YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1967 | ----- | z | 37.19 | b | 37.61 | 49.63 | 56.68 | 60.33 | 61.87 | 62.52 | 56.67 | 48.84 | 40.32 | b | 35.74 | 49.76 | a | |||||||||
1968 | 31.45 | 39.17 | 42.71 | 44.60 | 57.00 | 60.03 | 64.68 | 65.26 | 54.47 | 47.58 | 41.20 | 31.35 | e | 48.29 | ||||||||||||
1969 | 22.84 | 36.25 | 39.61 | 48.43 | 57.39 | 62.93 | 59.19 | 60.55 | 58.33 | 50.35 | 37.68 | b | 39.52 | 47.76 | ||||||||||||
1970 | 29.43 | a | 39.85 | b | 40.74 | 41.90 | a | 46.40 | a | 53.62 | a | 56.39 | 56.39 | 51.70 | 44.48 | 37.73 | 30.68 | 44.11 | ||||||||
1971 | 24.74 | 34.64 | 34.75 | o | 44.77 | h | 50.96 | c | 59.00 | o | 64.72 | b | 60.19 | 53.10 | a | 44.23 | 36.93 | 29.29 | 44.31 | c | ||||||
1972 | 25.58 | 29.17 | 35.10 | 39.70 | 52.90 | 54.47 | 65.06 | 57.07 | a | 52.83 | a | 42.67 | m | 39.73 | 32.68 | 44.03 | a | |||||||||
1973 | 30.19 | 35.43 | 39.13 | 45.00 | 49.73 | e | 55.19 | d | 57.58 | 57.58 | 55.73 | 46.96 | g | ----- | z | ----- | z | 47.29 | c | |||||||
1974 | ----- | z | ----- | z | ----- | z | 47.43 | 54.97 | 57.93 | 65.26 | h | 64.71 | 60.28 | a | 48.65 | 40.87 | 38.86 | j | 53.55 | e | ||||||
1975 | 37.77 | r | 33.25 | 39.00 | 45.73 | 52.74 | d | 58.83 | f | 65.03 | 64.45 | i | 57.88 | f | 48.32 | 36.27 | d | ----- | z | 45.76 | e | |||||
1976 | ----- | z | 31.00 | r | 39.00 | 48.14 | a | 51.52 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.22 | i | ||
1977 | ----- | z | 42.43 | g | 40.33 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.13 | 47.81 | 35.23 | 28.81 | 43.99 | h | ||||
1978 | 35.23 | 40.64 | 40.03 | 48.97 | 51.74 | 56.03 | 57.58 | 62.65 | 56.93 | 48.77 | 38.57 | 36.03 | 47.76 | |||||||||||||
1979 | 33.81 | 27.29 | 42.10 | 47.27 | 51.81 | 55.50 | 61.16 | 64.45 | 57.93 | 51.74 | 44.17 | 34.58 | 47.65 | |||||||||||||
1980 | 29.65 | 40.59 | 40.16 | 47.50 | 53.00 | 57.80 | 60.23 | 61.26 | 55.73 | 49.48 | 42.70 | 30.97 | 47.42 | |||||||||||||
1981 | 41.74 | 40.04 | 45.10 | 45.97 | 56.84 | 59.40 | 58.97 | 61.84 | 55.13 | 49.19 | 43.13 | 34.71 | 49.34 | |||||||||||||
1982 | 26.26 | 32.71 | 39.57 | a | 41.97 | 47.42 | 57.63 | 59.80 | a | 58.52 | 55.70 | 47.19 | 37.30 | 38.13 | 45.18 | |||||||||||
1983 | 38.00 | a | 40.36 | 45.13 | 48.77 | 53.81 | 59.50 | 61.35 | 61.10 | 55.45 | a | 46.13 | 40.43 | 32.68 | 48.56 | |||||||||||
1984 | 39.23 | a | 39.66 | 44.84 | 50.27 | 54.00 | 56.93 | a | 57.97 | 62.06 | 58.93 | 47.48 | 37.83 | 33.97 | 48.60 | |||||||||||
1985 | 41.45 | 35.32 | 40.32 | 42.73 | 49.27 | a | 55.97 | ----- | z | 58.48 | b | 57.64 | b | 45.03 | 30.52 | a | 37.32 | 44.91 | a | |||||||
1986 | 38.26 | 39.86 | 41.16 | 43.63 | 51.35 | 56.93 | 59.81 | 59.13 | 60.40 | 51.52 | 37.93 | 40.00 | 48.33 | |||||||||||||
1987 | 38.58 | 40.61 | 41.39 | ----- | z | ----- | z | ----- | z | ----- | z | 63.88 | e | 55.62 | a | 48.23 | 43.77 | 38.06 | 46.27 | d | ||||||
1988 | ----- | z | 38.72 | 41.81 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.27 | j | ||
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 | 56.79 | b | 51.45 | 47.00 | b | 38.72 | b | 48.49 | h | |
2003 | 39.10 | a | 39.82 | 40.55 | 52.03 | 56.32 | 58.07 | 64.45 | 64.10 | 56.33 | 52.58 | 38.93 | 37.57 | a | 49.99 | |||||||||||
2004 | 33.26 | 41.25 | a | 41.73 | a | 48.60 | 58.94 | 65.07 | a | 65.58 | 72.90 | a | 57.86 | a | 48.34 | b | 41.03 | a | 38.41 | b | 51.08 | |||||
