YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1980 | ----- | z | 46.52 | 50.06 | 64.87 | 66.90 | 76.10 | 86.23 | a | 82.42 | 74.83 | 65.47 | a | 50.23 | 44.42 | 64.37 | a | |||||||||
1981 | 41.19 | 47.25 | 55.13 | 61.97 | 66.52 | 76.60 | 87.39 | 90.10 | 79.10 | 58.84 | 52.47 | 42.58 | 63.26 | |||||||||||||
1982 | 32.71 | 35.96 | a | 50.23 | 56.80 | 67.61 | 77.70 | 82.58 | 87.61 | 73.20 | 60.77 | a | 45.69 | a | 38.03 | a | 59.07 | |||||||||
1983 | 41.93 | a | 46.50 | 52.07 | a | 56.10 | 67.55 | 76.24 | a | 83.35 | 87.32 | 76.17 | 64.35 | 50.57 | 31.83 | b | 61.17 | |||||||||
1984 | 30.39 | 35.00 | 50.10 | 57.77 | 67.10 | 73.60 | 86.45 | b | 87.42 | 74.07 | 58.74 | 45.80 | 32.94 | 58.28 | ||||||||||||
1985 | 28.50 | a | 31.68 | 42.52 | 66.10 | 72.48 | 80.57 | 91.61 | 84.06 | 68.13 | 61.55 | 37.03 | 24.17 | a | 57.37 | |||||||||||
1986 | 37.45 | 47.79 | 59.45 | 59.70 | 70.84 | 86.07 | 83.16 | 89.55 | 68.37 | 64.32 | 49.50 | 39.58 | 62.98 | |||||||||||||
1987 | 33.39 | 45.79 | 53.10 | ----- | z | 74.97 | 83.20 | 84.97 | 85.84 | 81.83 | 71.42 | 50.47 | 39.06 | 64.00 | a | |||||||||||
1988 | 35.27 | a | 47.93 | 52.23 | ----- | z | 70.19 | 85.60 | 91.19 | 87.48 | 74.73 | 73.77 | 47.59 | a | 33.81 | 63.62 | a | |||||||||
1989 | 33.47 | a | 33.82 | 51.52 | 64.73 | 69.39 | 80.47 | 90.87 | 83.00 | 78.03 | 62.03 | 50.93 | 41.39 | 61.64 | ||||||||||||
1990 | 40.06 | 41.54 | 56.06 | 67.10 | 67.42 | 78.77 | 89.81 | 86.00 | 84.17 | 64.71 | 52.00 | 29.13 | 63.06 | |||||||||||||
1991 | 34.77 | 53.71 | 51.77 | 58.27 | 65.53 | a | 76.20 | 89.87 | 90.26 | 78.13 | 65.90 | a | 44.18 | b | 40.93 | b | 62.46 | |||||||||
1992 | 42.77 | a | 54.66 | 61.39 | 66.80 | 78.60 | a | 81.37 | 84.53 | a | 88.33 | a | 76.92 | d | 68.70 | a | 42.21 | b | 34.63 | a | 65.08 | |||||
1993 | 28.87 | a | 32.96 | b | 48.07 | b | 57.89 | c | 74.97 | 73.27 | 77.48 | 81.03 | 76.37 | 65.26 | 45.77 | 40.00 | 58.49 | |||||||||
1994 | 44.03 | 41.07 | 58.13 | 61.75 | f | 73.26 | 81.40 | 90.55 | 89.45 | 80.57 | 61.16 | 39.63 | 35.42 | 63.15 | a | |||||||||||
1995 | 41.42 | 52.14 | 52.06 | 59.50 | 65.65 | 73.47 | 86.52 | 86.68 | 79.00 | 64.29 | 53.87 | 41.90 | 63.04 | |||||||||||||
1996 | 39.94 | 41.62 | 53.77 | 60.32 | b | 66.16 | 80.59 | a | 91.06 | 87.13 | 74.37 | 64.00 | 51.30 | 40.90 | 62.60 | |||||||||||
1997 | 39.40 | a | 42.64 | 54.33 | a | 55.43 | b | 73.17 | a | 74.00 | 84.00 | 88.06 | 77.67 | 63.58 | 47.28 | l | 37.71 | 62.73 | a | |||||||
1998 | 45.23 | 46.18 | 51.03 | 59.20 | 65.97 | 73.47 | 93.00 | 90.00 | 80.33 | 62.84 | 50.57 | 38.67 | a | 63.04 | ||||||||||||
