YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 98.10 | 96.45 | 81.47 | 81.06 | 64.90 | 58.00 | 80.00 | f | ||||||
1965 | 62.48 | 59.25 | 56.04 | f | 80.95 | i | 81.85 | k | 87.62 | i | 95.06 | m | 91.96 | g | 85.40 | 77.97 | 72.65 | g | 57.72 | m | 71.28 | h | ||||
1966 | 46.87 | 52.67 | m | 65.58 | l | 73.20 | j | 81.61 | c | 90.14 | b | 100.60 | a | 85.74 | d | 84.22 | c | 75.48 | 68.97 | 53.57 | c | 76.36 | c | |||
1967 | ----- | z | 56.73 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 92.10 | 88.44 | e | 76.26 | 58.31 | a | 62.33 | g | 78.78 | h | ||
1981 | 57.07 | q | 55.90 | h | 62.46 | c | 78.86 | h | 79.95 | j | 93.40 | 93.48 | d | 88.63 | a | 81.41 | c | 72.97 | b | 68.07 | c | 59.65 | 77.51 | d | ||
1982 | 55.20 | a | 50.31 | b | 65.59 | b | 72.93 | b | 80.78 | h | 87.68 | b | 94.26 | 93.16 | 86.60 | 74.74 | 59.77 | 49.71 | 71.81 | a | ||||||
1983 | 48.84 | 49.29 | 60.52 | 66.53 | 78.77 | 86.23 | 96.06 | 97.23 | 90.33 | 73.77 | 63.50 | 37.74 | 70.74 | |||||||||||||
1984 | 46.35 | 57.48 | 60.68 | c | 66.30 | 81.97 | 89.37 | 92.61 | 88.35 | 81.70 | 68.94 | 60.83 | 53.30 | a | 70.66 | |||||||||||
1985 | 47.00 | f | 52.29 | 65.41 | b | 76.42 | f | 81.48 | 88.63 | 95.26 | 93.55 | 83.77 | 72.09 | h | 61.30 | g | 49.04 | f | 80.06 | e | ||||||
1986 | 62.42 | 53.61 | 71.55 | 75.40 | 79.71 | 86.57 | 95.03 | 90.48 | 84.48 | g | 72.74 | h | 58.27 | 50.29 | 72.33 | b | ||||||||||
1987 | 49.58 | 56.18 | 60.21 | c | 73.97 | 79.00 | b | 87.82 | b | 92.68 | 88.66 | b | 82.20 | 75.45 | b | 62.90 | 50.24 | b | 71.57 | |||||||
1988 | 44.81 | 55.86 | 60.87 | a | 71.38 | d | 79.81 | 88.17 | 90.58 | 91.03 | b | 81.77 | 76.50 | a | 66.17 | a | 54.86 | c | 71.82 | |||||||
1989 | 57.39 | 46.14 | 69.68 | c | 76.79 | a | 81.71 | 82.63 | c | 89.76 | j | 88.32 | 79.90 | 77.84 | 67.67 | 50.10 | b | 70.74 | a | |||||||
1990 | 56.87 | 59.88 | b | 64.97 | 75.33 | 80.71 | 98.30 | 91.19 | 91.42 | 84.97 | 73.23 | 66.34 | a | 57.85 | e | 75.09 | ||||||||||
1991 | 49.23 | 65.68 | 65.86 | b | 74.27 | 84.65 | 88.13 | 89.97 | a | 87.60 | a | 79.20 | 74.03 | 54.38 | a | 50.97 | 72.00 | |||||||||
1992 | 51.23 | 59.59 | 67.42 | 75.30 | 76.83 | b | 84.80 | 90.65 | 86.32 | 84.81 | c | 76.00 | 53.67 | 49.59 | b | 71.35 | ||||||||||
1993 | 46.35 | 50.82 | 65.20 | a | 72.13 | 80.23 | a | 88.12 | e | 93.67 | a | 90.90 | a | 86.04 | b | 72.00 | 59.71 | b | 55.10 | 71.69 | ||||||
