YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1975 | ----- | z | 48.93 | 59.13 | 64.27 | 76.48 | 87.38 | a | 88.07 | a | 88.84 | 78.97 | 74.26 | 60.70 | 49.87 | 70.63 | a | |||||||||
1976 | 50.30 | h | ----- | z | 62.09 | h | 70.10 | a | 79.19 | 89.37 | 89.42 | 87.26 | 82.03 | 69.45 | 58.31 | a | 44.55 | 74.41 | c | |||||||
1977 | 40.74 | 54.00 | 58.52 | f | 70.00 | f | 78.87 | 91.10 | a | 90.61 | 89.74 | 84.07 | 75.19 | 62.00 | 55.87 | 72.22 | b | |||||||||
1978 | 48.19 | 51.86 | 63.68 | 73.67 | 75.77 | a | 90.07 | 92.87 | 88.87 | 82.63 | 75.52 | 60.26 | g | 43.97 | a | 71.55 | a | |||||||||
1979 | 40.26 | 49.89 | a | 58.97 | a | 68.63 | 74.71 | 84.77 | 92.58 | 86.65 | 83.79 | a | 76.87 | 53.53 | 51.57 | c | 68.52 | |||||||||
1980 | 49.00 | a | 55.97 | 58.90 | a | 69.33 | 76.42 | 93.27 | 95.48 | 89.42 | 85.03 | 69.42 | 69.33 | x | 53.55 | i | 74.22 | b | ||||||||
1981 | 54.19 | 56.36 | 56.19 | 71.17 | 74.71 | 89.53 | 90.00 | 86.71 | 80.40 | 67.81 | 61.83 | 52.20 | a | 70.09 | ||||||||||||
1982 | 45.03 | 48.57 | 57.74 | 66.27 | 74.16 | 87.67 | 91.03 | 87.65 | 79.13 | 67.19 | 53.24 | a | 43.63 | a | 66.78 | |||||||||||
1983 | 46.03 | 48.96 | 55.71 | 61.67 | 73.94 | 84.17 | 90.00 | 87.26 | 84.90 | 69.13 | 56.27 | 45.17 | b | 66.93 | ||||||||||||
1984 | 43.00 | a | 52.10 | 56.90 | 63.50 | 81.87 | 85.50 | 90.58 | 85.81 | 81.90 | a | 59.65 | 55.67 | 42.74 | 66.60 | |||||||||||
1985 | 42.87 | 46.68 | 56.45 | 69.23 | 75.90 | 86.50 | 89.10 | 88.71 | 79.23 | 68.81 | 56.80 | 49.16 | 67.45 | |||||||||||||
1986 | 54.65 | 53.00 | 63.03 | 68.00 | 76.35 | 83.17 | 86.71 | 88.81 | 77.43 | 65.65 | 51.73 | 45.77 | 67.86 | |||||||||||||
1987 | 42.19 | 49.82 | 56.13 | 68.17 | 72.77 | 86.60 | 91.03 | 85.68 | 80.93 | 74.35 | 56.23 | 45.10 | 67.42 | |||||||||||||
1988 | 41.71 | 54.41 | 60.48 | 66.27 | 76.61 | 85.93 | 89.42 | 84.93 | a | 77.93 | 73.97 | 56.97 | 46.26 | 67.91 | ||||||||||||
1989 | 45.45 | 50.43 | 65.13 | 75.00 | 81.55 | 87.10 | 89.90 | 86.06 | 82.40 | 69.55 | 60.57 | 47.00 | 70.01 | |||||||||||||
1990 | 44.29 | 49.14 | 58.87 | 67.93 | 74.19 | 93.17 | 87.52 | 85.42 | 83.13 | 71.87 | 57.47 | 41.71 | 67.89 | |||||||||||||
1991 | 43.45 | 57.14 | 55.94 | 68.90 | 77.97 | 84.57 | 87.74 | 87.06 | 78.60 | 74.00 | 51.87 | 43.90 | 67.60 | |||||||||||||
1992 | 42.23 | 52.50 | a | 60.52 | 73.00 | 76.61 | 84.47 | 89.13 | 87.58 | 83.73 | 75.03 | 50.70 | ----- | z | 70.50 | a | ||||||||||
