YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 68.74 | 69.10 | 61.63 | 48.58 | 34.00 | 30.45 | 52.08 | f | ||||||
1966 | 11.81 | 34.75 | 36.39 | 50.90 | 53.90 | 67.30 | 68.45 | 64.16 | 57.53 | 44.35 | 31.37 | 27.65 | 45.71 | |||||||||||||
1967 | 25.71 | 33.14 | 33.23 | a | 50.27 | 58.77 | 68.67 | 66.29 | c | 66.32 | 58.73 | 48.61 | 38.30 | 31.16 | 48.27 | |||||||||||
1968 | 25.06 | 34.66 | 43.10 | 48.50 | 64.03 | 67.53 | 72.65 | 69.81 | 56.50 | 47.32 | 39.43 | 21.94 | 49.21 | |||||||||||||
1969 | 9.58 | 30.32 | 40.23 | 52.67 | 62.94 | 71.33 | 63.90 | 63.37 | a | 61.13 | 53.90 | 38.13 | 38.26 | 48.81 | ||||||||||||
1970 | 27.10 | 43.50 | 45.10 | 50.80 | 57.58 | 63.70 | 64.19 | 63.39 | 56.17 | 47.13 | a | 36.43 | 25.94 | 48.42 | ||||||||||||
1971 | 17.00 | 35.14 | 35.26 | 47.10 | 53.81 | 68.53 | 70.26 | 64.58 | 56.40 | 45.55 | 35.37 | 25.17 | a | 46.18 | ||||||||||||
1972 | 18.68 | 23.86 | 33.42 | 44.93 | 57.87 | 63.23 | 73.68 | 64.77 | 56.90 | a | ----- | z | ----- | z | ----- | z | 48.59 | c | ||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.08 | e | 50.65 | 41.07 | a | 28.11 | m | 48.60 | i | |
1982 | 12.39 | 28.04 | a | 38.58 | 47.63 | 55.68 | 68.00 | 70.33 | a | 65.67 | a | 59.40 | 48.00 | a | 34.00 | 34.74 | 46.87 | |||||||||
1983 | 29.03 | 37.07 | 43.52 | 54.20 | 60.52 | 67.73 | 69.55 | 63.03 | 56.77 | 47.35 | 36.00 | 25.61 | 49.20 | |||||||||||||
1984 | 33.81 | 39.72 | 47.87 | 54.33 | 61.97 | 64.10 | 64.29 | c | 65.13 | 59.47 | 46.77 | 34.83 | 26.23 | a | 49.88 | |||||||||||
1985 | 40.16 | 29.71 | 40.77 | 47.07 | 58.48 | 63.50 | 68.10 | 66.10 | 59.82 | b | 45.84 | 27.03 | 36.81 | 48.62 | ||||||||||||
1986 | 36.68 | 34.11 | 40.77 | 45.21 | a | 57.74 | 66.52 | g | 68.03 | 62.65 | 61.07 | a | 50.65 | 34.13 | 39.03 | 48.19 | a | |||||||||
1987 | 36.17 | a | 36.64 | ----- | z | ----- | z | 56.77 | 60.73 | 69.10 | a | 68.48 | 56.48 | g | 48.61 | 41.93 | 37.13 | a | 50.62 | c | ||||||
1988 | 29.55 | 34.38 | 43.74 | 51.20 | 58.27 | a | 64.73 | 62.68 | 62.07 | d | 57.83 | 48.90 | 39.40 | 35.71 | 49.04 | |||||||||||
1989 | 26.03 | 31.64 | 37.00 | 56.40 | 60.48 | 65.47 | 70.63 | a | 69.85 | e | ----- | z | 47.16 | 31.96 | f | 39.48 | b | 50.41 | b | |||||||
1990 | 27.66 | b | 25.82 | 42.35 | 54.67 | c | 61.97 | 67.11 | k | 71.37 | a | 68.79 | c | 59.74 | k | 45.48 | f | 25.60 | 26.65 | 44.98 | c | |||||
1991 | 27.32 | 39.43 | 39.74 | 49.97 | 59.45 | 66.50 | 65.13 | 62.32 | 55.50 | 46.74 | 37.41 | a | 35.00 | 48.71 | ||||||||||||
