YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | -4.00 | -14.00 | d | -14.00 | ||
1972 | -26.00 | a | -13.00 | 5.00 | 10.00 | 12.00 | 23.00 | 32.00 | 31.00 | 19.00 | -5.00 | -3.00 | -7.00 | -26.00 | ||||||||||||
1973 | -6.00 | a | -4.00 | -5.00 | 0.00 | 11.00 | 26.00 | 28.00 | 32.00 | 19.00 | 12.00 | 1.00 | -4.00 | -6.00 | ||||||||||||
1974 | -14.00 | -10.00 | -3.00 | 0.00 | 9.00 | 21.00 | 34.00 | 32.00 | 24.00 | 6.00 | 2.00 | -17.00 | -17.00 | |||||||||||||
1975 | -8.00 | -19.00 | -9.00 | -9.00 | 9.00 | m | 24.00 | 33.00 | c | 30.00 | d | 24.00 | c | 9.00 | d | -11.00 | g | -5.00 | -19.00 | |||||||
1976 | -19.00 | d | -2.00 | e | -8.00 | b | -3.00 | k | 19.00 | g | 20.00 | d | 34.00 | l | 32.00 | f | 27.00 | e | 11.00 | a | -16.00 | c | 0.00 | -19.00 | ||
1977 | -2.00 | -11.00 | -6.00 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 18.00 | d | 3.00 | a | 5.00 | a | -11.00 | |||
1978 | -2.00 | a | -11.00 | c | 2.00 | c | ----- | z | 15.00 | n | 28.00 | ----- | z | ----- | z | 24.00 | r | 19.00 | a | 4.00 | a | -20.00 | a | -20.00 | ||
1979 | -13.00 | b | -6.00 | e | -5.00 | b | 4.00 | e | 10.00 | l | 16.00 | 31.00 | 27.00 | 31.00 | 15.00 | -5.00 | c | 0.00 | a | -13.00 | ||||||
1980 | -2.00 | d | -5.00 | b | -5.00 | d | -6.00 | s | 28.00 | z | 29.00 | 36.00 | f | 31.00 | 28.00 | ----- | z | 6.00 | m | 1.00 | e | -6.00 | ||||
1981 | 2.00 | f | 0.00 | e | 0.00 | e | 7.00 | o | ----- | z | 31.00 | s | 37.00 | i | 35.00 | j | 30.00 | k | 19.00 | j | 9.00 | d | 2.00 | i | 0.00 | |
1982 | 4.00 | m | 0.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 9999.00 | |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | -8.00 | -3.00 | -8.00 | |||
2011 | -24.00 | -19.00 | a | -2.00 | b | -4.00 | a | 10.00 | b | 20.00 | j | 35.00 | h | 40.00 | i | 30.00 | b | 18.00 | d | -6.00 | e | -15.00 | -24.00 | |||
2012 | 2.00 | -3.00 | b | -1.00 | 14.00 | a | 20.00 | 20.00 | d | 39.00 | i | 39.00 | e | 26.00 | c | 23.00 | u | 0.00 | -5.00 | -5.00 | ||||||
2013 | -16.00 | -10.00 | 1.00 | g | 22.00 | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 14.00 | z | -16.00 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | -10.83 | -8.69 | -3.08 | 2.14 | 12.40 | 23.00 | 31.60 | 31.71 | 25.33 | 11.44 | -1.92 | -6.46 | -16.33 | |||||||||||||
S.D. | 9.25 | 6.06 | 4.10 | 7.93 | 4.39 | 4.21 | 2.30 | 3.64 | 4.30 | 7.60 | 6.56 | 7.73 | 10.02 | |||||||||||||
SKEW | -0.26 | -0.38 | 0.45 | 0.19 | 1.26 | -0.06 | -0.69 | 1.03 | -0.34 | -1.08 | -0.47 | -0.41 | 0.12 | |||||||||||||
MAX | 2.00 | 0.00 | 5.00 | 14.00 | 20.00 | 29.00 | 34.00 | 39.00 | 31.00 | 19.00 | 9.00 | 5.00 | -6.00 | |||||||||||||
MIN | -26.00 | -19.00 | -9.00 | -9.00 | 9.00 | 16.00 | 28.00 | 27.00 | 19.00 | -5.00 | -16.00 | -20.00 | -26.00 | |||||||||||||
NO YRS | 12 | 13 | 12 | 7 | 5 | 9 | 5 | 7 | 9 | 9 | 12 | 13 | 3 |