YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | ----- | z | 58.33 | r | 67.81 | 87.43 | 92.52 | 91.06 | 72.87 | 64.74 | 49.97 | 41.81 | 71.03 | d | ||||||||
1962 | 41.65 | 41.96 | 47.55 | 66.33 | 63.77 | 80.03 | 87.90 | 84.16 | 81.67 | 65.13 | 53.07 | 48.90 | 63.51 | |||||||||||||
1963 | 43.97 | 53.46 | 50.13 | 51.47 | 69.45 | 74.50 | 83.23 | 85.52 | 82.03 | 66.90 | 51.30 | 46.84 | 63.23 | |||||||||||||
1964 | 40.87 | 47.59 | 47.81 | 58.87 | 66.55 | 72.73 | 87.84 | 85.23 | 77.47 | 72.35 | 48.27 | 40.57 | a | 62.18 | ||||||||||||
1965 | 42.77 | 50.00 | 53.74 | 60.20 | 67.48 | 76.13 | 86.84 | 81.97 | 73.90 | 73.68 | 52.00 | 42.71 | 63.45 | |||||||||||||
1966 | 42.29 | 43.82 | 54.52 | 65.63 | 76.81 | 75.10 | 86.10 | 87.97 | 78.97 | a | 68.94 | 50.23 | 43.32 | 64.47 | ||||||||||||
1967 | 45.16 | 51.68 | 48.23 | 48.63 | 70.84 | 78.43 | 92.19 | 93.55 | 82.53 | 67.50 | a | 55.03 | 40.16 | 64.50 | ||||||||||||
1968 | 43.77 | 51.97 | 57.13 | 60.00 | 69.45 | 80.10 | 92.81 | 79.03 | 77.20 | 65.35 | 48.47 | 40.06 | 63.78 | |||||||||||||
1969 | 39.90 | 39.96 | 49.94 | 60.90 | 74.45 | 75.87 | 88.39 | 89.16 | 79.67 | 58.29 | 56.87 | 44.19 | 63.13 | |||||||||||||
1970 | 41.61 | 51.21 | 51.00 | a | 53.76 | a | 71.19 | 80.90 | a | 92.45 | 92.35 | 75.59 | a | 63.74 | 49.63 | 37.65 | 63.42 | |||||||||
1971 | 43.87 | 48.11 | 46.71 | 58.10 | 67.68 | 73.73 | 89.74 | 93.65 | 74.90 | 61.71 | 50.40 | 38.00 | 62.22 | |||||||||||||
1972 | 40.20 | a | 47.17 | 58.74 | 58.83 | a | 74.06 | 83.84 | e | 89.69 | b | 87.63 | d | 71.62 | f | 63.87 | a | 46.14 | b | 35.31 | b | 62.32 | a | |||
1973 | 40.20 | a | 47.46 | 49.16 | 60.17 | 74.13 | 81.30 | 91.29 | 87.13 | 78.47 | 64.55 | 44.27 | 44.77 | 63.57 | ||||||||||||
1974 | 37.55 | 47.04 | 50.13 | 58.73 | 68.29 | 86.50 | 86.97 | 87.52 | 83.83 | 67.77 | 53.33 | 46.68 | l | 66.15 | a | |||||||||||
1975 | 43.31 | e | 43.18 | 48.19 | 50.53 | 69.00 | 76.27 | 87.23 | 82.13 | 82.93 | 62.00 | 48.93 | 46.65 | 61.70 | ||||||||||||
1976 | 44.19 | 46.48 | 49.29 | 57.47 | 73.16 | 76.47 | 87.94 | 77.13 | 78.63 | 69.47 | a | 59.07 | 50.14 | b | 64.12 | |||||||||||
1977 | 42.71 | g | 54.35 | b | 48.94 | 69.23 | 61.97 | a | 83.42 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.58 | g | ||
1978 | ----- | z | ----- | z | 58.23 | a | 54.47 | 64.45 | i | 76.70 | 86.32 | 84.68 | 65.30 | j | 72.75 | g | 51.33 | f | 38.35 | 66.46 | f | |||||
