YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 89.07 | a | 78.00 | 69.71 | 57.34 | a | 54.50 | q | 73.53 | h | ||
1963 | 35.53 | a | 51.18 | 52.26 | 65.73 | 76.16 | 83.13 | 89.88 | e | 81.29 | 80.47 | 72.26 | 57.43 | 45.84 | 65.93 | |||||||||||
1964 | 45.48 | 40.69 | 46.10 | 60.53 | 72.48 | 77.53 | 89.71 | 83.58 | 75.67 | 68.26 | 52.07 | 45.55 | b | 63.14 | ||||||||||||
1965 | 47.94 | 43.79 | 41.55 | 63.57 | 68.97 | 75.57 | 84.26 | 81.13 | 66.87 | 69.97 | 58.50 | 49.71 | 62.65 | |||||||||||||
1966 | 43.61 | 41.75 | 57.97 | 60.27 | 75.06 | 80.40 | 88.52 | 82.48 | 76.47 | 67.16 | 55.63 | 45.71 | 64.59 | |||||||||||||
1967 | 49.42 | 50.19 | a | 59.29 | 63.60 | 64.71 | 72.27 | 82.32 | 80.94 | 75.77 | 68.03 | 54.33 | 39.77 | 63.39 | ||||||||||||
1968 | 46.42 | 46.90 | 55.87 | a | 56.50 | 67.29 | 83.27 | 83.45 | 81.90 | 76.27 | 68.68 | 48.47 | 44.97 | 63.33 | ||||||||||||
1969 | 50.84 | 47.93 | 44.32 | 65.73 | 71.65 | 71.93 | 85.77 | 86.00 | 77.50 | 52.10 | 52.90 | 46.13 | 62.73 | |||||||||||||
1970 | 43.19 | 53.57 | 45.52 | 56.72 | a | 75.30 | a | 79.63 | 86.03 | 87.29 | 75.70 | 60.03 | a | 53.21 | a | 48.26 | 63.70 | |||||||||
1971 | 45.13 | 43.61 | 52.79 | b | 57.32 | h | 66.32 | 83.63 | 84.06 | 86.48 | 72.59 | a | 63.65 | 53.24 | a | 44.71 | 63.29 | a | ||||||||
1972 | 45.21 | c | 52.15 | c | 59.87 | a | 61.41 | a | 66.66 | b | 81.87 | 82.39 | 82.29 | 73.46 | b | 63.35 | 42.60 | 39.45 | 62.56 | |||||||
1973 | 39.55 | 44.64 | 48.39 | 51.80 | 65.19 | 80.45 | a | 80.97 | b | 86.23 | 71.67 | 66.58 | 50.68 | b | 46.94 | 61.09 | ||||||||||
1974 | 38.06 | 46.31 | b | 57.37 | a | 59.37 | 74.90 | b | 80.57 | b | 87.19 | 81.52 | b | 71.60 | 66.13 | 51.13 | 42.87 | 63.08 | ||||||||
1975 | 43.40 | a | 41.25 | 48.06 | 55.10 | 64.94 | 76.45 | a | 85.77 | 83.77 | 73.30 | 68.47 | a | 49.00 | b | 50.26 | 61.65 | |||||||||
1976 | 43.83 | b | 54.41 | 49.52 | 60.33 | 66.52 | b | 79.38 | a | 87.03 | a | 84.13 | 71.77 | 60.90 | 52.07 | 49.57 | a | 63.29 | ||||||||
1977 | 40.23 | 49.75 | 50.97 | 60.40 | 73.23 | 84.17 | 86.16 | 82.10 | 80.83 | 67.87 | 53.20 | 48.94 | 64.82 | |||||||||||||
1978 | 37.06 | 41.11 | 54.73 | a | 62.77 | 65.06 | 78.17 | 87.58 | 82.55 | 79.43 | 67.07 | b | 49.53 | 39.29 | 62.03 | |||||||||||
