YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.63 | 27.80 | a | 35.22 | j | |
1963 | 12.06 | 23.25 | 45.81 | 55.17 | 65.90 | 79.43 | 84.74 | 82.19 | 74.43 | ----- | z | 44.40 | 16.13 | 53.05 | a | |||||||||||
1964 | 25.16 | 30.79 | 33.67 | a | 55.28 | e | 76.10 | b | 80.12 | f | 85.29 | x | 77.52 | d | 68.80 | 59.35 | 39.53 | 13.20 | a | 47.94 | b | |||||
1965 | 9.67 | a | 18.75 | 25.03 | 49.93 | 67.07 | d | 76.23 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.11 | f | ||||
1966 | ----- | z | ----- | z | ----- | z | ----- | z | 69.91 | i | 78.92 | d | 84.45 | 77.00 | 72.30 | 58.84 | 33.04 | b | 20.80 | a | 60.76 | e | ||||
1967 | 19.32 | 17.64 | 39.06 | 48.97 | 66.28 | b | 75.68 | b | 82.11 | d | 81.65 | 74.90 | 56.52 | 39.00 | 24.16 | 52.11 | ||||||||||
1968 | 19.21 | b | 19.86 | 46.87 | 57.10 | 65.52 | 75.03 | 81.16 | 80.94 | 70.37 | 57.97 | 38.57 | 16.84 | 52.45 | ||||||||||||
1969 | 7.16 | 21.78 | a | 26.71 | 55.70 | 70.61 | 69.50 | 80.14 | c | 86.23 | 72.20 | 49.29 | 40.27 | 23.61 | 50.27 | |||||||||||
1970 | 10.03 | 19.35 | k | 31.14 | j | 51.33 | 66.69 | b | 80.13 | 85.74 | 84.39 | 73.93 | 57.16 | 34.79 | a | 19.16 | 56.34 | b | ||||||||
1971 | 8.74 | 24.96 | c | 34.58 | 57.57 | 68.13 | 79.57 | 78.31 | b | 82.19 | 71.67 | 58.06 | 36.57 | 20.10 | b | 51.70 | ||||||||||
1972 | 12.23 | 14.76 | 33.55 | 50.23 | 72.00 | b | 80.13 | 79.77 | e | 81.50 | a | 70.69 | a | 55.58 | 34.72 | a | 14.13 | a | 49.94 | |||||||
1973 | 21.89 | c | 27.61 | 44.90 | 56.33 | 69.74 | d | 79.57 | 82.35 | 84.45 | 67.61 | b | 62.42 | 34.90 | 18.35 | 54.18 | ||||||||||
1974 | 11.84 | 23.61 | 31.52 | b | 53.43 | 64.67 | d | 78.90 | 85.94 | 76.16 | 69.13 | 62.23 | 38.53 | 29.77 | 52.14 | |||||||||||
1975 | 21.68 | 20.32 | 28.52 | 43.50 | b | 71.43 | c | 76.50 | 85.29 | 79.97 | a | 67.31 | a | 61.19 | 41.07 | 23.71 | 51.71 | |||||||||
1976 | 19.03 | 32.83 | 35.60 | a | 60.38 | a | 73.10 | b | 80.35 | d | 83.59 | n | 87.90 | u | 76.33 | 54.26 | 34.83 | 17.23 | 48.39 | b | ||||||
1977 | 5.97 | 26.71 | 42.10 | a | 64.20 | 78.38 | b | 78.53 | 84.16 | 75.81 | 66.80 | 59.66 | b | 35.32 | e | 14.94 | 52.71 | |||||||||
1978 | 7.64 | c | 13.54 | 32.03 | 53.18 | b | 73.19 | e | 77.50 | b | 81.27 | a | 81.94 | 77.11 | b | ----- | z | 33.97 | 17.03 | 49.85 | a | |||||
1979 | 4.74 | 7.43 | 29.97 | 43.50 | 62.77 | 78.90 | 82.23 | 77.97 | ----- | z | ----- | z | ----- | z | 35.36 | t | 48.44 | d | ||||||||
1980 | 21.79 | g | 23.89 | b | 35.71 | 67.13 | g | 78.84 | 78.34 | a | 85.47 | a | 80.36 | c | ----- | z | 56.07 | d | 43.77 | 23.97 | 56.27 | c | ||||
1981 | 25.60 | a | 31.75 | 48.69 | b | 63.28 | a | 69.84 | 76.27 | d | 82.16 | 82.04 | g | 70.43 | b | 55.58 | 45.67 | 19.25 | c | 53.50 | a | |||||
1982 | 4.37 | d | 19.00 | 30.33 | g | 54.79 | a | 70.23 | a | 73.07 | 82.57 | a | 81.87 | h | 70.46 | b | 55.23 | 32.52 | e | 29.30 | a | 49.15 | b | |||
1983 | 24.08 | e | 29.39 | 35.80 | a | 52.53 | 66.58 | 78.63 | 85.06 | 87.45 | b | 70.97 | 54.87 | 37.13 | 9.00 | j | 56.59 | a | ||||||||