1999 | 41.83 | b | 43.50 | b | 52.72 | b | 56.07 | b | 66.23 | a | 77.14 | b | 89.23 | a | 89.42 | 76.90 | 69.23 | 59.34 | a | 38.65 | 63.36 | |||||
2000 | 39.40 | a | 48.61 | a | 53.74 | 66.73 | 73.27 | a | 81.80 | 90.71 | 89.97 | 76.17 | 64.87 | 40.13 | ----- | z | 65.95 | a | ||||||||
2001 | 32.14 | x | ----- | z | 57.55 | b | 59.97 | a | 76.81 | e | 75.33 | l | 89.00 | c | 93.32 | 82.93 | 66.87 | 54.83 | 34.83 | a | 68.46 | c | ||||
2002 | 34.96 | c | 37.96 | a | 49.39 | 63.00 | 71.87 | 83.67 | 94.43 | a | 85.97 | a | 78.37 | 61.93 | a | 51.48 | c | 45.68 | c | 63.23 | ||||||
2003 | 49.94 | m | 45.48 | g | 57.64 | f | 61.05 | j | 72.26 | h | 85.44 | e | 98.43 | c | 93.27 | e | 82.57 | g | 74.14 | i | 47.55 | a | 45.07 | d | 73.95 | g |
2004 | 35.48 | f | 38.08 | c | 60.78 | d | 66.91 | g | 70.70 | d | 85.04 | c | 92.44 | d | 87.68 | f | 78.52 | e | 65.46 | e | 48.14 | a | 43.30 | a | 64.72 | c |
2005 | 39.79 | b | 45.42 | b | 52.65 | 55.73 | 70.32 | ----- | z | 94.32 | 90.16 | 77.60 | 66.68 | 48.40 | 35.81 | d | 61.54 | a | ||||||||
2006 | 42.52 | 43.29 | 50.39 | 60.00 | 71.61 | 81.40 | 92.29 | 86.87 | ----- | z | ----- | z | ----- | z | 38.75 | k | 66.05 | d | ||||||||
2007 | 37.67 | a | 49.15 | a | 61.36 | c | 65.35 | d | 80.46 | e | 86.57 | b | 97.33 | d | 92.19 | d | 79.96 | d | 64.00 | h | 52.52 | a | 37.28 | b | 67.26 | a |
2008 | 34.00 | a | 42.32 | a | 50.37 | d | 60.76 | e | 72.77 | a | 82.39 | b | 94.00 | e | 91.68 | f | 80.04 | b | 66.12 | e | 54.60 | 37.60 | a | 61.36 | a | |
2009 | 37.86 | b | 43.19 | b | 51.96 | d | 60.96 | d | 75.50 | c | 77.54 | d | 93.28 | b | 88.12 | f | 86.00 | f | 58.89 | c | 52.48 | c | 33.71 | 58.54 | b | |
2010 | 41.30 | a | 43.79 | 55.33 | a | 60.50 | b | 64.59 | d | 79.21 | f | 90.59 | b | 88.76 | b | 81.63 | 68.03 | 46.77 | 40.97 | 62.02 | a | |||||
2011 | 38.26 | 42.32 | 52.06 | 55.27 | 66.74 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.93 | g | |||||
2012 | ----- | z | ----- | z | ----- | z | 86.20 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.80 | 43.41 | 53.27 | 60.63 | 70.49 | 79.63 | 89.38 | 87.92 | 77.43 | 64.64 | 48.83 | 37.93 | 61.76 | |||||||||||||
S.D. | 4.53 | 5.87 | 4.11 | 3.79 | 4.19 | 4.24 | 4.64 | 2.99 | 3.74 | 3.60 | 4.95 | 4.87 | 2.24 | |||||||||||||
SKEW | -0.47 | -0.20 | 0.17 | 0.32 | 0.55 | 0.01 | -0.38 | -0.34 | -0.72 | 0.44 | -0.49 | -0.73 | -0.76 | |||||||||||||
MAX | 45.23 | 54.66 | 61.39 | 67.10 | 80.46 | 86.57 | 98.43 | 93.32 | 84.17 | 73.77 | 59.34 | 45.68 | 65.08 | |||||||||||||
MIN | 28.50 | 31.68 | 42.52 | 55.27 | 64.59 | 73.27 | 77.48 | 81.03 | 68.13 | 58.74 | 37.03 | 24.17 | 57.37 | |||||||||||||
YRS | 28 | 30 | 31 | 27 | 31 | 28 | 31 | 28 | 28 | 28 | 29 | 29 | 16 |