1979 | 33.13 | 46.61 | 50.03 | 60.00 | 65.45 | 76.73 | 87.84 | 80.68 | 79.00 | 66.97 | 44.60 | 48.03 | 61.59 | |||||||||||||
1980 | 37.62 | b | 46.55 | 48.03 | a | 55.77 | 64.13 | a | 85.10 | 89.00 | 86.72 | b | 77.67 | 65.97 | 53.33 | 54.35 | 63.69 | |||||||||
1981 | 51.03 | 50.14 | 51.52 | 67.93 | 65.35 | 82.50 | 86.94 | 82.77 | 78.50 | 63.45 | 58.47 | 47.45 | 65.50 | |||||||||||||
1982 | 43.37 | a | 45.79 | 54.14 | b | 60.90 | 65.48 | 72.80 | 85.68 | 83.42 | 74.87 | 60.58 | 48.83 | 44.26 | 61.68 | |||||||||||
1983 | 48.48 | 48.18 | 45.90 | a | 52.72 | a | 62.35 | 73.87 | 86.03 | 86.45 | 79.60 | 68.71 | 52.96 | c | 30.52 | d | 61.32 | |||||||||
1984 | 42.26 | 47.29 | a | 48.16 | 52.50 | 72.45 | 74.90 | 85.29 | 82.42 | 72.43 | 53.87 | 55.43 | 48.00 | a | 61.25 | |||||||||||
1985 | 39.58 | e | 39.82 | 54.13 | 63.14 | a | 71.38 | b | 80.60 | 84.48 | 85.77 | 71.53 | 64.39 | 43.55 | a | 44.13 | 61.88 | |||||||||
1986 | 53.84 | 47.71 | 60.06 | 61.41 | a | 68.61 | 80.03 | 86.19 | 84.06 | 72.07 | 60.81 | 52.03 | a | 42.84 | 64.14 | |||||||||||
1987 | 42.73 | a | 45.82 | 48.23 | 63.20 | 68.87 | 81.48 | a | 86.10 | 82.52 | 75.69 | a | 65.39 | 51.93 | 40.07 | a | 62.67 | |||||||||
1988 | 40.00 | a | 45.52 | 50.93 | a | 61.23 | 71.84 | 83.27 | 86.68 | 85.45 | 76.57 | 67.84 | 53.17 | 45.37 | a | 63.99 | ||||||||||
1989 | 48.30 | a | 33.43 | 55.48 | 63.67 | 69.23 | 75.43 | 89.32 | 82.94 | 75.45 | a | 65.73 | a | 56.87 | 41.52 | 63.11 | ||||||||||
1990 | 48.13 | 45.39 | 48.81 | 58.93 | 67.42 | 85.30 | 81.35 | 83.52 | 79.77 | 66.74 | 57.07 | 39.42 | 63.49 | |||||||||||||
1991 | 43.35 | 53.14 | 53.58 | 57.87 | 70.00 | 80.43 | 84.58 | 83.74 | 77.23 | 65.90 | a | 47.28 | a | 46.77 | 63.66 | |||||||||||
1992 | 45.68 | 51.55 | 53.71 | 65.40 | 72.71 | 75.97 | 82.23 | 81.42 | 80.23 | 69.48 | 45.70 | 42.52 | 63.88 | |||||||||||||
1993 | 39.71 | 41.52 | a | 55.42 | 59.50 | 70.58 | 79.33 | 84.74 | 82.03 | 72.93 | a | 62.37 | a | 48.71 | b | 48.74 | 62.13 | |||||||||
1994 | 48.70 | a | 45.79 | 56.55 | 59.63 | 75.03 | 86.03 | 85.68 | 86.06 | 78.70 | 63.81 | 49.63 | 51.60 | a | 65.60 | |||||||||||
1995 | 45.56 | d | 54.11 | 53.90 | a | 54.67 | 60.03 | 75.00 | 84.90 | 88.65 | 74.37 | 65.65 | 57.32 | b | 49.23 | 63.61 | ||||||||||
1996 | 43.84 | 49.52 | 50.16 | 62.90 | 72.77 | a | 82.55 | a | 86.23 | a | 85.06 | 73.77 | 65.45 | 52.40 | 48.19 | 64.40 | ||||||||||
