YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 4.55 | 1.45 | 1.29 | 7.29 | h | ||||
1958 | 0.53 | 3.07 | 5.07 | 1.99 | 2.25 | 0.03 | 0.10 | 0.22 | 0.81 | 0.73 | 1.28 | 0.00 | 16.08 | |||||||||||||
1959 | 0.32 | 3.49 | 0.53 | 0.25 | 0.12 | 0.03 | 0.93 | 1.60 | 0.17 | 0.13 | 1.12 | 1.75 | 10.44 | |||||||||||||
1960 | 1.55 | 1.66 | 0.80 | 0.83 | 0.34 | 0.69 | 0.20 | 0.21 | 0.75 | 2.24 | 2.31 | 0.23 | 11.81 | |||||||||||||
1961 | 0.95 | a | 0.00 | 1.59 | 0.40 | 0.24 | 0.00 | 0.72 | 1.90 | 1.17 | 0.87 | 0.94 | 0.62 | 9.40 | ||||||||||||
1962 | 0.71 | 4.22 | 1.31 | 0.03 | 0.28 | 0.65 | 0.15 | 0.12 | 2.35 | 0.85 | 0.49 | 0.37 | 11.53 | |||||||||||||
1963 | 0.42 | 1.16 | 0.64 | 1.37 | 0.00 | 0.50 | 0.03 | 1.55 | 2.10 | 0.48 | 1.10 | 0.00 | 9.35 | |||||||||||||
1964 | 0.43 | 0.00 | 1.44 | 1.75 | 1.24 | 0.50 | 0.47 | 0.55 | 0.04 | 0.00 | 0.89 | 0.49 | 7.80 | |||||||||||||
1965 | 0.42 | 1.35 | 1.44 | 4.50 | 0.37 | 0.15 | 0.36 | 0.32 | 0.67 | 0.07 | 3.28 | 3.52 | 16.45 | |||||||||||||
1966 | 0.23 | 0.95 | 0.32 | 0.36 | 0.48 | 0.16 | 0.60 | 0.45 | 1.21 | 1.02 | 0.96 | 3.92 | 10.66 | |||||||||||||
1967 | 1.62 | 0.08 | 0.66 | 1.10 | 0.96 | 0.43 | 0.77 | 0.83 | 4.58 | 0.00 | 2.29 | 1.39 | m | 13.32 | a | |||||||||||
1968 | 0.69 | 1.55 | 1.43 | 0.86 | 0.79 | 0.67 | 0.51 | 0.79 | 0.04 | 0.23 | 0.16 | 0.63 | 8.35 | |||||||||||||
1969 | 3.30 | 5.24 | 0.73 | 0.20 | 1.29 | 0.56 | ----- | z | 0.36 | 1.43 | 0.14 | 0.70 | 0.26 | 14.21 | a | |||||||||||
1970 | 0.53 | 1.06 | 2.65 | 0.23 | 0.00 | 0.18 | 1.81 | 1.47 | 1.02 | 0.03 | 1.92 | 1.31 | 12.21 | |||||||||||||
1971 | 0.02 | 1.45 | 0.03 | 1.05 | 2.58 | 0.07 | 0.25 | 4.51 | 0.03 | 1.34 | 0.19 | 3.05 | 14.57 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.15 | 0.04 | 0.72 | 0.56 | 1.30 | 1.32 | 3.15 | 3.37 | 0.74 | 11.35 | |||||||||||||
1973 | 1.63 | 2.90 | 4.26 | 0.77 | 0.89 | 0.76 | 0.93 | 0.36 | 0.00 | 0.82 | 1.32 | 0.00 | 14.64 | |||||||||||||
1974 | 2.35 | 0.02 | 0.52 | 0.41 | 0.01 | 0.00 | 3.08 | 0.72 | 0.05 | 2.84 | 0.94 | 0.29 | 11.23 | |||||||||||||
1975 | 0.50 | 1.10 | 2.84 | 0.68 | 1.09 | 0.31 | 1.10 | 0.61 | 0.40 | 0.51 | 1.27 | 0.99 | 11.40 | |||||||||||||
1976 | 0.05 | 3.29 | 0.39 | 1.36 | 0.12 | 0.00 | 1.49 | 0.36 | 0.83 | 3.19 | 0.16 | 0.08 | 11.32 | |||||||||||||
1977 | 0.75 | 0.00 | 0.82 | 0.02 | 3.41 | 0.37 | 0.56 | 2.20 | 1.37 | a | 0.30 | 0.45 | 1.46 | 11.71 | ||||||||||||
1978 | 3.71 | 2.66 | 5.52 | 2.98 | 0.80 | 0.00 | 0.10 | 0.30 | 1.28 | 0.89 | 3.18 | 2.08 | 23.50 | |||||||||||||
1979 | 2.07 | 2.07 | 3.87 | 0.00 | 0.88 | 0.00 | 0.67 | 1.60 | 0.00 | 0.35 | 0.45 | 0.27 | 12.23 | |||||||||||||
