YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | 40.60 | s | 50.86 | b | 66.57 | 69.45 | 72.83 | 86.87 | 84.32 | 80.63 | 70.65 | 43.37 | 39.32 | 66.49 | b | |||||||||
1953 | 50.37 | a | 49.21 | 53.79 | b | 56.93 | 63.29 | 67.10 | 84.61 | 80.19 | 79.57 | 64.06 | 53.87 | 46.39 | 62.45 | |||||||||||
1954 | 41.71 | 51.43 | 51.74 | 61.93 | 70.23 | 70.93 | 83.03 | 76.32 | 71.63 | 60.84 | 55.10 | 43.53 | a | 61.54 | ||||||||||||
1955 | 42.30 | a | 46.71 | 50.55 | 54.18 | b | 65.58 | 76.87 | 79.10 | a | 85.70 | a | 75.34 | a | 64.03 | 47.80 | 42.23 | 60.87 | ||||||||
1956 | 42.06 | 40.45 | 55.86 | b | 67.83 | 71.26 | 74.21 | a | 86.90 | 82.84 | 78.07 | 60.73 | a | 47.90 | 47.80 | a | 62.99 | |||||||||
1957 | 29.82 | c | 48.00 | 50.00 | 61.23 | 70.00 | 77.90 | 82.57 | a | 79.35 | 80.20 | 57.67 | a | 50.90 | 48.45 | 61.34 | ||||||||||
1958 | 45.86 | b | 52.71 | 50.39 | 58.33 | 75.05 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.82 | h | |||
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 82.53 | 83.71 | 85.65 | 81.87 | 65.74 | 50.79 | b | 45.60 | a | 70.84 | e | |||||
1975 | 44.86 | b | 43.11 | 48.00 | 52.83 | 67.06 | 73.37 | 86.29 | 79.55 | 79.13 | 60.48 | 50.00 | 45.26 | 60.83 | ||||||||||||
1976 | 45.26 | 45.76 | 49.90 | 54.90 | 68.39 | 71.67 | 83.00 | 76.65 | 77.63 | 66.67 | a | 50.03 | 45.29 | 61.26 | ||||||||||||
1977 | 36.87 | 49.36 | 51.03 | 65.97 | 61.03 | 80.27 | 82.65 | 87.84 | 70.73 | 62.52 | 48.57 | 41.39 | 61.52 | |||||||||||||
1978 | 39.13 | 46.64 | 56.26 | 56.27 | 63.13 | 75.97 | 83.61 | 80.45 | 69.30 | 67.52 | 42.13 | 40.81 | 60.10 | |||||||||||||
1979 | 24.33 | a | 42.43 | 55.58 | 56.13 | 69.52 | 77.40 | 84.42 | 80.19 | 79.17 | 63.19 | 42.20 | 47.84 | 60.20 | ||||||||||||
1980 | 36.94 | 42.59 | 50.29 | 60.60 | 66.48 | 69.27 | 84.23 | 80.35 | 75.72 | a | 63.39 | 50.10 | 46.52 | 60.54 | ||||||||||||
1981 | 38.94 | 45.36 | 52.84 | 58.77 | 64.61 | 71.43 | 80.58 | 87.74 | 75.53 | 60.35 | 51.87 | 42.87 | 60.91 | |||||||||||||
1982 | 39.06 | 43.52 | a | 51.48 | 56.13 | 66.35 | 75.80 | 80.45 | 82.52 | 70.17 | 58.77 | a | 43.67 | 40.16 | 59.01 | |||||||||||
1983 | 45.23 | 46.96 | 53.23 | 56.67 | 68.94 | 71.70 | 75.71 | 83.97 | 71.70 | 63.06 | 50.80 | 29.29 | 59.77 | |||||||||||||
1984 | 41.97 | 46.45 | 54.00 | 54.20 | 63.71 | 70.47 | 85.10 | 84.26 | 71.93 | 57.29 | 46.61 | b | 38.42 | 59.53 | ||||||||||||