1997 | 44.75 | c | 45.56 | a | 56.78 | d | 53.57 | 70.58 | 82.10 | 88.23 | 81.48 | 78.93 | 64.21 | c | 49.48 | a | 43.27 | a | 63.24 | |||||||
1998 | 49.52 | 46.75 | 51.68 | 57.54 | b | 73.86 | c | 79.67 | f | 85.29 | c | 84.44 | d | 82.07 | a | 63.23 | a | 55.70 | 45.55 | 63.24 | a | |||||
1999 | 48.83 | a | 55.07 | a | 59.29 | 55.63 | 68.20 | a | 77.90 | a | 88.65 | 83.87 | 71.48 | a | 67.39 | 64.10 | a | 48.87 | 65.77 | |||||||
2000 | 47.50 | a | 50.14 | a | 51.77 | a | 63.04 | e | 74.45 | 81.03 | a | 88.77 | a | 88.11 | c | 76.80 | 62.97 | a | 42.48 | a | 42.48 | b | 64.13 | |||
2001 | 43.06 | 40.85 | a | 49.50 | a | 59.27 | 68.25 | c | 80.74 | c | 88.53 | a | 85.26 | 79.66 | a | 65.65 | 55.17 | 44.10 | a | 63.34 | ||||||
2002 | 42.37 | a | 45.61 | 45.13 | 63.97 | 66.61 | 85.80 | 90.71 | 84.10 | 76.13 | 57.66 | b | 48.13 | 46.65 | 62.74 | |||||||||||
2003 | 50.36 | c | 40.11 | a | 51.07 | a | 61.24 | a | 68.20 | a | 73.03 | a | 92.60 | a | 87.06 | 75.24 | a | 70.43 | a | 45.37 | 45.71 | 63.37 | ||||
2004 | 43.35 | 41.00 | a | 61.39 | 61.10 | 71.32 | 76.13 | 84.80 | a | 81.10 | 78.10 | 65.52 | b | 51.17 | 48.16 | 63.59 | ||||||||||
2005 | 49.13 | 49.57 | 52.39 | 60.87 | 70.45 | 80.72 | a | 93.53 | a | 85.26 | 81.43 | 68.16 | 60.03 | a | 47.29 | 66.57 | ||||||||||
2006 | 54.23 | 48.54 | 53.74 | 69.93 | 75.87 | 88.87 | 89.35 | 85.61 | 74.23 | 65.68 | 58.62 | a | 48.23 | 67.74 | ||||||||||||
2007 | 40.77 | 49.29 | d | 60.52 | b | 59.37 | c | 73.17 | b | 83.97 | 91.16 | 88.45 | 80.57 | 71.57 | a | 58.40 | 45.00 | a | 66.85 | |||||||
2008 | 45.28 | b | 50.14 | 56.19 | 62.25 | b | 71.10 | 83.41 | a | 92.65 | 85.53 | a | 75.93 | 67.23 | 60.31 | a | 43.23 | a | 66.10 | |||||||
2009 | 53.10 | a | 55.57 | 60.71 | 59.90 | a | 72.55 | 77.50 | 85.97 | 85.53 | a | 78.47 | 56.65 | 59.80 | 40.42 | 65.51 | ||||||||||
2010 | 47.48 | 43.78 | a | 55.30 | a | 63.21 | a | 69.00 | 84.34 | a | 89.50 | c | 89.77 | 84.00 | a | 71.97 | a | 55.07 | 54.03 | b | 67.29 | |||||
2011 | 47.10 | 29.00 | x | ----- | z | 57.00 | t | 59.90 | a | 81.43 | b | 86.60 | a | 89.13 | a | 75.33 | 66.03 | b | 52.53 | 41.45 | 66.61 | c | ||||
2012 | 48.68 | 40.93 | 61.84 | 67.43 | 72.13 | 86.47 | 88.39 | 85.94 | 77.17 | 60.94 | 57.10 | a | 45.35 | 66.03 | ||||||||||||
