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 | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 57.65 | m | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.05 | j | ----- | z | 52.04 | d | ----- | z | ----- | z | 52.04 | k |
1965 | ----- | z | 33.09 | a | ----- | z | ----- | z | 46.08 | a | ----- | z | 61.09 | c | 59.95 | 53.52 | a | ----- | z | ----- | z | ----- | z | 50.75 | g | |
1966 | 34.17 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.71 | c | ----- | z | ----- | z | ----- | z | ----- | z | 67.71 | k |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.15 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.15 | k |
1970 | ----- | z | 40.74 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 32.22 | a | 36.48 | j |
1971 | 32.33 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.16 | c | ----- | z | ----- | z | 39.74 | j |
1972 | 31.98 | g | 38.02 | d | 40.65 | a | 39.80 | b | ----- | z | ----- | z | ----- | z | 63.37 | 53.15 | c | ----- | z | ----- | z | ----- | z | 47.00 | g | |
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 | 49.33 | j | 54.97 | 64.09 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.53 | j | |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.12 | a | 41.12 | k |
1977 | 36.74 | b | 44.98 | a | 39.22 | b | ----- | z | ----- | z | ----- | z | 59.34 | c | ----- | z | ----- | z | 48.77 | c | ----- | z | ----- | z | 45.81 | g |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.65 | g | ----- | z | 53.13 | c | ----- | z | ----- | z | ----- | z | 53.13 | k |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | 77.14 | x | ----- | z | ----- | z | 46.15 | 39.82 | 33.13 | 39.70 | i | |||
2010 | 40.37 | 41.23 | 41.31 | 42.82 | 47.18 | 53.27 | 61.58 | 61.19 | 55.10 | 49.60 | 38.03 | 36.79 | 47.37 | |||||||||||||
2011 | 36.21 | 33.87 | a | 37.81 | 38.18 | 45.94 | 52.65 | 57.85 | 61.31 | 59.85 | 47.21 | 37.48 | 35.34 | 45.31 | ||||||||||||
2012 | 34.95 | 36.82 | a | 36.11 | 44.83 | 50.68 | 52.03 | 60.94 | 64.34 | 61.62 | 49.39 | 41.23 | 34.47 | 47.28 | ||||||||||||
2013 | 33.27 | 35.75 | 39.68 | 43.65 | 52.50 | 57.72 | 63.85 | 64.32 | a | 58.08 | 47.35 | 41.17 | 32.23 | 47.46 | ||||||||||||
2014 | 38.65 | a | 32.52 | 40.33 | a | 45.22 | a | 53.69 | 55.92 | 65.10 | 65.53 | 60.18 | 52.68 | 41.30 | 38.68 | 49.15 | ||||||||||
2015 | 40.82 | 43.07 | 45.87 | 45.08 | 54.47 | 63.63 | 67.06 | 65.65 | 54.83 | 53.81 | 38.92 | 35.32 | 50.71 | |||||||||||||
2016 | 36.94 | 42.17 | 41.40 | 51.53 | 53.89 | 58.43 | 60.53 | 64.34 | 55.93 | a | 48.53 | 45.15 | 30.92 | 49.15 | ||||||||||||
2017 | 32.35 | 34.95 | 38.74 | 43.02 | 53.65 | 57.78 | 64.39 | 68.92 | e | 60.00 | a | 47.25 | a | 39.78 | 36.11 | 48.08 | ||||||||||
2018 | 38.31 | 33.80 | a | 38.20 | a | 43.90 | 56.24 | 56.76 | a | 67.06 | 66.11 | c | 57.60 | d | 49.69 | 42.90 | 36.81 | 48.95 | ||||||||
2019 | 38.71 | 30.44 | a | 40.16 | 45.32 | 55.53 | 57.75 | d | 63.17 | g | 64.66 | 56.88 | 44.66 | 41.78 | 38.35 | 46.75 | a | |||||||||
2020 | 37.16 | 36.16 | 37.94 | 46.75 | 53.69 | 55.57 | 62.19 | 63.65 | 61.25 | 48.71 | 40.58 | 39.45 | 48.59 | |||||||||||||
2021 | 37.55 | 33.18 | 38.40 | 47.73 | 52.77 | 64.73 | 67.10 | 65.08 | 58.45 | 46.92 | 43.53 | 32.98 | 49.04 | |||||||||||||
2022 | 37.69 | 36.98 | 41.55 | 41.20 | 47.35 | 58.02 | 67.95 | 71.18 | 63.24 | a | 55.85 | a | 38.80 | 33.35 | a | 49.43 | ||||||||||
2023 | 37.35 | 35.31 | a | 38.69 | 43.18 | 58.56 | 59.39 | b | 66.81 | 68.00 | 58.37 | 51.08 | a | 42.27 | 41.19 | 50.02 | ||||||||||
2024 | 35.23 | 38.52 | 40.60 | 43.93 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.11 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.74 | 36.93 | 39.80 | 44.15 | 52.15 | 57.24 | 63.30 | 65.02 | 57.72 | 49.27 | 40.85 | 35.79 | 48.50 | |||||||||||||
S.D. | 2.48 | 3.98 | 2.16 | 3.22 | 3.88 | 3.57 | 3.23 | 2.87 | 3.10 | 2.88 | 2.12 | 3.17 | 1.40 | |||||||||||||
SKEW | -0.36 | 0.45 | 1.04 | 0.32 | -0.38 | 0.61 | -0.06 | 0.26 | -0.01 | 0.69 | 0.25 | 0.28 | -0.67 | |||||||||||||
MAX | 40.82 | 44.98 | 45.87 | 51.53 | 58.56 | 64.73 | 67.95 | 71.18 | 63.24 | 55.85 | 45.15 | 41.19 | 50.71 | |||||||||||||
MIN | 32.33 | 30.44 | 36.11 | 38.18 | 45.94 | 52.03 | 57.85 | 59.95 | 53.13 | 44.66 | 37.48 | 30.92 | 45.31 | |||||||||||||
YRS | 17 | 19 | 17 | 15 | 15 | 15 | 17 | 17 | 17 | 18 | 15 | 17 | 13 |