1985 | 34.16 | 44.46 | 51.94 | 65.17 | 70.19 | 79.23 | 91.71 | 81.84 | 67.55 | a | 61.65 | 36.43 | 27.97 | 59.36 | ||||||||||||
1986 | 42.03 | 44.21 | 57.06 | 58.57 | 69.10 | 83.47 | 79.65 | 89.52 | 67.70 | 64.58 | 48.20 | 37.84 | 61.83 | |||||||||||||
1987 | 38.87 | 45.43 | 53.16 | 68.87 | 73.00 | a | 81.90 | 81.30 | a | 85.13 | 80.70 | 69.16 | 49.50 | 38.55 | 63.80 | |||||||||||
1988 | 38.35 | 50.93 | a | 55.13 | 63.03 | 67.35 | 75.33 | 86.32 | 85.87 | 77.30 | 71.23 | 49.63 | 42.29 | 63.56 | ||||||||||||
1989 | 44.84 | 34.68 | 52.13 | a | 64.87 | 66.81 | 78.80 | 83.94 | 80.58 | 76.67 | 61.39 | 54.20 | 42.42 | 61.78 | ||||||||||||
1990 | 44.65 | 46.50 | 56.19 | 67.67 | 66.23 | 75.90 | 88.13 | 84.23 | 82.50 | 61.61 | 53.24 | a | 36.48 | b | 63.61 | |||||||||||
1991 | 42.35 | 53.79 | 51.52 | 59.53 | 64.00 | 72.53 | 87.23 | 88.97 | 81.37 | 65.58 | 49.30 | 42.10 | 63.19 | |||||||||||||
1992 | 45.03 | 50.52 | 59.13 | 63.43 | 76.90 | 83.67 | 84.19 | 87.81 | 74.47 | 65.35 | 48.53 | 37.03 | a | 64.67 | ||||||||||||
1993 | 29.94 | 35.39 | 51.26 | 58.10 | 72.71 | 72.93 | 75.10 | 81.03 | 79.20 | 65.45 | 44.34 | a | 40.55 | 58.83 | ||||||||||||
1994 | 48.35 | 44.37 | a | 57.81 | 63.20 | 71.13 | 76.00 | 90.71 | 86.10 | 80.50 | 61.71 | 45.20 | 44.52 | 64.13 | ||||||||||||
1995 | 39.71 | 51.39 | 52.50 | a | 57.90 | 69.19 | 73.40 | 83.42 | 81.35 | 79.17 | 61.37 | a | 53.87 | 40.29 | 61.96 | |||||||||||
1996 | 44.39 | 41.79 | 53.10 | 61.10 | 65.74 | 77.40 | 89.19 | 87.55 | 73.23 | 62.19 | 49.93 | 43.10 | 62.39 | |||||||||||||
1997 | 42.26 | 45.46 | 55.77 | 58.87 | 74.32 | 74.90 | 83.90 | 87.00 | 75.83 | 62.06 | 50.30 | 41.90 | a | 62.72 | ||||||||||||
1998 | 45.00 | 47.29 | 54.74 | 59.80 | 64.19 | 76.67 | 90.42 | 88.42 | 81.77 | 60.84 | 49.10 | 41.94 | 63.35 | |||||||||||||
1999 | 46.81 | 47.70 | a | 51.06 | 57.40 | 65.61 | 74.03 | 84.48 | 85.81 | 77.13 | 64.58 | 54.63 | 43.13 | 62.70 | ||||||||||||
2000 | 37.87 | 43.93 | 53.42 | 64.50 | 67.73 | a | 79.03 | 84.71 | 86.13 | 74.63 | 60.06 | 41.37 | 38.84 | 61.02 | ||||||||||||
2001 | 40.10 | a | 43.07 | 55.77 | 57.40 | 74.32 | 74.90 | 84.39 | 88.19 | 79.97 | 63.74 | 49.83 | 39.94 | 62.64 | ||||||||||||
2002 | 41.71 | 50.04 | 50.45 | 61.97 | 67.26 | 79.90 | 89.13 | 84.06 | 77.90 | 61.06 | 51.20 | 42.00 | a | 63.06 | ||||||||||||
