YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1969 | ----- | z | 36.50 | 39.97 | 48.93 | 57.06 | 62.03 | 75.94 | 78.16 | 69.40 | 48.32 | 44.80 | 35.20 | a | 54.21 | a | ||||||||||
1970 | 31.45 | 38.75 | 40.74 | 41.70 | 53.71 | 62.27 | 75.84 | 76.84 | 63.10 | 47.90 | 39.10 | 31.94 | 50.28 | |||||||||||||
1971 | 28.68 | 33.56 | a | 39.29 | 43.97 | 50.00 | 59.90 | 73.61 | 76.42 | 64.63 | 49.77 | 37.13 | 32.32 | 49.11 | ||||||||||||
1972 | 27.48 | 34.64 | a | 44.94 | 46.30 | 54.13 | 64.80 | 74.13 | 70.84 | 62.27 | 56.65 | ----- | z | 31.67 | a | 51.62 | a | |||||||||
1973 | 30.39 | 38.59 | a | 39.59 | b | 43.90 | 54.52 | 62.70 | 71.23 | 70.68 | 59.07 | 47.58 | 39.38 | a | 33.10 | 49.23 | ||||||||||
1974 | 34.68 | 32.44 | a | 42.13 | 44.20 | 53.48 | 63.77 | 71.94 | 68.94 | 68.60 | 56.35 | 38.76 | a | 30.70 | a | 50.50 | ||||||||||
1975 | 31.38 | b | 33.00 | 38.13 | 41.57 | 50.16 | 57.43 | 72.29 | 67.42 | 63.10 | 44.55 | 32.07 | 28.42 | 46.63 | ||||||||||||
1976 | 30.52 | 40.34 | 38.06 | 45.20 | 55.74 | 61.80 | 72.06 | 66.42 | 64.73 | 52.13 | 41.27 | 30.48 | 49.90 | |||||||||||||
1977 | 34.47 | a | 34.04 | 36.61 | 46.34 | a | 50.37 | a | 60.77 | 72.29 | 71.39 | 64.70 | 55.06 | 40.55 | a | 37.70 | a | 50.36 | ||||||||
1978 | 37.90 | 39.07 | 46.06 | 46.07 | 52.37 | a | 61.97 | 69.68 | 68.35 | 63.80 | 57.39 | 42.33 | 31.71 | 51.39 | ||||||||||||
1979 | 32.58 | 33.74 | a | 39.48 | d | 46.05 | i | 53.55 | b | 59.77 | 67.48 | 65.43 | a | 66.96 | b | 50.81 | 36.97 | 32.93 | a | 49.06 | a | |||||
1980 | 38.48 | 41.48 | 41.33 | a | 45.96 | b | 52.29 | 62.97 | a | 75.74 | 75.61 | 67.69 | a | 57.29 | 40.78 | c | 37.87 | a | 53.12 | |||||||
1981 | 40.87 | 39.68 | 45.13 | 52.24 | a | 58.33 | g | 72.30 | c | 79.71 | 78.70 | a | 68.43 | b | 51.27 | a | 41.77 | 37.77 | 55.26 | a | ||||||
1982 | 35.76 | b | 43.19 | a | 45.40 | a | 51.43 | 58.07 | b | 62.87 | 74.63 | a | 76.35 | 67.33 | 47.65 | 42.27 | 36.73 | a | 53.47 | |||||||
1983 | 36.17 | a | 42.62 | b | 48.69 | b | 46.93 | a | 58.00 | b | 64.26 | c | 76.45 | 75.58 | 75.40 | 58.71 | 44.63 | 41.55 | 55.75 | |||||||
1984 | 38.17 | a | 36.21 | 43.63 | a | 49.67 | 62.13 | 67.97 | 76.60 | a | 75.71 | 71.67 | 51.71 | 39.96 | b | 39.74 | 54.43 | |||||||||
1985 | 37.20 | a | 35.86 | 41.18 | c | 51.73 | 58.26 | 66.07 | 75.97 | 74.48 | 61.83 | 56.45 | 41.52 | a | 33.62 | b | 52.85 | |||||||||
1986 | 37.30 | a | 40.86 | 47.29 | 49.93 | a | 56.97 | 67.60 | 73.42 | 78.63 | a | 62.70 | 51.00 | 42.13 | 34.29 | 53.51 | ||||||||||
1987 | 31.00 | c | 38.61 | 40.77 | 52.83 | 58.65 | 65.40 | 69.90 | 74.35 | 66.73 | 60.52 | 42.87 | 33.71 | c | 52.95 | |||||||||||
1988 | 34.48 | b | 41.07 | 43.10 | 51.52 | a | 59.39 | 66.87 | 77.77 | 75.32 | 65.37 | 61.23 | 42.87 | 33.81 | 54.40 | |||||||||||