1984 | 18.40 | a | 30.72 | 31.26 | 56.87 | 70.52 | 76.07 | 82.53 | l | 87.58 | 67.53 | 57.16 | 39.40 | 19.87 | 50.49 | a | ||||||||||
1985 | 16.63 | a | 21.61 | 41.60 | a | 62.57 | 74.10 | 72.97 | a | 83.00 | 75.42 | 63.10 | 55.94 | 24.93 | 12.45 | 50.36 | ||||||||||
1986 | 21.87 | a | ----- | z | 39.93 | a | 54.03 | 71.52 | 78.23 | 80.84 | 77.29 | 64.80 | 57.37 | a | 30.59 | a | 28.87 | 55.03 | a | |||||||
1987 | 26.61 | 33.21 | 38.48 | 66.83 | 74.68 | 82.57 | 85.61 | 78.84 | 72.34 | a | 53.26 | 42.55 | a | 26.50 | a | 56.79 | ||||||||||
1988 | 14.77 | a | 18.07 | 36.39 | 61.90 | a | 78.29 | 88.43 | b | 90.61 | ----- | z | 70.17 | 54.26 | 33.34 | a | 23.57 | a | 51.80 | a | ||||||
1989 | 24.59 | b | 11.59 | a | ----- | z | ----- | z | 72.61 | 77.63 | 89.24 | b | 82.71 | 71.77 | 59.87 | 32.17 | 12.06 | 53.42 | b | |||||||
1990 | 31.84 | 27.39 | 40.48 | 56.20 | 67.90 | a | 77.40 | 81.03 | ----- | z | 77.23 | 64.00 | u | 43.07 | 21.90 | 52.45 | b | |||||||||
1991 | 15.42 | 30.00 | 40.73 | a | 59.93 | 71.97 | 81.13 | 81.52 | 85.84 | 70.40 | 54.00 | 29.07 | 26.68 | 53.89 | ||||||||||||
1992 | 25.81 | 30.28 | 40.16 | 52.43 | 75.13 | 74.37 | 74.19 | 76.71 | 69.63 | 57.03 | 30.57 | 18.75 | c | 52.09 | ||||||||||||
1993 | 16.00 | a | 17.75 | 34.35 | 55.27 | 69.80 | a | 72.10 | 74.45 | 80.23 | 67.31 | a | 57.86 | c | 33.77 | 22.68 | 50.13 | |||||||||
1994 | 3.48 | 15.46 | b | 38.10 | 56.21 | b | 74.16 | 78.83 | 77.52 | 78.23 | 73.17 | 59.38 | b | 41.47 | 26.94 | 51.91 | ||||||||||
1995 | 17.97 | 22.29 | 35.21 | b | 48.34 | a | 67.77 | 82.28 | a | 80.48 | 83.45 | 71.27 | 51.77 | a | 28.93 | 17.71 | 50.62 | |||||||||
1996 | 6.13 | 20.00 | a | 25.81 | 46.07 | b | 65.43 | a | 80.48 | a | 80.55 | 83.00 | 70.20 | 56.42 | 24.72 | a | 10.90 | 47.48 | ||||||||
1997 | 10.90 | a | 21.81 | b | 29.61 | 46.63 | 65.23 | a | 81.53 | 78.90 | 79.23 | a | 74.27 | 59.00 | a | 29.97 | a | 30.13 | 50.60 | |||||||
1998 | 17.35 | 32.68 | 33.90 | 62.50 | 73.81 | 73.30 | 83.10 | 84.13 | 77.13 | 56.45 | 35.73 | 25.26 | 54.61 | |||||||||||||
1999 | 14.24 | b | 30.61 | 40.68 | 55.93 | 67.74 | 77.80 | 83.61 | 80.33 | a | 66.00 | 56.90 | a | 49.33 | 32.62 | b | 54.65 | |||||||||
2000 | 18.61 | c | 30.79 | a | 46.21 | b | 55.76 | a | 70.53 | a | 73.90 | a | 82.45 | 82.00 | a | 71.07 | 60.20 | a | 33.52 | a | 8.45 | 52.79 | ||||
2001 | 24.10 | 14.93 | a | 31.94 | 54.41 | a | 70.90 | 77.37 | 84.19 | 83.81 | 71.03 | 55.76 | b | 48.73 | 27.23 | a | 53.70 | |||||||||
2002 | 26.24 | b | 34.68 | 30.10 | a | 51.97 | 65.47 | a | 80.70 | 84.90 | a | 79.35 | 74.70 | 44.32 | 36.40 | 28.03 | 53.07 | |||||||||
2003 | 17.87 | 18.21 | 36.13 | a | 58.43 | 68.77 | 76.63 | 81.45 | 86.61 | 71.76 | a | 61.97 | a | 32.53 | 25.65 | 53.00 | ||||||||||
2004 | 11.52 | 23.41 | 39.90 | 58.90 | 63.67 | a | 74.47 | 79.61 | 73.71 | ----- | z | 58.06 | 43.30 | 26.77 | 50.30 | a | ||||||||||
