49 | 49 | 47 | 41 | 40 | 36 |