YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 81.67 | u | 90.63 | d | 89.00 | b | 74.19 | c | 78.73 | i | 54.25 | r | 39.00 | 73.20 | h | |
1966 | 35.19 | 38.00 | 56.17 | b | 65.03 | 78.10 | 85.43 | 93.03 | 89.90 | a | 80.67 | 64.94 | 54.27 | 37.71 | 64.87 | |||||||||||
1967 | 35.58 | 46.89 | 57.58 | 61.03 | 71.26 | 78.79 | a | 89.48 | 89.10 | 79.80 | 70.03 | 53.41 | a | 33.50 | s | 66.63 | a | |||||||||
1968 | 32.26 | 45.38 | 55.42 | 57.37 | 72.42 | 86.30 | 89.65 | 81.84 | 78.33 | 66.90 | 46.93 | 35.00 | 62.32 | |||||||||||||
1969 | 41.68 | 41.07 | a | 48.23 | 65.97 | 78.38 | b | 80.97 | 91.03 | 91.13 | 79.77 | 56.61 | 47.80 | 40.77 | 63.62 | |||||||||||
1970 | 38.19 | 49.54 | 48.77 | 56.90 | 76.87 | 82.87 | 91.87 | 90.71 | 77.10 | 59.52 | 50.50 | 40.42 | 63.60 | |||||||||||||
1971 | 38.29 | 42.93 | 53.03 | 62.93 | 71.42 | 87.07 | 93.97 | a | 88.97 | 75.93 | 61.13 | 45.20 | 34.10 | 62.91 | ||||||||||||
1972 | 41.48 | 49.31 | 61.77 | 65.13 | 76.27 | a | 85.87 | 92.77 | 88.13 | 77.93 | 59.77 | 43.80 | 33.03 | 64.61 | ||||||||||||
1973 | 27.03 | 39.46 | 48.39 | 58.50 | 74.00 | 83.50 | 90.03 | 89.55 | 78.73 | 67.52 | b | 52.03 | ----- | z | 64.43 | a | ||||||||||
1974 | ----- | z | ----- | z | 59.03 | b | 61.13 | 79.10 | b | 90.27 | 89.73 | a | 88.93 | a | 80.66 | a | 65.69 | b | 48.31 | a | 36.61 | 69.95 | b | |||
1975 | 34.83 | a | 41.64 | 50.10 | a | 56.37 | 68.32 | 80.60 | 88.97 | a | 88.00 | a | 79.17 | 67.61 | 55.47 | k | 38.37 | a | 63.09 | a | ||||||
1976 | 36.26 | 48.38 | 50.10 | 65.27 | 75.87 | 85.47 | 92.97 | a | 87.77 | a | 79.30 | 64.77 | 52.63 | 40.32 | 64.93 | |||||||||||
1977 | 36.32 | 48.19 | a | 53.24 | b | 69.33 | c | 73.07 | a | 90.70 | 90.83 | a | 89.32 | 81.50 | 68.90 | 52.80 | 45.19 | 66.62 | ||||||||
1978 | 38.00 | 43.61 | 59.60 | a | 67.36 | b | 73.77 | 86.33 | 92.47 | a | 90.65 | 79.73 | d | 71.42 | e | 51.37 | 32.39 | 65.56 | ||||||||
1979 | 28.57 | a | 39.74 | a | 51.41 | d | 61.69 | a | 70.77 | 82.93 | 91.81 | 87.65 | 85.87 | 71.71 | 43.70 | 39.34 | b | 62.93 | ||||||||
1980 | 37.71 | 47.17 | 48.10 | 60.80 | 66.94 | 85.53 | 92.74 | 88.52 | 79.52 | a | 65.13 | 52.37 | 48.45 | 64.41 | ||||||||||||
