YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 18.00 | 3.00 | ----- | z | ||
1981 | 24.00 | 7.00 | 24.00 | 25.00 | 28.00 | 42.00 | 40.00 | 49.00 | 32.00 | 30.00 | 21.00 | 5.00 | 5.00 | |||||||||||||
1982 | -8.00 | 5.00 | a | 24.00 | 23.00 | 29.00 | 37.00 | 42.00 | 45.00 | 35.00 | 22.00 | 7.00 | 5.00 | -8.00 | a | |||||||||||
1983 | 15.00 | 18.00 | 27.00 | 27.00 | 35.00 | 44.00 | 43.00 | 52.00 | 31.00 | 22.00 | 19.00 | -8.00 | -8.00 | |||||||||||||
1984 | 2.00 | 21.00 | 25.00 | 28.00 | 34.00 | 36.00 | 45.00 | 41.00 | 30.00 | 12.00 | a | 18.00 | -4.00 | b | -4.00 | c | ||||||||||
1985 | -2.00 | -8.00 | 18.00 | 23.00 | 30.00 | 45.00 | 48.00 | ----- | z | ----- | z | ----- | z | ----- | z | 2.00 | c | ----- | z | |||||||
1986 | 8.00 | -0.00 | 22.00 | a | 29.00 | a | 31.00 | c | 43.00 | a | 46.00 | a | 53.00 | 38.00 | 31.00 | 17.00 | a | 17.00 | a | -0.00 | i | |||||
1987 | 10.00 | 22.00 | 26.00 | 28.00 | 35.00 | 41.00 | a | 49.00 | 46.00 | 39.00 | 28.00 | 23.00 | 10.00 | a | 10.00 | b | ||||||||||
1988 | 3.00 | b | 9.00 | 24.00 | 27.00 | 32.00 | 40.00 | 48.00 | 46.00 | 35.00 | 25.00 | 25.00 | 9.00 | b | 3.00 | d | ||||||||||
1989 | 10.00 | a | 1.00 | a | 9.00 | 27.00 | 39.00 | 48.00 | 45.00 | 48.00 | a | 40.00 | 26.00 | 24.00 | 18.00 | 1.00 | c | |||||||||
1990 | 16.00 | a | 7.00 | a | 22.00 | 32.00 | 37.00 | ----- | z | ----- | z | ----- | z | 45.00 | a | 25.00 | 19.00 | c | -8.00 | c | ----- | z | ||||
1991 | 6.00 | b | 24.00 | 22.00 | 27.00 | 39.00 | ----- | z | 44.00 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2015 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 7.64 | 9.64 | 22.09 | 26.91 | 33.55 | 41.78 | 45.11 | 47.50 | 36.11 | 24.56 | 19.10 | 4.45 | -0.14 | |||||||||||||
S.D. | 8.92 | 10.36 | 4.97 | 2.59 | 3.86 | 3.80 | 3.02 | 3.89 | 4.86 | 5.66 | 5.07 | 8.85 | 6.82 | |||||||||||||
SKEW | 0.06 | -0.02 | -1.79 | 0.10 | 0.08 | -0.05 | -0.31 | -0.09 | 0.41 | -1.13 | -1.26 | 0.04 | 0.10 | |||||||||||||
MAX | 24.00 | 24.00 | 27.00 | 32.00 | 39.00 | 48.00 | 49.00 | 53.00 | 45.00 | 31.00 | 25.00 | 18.00 | 10.00 | |||||||||||||
MIN | -8.00 | -8.00 | 9.00 | 23.00 | 28.00 | 36.00 | 40.00 | 41.00 | 30.00 | 12.00 | 7.00 | -8.00 | -8.00 | |||||||||||||
YRS | 11 | 11 | 11 | 11 | 11 | 9 | 9 | 8 | 9 | 9 | 10 | 11 | 7 |