2013 | 44.55 | 42.79 | 50.26 | 53.50 | 67.52 | 82.60 | 83.13 | 84.42 | 75.47 | 57.67 | a | 54.40 | 43.29 | 61.63 | ||||||||||||
2014 | 46.26 | 40.64 | 54.30 | a | 61.93 | 66.32 | 78.45 | a | 83.23 | 80.68 | 75.67 | 68.61 | 49.81 | d | 45.17 | a | 62.59 | |||||||||
2015 | 47.71 | 47.11 | 56.52 | 59.10 | 60.61 | 80.83 | 82.93 | a | 85.68 | 81.28 | a | 65.68 | 51.47 | 42.94 | 63.49 | |||||||||||
2016 | 44.77 | 50.76 | 53.80 | a | 57.93 | 63.81 | 83.70 | 87.48 | 83.00 | 77.10 | 71.48 | 60.00 | b | 41.65 | 64.62 | |||||||||||
2017 | 41.16 | 53.85 | a | 60.90 | a | 62.23 | 65.77 | 81.80 | 86.74 | 81.32 | 74.15 | d | 63.86 | b | 57.73 | 50.13 | 64.97 | |||||||||
2018 | 48.84 | 42.64 | 56.19 | 60.83 | a | 70.43 | a | 85.27 | 86.32 | 83.34 | b | 80.03 | 60.77 | a | 49.97 | 45.97 | 64.22 | |||||||||
2019 | 43.37 | a | 41.22 | a | 47.45 | 60.70 | 59.94 | 77.40 | 87.26 | 87.13 | 82.10 | 57.19 | 50.90 | 45.94 | 61.72 | |||||||||||
2020 | 47.35 | 41.48 | 54.30 | a | 59.17 | a | 71.48 | 83.47 | 87.71 | 90.03 | a | 78.77 | 64.81 | 58.72 | a | 47.14 | b | 65.37 | ||||||||
2021 | 45.29 | 39.26 | a | 51.79 | b | 55.69 | a | 65.68 | 82.54 | b | 87.68 | 85.55 | 81.97 | 66.53 | a | 59.00 | 53.65 | 64.55 | ||||||||
2022 | 45.60 | a | 41.29 | 52.90 | a | 62.20 | 70.00 | f | 82.00 | 89.07 | b | 86.10 | b | 80.83 | 66.67 | a | 49.21 | a | 46.26 | 63.83 | a | |||||
2023 | 39.00 | 45.32 | 47.35 | 58.97 | a | 68.74 | 74.47 | 85.03 | a | 84.58 | 79.43 | 65.55 | 56.50 | 48.42 | 62.78 | |||||||||||
2024 | 40.48 | 49.14 | 52.23 | 60.00 | q | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.28 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 44.84 | 46.32 | 52.93 | 60.27 | 68.90 | 80.26 | 86.65 | 84.50 | 76.78 | 65.12 | 53.09 | 45.59 | 63.75 | |||||||||||||
S.D. | 4.40 | 4.73 | 4.71 | 3.85 | 4.18 | 3.95 | 2.72 | 2.46 | 3.40 | 4.22 | 4.78 | 4.04 | 1.61 | |||||||||||||
SKEW | -0.23 | -0.05 | -0.05 | -0.11 | -0.29 | -0.31 | 0.23 | 0.35 | -0.28 | -0.91 | -0.20 | -0.61 | 0.47 | |||||||||||||
MAX | 54.23 | 55.57 | 61.84 | 69.93 | 76.16 | 88.87 | 93.53 | 90.03 | 84.00 | 72.26 | 64.10 | 54.35 | 67.74 | |||||||||||||
MIN | 33.13 | 33.43 | 41.55 | 51.80 | 59.90 | 71.93 | 80.97 | 80.68 | 66.87 | 52.10 | 42.48 | 30.52 | 61.09 | |||||||||||||
YRS | 62 | 61 | 61 | 59 | 60 | 60 | 61 | 62 | 62 | 62 | 62 | 61 | 57 |