YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.15 | a | 62.26 | g | 54.60 | 38.00 | b | 22.08 | 45.96 | h | ||
1964 | 21.85 | u | 22.23 | r | 30.98 | b | 45.77 | 54.77 | 60.76 | e | 72.30 | p | 67.65 | a | 60.16 | e | 52.19 | e | 28.45 | b | 20.71 | 46.83 | c | |||
1965 | 22.11 | 25.61 | a | 32.10 | 43.73 | b | 52.17 | a | 60.33 | 68.66 | 65.89 | 57.12 | j | 51.69 | 40.10 | 24.48 | 44.26 | a | ||||||||
1966 | 21.40 | 23.66 | 38.18 | 46.60 | 57.74 | 63.47 | a | 71.40 | 69.06 | 60.40 | 47.56 | 38.93 | 15.63 | a | 46.17 | |||||||||||
1967 | 20.32 | 26.62 | 41.03 | 43.50 | b | 53.58 | 59.28 | 71.97 | 70.02 | 60.64 | a | 49.47 | a | 38.62 | 15.31 | b | 45.86 | |||||||||
1968 | 14.77 | 28.48 | 39.78 | a | 41.41 | a | 54.13 | 64.57 | 70.47 | 63.32 | 57.77 | 48.82 | 34.25 | 22.89 | 45.06 | |||||||||||
1969 | 28.35 | 26.73 | 29.92 | 48.40 | 60.27 | a | 60.48 | 71.10 | 71.37 | 61.93 | 42.16 | 34.45 | 27.61 | 46.90 | ||||||||||||
1970 | 25.77 | 34.86 | 36.48 | 41.15 | 56.70 | a | 62.67 | 70.44 | 71.71 | 57.10 | 44.08 | 36.73 | 24.81 | 46.87 | ||||||||||||
1971 | 25.10 | 31.07 | 37.55 | 46.08 | 53.82 | 64.72 | 71.26 | 71.27 | 56.72 | 46.29 | b | 29.37 | 21.33 | a | 46.22 | |||||||||||
1972 | 27.19 | 32.93 | 44.11 | 48.45 | a | 56.50 | 65.43 | 71.03 | 68.74 | 59.00 | 49.16 | 32.67 | 16.40 | 47.64 | ||||||||||||
1973 | 10.24 | 18.07 | 32.87 | 43.38 | 56.26 | 64.60 | 69.35 | 68.85 | 58.37 | 49.84 | 33.57 | 23.52 | b | 44.08 | ||||||||||||
1974 | 14.35 | 22.54 | 42.30 | a | 45.18 | 58.15 | 68.52 | 70.48 | a | 68.21 | 60.52 | 51.10 | 37.38 | 24.10 | 46.90 | |||||||||||
1975 | 20.20 | d | 27.11 | 36.37 | 41.32 | 51.97 | 60.35 | 70.89 | 65.75 | a | 59.22 | 47.57 | a | 33.52 | 25.76 | 45.00 | ||||||||||
1976 | 20.87 | 30.76 | 33.87 | 46.40 | 56.89 | 63.40 | 72.32 | 66.13 | 60.50 | 46.45 | 38.04 | c | 23.53 | 46.60 | ||||||||||||
1977 | 22.16 | 31.84 | 34.16 | 48.97 | 52.35 | 68.63 | 70.21 | 66.98 | b | 61.08 | 50.30 | a | 37.82 | 32.37 | 48.07 | |||||||||||
1978 | 24.94 | 28.41 | 43.55 | 48.22 | 57.47 | a | 67.45 | 71.03 | 67.85 | 59.98 | 51.27 | g | 29.32 | 13.19 | 46.49 | a | ||||||||||
1979 | 9.47 | 21.34 | 34.73 | 46.52 | 54.48 | f | 63.40 | d | 70.84 | 67.26 | 62.23 | 50.71 | 28.65 | 23.21 | 43.49 | a | ||||||||||
1980 | 25.44 | 24.50 | 35.66 | 46.18 | 52.58 | 65.62 | 71.55 | 67.00 | 57.83 | f | 46.32 | a | 34.78 | 31.08 | 45.52 | a | ||||||||||
1981 | 28.35 | 33.50 | 39.52 | 50.57 | a | 54.06 | 68.20 | b | 70.97 | a | 68.58 | 63.32 | 47.90 | e | 38.58 | 30.33 | a | 49.49 | ||||||||
1982 | 24.31 | 28.93 | 38.30 | a | 44.07 | 53.92 | ----- | z | 69.08 | 69.45 | 58.65 | 44.70 | a | 31.86 | a | 24.28 | b | 44.32 | a | |||||||