1979 | 34.16 | 42.14 | 52.95 | i | 57.77 | 70.42 | 79.80 | 87.84 | 82.13 | 81.28 | a | 66.23 | a | 46.80 | 46.23 | 63.16 | a | |||||||||
1980 | 40.39 | 48.28 | 48.81 | 60.10 | 66.35 | 70.37 | 87.16 | 84.13 | 76.33 | 57.65 | h | 51.40 | 47.26 | 61.87 | a | |||||||||||
1981 | 44.42 | 44.29 | 52.35 | 60.33 | 67.03 | 75.90 | 86.77 | 91.26 | 79.47 | 59.32 | 51.93 | 44.52 | 63.13 | |||||||||||||
1982 | 37.80 | a | 42.79 | 48.06 | 53.37 | 68.00 | 74.48 | a | 82.23 | 86.39 | 72.60 | 60.94 | 45.14 | a | 39.23 | 59.25 | ||||||||||
1983 | 45.32 | 46.43 | 47.97 | 53.86 | b | 69.84 | 74.93 | 80.90 | 85.73 | a | 76.63 | 67.65 | 47.50 | 36.27 | a | 61.09 | ||||||||||
1984 | 41.26 | 45.17 | 52.90 | 53.90 | 68.45 | 73.24 | a | 90.30 | a | 89.00 | 75.87 | 56.39 | 45.97 | 37.71 | 60.85 | |||||||||||
1985 | 36.10 | 41.89 | a | 48.35 | 65.47 | 69.84 | 80.90 | 92.65 | 85.03 | 68.53 | 62.52 | 41.40 | 39.70 | a | 61.03 | |||||||||||
1986 | 50.39 | 47.32 | 58.84 | 60.27 | 68.90 | a | 83.97 | 84.19 | 91.83 | a | 67.83 | 68.19 | 54.07 | a | 44.19 | 65.00 | ||||||||||
1987 | 40.55 | 48.14 | 51.64 | c | 71.75 | f | 74.33 | d | 81.63 | c | 81.20 | a | 87.56 | f | 83.19 | c | 74.50 | c | 51.93 | 39.29 | 62.64 | b | ||||
1988 | 39.39 | 52.66 | 54.06 | 62.83 | a | 66.65 | 77.87 | 91.04 | c | 89.07 | b | 80.20 | 77.13 | 47.83 | a | 41.52 | 65.02 | |||||||||
1989 | 39.77 | 36.79 | 50.68 | 64.43 | b | 66.71 | 81.80 | 89.77 | 81.84 | 76.67 | 63.52 | 55.03 | 46.69 | b | 62.81 | |||||||||||
1990 | 44.61 | 44.29 | 54.39 | 67.50 | 66.19 | 78.33 | 91.87 | 86.10 | 83.50 | 66.65 | 50.55 | a | 37.39 | 64.28 | ||||||||||||
1991 | 45.23 | 56.64 | 47.42 | 54.67 | 60.32 | 72.07 | 87.77 | 87.65 | 83.23 | 68.42 | 51.00 | 45.77 | 63.35 | |||||||||||||
1992 | 45.32 | 51.79 | 57.42 | 65.03 | 78.48 | 86.00 | 81.61 | 88.26 | 78.60 | 67.03 | 47.23 | 36.83 | a | 65.30 | ||||||||||||
1993 | 33.87 | 35.82 | 51.65 | 54.70 | 72.47 | a | 71.77 | 76.10 | 79.97 | 78.03 | 64.74 | 47.80 | 41.45 | 59.03 | ||||||||||||
1994 | 48.81 | 42.68 | 57.71 | 60.27 | 69.71 | 77.63 | 90.14 | c | 88.87 | 79.77 | 63.03 | 39.77 | 40.84 | 63.27 | ||||||||||||
1995 | 42.06 | 54.27 | b | 48.26 | 55.00 | 65.00 | ----- | z | ----- | z | 83.84 | 80.10 | 64.58 | 57.43 | 42.48 | 59.30 | b | |||||||||
1996 | 43.28 | b | 44.69 | 53.77 | 59.04 | f | 64.10 | ----- | z | ----- | z | ----- | z | ----- | z | 61.94 | n | 53.94 | m | 41.61 | 49.49 | g | ||||