2003 | 44.74 | 47.74 | a | 55.97 | 58.40 | 67.61 | 80.60 | 91.71 | 86.35 | 80.17 | 67.06 | 44.70 | 41.65 | 63.89 | ||||||||||||
2004 | 34.48 | 45.62 | 59.16 | 64.03 | 68.19 | 78.20 | 88.10 | 86.29 | 73.70 | 63.87 | 50.10 | 45.43 | a | 63.10 | ||||||||||||
2005 | 41.68 | 47.25 | 57.13 | 59.57 | 69.45 | 73.47 | 89.35 | 88.81 | 75.13 | 64.19 | e | 45.43 | 34.87 | 62.19 | ||||||||||||
2006 | 47.45 | 45.04 | b | 50.45 | b | 60.90 | 71.42 | 78.63 | 91.19 | 86.06 | 78.37 | 64.35 | 51.18 | b | 40.94 | 63.83 | ||||||||||
2007 | 38.19 | 46.43 | 59.97 | 60.43 | 72.23 | 77.90 | 90.42 | 84.87 | 75.63 | 59.48 | 48.33 | 43.78 | d | 63.14 | ||||||||||||
2008 | 40.74 | 49.00 | 52.77 | 59.03 | 67.90 | a | 75.83 | 87.39 | 85.13 | 77.72 | a | 63.00 | 54.40 | j | 41.95 | k | 65.85 | b | ||||||||
2009 | 41.36 | c | 43.58 | p | 49.32 | i | 60.77 | h | 65.65 | k | 78.08 | d | 89.88 | w | ----- | z | ----- | z | 59.60 | p | 51.36 | e | 37.57 | a | 52.09 | h |
2010 | 46.16 | 48.93 | a | 56.41 | d | 57.00 | c | 62.70 | a | 71.30 | c | 85.55 | 82.48 | d | 74.24 | a | 63.40 | a | 47.67 | 39.67 | a | 61.29 | ||||
2011 | 46.35 | e | 44.04 | d | 51.80 | f | 54.72 | e | 63.15 | e | 73.37 | c | 81.23 | e | 89.21 | g | 83.42 | d | 64.71 | j | 52.27 | h | 45.95 | k | 63.76 | e |
2012 | 44.82 | n | 47.50 | o | 54.12 | o | 66.83 | r | 70.14 | j | 71.35 | m | 87.00 | e | 89.79 | l | 80.87 | g | 62.60 | f | 50.72 | e | 41.09 | h | 68.86 | j |
2013 | 37.43 | j | 49.33 | j | 54.28 | f | 63.69 | n | 69.36 | f | 79.14 | i | 92.92 | f | 87.56 | o | 84.73 | s | 63.28 | m | 48.13 | g | 38.11 | m | ----- | z |
2014 | 45.93 | q | 32.20 | w | 60.17 | y | 60.17 | x | 73.62 | r | 76.65 | j | 91.28 | m | 88.93 | q | 78.92 | r | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 41.22 | 46.09 | 53.57 | 60.11 | 68.04 | 75.84 | 85.06 | 84.23 | 76.61 | 63.24 | 48.70 | 41.33 | 61.92 | |||||||||||||
S.D. | 5.19 | 3.94 | 2.92 | 4.04 | 3.54 | 3.83 | 3.93 | 3.37 | 4.05 | 3.10 | 3.94 | 4.29 | 1.53 | |||||||||||||
SKEW | -1.09 | -0.70 | 0.37 | 0.38 | 0.27 | 0.07 | -0.35 | -0.51 | -0.51 | 0.56 | -0.85 | -1.01 | -0.29 | |||||||||||||
MAX | 50.37 | 53.79 | 59.97 | 68.87 | 76.90 | 83.67 | 91.71 | 89.52 | 83.42 | 71.23 | 55.10 | 48.45 | 64.67 | |||||||||||||
MIN | 24.33 | 34.68 | 48.00 | 52.83 | 61.03 | 67.10 | 75.10 | 76.32 | 67.55 | 57.29 | 36.43 | 27.97 | 58.83 | |||||||||||||
YRS | 43 | 42 | 42 | 43 | 42 | 44 | 44 | 42 | 43 | 42 | 43 | 42 | 39 |