YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1991 | ----- | z | 39.48 | a | 32.26 | d | ----- | z | 43.33 | d | 57.13 | ----- | z | 64.61 | 58.77 | 47.87 | a | 35.00 | c | 30.90 | a | 45.48 | c | |||
1992 | 32.10 | b | 31.79 | 36.83 | a | 49.69 | a | 49.97 | 59.63 | 64.80 | a | 63.71 | 59.80 | 46.35 | 28.62 | d | 24.24 | b | 45.63 | |||||||
1993 | 28.29 | c | 28.93 | a | 42.48 | 44.43 | 53.19 | 59.55 | a | 66.03 | 66.52 | 59.30 | 43.03 | 32.93 | c | 29.50 | c | 46.18 | ||||||||
1994 | 30.29 | c | 29.19 | a | 40.68 | 42.72 | a | 50.90 | 67.60 | 72.16 | 69.23 | 58.57 | 43.10 | a | 30.58 | f | 28.61 | c | 48.46 | a | ||||||
1995 | 27.17 | b | 37.43 | 35.77 | a | 42.24 | a | 44.94 | 54.69 | a | 67.19 | 69.58 | 60.87 | 50.73 | a | 43.68 | b | 28.57 | c | 46.90 | ||||||
1996 | 31.08 | f | 35.65 | c | 38.47 | a | 44.36 | b | 55.52 | b | 69.68 | b | 71.31 | b | 69.40 | a | 57.50 | f | 44.38 | g | 36.42 | f | 29.20 | f | 54.91 | e |
1997 | 27.36 | f | 29.05 | g | 43.78 | d | 41.64 | e | 54.86 | c | 64.23 | d | 69.07 | a | 68.07 | c | 56.85 | d | 47.65 | e | 35.12 | f | 26.96 | f | 55.77 | d |
1998 | 29.69 | e | 26.65 | b | 38.18 | i | 39.58 | f | 51.96 | d | 61.24 | e | 70.33 | d | 68.79 | b | 58.30 | 46.04 | e | 36.62 | f | 32.00 | g | 51.63 | d | |
1999 | 30.74 | d | 35.40 | c | 41.59 | b | 38.27 | d | 52.81 | e | 63.81 | d | 67.82 | c | 66.13 | a | 60.04 | c | 56.69 | b | 46.73 | d | 31.67 | g | 50.91 | a |
2000 | 31.56 | d | 34.16 | d | 37.44 | f | 50.89 | c | 58.77 | e | 71.00 | d | 74.00 | c | 69.43 | c | 64.19 | c | 47.32 | c | 30.85 | d | 33.30 | d | 51.40 | a |
2001 | 28.78 | h | 31.09 | e | 40.42 | e | 45.64 | e | 58.08 | e | 69.00 | d | 70.58 | g | 71.12 | e | 66.84 | e | 54.41 | d | 38.60 | e | 27.22 | h | 52.80 | c |
2002 | 31.35 | h | 35.35 | e | 35.92 | f | 49.77 | d | 60.64 | f | 75.00 | f | 73.88 | e | 72.07 | b | 58.91 | g | 44.70 | d | 38.78 | g | 27.54 | g | 55.15 | g |
2003 | 38.07 | c | 30.16 | c | 34.34 | b | 41.88 | f | 57.59 | b | 70.30 | g | 74.29 | c | 71.36 | c | 63.76 | e | 55.64 | f | 33.57 | g | 29.50 | g | 52.80 | e |
2004 | 28.67 | g | 24.87 | f | 41.15 | d | 43.75 | f | 58.67 | g | 65.77 | d | 71.96 | e | 68.52 | d | 61.68 | h | 44.72 | f | 32.88 | d | 29.52 | d | 51.63 | f |
2005 | 30.68 | f | 30.63 | a | 35.57 | c | 43.43 | g | 55.11 | d | 64.04 | e | 74.22 | d | 66.04 | f | 60.30 | g | 46.91 | i | 38.92 | f | 32.50 | g | 51.91 | g |
2006 | 31.65 | k | 32.67 | d | 32.33 | d | 46.56 | c | 59.46 | e | 72.23 | 73.90 | 72.35 | 62.74 | c | 52.84 | l | 40.63 | c | 33.26 | 52.61 | b | ||||
2007 | 30.66 | b | 35.33 | a | 44.23 | 49.00 | n | ----- | z | 84.17 | x | 79.64 | i | 75.05 | k | 66.59 | m | 60.44 | v | 50.29 | p | 27.25 | o | 36.74 | i | |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 76.42 | g | 76.16 | 65.27 | d | ----- | z | 42.23 | h | 29.84 | 57.09 | i | ||
2009 | 34.96 | f | 33.52 | g | 38.77 | i | 41.25 | r | 65.38 | r | 65.15 | j | 76.67 | m | 75.20 | k | 62.25 | v | 44.11 | m | 43.46 | f | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.95 | 32.93 | 38.56 | 45.11 | 53.32 | 64.26 | 70.78 | 69.19 | 61.18 | 47.99 | 36.66 | 29.75 | 46.24 | |||||||||||||
S.D. | 3.08 | 3.56 | 4.06 | 3.90 | 4.87 | 5.33 | 3.29 | 3.11 | 3.07 | 4.37 | 6.12 | 2.72 | 0.64 | |||||||||||||
SKEW | 1.30 | 0.06 | -0.21 | -0.01 | -0.72 | -0.18 | -0.49 | 0.23 | 0.45 | 0.83 | 0.35 | -0.53 | 0.16 | |||||||||||||
MAX | 38.07 | 39.48 | 44.23 | 50.89 | 59.46 | 72.23 | 74.29 | 76.16 | 66.84 | 56.69 | 46.73 | 33.30 | 46.90 | |||||||||||||
MIN | 27.17 | 26.65 | 32.26 | 38.27 | 43.33 | 54.69 | 64.80 | 63.71 | 56.85 | 43.03 | 28.62 | 24.24 | 45.63 | |||||||||||||
YRS | 9 | 15 | 14 | 11 | 14 | 14 | 14 | 16 | 13 | 11 | 9 | 9 | 3 |