1997 | 41.81 | 42.86 | 56.32 | 56.40 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.35 | h | ||||
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.12 | n | 39.52 | 39.52 | k | |
1999 | 43.42 | 41.12 | c | 48.96 | d | 54.59 | m | 66.07 | p | 75.89 | l | 88.64 | q | ----- | z | 78.33 | o | 73.00 | p | 57.76 | m | 45.56 | f | 44.50 | i | |
2000 | 44.97 | 47.72 | d | 49.75 | c | 66.00 | p | 67.21 | q | 83.15 | q | ----- | z | 87.92 | s | 72.56 | l | 59.14 | q | 43.52 | i | 45.11 | c | 46.89 | h | |
2001 | 40.55 | i | 42.25 | 51.27 | i | 55.44 | n | 75.89 | m | 71.20 | o | ----- | z | 89.67 | v | 78.57 | w | 68.84 | l | 49.37 | k | 39.59 | b | 40.92 | j | |
2002 | 41.33 | d | 47.89 | a | 47.05 | k | 61.00 | n | 64.00 | n | 80.00 | o | 95.47 | p | 80.87 | p | 79.64 | h | 62.41 | i | 53.16 | e | 44.96 | c | 46.84 | h |
2003 | 47.03 | a | 43.91 | f | 51.71 | g | 50.00 | k | 65.13 | h | 78.68 | h | 93.31 | o | 88.53 | p | 80.30 | g | 66.54 | e | 42.88 | f | ----- | z | 56.79 | j |
2004 | 42.07 | a | 41.44 | b | 61.16 | l | 62.69 | n | 65.00 | i | 78.06 | n | 88.53 | l | 84.65 | h | 73.73 | d | 62.16 | l | 45.35 | d | 42.57 | a | 49.03 | g |
2005 | 42.07 | b | 46.81 | b | 55.18 | i | 57.53 | k | 62.57 | h | 70.00 | h | 92.00 | r | 89.72 | m | 77.62 | n | 63.82 | i | 47.40 | j | 39.00 | h | 44.44 | j |
2006 | 42.67 | a | 44.50 | h | 45.04 | e | 58.39 | l | 71.80 | k | 81.58 | k | 91.50 | s | 83.00 | n | 78.41 | m | 62.96 | h | 49.92 | d | 41.80 | a | 44.86 | h |
2007 | 43.17 | b | 45.00 | d | 54.35 | e | 58.94 | l | ----- | z | 77.82 | m | 90.60 | f | 89.19 | o | 75.88 | m | 65.40 | k | 53.90 | i | 36.47 | a | 44.75 | h |
2008 | 37.68 | c | 44.04 | a | 49.10 | b | 55.13 | g | 67.20 | p | 69.70 | t | 89.32 | l | 86.81 | o | 78.94 | n | 68.00 | x | 55.09 | g | 40.23 | a | 42.76 | h |
2009 | 44.58 | e | 44.23 | b | 49.53 | l | 59.65 | m | 72.27 | t | 74.94 | l | 89.56 | v | 90.12 | n | 87.86 | w | 61.18 | n | 51.40 | j | 37.08 | e | 41.96 | i |
2010 | 45.57 | j | 45.39 | e | 52.53 | n | 51.87 | o | 59.00 | w | 75.58 | r | 86.67 | s | 87.35 | n | 80.31 | q | ----- | z | 47.74 | g | 42.04 | f | 45.39 | k |
2011 | 40.82 | c | 41.31 | b | 47.00 | c | 53.84 | k | 61.78 | m | 75.56 | l | 87.93 | q | ----- | z | ----- | z | 66.14 | x | 49.77 | d | 44.53 | a | 44.69 | g |