1994 | 53.58 | 57.46 | 65.67 | a | 74.18 | b | 80.23 | 95.80 | 92.45 | 91.80 | a | 85.87 | 73.30 | a | 61.93 | 57.52 | 74.15 | |||||||||
1995 | 53.48 | 61.29 | 64.10 | 70.20 | 76.33 | a | 85.57 | 93.10 | 91.90 | 81.17 | 76.47 | a | 67.30 | 53.58 | 72.87 | |||||||||||
1996 | 53.48 | 60.79 | 62.77 | 75.43 | 89.03 | a | 91.43 | 90.42 | 86.74 | 79.40 | 73.52 | 62.90 | a | 55.29 | 73.43 | |||||||||||
1997 | 49.87 | 52.43 | 69.13 | 63.69 | a | 77.52 | 87.70 | 92.71 | 89.19 | 85.30 | 73.42 | 56.77 | 46.06 | 70.32 | ||||||||||||
1998 | 55.45 | 55.67 | a | 59.55 | 70.27 | 87.13 | 94.38 | a | 95.52 | 90.06 | 89.83 | 73.32 | 65.03 | 53.48 | 74.14 | |||||||||||
1999 | 55.65 | 66.07 | 61.45 | 69.37 | 77.35 | 86.37 | 91.06 | 91.45 | 79.63 | 75.06 | 71.60 | 54.55 | 73.30 | |||||||||||||
2000 | 57.19 | 67.00 | a | 64.55 | 74.45 | a | 86.29 | 86.43 | 93.52 | 95.52 | 90.00 | 71.45 | 53.67 | 47.07 | a | 73.93 | ||||||||||
2001 | 44.42 | 53.46 | 58.19 | 78.37 | 78.71 | 90.90 | 97.03 | 90.71 | 85.43 | 76.61 | 63.73 | 55.03 | 72.72 | |||||||||||||
2002 | 54.68 | 56.29 | 64.16 | 75.60 | 82.55 | 92.33 | 91.97 | 91.63 | a | 83.17 | a | 65.13 | 59.13 | 49.58 | 72.19 | |||||||||||
2003 | 56.19 | 53.07 | 66.35 | 75.70 | 82.90 | 83.50 | 95.61 | 92.10 | 80.80 | 75.52 | 61.70 | 57.16 | 73.38 | |||||||||||||
2004 | 55.26 | 54.48 | 67.55 | 68.86 | a | 85.84 | 87.33 | 88.35 | 86.06 | 82.40 | 72.23 | 55.07 | a | 55.20 | a | 71.55 | ||||||||||
2005 | 53.81 | 56.18 | 60.81 | 70.57 | 77.06 | 88.20 | 92.19 | 87.45 | 87.47 | 74.03 | a | 68.43 | 53.45 | 72.47 | ||||||||||||
2006 | 61.65 | 60.18 | 64.81 | 80.33 | 84.84 | 93.40 | 93.81 | 88.71 | 78.50 | 71.61 | 65.37 | 51.55 | 74.56 | |||||||||||||
2007 | 44.63 | a | 55.00 | 67.84 | 67.10 | 77.23 | 85.50 | 90.42 | 91.48 | 84.77 | 77.81 | 63.50 | 50.35 | 71.30 | ||||||||||||
2008 | 53.19 | 58.45 | 65.13 | 73.57 | 81.29 | 94.07 | 89.71 | 88.97 | 82.10 | 73.35 | 65.17 | 55.68 | 73.39 | |||||||||||||
2009 | 56.74 | 63.86 | 68.26 | 72.23 | 79.00 | 90.33 | 93.23 | 91.71 | 82.20 | 68.68 | 67.43 | 46.42 | 73.34 | |||||||||||||
2010 | 52.68 | 43.00 | 64.19 | 73.40 | 80.58 | 94.13 | 90.94 | 93.48 | 89.77 | 77.52 | 64.27 | 55.00 | 73.25 | |||||||||||||
2011 | 53.39 | 54.07 | 69.39 | 78.87 | 83.35 | 98.27 | 98.97 | 98.16 | 84.20 | 76.00 | 62.90 | 44.52 | 75.17 | |||||||||||||