2005 | 14.94 | 26.39 | 38.06 | 62.00 | 65.50 | a | 77.07 | 83.10 | 79.06 | 74.93 | 58.10 | 40.23 | 23.70 | a | 53.59 | |||||||||||
2006 | 30.74 | 18.89 | a | 33.19 | 63.10 | 69.87 | 80.10 | 87.68 | 82.10 | a | 69.67 | ----- | z | 42.27 | 33.48 | 55.55 | a | |||||||||
2007 | 20.52 | 14.07 | 41.59 | b | 53.17 | 73.27 | a | 80.72 | a | 85.32 | 79.26 | 73.10 | 59.68 | 39.03 | 18.43 | c | 53.18 | |||||||||
2008 | 17.66 | b | 18.73 | c | 31.21 | b | 52.10 | 67.65 | 74.57 | 81.17 | a | ----- | z | 70.43 | 56.55 | 37.73 | 14.45 | 47.48 | a | |||||||
2009 | 10.94 | 19.82 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 15.38 | j | ||
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 84.78 | u | 89.97 | 84.35 | 75.40 | 52.74 | 37.53 | 21.65 | 60.27 | f | ||||||
2013 | 18.84 | 19.32 | 28.42 | 41.30 | 69.77 | 78.00 | 83.68 | 82.52 | 74.77 | 53.10 | 36.90 | 10.00 | 49.72 | |||||||||||||
2014 | 13.13 | 13.54 | 31.58 | 52.13 | 68.77 | 77.80 | 80.45 | 79.29 | 71.60 | 59.06 | 30.53 | 26.06 | 50.33 | |||||||||||||
2015 | 22.77 | 16.65 | e | 45.77 | 62.03 | 66.29 | 78.93 | 83.06 | 80.48 | 76.93 | 61.74 | 44.30 | 27.32 | 55.53 | ||||||||||||
2016 | 19.16 | 29.43 | a | 47.32 | 51.68 | e | 73.61 | 79.10 | 81.84 | 80.58 | 72.00 | 58.13 | 48.97 | 20.84 | 55.22 | |||||||||||
2017 | 19.39 | 31.18 | 39.71 | 57.60 | 69.90 | 79.97 | 84.68 | 77.94 | 73.07 | 59.52 | 37.00 | 20.68 | 54.22 | |||||||||||||
2018 | 18.77 | 16.68 | 34.67 | y | 45.50 | 78.45 | 82.10 | 82.81 | 81.03 | 70.30 | 48.90 | 28.80 | 26.58 | 52.72 | a | |||||||||||
2019 | 13.87 | 8.07 | 28.06 | 51.97 | a | 65.39 | 78.63 | 83.10 | 77.87 | 69.67 | 48.94 | 34.30 | 33.34 | b | 49.43 | |||||||||||
2020 | 17.41 | b | ----- | z | ----- | z | ----- | z | ----- | z | 84.43 | 84.77 | 80.77 | 70.17 | 49.03 | 44.50 | 30.68 | 57.72 | d | |||||||
2021 | 25.68 | 14.79 | 49.61 | 54.83 | 71.68 | 86.57 | 86.71 | 84.16 | 76.30 | 61.10 | 40.10 | 23.39 | 56.24 | |||||||||||||
2022 | 13.81 | 16.93 | 34.97 | 44.20 | 67.58 | 82.53 | 83.73 | a | 81.32 | 74.67 | 60.35 | 33.93 | 17.20 | a | 50.94 | |||||||||||
2023 | 17.71 | 22.00 | 25.77 | 44.77 | 78.00 | 83.20 | 81.48 | 81.07 | b | 77.80 | 56.74 | 40.97 | 34.97 | 53.71 | ||||||||||||
2024 | 20.06 | 37.10 | 39.87 | 59.06 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.35 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 16.95 | 22.49 | 36.47 | 54.41 | 70.23 | 78.45 | 82.85 | 80.94 | 71.69 | 56.63 | 37.24 | 22.24 | 52.43 | |||||||||||||
S.D. | 6.71 | 7.08 | 6.38 | 5.94 | 4.09 | 3.46 | 3.19 | 3.18 | 3.31 | 3.81 | 5.70 | 6.38 | 2.11 | |||||||||||||
SKEW | -0.05 | 0.07 | 0.18 | -0.19 | 0.40 | 0.17 | -0.16 | 0.07 | -0.18 | -1.00 | 0.05 | -0.13 | -0.03 | |||||||||||||
MAX | 31.84 | 37.10 | 49.61 | 66.83 | 78.84 | 88.43 | 90.61 | 87.58 | 77.80 | 62.42 | 49.33 | 34.97 | 56.79 | |||||||||||||
MIN | 3.48 | 7.43 | 25.03 | 41.30 | 62.77 | 69.50 | 74.19 | 73.71 | 63.10 | 44.32 | 24.72 | 8.45 | 47.48 | |||||||||||||
YRS | 57 | 55 | 52 | 53 | 55 | 56 | 54 | 51 | 54 | 52 | 57 | 56 | 35 |