1980 | 5.92 | a | 5.68 | 2.19 | a | 0.80 | 1.24 | 0.00 | 0.70 | 1.06 | 1.80 | 1.26 | 0.40 | 0.26 | 21.31 | |||||||||||
1981 | 0.60 | 0.88 | 3.51 | 1.85 | 0.87 | 0.10 | 0.19 | 0.60 | 0.57 | 1.08 | 0.46 | 0.05 | 10.76 | |||||||||||||
1982 | 1.90 | a | 0.44 | 4.24 | 0.62 | 0.42 | 0.70 | 2.04 | 1.05 | 2.28 | 0.58 | 1.88 | 3.08 | 19.23 | ||||||||||||
1983 | 1.81 | 1.92 | 6.09 | 2.14 | 0.48 | 0.00 | 0.43 | 3.04 | 2.11 | 1.80 | 1.89 | 0.96 | 22.67 | |||||||||||||
1984 | 0.10 | 0.07 | 1.51 | 0.30 | 0.00 | 0.23 | 4.19 | 1.62 | 0.50 | 0.45 | 0.83 | 3.23 | 13.03 | |||||||||||||
1985 | 0.81 | 1.16 | 0.78 | 0.52 | 0.08 | 0.15 | 2.03 | 0.00 | 1.92 | 1.93 | 3.11 | 0.40 | 12.89 | |||||||||||||
1986 | 0.57 | 1.65 | 2.89 | 1.24 | 0.34 | 0.00 | 0.86 | 1.05 | 1.96 | 1.11 | 0.61 | 0.58 | 12.86 | |||||||||||||
1987 | 1.28 | 1.16 | 2.53 | 0.63 | 1.16 | 0.75 | 1.06 | 1.20 | 0.16 | 3.38 | 2.99 | 0.80 | 17.10 | |||||||||||||
1988 | 1.27 | 0.04 | 0.47 | 4.79 | 0.60 | 0.70 | 1.17 | 1.68 | 0.22 | 0.17 | 0.92 | 2.09 | 14.12 | |||||||||||||
1989 | 0.68 | 0.85 | 0.38 | 0.00 | 0.73 | 0.00 | 0.27 | 1.53 | 0.07 | 0.50 | 0.00 | 0.00 | 5.01 | |||||||||||||
1990 | 1.66 | 1.12 | 0.95 | 1.61 | 1.24 | 0.86 | 1.81 | 1.48 | 1.70 | 0.33 | 1.59 | 1.30 | 15.65 | |||||||||||||
1991 | 0.67 | 0.24 | 4.34 | 0.22 | 0.30 | 0.93 | 0.24 | 1.21 | 3.63 | 0.93 | a | 0.72 | 1.09 | 14.52 | ||||||||||||
1992 | 1.06 | 3.60 | 5.88 | 0.40 | 1.15 | ----- | z | 0.71 | 1.44 | 0.24 | 1.87 | 0.08 | 1.81 | a | 18.24 | a | ||||||||||
1993 | 5.63 | 4.40 | 1.89 | 0.60 | 0.39 | 0.41 | 0.00 | 1.02 | 0.00 | 1.05 | 1.25 | a | 0.72 | 17.36 | ||||||||||||
1994 | 0.29 | 4.19 | 1.33 | 2.62 | 0.93 | 0.41 | 0.24 | 1.27 | 0.61 | 1.46 | 2.10 | 1.52 | 16.97 | |||||||||||||
1995 | 3.43 | 0.86 | 6.62 | 1.67 | 1.60 | 1.96 | 0.33 | 0.64 | 0.96 | 0.00 | 0.30 | 0.53 | 18.90 | |||||||||||||
1996 | 1.21 | 2.67 | 0.99 | 0.13 | 1.07 | 0.00 | 0.67 | 0.10 | 1.15 | 1.33 | 2.46 | 2.34 | 14.12 | |||||||||||||
1997 | 2.93 | 0.55 | 0.48 | 1.02 | 0.83 | 0.45 | 0.16 | 2.24 | 3.96 | 0.22 | 1.73 | 0.89 | 15.46 | |||||||||||||
1998 | 2.11 | 5.00 | 3.09 | 2.17 | 1.03 | 0.95 | 2.90 | 0.35 | 3.32 | 2.91 | 1.09 | 0.00 | 24.92 | |||||||||||||
1999 | 0.71 | 0.91 | 0.23 | 1.39 | a | 0.12 | 1.74 | 1.94 | 0.82 | 0.43 | 0.00 | 0.03 | 0.00 | 8.32 | ||||||||||||
2000 | 1.51 | 4.75 | 2.17 | 0.31 | 0.30 | 0.08 | 0.00 | 5.04 | 0.18 | 3.60 | 0.38 | 0.20 | 18.52 | |||||||||||||
2001 | 1.02 | 1.99 | 2.13 | 1.35 | 0.00 | 0.11 | 0.65 | 1.89 | 0.00 | 0.10 | 0.66 | a | 1.19 | 11.09 | ||||||||||||