1992 | 37.65 | 33.21 | 42.45 | ----- | z | 56.97 | 67.50 | b | 65.19 | 63.35 | 52.18 | b | 44.81 | 40.50 | 27.13 | 48.27 | a | |||||||||
1993 | 28.13 | 35.32 | 42.66 | b | 55.47 | k | 66.46 | c | 69.03 | 71.69 | b | 67.71 | 59.87 | 50.47 | a | 40.77 | 38.61 | c | 51.88 | a | ||||||
1994 | 27.29 | 18.96 | 42.71 | 54.19 | c | 61.67 | j | 66.20 | 69.84 | 70.65 | 57.83 | 48.61 | 31.57 | 29.35 | 47.02 | a | ||||||||||
1995 | 32.38 | g | 33.00 | 39.32 | l | 52.12 | e | 64.57 | c | 64.79 | b | 67.03 | 65.19 | 63.00 | 49.17 | b | 31.22 | g | 25.68 | 53.84 | c | |||||
1996 | 14.35 | 33.38 | 40.74 | 51.23 | d | 65.12 | w | 66.20 | 70.77 | 65.05 | j | ----- | z | ----- | z | 32.87 | 28.29 | 42.23 | d | |||||||
1997 | 27.19 | 37.86 | 34.00 | c | ----- | z | ----- | z | 67.77 | 64.65 | 66.77 | 58.93 | 46.10 | 41.37 | 40.65 | 48.53 | b | |||||||||
1998 | 24.39 | 41.32 | 41.94 | 48.70 | 59.55 | 66.60 | 66.90 | 63.00 | c | 55.47 | 48.42 | 37.07 | 29.71 | 48.59 | ||||||||||||
1999 | 24.74 | 30.82 | 37.97 | 46.07 | 53.35 | 63.53 | 65.90 | 63.48 | 53.80 | 46.90 | 38.53 | 38.58 | 46.97 | |||||||||||||
2000 | 26.42 | 38.41 | 39.97 | 46.80 | 55.84 | 60.53 | 60.65 | 61.71 | 54.60 | 46.68 | 41.40 | 34.61 | 47.30 | |||||||||||||
2001 | 40.45 | 34.00 | 37.87 | 48.53 | 52.71 | 61.50 | 60.65 | 62.84 | 55.60 | 46.00 | 37.27 | 31.55 | 47.41 | |||||||||||||
2002 | 33.32 | 34.64 | 34.45 | 44.57 | 55.81 | 61.23 | 61.74 | 61.52 | 56.17 | 49.45 | 45.13 | 35.65 | 47.81 | |||||||||||||
2003 | 34.65 | 35.89 | 37.16 | 52.67 | 56.13 | 61.30 | 65.84 | 63.74 | 56.10 | 50.35 | 35.70 | 35.23 | 48.73 | |||||||||||||
2004 | 26.42 | 41.59 | 40.39 | 49.10 | 60.94 | 66.77 | 66.29 | 68.42 | 55.27 | 47.16 | 40.90 | 36.55 | 49.98 | |||||||||||||
2005 | 27.16 | 33.71 | 42.71 | 53.10 | 61.90 | 63.67 | 62.81 | 63.55 | 55.33 | 47.97 | 38.63 | 37.65 | 49.02 | |||||||||||||
2006 | 30.55 | 34.07 | 33.32 | 46.20 | 55.00 | 61.17 | 62.87 | 59.26 | 56.00 | 47.77 | 21.47 | 36.94 | 45.38 | |||||||||||||
2007 | 34.45 | 26.04 | 31.23 | 46.10 | 53.90 | 61.57 | 61.32 | 63.13 | 54.97 | 47.03 | 40.37 | 28.26 | 45.70 | |||||||||||||
2008 | 27.23 | 30.26 | b | 39.87 | 45.90 | 55.39 | 57.33 | 58.74 | 59.00 | 54.23 | 45.71 | 39.27 | 25.52 | 44.87 | ||||||||||||
2009 | 25.42 | 30.11 | 34.00 | 47.10 | 57.94 | 62.53 | 68.97 | 61.19 | 56.47 | 48.06 | 38.57 | 31.94 | 46.86 | |||||||||||||
2010 | 32.13 | 39.57 | 41.16 | 49.93 | 60.00 | 60.70 | 60.10 | 62.29 | 58.27 | 48.32 | 39.17 | 25.16 | 48.07 | |||||||||||||
