YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 23.87 | 23.87 | k | |
1973 | 24.06 | 32.15 | a | 32.90 | 37.80 | 48.87 | 54.37 | 57.13 | 57.48 | 48.77 | 42.06 | 29.67 | 27.19 | 41.04 | ||||||||||||
1974 | 24.61 | 26.11 | 35.13 | 36.30 | 47.29 | 52.77 | 60.94 | 55.77 | 53.67 | 44.42 | 33.17 | 25.16 | 41.28 | |||||||||||||
1975 | 24.81 | 27.68 | 29.71 | 32.07 | 43.87 | 52.33 | 58.77 | a | 53.32 | 55.44 | c | 38.71 | j | 31.23 | 30.87 | 40.01 | a | |||||||||
1976 | 26.84 | 32.24 | 30.67 | d | 36.33 | 46.60 | a | 51.23 | 58.87 | 55.06 | 55.33 | 42.45 | 35.37 | 26.52 | 41.46 | |||||||||||
1977 | 29.55 | 31.36 | 27.39 | 39.60 | 42.35 | 59.03 | 58.32 | 61.13 | 52.13 | 45.35 | 35.30 | 32.45 | 42.83 | |||||||||||||
1978 | 32.77 | 33.54 | 39.26 | 39.70 | 45.55 | 54.20 | 57.39 | 58.61 | 51.07 | 46.90 | 33.60 | 24.48 | 43.09 | |||||||||||||
1979 | 25.87 | 28.71 | 35.48 | 39.63 | 48.52 | 53.00 | 58.87 | 59.00 | b | 54.37 | 44.23 | 29.77 | 28.97 | 42.20 | ||||||||||||
1980 | 32.65 | 34.79 | 32.58 | 39.27 | 45.47 | a | 49.73 | 61.77 | 58.61 | 54.53 | 43.68 | 34.83 | a | 32.87 | 43.40 | |||||||||||
1981 | 30.23 | 32.64 | 36.23 | 43.70 | 50.84 | 60.57 | 59.97 | 59.23 | 55.37 | 42.45 | 36.40 | 30.52 | 44.84 | |||||||||||||
1982 | 26.74 | 30.32 | 35.00 | 39.20 | 49.84 | 54.70 | 60.13 | 60.87 | 53.53 | 42.03 | 31.37 | 29.45 | 42.77 | |||||||||||||
1983 | 31.90 | 34.86 | 36.10 | 37.60 | 46.60 | a | 54.37 | 56.90 | 59.87 | 56.93 | 45.39 | 33.77 | 29.32 | 43.63 | ||||||||||||
1984 | 32.45 | 29.10 | 35.35 | 37.90 | 51.68 | 56.07 | 65.84 | 63.22 | d | ----- | z | 33.36 | t | 32.72 | a | 26.35 | 43.07 | b | ||||||||
1985 | 29.71 | 30.71 | 32.63 | a | 42.30 | 47.00 | 56.27 | 64.48 | 56.26 | 49.03 | a | 43.06 | 31.89 | c | 32.03 | 42.95 | ||||||||||
1986 | 33.26 | 35.25 | 39.77 | 40.40 | 48.71 | 55.80 | 57.90 | 60.39 | 47.90 | 41.68 | 35.70 | 28.61 | 43.78 | |||||||||||||
1987 | 26.94 | 30.14 | 34.00 | 42.55 | a | 50.90 | 56.23 | 55.61 | 58.35 | 53.76 | a | 47.20 | a | 35.73 | 25.39 | 43.07 | ||||||||||
1988 | 26.55 | 32.10 | 34.10 | 41.40 | 46.57 | a | 57.00 | 64.00 | a | 60.90 | 52.83 | 49.68 | 34.03 | a | 26.90 | a | 43.84 | |||||||||
1989 | 25.58 | 28.61 | 38.10 | 46.45 | a | 50.16 | 56.67 | 63.35 | 58.26 | 52.17 | 43.23 | 36.77 | 29.61 | 44.08 | ||||||||||||
1990 | 27.23 | 29.32 | 38.23 | 45.33 | 49.29 | 57.43 | 65.17 | a | 61.03 | 57.73 | 45.23 | 35.70 | 21.06 | 44.40 | ||||||||||||
1991 | 27.35 | 35.00 | 33.73 | a | 39.23 | 46.87 | 55.70 | 62.83 | a | 61.65 | 58.77 | 48.61 | 35.40 | 29.16 | 44.53 | |||||||||||
1992 | 30.03 | 37.24 | 39.58 | 45.40 | 52.87 | 56.07 | 62.03 | 63.58 | 53.80 | 48.68 | 31.43 | 26.74 | 45.62 | |||||||||||||
1993 | 30.90 | b | 33.21 | 39.63 | a | 42.37 | 49.87 | 56.66 | a | 59.00 | 60.13 | 51.73 | 45.32 | 31.73 | 27.10 | 43.97 | ||||||||||