1989 | 33.85 | d | 40.67 | a | 48.68 | 55.50 | 58.77 | 66.73 | 77.10 | a | 74.74 | 68.43 | 55.77 | 40.31 | a | 32.00 | d | 54.38 | ||||||||
1990 | 32.17 | b | 37.11 | 46.55 | 53.60 | 56.58 | 67.93 | 77.74 | 73.90 | 69.93 | 53.52 | 41.27 | 30.81 | 53.43 | ||||||||||||
1991 | 36.04 | d | 41.54 | 43.27 | a | 48.30 | 53.87 | 61.80 | 70.81 | 73.42 | 69.77 | 59.32 | 42.77 | 40.00 | 53.41 | |||||||||||
1992 | 37.90 | a | 45.14 | a | 48.26 | 53.60 | 61.74 | 64.83 | 72.90 | 77.58 | 69.30 | 57.23 | 37.97 | 35.87 | a | 55.19 | ||||||||||
1993 | 43.47 | a | 43.85 | a | 46.71 | 50.80 | 61.35 | 66.00 | 72.74 | 75.35 | 68.37 | 59.33 | a | 41.27 | 34.17 | a | 55.28 | |||||||||
1994 | 34.48 | 37.57 | 47.42 | 52.63 | 59.48 | 72.20 | 76.97 | 80.23 | 71.77 | 54.65 | 38.93 | 38.03 | 55.36 | |||||||||||||
1995 | 41.43 | a | 46.75 | 46.26 | 50.30 | 57.45 | 64.83 | 75.81 | 81.29 | 74.17 | 53.58 | 46.52 | a | 36.83 | a | 56.27 | ||||||||||
1996 | 35.03 | a | 45.39 | a | 46.90 | 53.47 | 62.81 | 68.00 | 80.87 | 79.71 | 70.63 | 55.77 | 43.93 | 36.87 | 56.62 | |||||||||||
1997 | 41.10 | 39.30 | a | 45.90 | 53.17 | 66.16 | 66.03 | 74.03 | 80.16 | 75.57 | 55.19 | 43.93 | 36.30 | a | 56.40 | |||||||||||
1998 | 37.94 | 42.96 | a | 44.39 | 49.00 | 57.16 | 63.83 | 78.84 | 81.10 | a | 71.33 | 53.00 | a | 41.13 | 35.61 | 54.69 | ||||||||||
1999 | 37.39 | 41.14 | 44.68 | 49.57 | 59.32 | 69.60 | 80.07 | a | 78.38 | b | 73.10 | 55.74 | 44.14 | a | 34.97 | b | 55.67 | |||||||||
2000 | 37.12 | f | 41.92 | c | 47.33 | a | 54.72 | a | 64.58 | 74.30 | 78.77 | 82.19 | 71.37 | c | 58.90 | a | 37.32 | b | 35.53 | a | 58.81 | a | ||||
2001 | 36.07 | d | 39.41 | a | 47.77 | a | 50.93 | 64.77 | 71.80 | 76.19 | 76.06 | 72.43 | 59.29 | 49.39 | b | 32.38 | b | 56.38 | ||||||||
2002 | 34.19 | d | 35.63 | a | 42.19 | 54.28 | a | 59.16 | 69.47 | 79.84 | 76.03 | 71.00 | 55.07 | a | 45.68 | b | 34.57 | a | 54.76 | |||||||
2003 | 41.10 | a | 44.96 | b | 47.47 | a | 49.90 | 60.87 | 67.87 | 80.26 | 80.55 | 73.27 | 62.97 | 43.21 | b | 34.48 | b | 57.24 | ||||||||
2004 | 37.58 | 38.93 | b | 52.55 | b | 53.33 | 61.74 | 67.33 | 78.29 | 77.35 | 68.93 | 56.68 | 44.93 | a | 38.10 | a | 56.31 | |||||||||
2005 | 40.96 | c | 46.18 | 44.00 | a | 47.20 | 59.84 | 66.33 | 77.20 | a | 77.58 | 67.21 | a | 57.06 | 43.23 | 31.90 | a | 54.89 | ||||||||
2006 | 32.13 | 36.11 | a | 43.71 | c | 50.60 | 60.77 | 73.27 | 82.69 | b | 78.13 | a | 68.07 | 55.53 | a | 43.93 | 31.10 | b | 54.67 | |||||||
2007 | 30.68 | c | 39.04 | 46.58 | 52.90 | 60.52 | 68.00 | 79.13 | 82.00 | 70.97 | 55.65 | 45.82 | b | 34.75 | c | 55.50 | ||||||||||
2008 | 35.36 | c | 39.43 | a | 43.77 | a | 50.00 | 58.39 | 70.23 | 79.81 | 79.67 | a | 73.97 | 55.29 | 46.28 | a | 39.58 | 55.98 | ||||||||