2012 | 48.13 | a | 45.09 | f | 49.79 | c | 61.93 | o | 72.50 | q | 72.04 | e | 90.42 | 93.17 | s | 89.86 | w | 66.50 | g | 52.13 | g | 38.26 | 59.73 | g | ||
2013 | 34.55 | b | 44.21 | 53.70 | a | ----- | z | ----- | z | 77.57 | 93.10 | a | ----- | z | 72.50 | ----- | z | ----- | z | 40.29 | c | 59.42 | e | |||
2014 | 49.03 | b | 46.35 | b | 53.97 | 58.72 | l | 73.27 | p | ----- | z | 90.65 | 86.25 | c | 76.73 | 66.26 | 46.87 | 42.45 | 62.06 | c | ||||||
2015 | 47.77 | 52.19 | a | 59.78 | d | 61.30 | 66.03 | 83.45 | s | 83.40 | u | 86.48 | 75.41 | c | 66.97 | 41.93 | 38.88 | e | 59.67 | b | ||||||
2016 | 41.96 | c | 51.78 | b | 50.77 | 63.60 | 65.55 | 77.83 | 84.58 | 86.71 | 73.45 | a | 60.29 | 52.30 | 36.29 | 62.09 | ||||||||||
2017 | 33.44 | o | 42.96 | d | ----- | z | ----- | z | 66.81 | j | ----- | z | ----- | z | 87.87 | a | 75.17 | 61.68 | 47.53 | 37.33 | m | 63.04 | g | |||
2018 | 45.91 | h | 51.92 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2019 | ----- | z | ----- | z | ----- | z | 63.33 | u | 65.39 | ----- | z | 89.50 | y | 86.24 | f | 70.43 | 57.43 | a | 53.33 | 41.03 | 57.52 | g | ||||
2020 | 43.94 | 50.75 | e | 49.19 | 61.03 | 68.97 | 75.23 | 88.13 | 88.16 | 82.33 | 68.61 | 49.03 | 43.94 | 64.11 | ||||||||||||
2021 | 43.68 | 44.82 | 50.90 | 62.40 | 67.16 | 85.23 | 93.67 | m | ----- | z | ----- | z | 59.45 | 54.03 | 41.74 | 56.60 | c | |||||||||
2022 | 45.29 | 49.32 | 54.77 | 52.18 | b | 62.55 | 75.97 | 91.16 | 91.23 | a | 82.80 | 72.06 | 36.52 | a | 37.84 | 62.64 | ||||||||||
2023 | 40.87 | 45.00 | 42.10 | 57.93 | 68.87 | 75.30 | 91.55 | 84.26 | d | 74.43 | 65.16 | 51.73 | 47.23 | 62.04 | ||||||||||||
2024 | 43.26 | 46.17 | 50.06 | 58.17 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.50 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 42.44 | 46.34 | 51.36 | 58.94 | 68.65 | 78.03 | 88.01 | 86.55 | 77.61 | 65.51 | 49.59 | 41.63 | 62.92 | |||||||||||||
S.D. | 3.53 | 4.38 | 3.89 | 4.89 | 3.86 | 4.36 | 3.89 | 3.81 | 4.15 | 4.53 | 4.52 | 3.60 | 1.56 | |||||||||||||
SKEW | -0.31 | 0.13 | 0.36 | 0.00 | 0.37 | 0.42 | -0.96 | -0.27 | -0.38 | 0.29 | -0.53 | 0.31 | -0.80 | |||||||||||||
MAX | 50.39 | 56.64 | 59.78 | 69.23 | 78.48 | 87.43 | 93.10 | 93.65 | 83.83 | 77.13 | 59.07 | 50.14 | 65.30 | |||||||||||||
MIN | 33.87 | 35.82 | 42.10 | 48.63 | 60.32 | 70.37 | 76.10 | 77.13 | 67.83 | 56.39 | 36.52 | 35.31 | 59.03 | |||||||||||||
YRS | 55 | 56 | 51 | 40 | 42 | 41 | 40 | 40 | 42 | 42 | 46 | 54 | 30 |