1993 | 47.03 | 50.36 | 61.68 | 68.93 | 77.06 | 88.30 | 92.19 | 85.71 | 81.80 | 69.68 | 54.13 | 47.53 | a | 68.70 | ||||||||||||
1994 | 52.74 | 50.89 | 60.65 | 68.60 | 76.74 | 93.60 | 92.94 | 91.13 | 83.20 | 68.26 | 55.20 | 50.94 | 70.41 | |||||||||||||
1995 | 47.13 | 59.43 | 60.84 | 63.87 | 73.97 | 84.93 | 91.26 | 91.77 | 82.53 | 74.48 | ----- | z | 53.19 | 71.22 | a | |||||||||||
1996 | 49.45 | 56.93 | 60.77 | 72.20 | 86.97 | 90.10 | 90.58 | 88.61 | 79.03 | 67.35 | 58.57 | 49.61 | 70.85 | |||||||||||||
1997 | 41.23 | a | 51.14 | 66.81 | 64.24 | a | 78.10 | 85.63 | 91.13 | 88.39 | 84.13 | 71.35 | 54.76 | a | 41.58 | 68.21 | ||||||||||
1998 | 50.19 | 50.71 | 58.87 | 63.83 | 80.19 | 88.80 | 91.26 | 89.97 | 87.93 | 69.87 | 60.17 | 54.00 | 70.48 | |||||||||||||
1999 | 55.35 | 60.96 | 64.45 | 67.10 | 75.58 | ----- | z | ----- | z | 86.97 | 83.00 | 74.81 | 66.80 | 48.77 | 68.38 | b | ||||||||||
2000 | 52.97 | 57.69 | 61.90 | 73.61 | b | 85.10 | 90.93 | 94.43 | a | 91.03 | 86.97 | 66.84 | 47.93 | a | 47.74 | 71.43 | ||||||||||
2001 | 43.87 | a | 54.86 | 60.77 | 72.28 | a | 83.29 | 91.83 | 93.32 | 89.32 | 86.23 | 75.65 | 60.47 | 48.00 | 71.66 | |||||||||||
2002 | 49.48 | 52.39 | 63.13 | 75.97 | 81.94 | 93.97 | 92.77 | 92.03 | 81.57 | 69.55 | 55.87 | 47.17 | a | 71.32 | ||||||||||||
2003 | 55.94 | 51.46 | 60.77 | 70.17 | 80.87 | 88.30 | 97.84 | 91.68 | 84.23 | 76.42 | 57.70 | 48.19 | 71.96 | |||||||||||||
2004 | 48.39 | 47.38 | 65.81 | 66.07 | 81.77 | 89.87 | 90.84 | 87.71 | 81.93 | 67.77 | 54.97 | 47.74 | 69.19 | |||||||||||||
2005 | 51.87 | 50.96 | 57.58 | ----- | z | 80.90 | 88.97 | a | 96.70 | a | 89.35 | 86.37 | 70.03 | 62.37 | 51.00 | c | 71.46 | a | ||||||||
2006 | 53.03 | 57.21 | 60.39 | 74.43 | ----- | z | 93.07 | a | 91.26 | 85.26 | 77.63 | 70.77 | 61.67 | 46.35 | 70.10 | a | ||||||||||
2007 | 39.39 | 52.50 | 64.35 | 68.63 | 77.61 | 90.43 | 93.58 | 94.84 | 84.47 | 74.32 | 63.00 | 47.68 | 70.90 | |||||||||||||
2008 | 43.61 | 51.72 | 63.03 | a | 69.80 | 77.42 | 92.43 | 90.35 | 90.55 | 83.48 | c | 71.90 | 62.57 | 48.04 | c | 70.41 | ||||||||||
2009 | ----- | z | ----- | z | 61.52 | 67.60 | 82.13 | a | 85.10 | 94.03 | 91.29 | 82.13 | 68.55 | ----- | z | 44.68 | 75.23 | c | ||||||||
2010 | 45.81 | ----- | z | ----- | z | 70.17 | ----- | z | 93.77 | 91.81 | ----- | z | ----- | z | ----- | z | 58.83 | a | ----- | z | 72.07 | g | ||||
2011 | 47.45 | 51.81 | a | 66.55 | 72.23 | 76.42 | 93.53 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.00 | f | |||||