1981 | 47.84 | 47.86 | 50.81 | 66.30 | 70.10 | 87.00 | 89.68 | 87.39 | 79.20 | 60.03 | 52.57 | 41.42 | 65.02 | |||||||||||||
1982 | 37.00 | 39.61 | 50.94 | 59.43 | 70.39 | 81.83 | 87.81 | 85.39 | 75.47 | 59.48 | 45.63 | 37.68 | 60.89 | |||||||||||||
1983 | 38.06 | 45.04 | 48.81 | 54.13 | 67.03 | 78.17 | 86.68 | 87.74 | 81.90 | 65.16 | 47.63 | 35.74 | 61.34 | |||||||||||||
1984 | 33.61 | 39.52 | 48.93 | b | 55.30 | 76.42 | 79.33 | 88.16 | 84.87 | 79.13 | 56.00 | 49.57 | 37.06 | 60.66 | ||||||||||||
1985 | 35.19 | 37.62 | b | 50.61 | 63.53 | 73.10 | 85.97 | 89.13 | 88.61 | 71.37 | 61.97 | 46.53 | 40.23 | 61.99 | ||||||||||||
1986 | 42.61 | 48.25 | 58.84 | 60.76 | a | 70.58 | 85.30 | 86.45 | 88.39 | 71.27 | 59.42 | 48.30 | 39.29 | 63.29 | ||||||||||||
1987 | 34.42 | 41.39 | 47.32 | 65.76 | a | 71.58 | 86.10 | 86.13 | 84.45 | 79.73 | 68.16 | 46.50 | 34.65 | 62.18 | ||||||||||||
1988 | 31.61 | 42.31 | 48.64 | c | 62.07 | 74.80 | a | 86.77 | 92.58 | 88.71 | 75.37 | 72.03 | 49.93 | 37.94 | 63.56 | |||||||||||
1989 | 31.90 | 38.00 | 58.06 | 69.70 | 74.45 | 83.17 | 93.10 | 85.48 | 79.73 | 66.45 | 52.60 | 41.26 | 64.49 | |||||||||||||
1990 | 37.29 | 43.89 | 55.81 | 66.83 | 72.10 | 87.90 | 89.39 | 87.77 | 80.50 | 65.13 | 47.76 | a | 31.81 | 63.85 | ||||||||||||
1991 | 29.35 | 44.43 | 48.48 | 59.07 | 71.29 | 81.83 | 88.60 | a | 87.23 | 78.13 | 68.39 | 44.62 | a | 31.10 | 61.04 | |||||||||||
1992 | 30.29 | 43.07 | 55.03 | 68.73 | 74.61 | 82.67 | 85.71 | 88.10 | 79.83 | 70.07 | a | 42.67 | 33.60 | a | 62.86 | |||||||||||
1993 | 37.55 | 40.75 | 54.77 | 62.03 | 72.32 | 81.20 | 88.71 | 86.58 | 79.23 | 61.77 | 44.40 | 37.65 | 62.25 | |||||||||||||
1994 | 40.61 | ----- | z | 58.07 | a | 62.40 | 74.81 | 89.83 | 94.39 | 91.74 | 81.07 | 62.00 | 42.70 | 36.58 | 66.75 | a | ||||||||||
1995 | 38.20 | a | 52.36 | 53.81 | 59.83 | 65.20 | a | 79.40 | 88.68 | 91.00 | 82.07 | 65.68 | 55.64 | e | 51.38 | o | 66.53 | a | ||||||||
1996 | 41.72 | f | 48.41 | 54.42 | 62.93 | 78.13 | 87.17 | 93.65 | 90.81 | 76.63 | 64.87 | a | 48.47 | 40.14 | b | 67.78 | a | |||||||||
1997 | 37.40 | a | 41.29 | 57.87 | 57.27 | 75.80 | a | 84.59 | a | 89.00 | 86.06 | 76.30 | 63.71 | 48.20 | 35.72 | b | 62.77 | |||||||||