1994 | 29.29 | 29.54 | 41.10 | 43.30 | 50.33 | a | 58.50 | 64.03 | 62.74 | 54.43 | 43.06 | 28.53 | 28.71 | 44.46 | ||||||||||||
1995 | 34.35 | 38.14 | 37.90 | 41.17 | 47.71 | 53.38 | a | 60.97 | 61.06 | 55.40 | 44.77 | 38.97 | 29.90 | 45.31 | ||||||||||||
1996 | 27.52 | 34.03 | 36.10 | 43.67 | 51.06 | 58.13 | 67.19 | 62.94 | 54.03 | 42.81 | 37.73 | 33.00 | 45.68 | |||||||||||||
1997 | 31.39 | 32.36 | 36.42 | 40.47 | 54.13 | 58.50 | 61.23 | 60.77 | 57.30 | 43.23 | 35.53 | 29.13 | 45.04 | |||||||||||||
1998 | 30.16 | 33.25 | 36.00 | a | 38.03 | 43.39 | 51.43 | 62.13 | 62.87 | 56.53 | 41.84 | 33.53 | 27.26 | 43.04 | ||||||||||||
1999 | 29.48 | 30.86 | 34.45 | 38.07 | 49.39 | 54.20 | 62.58 | 59.87 | 55.27 | 45.42 | 35.53 | 29.13 | 43.69 | |||||||||||||
2000 | 30.29 | 33.59 | 36.97 | 43.10 | 51.42 | 58.28 | a | 58.13 | a | 61.04 | e | 54.46 | q | 42.96 | h | 29.30 | 28.45 | 43.06 | b | |||||||
2001 | 28.61 | 30.14 | 36.74 | 38.33 | 50.90 | 55.79 | a | 60.03 | 60.68 | 54.47 | 45.29 | ----- | z | 28.06 | 44.46 | a | ||||||||||
2002 | 24.52 | 27.71 | 30.23 | 41.13 | 45.29 | 54.80 | 64.10 | 58.29 | 52.97 | 41.71 | 34.43 | 25.06 | 41.69 | |||||||||||||
2003 | 32.23 | a | 29.61 | 35.10 | 38.90 | 48.77 | 58.83 | 65.23 | a | ----- | z | 56.28 | a | 48.45 | 31.63 | 26.35 | 42.85 | a | ||||||||
2004 | 26.23 | 29.66 | 40.71 | 41.77 | 49.10 | 56.74 | c | 59.23 | a | 60.77 | a | 52.27 | 44.87 | 33.47 | 29.94 | 43.73 | ||||||||||
2005 | 34.23 | 34.79 | 39.88 | w | 37.77 | 50.26 | 53.53 | 65.19 | 60.93 | a | 51.60 | o | 43.29 | 35.44 | c | 28.60 | a | 44.40 | b | |||||||
2006 | 27.29 | 29.32 | 29.71 | 40.43 | 51.13 | 57.86 | a | 67.90 | 60.55 | 52.20 | 40.77 | 32.67 | 25.94 | 42.98 | ||||||||||||
2007 | 24.71 | 28.52 | a | 38.27 | i | 42.67 | 47.58 | 52.47 | 65.52 | 60.32 | 52.73 | 42.32 | 35.71 | b | 26.27 | a | 43.53 | a | ||||||||
2008 | 24.55 | 29.97 | 33.35 | 37.03 | a | 46.07 | c | 53.10 | 60.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.64 | e | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.75 | 31.57 | 35.30 | 40.29 | 48.51 | 55.44 | 61.48 | 59.87 | 53.84 | 44.36 | 33.77 | 28.07 | 43.51 | |||||||||||||
S.D. | 3.05 | 2.82 | 3.35 | 2.97 | 2.69 | 2.52 | 3.17 | 2.34 | 2.52 | 2.33 | 2.49 | 2.62 | 1.26 | |||||||||||||
SKEW | 0.16 | 0.35 | -0.33 | -0.16 | -0.28 | -0.17 | 0.17 | -0.85 | -0.40 | 0.68 | -0.26 | -0.21 | -0.20 | |||||||||||||
MAX | 34.35 | 38.14 | 41.10 | 46.45 | 54.13 | 60.57 | 67.90 | 63.58 | 58.77 | 49.68 | 38.97 | 33.00 | 45.68 | |||||||||||||
MIN | 24.06 | 26.11 | 27.39 | 32.07 | 42.35 | 49.73 | 55.61 | 53.32 | 47.90 | 40.77 | 28.53 | 21.06 | 41.04 | |||||||||||||
YRS | 36 | 36 | 34 | 36 | 36 | 36 | 36 | 34 | 32 | 32 | 34 | 36 | 28 |