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 96.00 | r | 93.52 | 85.93 | b | 76.03 | 63.47 | 48.81 | 73.55 | g | ||||
2013 | 44.61 | c | 52.32 | 64.67 | a | 71.03 | 80.45 | 94.77 | 91.03 | 90.10 | 81.87 | 70.23 | 55.07 | 46.57 | a | 70.23 | ||||||||||
2014 | 51.67 | a | 58.52 | a | 63.48 | 70.67 | 77.65 | 92.30 | 92.29 | 87.16 | 86.40 | 75.71 | 57.77 | 50.90 | b | 72.04 | ||||||||||
2015 | 48.83 | a | 57.54 | 66.10 | 70.63 | 73.42 | 91.00 | 90.48 | 92.87 | 88.90 | 74.39 | 58.93 | 49.10 | 71.85 | ||||||||||||
2016 | 49.32 | 60.41 | 67.39 | 69.93 | 78.19 | 95.10 | 97.87 | 87.77 | a | 85.77 | 79.23 | 62.33 | 51.59 | b | 73.74 | |||||||||||
2017 | 51.38 | b | 59.82 | 70.87 | 70.17 | 78.74 | 94.03 | 95.60 | a | 91.13 | 85.97 | 73.17 | a | 67.25 | b | 55.00 | m | 76.19 | a | |||||||
2018 | 53.32 | f | 58.57 | 63.65 | 75.47 | 85.29 | 95.50 | 95.37 | a | 92.74 | 88.45 | a | 71.50 | c | 58.24 | a | 48.21 | b | 75.73 | a | ||||||
2019 | 45.76 | b | 52.52 | a | 62.45 | 69.73 | 74.42 | 88.97 | 96.06 | 96.55 | 89.40 | 73.48 | 58.93 | 50.43 | c | 71.56 | ||||||||||
2020 | 51.40 | a | 53.04 | a | 64.23 | 72.53 | 85.10 | a | 93.43 | 96.61 | 97.48 | 85.97 | 78.94 | 67.42 | f | 50.23 | a | 75.36 | a | |||||||
2021 | 50.10 | a | 55.74 | a | 63.16 | 72.66 | a | 82.03 | a | 92.97 | 90.83 | b | 92.61 | 90.40 | 72.65 | 68.31 | d | 55.12 | f | 75.59 | a | |||||
2022 | 52.04 | d | 52.78 | e | 62.29 | 74.47 | 85.07 | a | 90.14 | b | ----- | z | 91.61 | 89.54 | b | 70.57 | c | 58.14 | a | 50.44 | f | 72.66 | b | |||
2023 | 49.33 | g | 51.46 | 57.61 | 70.76 | a | 81.97 | 87.77 | d | 100.62 | b | 95.28 | b | 87.87 | 77.65 | 61.55 | a | 50.93 | c | 74.86 | a | |||||
2024 | 48.13 | 57.72 | 60.46 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 55.44 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 47.53 | 53.45 | 61.52 | 69.63 | 78.62 | 89.66 | 92.09 | 89.51 | 83.60 | 71.89 | 58.35 | 48.03 | 69.65 | |||||||||||||
S.D. | 4.45 | 3.68 | 3.47 | 3.41 | 3.68 | 3.45 | 3.01 | 3.05 | 3.36 | 3.87 | 4.38 | 3.27 | 1.93 | |||||||||||||
SKEW | 0.04 | 0.34 | 0.26 | -0.27 | 0.46 | -0.11 | 0.71 | 0.66 | 0.05 | -0.45 | 0.08 | 0.06 | 0.05 | |||||||||||||
MAX | 55.94 | 60.96 | 70.87 | 75.97 | 86.97 | 95.50 | 100.62 | 97.48 | 90.40 | 79.23 | 68.31 | 55.87 | 73.74 | |||||||||||||
MIN | 39.39 | 46.68 | 55.71 | 61.67 | 72.77 | 83.17 | 86.71 | 84.93 | 77.43 | 59.65 | 47.93 | 41.58 | 66.60 | |||||||||||||
YRS | 44 | 46 | 46 | 46 | 46 | 47 | 45 | 47 | 47 | 47 | 43 | 42 | 29 |