2005 | 33.80 | a | 37.38 | b | 44.16 | f | 52.96 | e | 63.07 | d | 62.26 | g | 62.35 | h | 64.77 | e | 57.04 | g | 47.17 | g | 41.83 | 39.90 | a | 47.67 | e | |
2006 | 35.30 | a | 37.86 | 38.26 | 46.24 | a | 53.10 | 59.71 | b | 60.65 | 57.90 | 57.07 | b | 48.52 | 31.03 | 37.55 | 46.93 | |||||||||
2007 | 34.73 | a | 35.33 | a | 34.73 | a | 47.45 | a | 52.06 | 61.30 | 61.45 | 64.87 | a | 56.31 | a | 46.68 | 39.90 | 32.63 | a | 47.29 | ||||||
2008 | 32.55 | 34.21 | 40.52 | 44.97 | 52.61 | 55.70 | 57.52 | 59.29 | 53.70 | 45.68 | 40.23 | 32.00 | 45.75 | |||||||||||||
2009 | 32.87 | 35.64 | 36.94 | 45.45 | a | 57.29 | 60.47 | 63.68 | c | 61.90 | 55.21 | a | 48.97 | 38.93 | 33.32 | 47.56 | ||||||||||
2010 | 36.61 | 42.82 | 40.55 | 48.83 | 58.06 | 57.73 | 57.97 | 60.71 | 61.27 | 47.39 | 39.97 | 33.32 | 48.77 | |||||||||||||
2011 | 34.77 | 33.71 | 39.13 | 45.23 | 53.87 | 59.33 | 60.58 | 57.65 | 55.10 | 46.29 | 35.23 | 38.26 | 46.60 | |||||||||||||
2012 | 32.03 | 40.10 | 38.90 | 49.90 | 46.74 | 54.73 | 57.61 | 59.71 | 54.33 | 45.65 | 38.03 | 32.39 | 45.84 | |||||||||||||
2013 | 37.45 | 38.77 | b | 36.84 | 42.40 | 52.65 | 61.93 | b | 60.26 | 62.65 | 56.87 | 49.65 | 38.07 | 35.23 | 47.73 | |||||||||||
2014 | 42.23 | 34.68 | 39.03 | 46.77 | 57.45 | 56.90 | 60.68 | 61.03 | 57.90 | 50.03 | 41.23 | 39.90 | 48.99 | |||||||||||||
2015 | 40.71 | 39.25 | 43.29 | 45.70 | 56.32 | 60.93 | 60.42 | 61.90 | 55.30 | 51.42 | 40.70 | 37.26 | 49.43 | |||||||||||||
2016 | 40.84 | 42.03 | 46.87 | 49.67 | 56.35 | 59.53 | 61.90 | 62.42 | 57.73 | 51.45 | 43.23 | 34.32 | 50.53 | |||||||||||||
2017 | 36.26 | 38.61 | 33.61 | 50.77 | 52.10 | 56.83 | 58.74 | 60.65 | 56.17 | 48.58 | 37.53 | 38.71 | 47.38 | |||||||||||||
2018 | 37.23 | 34.54 | 39.77 | 46.77 | 52.00 | 58.07 | 61.29 | 61.29 | 62.70 | 52.48 | 43.93 | 38.23 | 49.02 | |||||||||||||
2019 | 37.45 | 33.89 | 45.74 | 48.30 | 54.55 | 59.27 | 63.03 | 64.87 | 59.60 | 47.71 | 44.50 | 40.00 | 49.91 | |||||||||||||
2020 | 31.13 | 36.52 | 38.23 | 45.03 | 57.23 | 55.80 | 60.52 | 60.03 | 57.20 | 47.26 | 37.43 | 40.77 | 47.26 | |||||||||||||
2021 | 38.55 | 33.96 | 37.52 | 47.40 | 49.26 | 59.00 | 60.13 | 60.68 | 54.50 | 45.74 | 39.70 | 30.35 | 46.40 | |||||||||||||
2022 | 33.84 | 38.57 | 41.06 | 45.10 | 54.35 | 62.03 | 60.29 | 61.03 | 56.90 | 51.68 | 38.27 | 33.19 | 48.03 | |||||||||||||
2023 | 40.13 | 35.18 | 37.48 | 45.03 | 54.16 | 57.73 | 61.65 | 62.81 | 54.93 | 49.97 | 42.93 | 39.16 | 48.43 | |||||||||||||
2024 | 34.65 | 38.28 | 41.68 | 46.62 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.20 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 34.79 | 37.15 | 40.17 | 46.72 | 53.70 | 58.34 | 60.83 | 61.56 | 56.76 | 48.53 | 39.56 | 35.53 | 47.93 | |||||||||||||
S.D. | 4.90 | 3.38 | 2.93 | 2.88 | 3.49 | 2.57 | 2.46 | 3.01 | 2.57 | 2.24 | 3.34 | 3.43 | 1.55 | |||||||||||||
SKEW | -0.61 | -0.75 | 0.17 | -0.17 | 0.07 | 0.40 | 0.32 | 1.18 | 0.77 | 0.03 | -0.44 | -0.24 | -0.27 | |||||||||||||
MAX | 42.23 | 42.82 | 46.87 | 52.96 | 63.07 | 65.07 | 65.58 | 72.90 | 64.13 | 52.58 | 47.00 | 40.77 | 51.08 | |||||||||||||
MIN | 22.84 | 27.29 | 33.61 | 39.70 | 46.40 | 53.62 | 56.39 | 56.39 | 51.70 | 44.23 | 30.52 | 28.81 | 44.11 | |||||||||||||
YRS | 38 | 41 | 40 | 39 | 40 | 36 | 36 | 39 | 40 | 39 | 41 | 39 | 31 |