2012 | 58.71 | 52.86 | 73.90 | 79.20 | 84.32 | 94.47 | 95.71 | 93.77 | 85.17 | 73.55 | 68.70 | 55.81 | 76.35 | |||||||||||||
2013 | 51.65 | 53.93 | 66.65 | 70.97 | 84.06 | 93.33 | 90.32 | 92.39 | 86.90 | 73.87 | 59.60 | 49.55 | 72.77 | |||||||||||||
2014 | 53.23 | 54.14 | 65.32 | 74.27 | 83.13 | 90.00 | 89.35 | 92.42 | 81.03 | 76.35 | 59.10 | 51.19 | 72.46 | |||||||||||||
2015 | 49.03 | 55.86 | 67.23 | 75.03 | 76.48 | 89.67 | 92.13 | 90.97 | 89.37 | 74.06 | 63.50 | 55.13 | 73.20 | |||||||||||||
2016 | 54.35 | 64.00 | 69.87 | 73.00 | 77.61 | 91.40 | 98.06 | 88.39 | 85.70 | 82.29 | 66.67 | 54.00 | 75.45 | |||||||||||||
2017 | 52.55 | 65.64 | 71.39 | 71.87 | 79.84 | 92.93 | 94.19 | 84.87 | 82.63 | 74.74 | 68.93 | 55.52 | 74.59 | |||||||||||||
2018 | 57.32 | 59.07 | 70.06 | 72.07 | 89.06 | 93.77 | 93.61 | 92.03 | 84.10 | 69.55 | 57.80 | 52.90 | 74.28 | |||||||||||||
2019 | 55.26 | 57.54 | 60.94 | 74.07 | 75.19 | 88.03 | 94.03 | 96.65 | 89.43 | 66.81 | 59.97 | 56.23 | 72.84 | |||||||||||||
2020 | 55.19 | 52.97 | 67.23 | 73.03 | 83.97 | 95.50 | 95.77 | 95.90 | 82.50 | 73.52 | 66.33 | 54.39 | 74.69 | |||||||||||||
2021 | 51.97 | 46.64 | 65.00 | 70.67 | 77.55 | 91.33 | 89.19 | 91.58 | 87.57 | 77.10 | 67.80 | 63.90 | 73.36 | |||||||||||||
2022 | 54.55 | 52.71 | 64.94 | 76.97 | 86.61 | 91.37 | 97.13 | 88.87 | 88.13 | 71.55 | 56.67 | 55.65 | 73.76 | |||||||||||||
2023 | 53.29 | 59.21 | 63.87 | 73.07 | 79.81 | 86.00 | 94.23 | 94.94 | 88.60 | 75.68 | 65.13 | 57.03 | 74.24 | |||||||||||||
2024 | 48.16 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 48.16 | k | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 53.14 | 56.27 | 65.37 | 73.09 | 81.22 | 90.08 | 93.38 | 91.08 | 84.46 | 74.23 | 62.88 | 53.04 | 73.11 | |||||||||||||
S.D. | 4.46 | 5.39 | 3.55 | 3.57 | 3.56 | 3.79 | 2.82 | 3.17 | 3.29 | 3.26 | 4.59 | 4.47 | 1.42 | |||||||||||||
SKEW | -0.09 | -0.02 | 0.13 | -0.39 | 0.44 | 0.24 | 0.43 | 0.22 | 0.13 | -0.36 | -0.34 | -0.82 | 0.02 | |||||||||||||
MAX | 62.48 | 67.00 | 73.90 | 80.33 | 89.06 | 98.30 | 100.60 | 98.16 | 90.33 | 82.29 | 71.60 | 63.90 | 76.35 | |||||||||||||
MIN | 44.42 | 43.00 | 58.19 | 63.69 | 75.19 | 82.63 | 88.35 | 84.87 | 78.50 | 65.13 | 53.67 | 37.74 | 70.32 | |||||||||||||
YRS | 44 | 43 | 43 | 41 | 42 | 44 | 44 | 46 | 46 | 45 | 45 | 44 | 38 |