YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1969 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | 0.78 | 0.00 | 2.82 | 2.75 | 1.18 | 0.00 | 1.01 | 0.86 | 9.40 | ||||||||||
1970 | 0.00 | 0.49 | 2.13 | 0.20 | 0.09 | 1.30 | 1.50 | 1.31 | 2.33 | 0.69 | 0.00 | 0.52 | 10.56 | |||||||||||||
1971 | 0.22 | 0.53 | 0.00 | 0.24 | 0.00 | 0.34 | 1.81 | 5.11 | 1.74 | 1.36 | 0.67 | 1.46 | 13.48 | |||||||||||||
1972 | 0.14 | 0.00 | 0.03 | 0.00 | 0.26 | 2.46 | 2.59 | 1.97 | 1.37 | 3.86 | 0.90 | 0.76 | 14.34 | |||||||||||||
1973 | 0.32 | x | 2.09 | 2.28 | 0.02 | 1.12 | 0.80 | 1.22 | 0.78 | 0.02 | 0.00 | 0.49 | 0.00 | 8.82 | ||||||||||||
1974 | 1.27 | 0.00 | 0.67 | 0.04 | 0.00 | 0.03 | 5.66 | 2.53 | 2.51 | 2.21 | 0.27 | 0.20 | 15.39 | |||||||||||||
1975 | 0.91 | 0.00 | z | 1.18 | 0.27 | 0.00 | 0.00 | 1.90 | 0.39 | 2.35 | 0.26 | 0.62 | 0.70 | 8.58 | ||||||||||||
1976 | 0.14 | 1.41 | 0.40 | 0.73 | 0.52 | 0.06 | 2.58 | 0.41 | 1.97 | 0.35 | 0.28 | 0.07 | 8.92 | |||||||||||||
1977 | 2.60 | 0.00 | 0.33 | 0.22 | 0.00 | 0.77 | 1.69 | 1.91 | 0.32 | u | 1.63 | 0.32 | 1.82 | 11.29 | ||||||||||||
1978 | 0.00 | z | 0.00 | z | 0.95 | 0.03 | 1.00 | 0.05 | 1.69 | 1.30 | 0.22 | 2.93 | 1.94 | 2.97 | 13.08 | |||||||||||
1979 | 3.27 | 0.66 | 0.74 | 0.12 | 0.73 | 0.33 | 1.02 | 2.58 | 0.78 | 0.07 | 0.22 | 0.52 | 11.04 | |||||||||||||
1980 | 1.01 | 3.20 | 0.97 | 0.20 | 0.00 | 1.28 | 2.79 | 2.07 | 1.25 | 0.28 | 0.00 | 0.26 | 13.31 | |||||||||||||
1981 | 0.50 | 1.71 | 1.80 | 0.14 | 0.72 | 0.58 | 5.58 | 0.44 | 0.60 | 0.85 | 0.51 | 0.00 | 13.43 | |||||||||||||
1982 | 2.50 | 0.53 | 1.08 | 0.01 | 1.10 | 0.00 | 0.77 | 3.48 | 2.22 | 0.00 | 1.18 | 2.63 | 15.50 | |||||||||||||
1983 | 1.66 | 1.52 | 2.99 | 0.20 | 0.13 | 0.00 | 2.15 | 2.42 | 5.55 | 4.88 | 1.73 | 1.35 | 24.58 | |||||||||||||
1984 | 1.30 | 0.00 | 0.00 | 0.93 | 0.00 | 0.10 | 3.04 | 3.67 | 2.49 | 0.80 | 0.93 | 3.32 | 16.58 | |||||||||||||
1985 | 1.53 | 1.69 | 0.39 | 0.87 | 0.00 | 0.32 | 1.23 | 2.91 | 2.16 | 2.67 | 1.15 | 0.12 | 15.04 | |||||||||||||
1986 | 0.01 | 1.62 | 2.09 | 0.01 | 0.35 | 0.33 | 1.60 | 7.88 | 0.93 | 1.36 | 1.03 | 1.42 | 18.63 | |||||||||||||
1987 | 0.53 | 2.00 | 0.48 | 1.41 | 0.56 | 0.44 | 1.43 | 4.53 | 1.17 | 0.54 | 0.22 | 1.83 | 15.14 | |||||||||||||
1988 | 1.07 | 0.77 | 0.08 | 1.01 | 0.00 | 0.18 | 2.45 | 2.78 | 0.22 | 2.55 | 0.52 | 0.03 | 11.66 | |||||||||||||
1989 | 1.53 | 0.09 | 0.59 | 0.00 | 0.29 | 0.00 | 2.31 | 1.67 | 0.48 | 2.28 | 0.06 | 0.10 | 9.40 | |||||||||||||
1990 | 0.55 | 0.86 | 1.23 | 0.16 | 0.00 | 0.37 | 4.32 | 3.36 | 1.42 | 0.30 | 0.49 | 2.20 | 15.26 | |||||||||||||
1991 | 0.93 | 1.98 | 2.10 | 0.00 | 0.00 | 0.21 | 0.89 | 2.98 | 0.29 | 0.35 | 0.61 | 2.68 | 13.02 | |||||||||||||
1992 | 0.96 | 1.89 | 2.02 | 0.31 | 1.78 | 0.26 | 1.71 | 8.56 | 0.12 | 0.48 | 0.08 | 3.59 | 21.76 | |||||||||||||
1993 | 6.63 | 1.62 | 0.58 | 0.00 | 0.48 | 0.00 | 0.77 | 2.08 | 0.99 | 1.58 | 0.65 | 0.23 | 15.61 | |||||||||||||