1983 | 25.10 | 30.30 | 40.98 | e | 44.41 | b | 50.56 | 62.84 | a | 68.59 | c | 70.61 | 60.73 | 50.58 | 35.70 | b | 19.22 | a | 46.64 | |||||||
1984 | 10.57 | a | 18.12 | 33.39 | 43.28 | a | 57.23 | 62.10 | 71.19 | 68.34 | 60.90 | a | 42.77 | a | 35.63 | 22.27 | 43.81 | |||||||||
1985 | 16.79 | 18.68 | 35.31 | b | 49.57 | 57.18 | 65.47 | m | 73.05 | j | 69.10 | 55.80 | 46.11 | d | 31.23 | h | ----- | z | 43.57 | d | ||||||
1986 | ----- | z | 38.50 | m | 40.64 | b | ----- | z | 55.48 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.64 | k |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 28.35 | t | 14.13 | 14.13 | k | |
2014 | 24.05 | 33.52 | 40.32 | 46.20 | 54.92 | 65.15 | 74.11 | 68.53 | p | 58.58 | q | 50.13 | 35.17 | 28.11 | 45.17 | b | ||||||||||
2015 | 25.52 | 36.89 | 42.42 | 45.78 | 52.48 | 68.75 | 68.26 | 68.81 | 63.52 | i | 52.55 | 32.75 | 20.16 | 46.76 | a | |||||||||||
2016 | 19.10 | 29.83 | 40.94 | 46.15 | 52.63 | 70.45 | 71.65 | 68.35 | 59.53 | 50.84 | 39.37 | 23.68 | 47.71 | |||||||||||||
2017 | 19.32 | 34.15 | a | 44.37 | a | 45.87 | 54.42 | 68.78 | a | 73.17 | a | 68.89 | 59.37 | 45.45 | 40.35 | 27.76 | 48.49 | |||||||||
2018 | 26.44 | 31.41 | 38.50 | 47.58 | 58.74 | 69.95 | 76.21 | 71.44 | 64.38 | 50.77 | t | 1.62 | n | 18.18 | 50.28 | b | ||||||||||
2019 | 19.21 | 20.59 | 34.48 | 48.37 | 49.94 | 61.13 | 72.11 | 72.13 | 62.20 | 40.95 | 34.73 | 25.32 | a | 45.10 | ||||||||||||
2020 | -15.57 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2022 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 74.52 | 72.23 | 64.95 | 49.18 | 29.47 | 18.18 | 51.42 | f | ||||||
2023 | 19.37 | 16.50 | 27.42 | 43.02 | 57.71 | 62.00 | 74.94 | 70.27 | 60.37 | 49.06 | 35.30 | 25.31 | 45.11 | |||||||||||||
2024 | 26.82 | 31.91 | 38.16 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.30 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 21.30 | 27.55 | 37.37 | 45.73 | 54.97 | 64.56 | 71.35 | 68.81 | 60.22 | 48.23 | 34.95 | 22.74 | 46.41 | |||||||||||||
S.D. | 5.39 | 5.66 | 4.32 | 2.49 | 2.63 | 3.31 | 1.90 | 2.08 | 2.18 | 3.28 | 3.56 | 4.87 | 1.50 | |||||||||||||
SKEW | -0.77 | -0.43 | -0.30 | -0.12 | 0.01 | 0.23 | 0.70 | -0.38 | 0.16 | -0.41 | -0.37 | -0.12 | 0.13 | |||||||||||||
MAX | 28.35 | 36.89 | 44.37 | 50.57 | 60.27 | 70.45 | 76.21 | 72.23 | 64.95 | 54.60 | 40.35 | 32.37 | 49.49 | |||||||||||||
MIN | 9.47 | 16.50 | 27.42 | 41.15 | 49.94 | 59.28 | 68.26 | 63.32 | 55.80 | 40.95 | 28.45 | 13.19 | 43.81 | |||||||||||||
YRS | 29 | 29 | 31 | 29 | 28 | 27 | 28 | 30 | 26 | 29 | 29 | 31 | 19 |