1998 | 42.20 | a | 41.86 | 53.07 | a | 58.20 | 71.70 | a | 78.90 | a | 91.16 | 88.97 | 79.23 | 62.41 | b | 48.87 | 38.10 | a | 62.89 | |||||||
1999 | 42.93 | a | 47.07 | a | 59.45 | 55.27 | 70.00 | 81.93 | a | 88.03 | 82.90 | 75.40 | 69.29 | 55.33 | 38.70 | a | 63.86 | |||||||||
2000 | 41.68 | 46.17 | 50.81 | 67.93 | 76.68 | 86.27 | 92.26 | 90.55 | 81.24 | a | 64.74 | 40.30 | 40.90 | a | 64.96 | |||||||||||
2001 | 36.06 | 42.29 | 52.63 | a | 62.30 | 75.45 | 85.45 | a | 89.39 | 86.55 | b | 82.79 | a | 69.03 | 52.37 | 35.31 | b | 64.14 | ||||||||
2002 | 36.83 | a | 40.64 | 50.43 | a | 67.73 | 74.26 | 89.07 | 93.29 | 88.90 | a | 75.66 | a | 61.19 | 47.30 | 39.87 | a | 63.76 | ||||||||
2003 | 44.48 | 41.64 | 52.48 | b | 61.90 | 74.10 | 84.23 | 96.55 | 88.87 | 78.57 | 71.38 | b | 46.13 | 38.87 | a | 64.93 | ||||||||||
2004 | 33.03 | b | 38.55 | 60.97 | 61.73 | 72.93 | a | 84.90 | 90.03 | 86.61 | 76.70 | 61.63 | a | 45.07 | 37.27 | a | 62.45 | |||||||||
2005 | 43.13 | a | 44.00 | 52.03 | 61.43 | 73.16 | 79.27 | 94.26 | 84.31 | b | 77.64 | b | 65.68 | 50.67 | 38.43 | a | 63.67 | |||||||||
2006 | 40.07 | c | 44.41 | a | 49.03 | a | 65.03 | a | 77.58 | 88.27 | 92.13 | 85.90 | 73.48 | a | 58.97 | b | 50.53 | 36.03 | a | 63.45 | ||||||
2007 | 34.23 | a | 46.22 | a | 55.61 | 63.17 | a | 72.97 | 86.60 | 93.68 | 88.90 | a | 79.23 | 64.23 | a | 55.54 | b | 34.50 | a | 64.57 | ||||||
2008 | 33.47 | a | 40.31 | 53.43 | a | 60.20 | 69.80 | a | 83.50 | 91.68 | f | 87.40 | a | 79.30 | 65.10 | 52.97 | 36.45 | b | 60.17 | a | ||||||
2009 | 38.27 | a | 46.18 | 56.00 | c | 59.57 | 76.48 | 79.04 | b | 91.75 | c | 88.13 | a | 81.80 | 63.18 | c | 50.90 | 29.87 | 63.43 | |||||||
2010 | 31.48 | 34.39 | 49.71 | 61.93 | 67.13 | 84.60 | 91.55 | 84.81 | 81.97 | 64.90 | a | 48.56 | e | 44.07 | a | 62.09 | ||||||||||
2011 | 34.83 | a | 40.18 | 53.87 | 58.93 | a | 66.45 | 83.07 | a | 88.19 | 90.71 | 79.43 | 63.94 | 48.10 | a | 36.16 | 61.99 | |||||||||
2012 | 40.33 | a | 42.24 | 56.55 | 67.53 | 77.29 | 89.53 | 90.19 | 89.16 | 79.33 | 66.19 | 53.72 | a | 37.70 | a | 65.82 | ||||||||||
2013 | 27.28 | b | 38.61 | 54.90 | 59.63 | 72.55 | 88.66 | a | 92.47 | a | 85.52 | 76.90 | 61.92 | e | 47.50 | d | 29.59 | b | 61.29 | |||||||