2002 | 0.02 | 0.12 | 0.41 | 0.10 | 0.00 | 0.00 | 0.32 | 0.00 | 1.52 | d | 0.67 | 1.10 | 0.83 | 5.09 | ||||||||||||
2003 | 0.02 | 2.84 | 2.01 | 1.59 | 0.30 | 0.00 | 0.12 | 0.66 | 0.21 | 0.00 | 1.04 | 2.38 | 11.17 | |||||||||||||
2004 | 0.81 | 3.42 | 0.11 | 1.30 | 0.00 | ----- | z | 0.24 | 0.89 | 0.97 | 6.02 | 1.85 | 2.75 | 18.36 | a | |||||||||||
2005 | ----- | z | ----- | z | 2.46 | 1.68 | 0.81 | 1.24 | 0.79 | a | 2.52 | g | ----- | z | 1.51 | 0.12 | 0.52 | a | 9.13 | d | ||||||
2006 | 0.56 | 0.08 | 3.96 | 1.12 | 0.35 | 0.23 | 1.00 | ----- | z | ----- | z | 1.95 | 0.00 | 0.69 | b | 9.94 | b | |||||||||
2007 | ----- | z | 0.73 | ----- | z | 1.21 | 0.06 | 0.08 | 1.61 | a | ----- | z | 1.91 | 0.00 | 0.28 | 3.40 | a | 9.28 | c | |||||||
2008 | 1.53 | 2.21 | 0.20 | b | 0.00 | 1.10 | x | 0.08 | 1.61 | 0.35 | c | 0.12 | 0.69 | 1.54 | 1.46 | a | 9.79 | a | ||||||||
2009 | 2.06 | 2.43 | 0.00 | 0.75 | 0.00 | 0.05 | 0.34 | 0.06 | 0.25 | 0.12 | 0.52 | 2.02 | 8.60 | |||||||||||||
2010 | 3.32 | 2.45 | 1.33 | 0.42 | 0.10 | 0.00 | 0.49 | 1.38 | 0.02 | 2.72 | u | 0.53 | x | ----- | z | 9.51 | c | |||||||||
2011 | ----- | z | 1.77 | x | 1.46 | w | 1.37 | x | 1.51 | t | 0.00 | 0.84 | 0.08 | 1.04 | 1.63 | 0.55 | 0.22 | 4.36 | e | |||||||
2012 | 0.50 | 1.29 | 0.75 | 1.31 | 0.00 | 0.00 | 2.63 | 1.99 | 1.48 | 1.16 | 0.32 | 1.48 | b | 12.91 | ||||||||||||
2013 | 0.55 | 0.66 | 0.93 | a | 0.04 | 0.00 | 0.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.18 | f | ||||
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.22 | l | 1.38 | 1.38 | k | |
2015 | 0.99 | 1.63 | 1.38 | 0.84 | 3.34 | 0.21 | 0.72 | 1.08 | 1.32 | 0.92 | 1.13 | 0.95 | 14.51 | |||||||||||||
2016 | 1.91 | 0.37 | 0.34 | ----- | z | ----- | z | ----- | z | 0.64 | 2.08 | ----- | z | 0.76 | ----- | z | 3.15 | 9.25 | e | |||||||
2017 | 2.07 | 1.19 | 0.47 | 0.15 | 0.20 | 0.00 | 2.18 | 0.87 | ----- | z | 0.00 | 0.23 | ----- | z | 7.36 | b | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.33 | 1.77 | 1.86 | 1.02 | 0.68 | 0.34 | 0.90 | 1.13 | 1.06 | 1.14 | 1.13 | 1.19 | 13.55 | |||||||||||||
S.D. | 1.27 | 1.53 | 1.73 | 1.00 | 0.77 | 0.43 | 0.87 | 0.99 | 1.07 | 1.24 | 0.91 | 1.07 | 4.44 | |||||||||||||
SKEW | 1.77 | 0.83 | 1.14 | 1.82 | 1.86 | 1.73 | 1.64 | 1.90 | 1.34 | 1.74 | 0.92 | 0.91 | 0.57 | |||||||||||||
MAX | 5.92 | 5.68 | 6.62 | 4.79 | 3.41 | 1.96 | 4.19 | 5.04 | 4.58 | 6.02 | 3.37 | 3.92 | 24.92 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 5.01 | |||||||||||||
YRS | 56 | 57 | 57 | 57 | 56 | 56 | 57 | 55 | 55 | 58 | 57 | 57 | 46 |