2011 | 30.77 | 30.21 | 34.48 | 46.70 | 56.10 | 61.07 | 64.03 | 57.74 | 55.83 | 48.00 | 31.50 | 39.32 | 46.31 | |||||||||||||
2012 | 28.87 | 38.90 | 39.84 | 51.33 | 50.52 | 59.73 | 61.00 | 61.10 | 54.03 | 42.55 | 30.47 | 23.06 | 45.12 | |||||||||||||
2013 | 33.42 | 39.07 | 35.03 | 41.87 | 56.84 | 67.30 | 64.90 | 64.87 | 59.23 | 50.74 | 34.70 | 27.65 | 47.97 | |||||||||||||
2014 | 41.39 | 29.50 | 38.35 | 50.30 | 61.61 | 59.93 | 62.77 | 63.48 | 57.37 | 50.03 | 39.30 | 37.39 | 49.29 | |||||||||||||
2015 | 36.13 | 33.57 | 44.61 | 49.17 | 65.35 | 65.90 | 64.68 | 63.55 | 56.27 | 51.45 | 38.90 | 35.61 | 50.43 | |||||||||||||
2016 | 39.52 | 40.93 | 48.39 | 52.90 | 62.65 | 67.43 | 67.48 | 65.77 | 59.67 | 50.35 | 42.67 | 31.00 | 52.40 | |||||||||||||
2017 | 36.32 | 37.68 | 33.61 | 54.37 | 60.13 | 62.30 | 63.58 | 67.40 | f | 56.40 | 49.06 | 31.07 | 38.52 | f | 48.45 | b | ||||||||||
2018 | 28.88 | e | 28.50 | 38.35 | 48.13 | 57.13 | 62.00 | 67.87 | 63.03 | 62.37 | 50.32 | 40.90 | 36.58 | 48.67 | ||||||||||||
2019 | 35.42 | 32.86 | 46.39 | 50.43 | 61.19 | d | 64.77 | 68.32 | 67.55 | 59.50 | 47.61 | 41.97 | 38.13 | a | 51.18 | |||||||||||
2020 | 25.42 | 35.96 | c | 37.94 | 47.67 | 62.29 | 60.83 | 65.39 | 60.83 | a | 59.20 | 46.55 | 33.88 | d | 38.10 | 47.84 | ||||||||||
2021 | 35.45 | 27.39 | 37.57 | a | 48.30 | 53.68 | 62.87 | 65.52 | 62.61 | 56.37 | 47.10 | 38.10 | 27.29 | 46.85 | ||||||||||||
2022 | 30.94 | 37.32 | 41.23 | 47.33 | 58.60 | a | 67.50 | 63.90 | 63.16 | 57.80 | 52.13 | 36.43 | 27.48 | 48.65 | ||||||||||||
2023 | 38.81 | 33.57 | 36.29 | 47.73 | 56.71 | 62.27 | 67.19 | 65.19 | 55.70 | 47.84 | ----- | z | 39.87 | 50.11 | a | |||||||||||
2024 | 29.71 | 34.48 | 42.84 | 50.27 | 54.44 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.32 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 29.12 | 33.88 | 39.39 | 49.45 | 58.47 | 64.36 | 66.12 | 64.28 | 57.29 | 48.10 | 36.70 | 32.41 | 48.06 | |||||||||||||
S.D. | 7.47 | 4.87 | 4.10 | 3.18 | 3.60 | 3.12 | 3.53 | 2.91 | 2.41 | 2.11 | 4.70 | 5.43 | 1.69 | |||||||||||||
SKEW | -0.71 | -0.55 | 0.08 | 0.10 | 0.13 | 0.00 | 0.04 | 0.28 | 0.40 | 0.16 | -1.05 | -0.18 | 0.14 | |||||||||||||
MAX | 41.39 | 43.50 | 48.39 | 56.40 | 66.46 | 71.33 | 73.68 | 70.65 | 63.00 | 53.90 | 45.13 | 40.65 | 52.40 | |||||||||||||
MIN | 9.58 | 18.96 | 31.23 | 41.87 | 50.52 | 57.33 | 58.74 | 57.74 | 52.18 | 42.55 | 21.47 | 21.94 | 44.87 | |||||||||||||
YRS | 49 | 50 | 48 | 46 | 46 | 47 | 50 | 48 | 47 | 48 | 47 | 48 | 36 |