2009 | 37.03 | 38.82 | 44.55 | 50.17 | 65.19 | 69.17 | 82.29 | 77.13 | 72.40 | 53.84 | 42.90 | 34.06 | 55.63 | |||||||||||||
2010 | 38.57 | a | 44.39 | 44.65 | 51.10 | 56.74 | 67.87 | 80.81 | 78.29 | 70.87 | 58.03 | 41.67 | 39.84 | 56.07 | ||||||||||||
2011 | 34.16 | 35.18 | 47.03 | 54.83 | 57.39 | 67.18 | b | 79.35 | 81.61 | 72.27 | 57.84 | 45.00 | 33.81 | 55.47 | ||||||||||||
2012 | 36.58 | 39.59 | 44.27 | a | 53.67 | 61.65 | 73.87 | 78.19 | 80.87 | a | 73.93 | a | 57.61 | 44.80 | 38.74 | 56.98 | ||||||||||
2013 | 34.27 | a | 37.21 | 49.16 | 54.57 | 62.29 | 71.00 | b | 81.25 | c | 76.81 | 69.80 | 50.97 | 46.73 | 37.62 | b | 55.97 | |||||||||
2014 | 37.71 | 43.75 | 48.35 | 53.79 | a | 60.81 | 69.76 | a | 79.90 | 76.38 | b | 73.97 | 61.28 | b | 45.77 | 42.06 | 57.79 | |||||||||
2015 | 41.13 | a | 45.88 | b | 52.28 | b | 53.67 | 59.39 | 72.76 | a | 76.43 | a | 81.35 | 75.70 | c | 64.10 | b | 41.83 | a | 33.50 | a | 58.17 | ||||
2016 | 37.34 | b | 42.34 | 48.41 | b | 55.37 | 59.41 | d | 75.11 | c | 80.07 | c | 80.06 | 69.77 | 60.13 | 47.47 | 41.68 | c | 58.10 | |||||||
2017 | 41.03 | 46.92 | b | 49.42 | 55.82 | b | 61.10 | 70.27 | 82.03 | 79.03 | 67.87 | 55.65 | 50.17 | 35.84 | 57.93 | |||||||||||
2018 | 39.52 | 39.29 | 47.58 | 55.77 | 60.00 | 69.27 | 81.13 | a | 80.90 | 73.62 | a | 60.13 | 42.37 | 36.77 | 57.20 | |||||||||||
2019 | 37.48 | 38.25 | 46.84 | 56.07 | 57.55 | 67.37 | 77.55 | 79.65 | 72.27 | 52.32 | 45.87 | 40.00 | 55.93 | |||||||||||||
2020 | 36.68 | 39.28 | 47.87 | 53.03 | 63.06 | 68.23 | 77.19 | 81.65 | 70.83 | 57.74 | 45.20 | 36.03 | 56.40 | |||||||||||||
2021 | 38.00 | 42.71 | 44.42 | 55.40 | 59.39 | m | 73.33 | 82.77 | 78.29 | 72.87 | 53.23 | 45.87 | 40.26 | 57.01 | a | |||||||||||
2022 | 37.61 | 36.68 | 47.74 | 52.63 | 60.58 | 73.30 | 80.52 | 80.45 | 75.73 | 61.03 | 37.30 | 38.35 | 56.83 | |||||||||||||
2023 | 40.65 | 40.36 | 47.29 | ----- | z | 61.42 | 65.40 | 82.06 | 80.03 | 70.50 | 57.83 | a | 45.50 | f | 36.94 | 58.25 | b | |||||||||
2024 | 39.48 | 45.52 | 46.00 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.67 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.20 | 39.88 | 45.03 | 50.76 | 58.50 | 67.05 | 76.88 | 76.79 | 69.45 | 55.52 | 42.57 | 35.54 | 54.56 | |||||||||||||
S.D. | 3.59 | 3.76 | 3.48 | 3.81 | 3.85 | 4.16 | 3.74 | 4.13 | 3.97 | 4.15 | 3.39 | 3.22 | 2.63 | |||||||||||||
SKEW | -0.33 | 0.02 | -0.39 | -0.69 | -0.39 | -0.05 | -0.44 | -1.04 | -0.51 | -0.43 | -0.40 | 0.10 | -1.06 | |||||||||||||
MAX | 43.47 | 46.92 | 52.55 | 56.07 | 66.16 | 75.11 | 82.77 | 82.19 | 75.73 | 64.10 | 50.17 | 42.06 | 58.17 | |||||||||||||
MIN | 27.48 | 32.44 | 36.61 | 41.57 | 50.00 | 57.43 | 67.48 | 65.43 | 59.07 | 44.55 | 32.07 | 28.42 | 46.63 | |||||||||||||
YRS | 54 | 56 | 56 | 53 | 53 | 55 | 55 | 55 | 55 | 55 | 53 | 55 | 48 |