2014 | 39.61 | 48.26 | a | 55.90 | b | 61.27 | 70.68 | 85.00 | 91.60 | a | 82.81 | 80.80 | 66.35 | 49.31 | a | 39.84 | 64.29 | |||||||||
2015 | 37.48 | h | 49.50 | f | 59.80 | a | 62.76 | a | 67.37 | a | 85.38 | a | 85.52 | 86.61 | 82.60 | 66.84 | 46.97 | 34.80 | a | 67.86 | b | |||||
2016 | 34.52 | d | 45.96 | d | 57.13 | 60.59 | a | 70.87 | 90.63 | 90.81 | 85.26 | 77.90 | a | 68.74 | 53.87 | 37.87 | a | 64.51 | ||||||||
2017 | 38.56 | d | 49.11 | a | 60.23 | 62.37 | 72.26 | 89.83 | 91.71 | 88.55 | 78.47 | 63.35 | 57.53 | 42.59 | b | 66.21 | ||||||||||
2018 | 41.93 | a | 46.93 | a | 53.68 | 65.47 | 76.33 | a | 90.03 | a | 93.48 | 89.42 | 83.43 | 57.68 | 47.17 | a | 35.38 | j | 67.78 | a | ||||||
2019 | 38.53 | n | 38.00 | 50.66 | b | 64.17 | a | 64.59 | d | 81.00 | 91.23 | a | 91.52 | 82.63 | 61.16 | 51.33 | 36.74 | 64.82 | a | |||||||
2020 | 30.21 | b | 41.45 | 53.96 | d | 63.85 | d | 77.39 | 84.88 | d | 91.67 | a | 94.81 | 79.81 | d | 69.83 | b | 53.04 | d | 37.50 | k | 67.35 | a | |||
2021 | 37.81 | j | 43.88 | d | 52.55 | 63.90 | 76.27 | a | 90.50 | 93.45 | b | 89.63 | a | 82.47 | 60.81 | d | 56.33 | i | 45.43 | j | 72.61 | c | ||||
2022 | 42.14 | q | 44.22 | e | 53.94 | 64.17 | 74.80 | a | 86.69 | a | 91.76 | b | 88.57 | c | 82.86 | a | 64.90 | a | 44.63 | 38.07 | a | 66.78 | a | |||
2023 | 36.74 | 36.04 | 44.37 | a | 61.52 | a | 75.69 | b | 80.90 | a | 94.74 | 89.17 | a | 80.66 | a | 67.90 | 51.83 | 40.90 | a | 63.37 | ||||||
2024 | 40.81 | 45.79 | 52.89 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.50 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.74 | 43.38 | 53.53 | 62.30 | 73.00 | 84.81 | 90.87 | 88.03 | 79.08 | 64.71 | 49.26 | 37.64 | 63.51 | |||||||||||||
S.D. | 4.51 | 3.93 | 3.97 | 3.65 | 3.54 | 3.47 | 2.44 | 2.40 | 2.83 | 3.93 | 3.80 | 3.63 | 1.43 | |||||||||||||
SKEW | -0.10 | -0.01 | 0.10 | -0.05 | -0.45 | -0.12 | -0.25 | -0.25 | -0.57 | -0.12 | -0.06 | 0.17 | -0.03 | |||||||||||||
MAX | 47.84 | 52.36 | 61.77 | 69.70 | 79.10 | 90.70 | 96.55 | 94.81 | 85.87 | 72.03 | 57.53 | 48.45 | 66.62 | |||||||||||||
MIN | 27.03 | 34.39 | 44.37 | 54.13 | 64.59 | 78.17 | 85.52 | 81.84 | 71.27 | 56.00 | 40.30 | 29.59 | 60.66 | |||||||||||||
YRS | 53 | 56 | 59 | 58 | 58 | 58 | 58 | 59 | 59 | 58 | 56 | 53 | 44 |