1994 | 0.21 | 0.83 | 1.20 | 0.13 | 0.88 | 0.43 | 1.00 | 2.82 | 1.31 | 0.62 | 2.34 | 4.37 | 16.14 | |||||||||||||
1995 | 2.85 | 1.59 | 0.45 | 0.36 | 0.14 | 0.00 | 0.98 | 2.86 | 2.48 | 0.14 | 0.99 | 0.31 | 13.15 | |||||||||||||
1996 | 0.16 | 1.38 | 0.18 | 0.03 | 0.00 | 0.53 | 1.55 | 1.93 | 2.21 | 1.38 | 0.39 | 0.00 | 9.74 | |||||||||||||
1997 | 1.61 | 1.29 | 0.50 | 0.37 | 0.49 | 0.05 | 0.69 | 2.24 | 2.15 | 0.82 | 0.73 | 2.65 | 13.59 | |||||||||||||
1998 | 0.31 | 4.56 | 1.16 | 0.33 | 0.00 | 0.34 | 4.23 | 2.70 | 0.69 | 0.29 | 0.74 | 0.60 | 15.95 | |||||||||||||
1999 | 0.16 | 0.00 | 0.21 | 1.12 | 0.00 | 0.04 | 9.02 | 2.75 | 1.45 | 0.00 | 0.00 | 0.00 | 14.75 | |||||||||||||
2000 | 0.15 | 0.16 | 0.63 | 0.00 | 0.00 | 2.35 | 1.80 | 2.64 | 0.21 | 5.09 | 2.01 | 0.00 | 15.04 | |||||||||||||
2001 | 1.70 | 0.89 | 0.47 | 0.92 | 0.41 | 0.76 | 2.93 | 3.16 | 0.54 | 0.31 | 0.14 | 0.76 | 12.99 | |||||||||||||
2002 | 0.14 | 0.12 | 0.06 | 0.00 | 0.00 | 0.00 | 2.22 | 1.75 | 1.50 | 0.11 | 0.20 | 2.14 | b | 8.24 | ||||||||||||
2003 | 0.10 | 0.17 | 1.56 | 0.30 | 0.20 | 0.00 | 2.40 | 0.50 | 0.80 | 0.60 | 1.70 | e | 0.00 | z | 8.33 | |||||||||||
2004 | 0.85 | 1.15 | 1.75 | c | 1.41 | 0.00 | 0.36 | 2.71 | 2.62 | 1.55 | 0.31 | 0.19 | 0.97 | 13.87 | ||||||||||||
2005 | 2.40 | 1.92 | 0.13 | 0.11 | 0.50 | 0.00 | z | 3.87 | d | 2.29 | 2.07 | 0.04 | 0.00 | z | 0.00 | z | 13.33 | |||||||||
2006 | 0.09 | 0.00 | 0.42 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.54 | 1.05 | |||||
2007 | 1.06 | 0.18 | 1.16 | 0.20 | 0.00 | 0.00 | z | 2.42 | 2.30 | 0.69 | 0.00 | z | 0.00 | z | 0.97 | 8.98 | ||||||||||
2008 | 0.71 | 1.00 | 0.00 | z | 0.02 | 0.65 | 0.17 | 4.49 | 1.45 | 0.38 | 0.28 | 1.59 | 0.82 | 11.56 | ||||||||||||
2009 | 0.56 | 0.00 | z | 0.00 | z | 0.23 | 0.50 | 0.00 | z | 2.72 | 0.00 | z | 1.04 | 0.03 | 0.21 | 0.64 | 5.93 | |||||||||
2010 | 2.45 | 2.16 | 0.49 | 0.30 | 0.01 | 0.03 | 3.13 | 4.00 | 0.27 | 0.38 | 0.00 | 0.86 | 14.08 | |||||||||||||
2011 | 0.00 | 0.29 | 0.03 | 0.07 | 0.00 | 0.11 | 3.68 | 1.90 | 2.73 | 0.03 | 0.28 | 1.46 | 10.58 | |||||||||||||
2012 | 0.26 | 0.26 | 0.19 | 0.00 | z | 0.15 | 0.00 | 0.00 | 1.06 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1.92 | ||||||||
2013 | 0.00 | z | 0.36 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.36 | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.10 | 1.05 | 0.87 | 0.31 | 0.32 | 0.38 | 2.45 | 2.59 | 1.38 | 1.04 | 0.68 | 1.14 | 14.09 | |||||||||||||
S.D. | 1.25 | 0.98 | 0.76 | 0.39 | 0.41 | 0.57 | 1.63 | 1.65 | 1.04 | 1.30 | 0.62 | 1.13 | 3.41 | |||||||||||||
SKEW | 2.33 | 1.28 | 0.90 | 1.55 | 1.45 | 2.39 | 1.78 | 1.81 | 1.51 | 1.70 | 1.04 | 1.08 | 0.90 | |||||||||||||
MAX | 6.63 | 4.56 | 2.99 | 1.41 | 1.78 | 2.46 | 9.02 | 8.56 | 5.55 | 5.09 | 2.34 | 4.37 | 24.58 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.39 | 0.02 | 0.00 | 0.00 | 0.00 | 8.24 | |||||||||||||
NO YRS | 41 | 41 | 41 | 42 | 43 | 40 | 43 | 42 | 41 | 41 | 40 | 41 | 32 |