YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.40 | 0.38 | 0.15 | 0.20 | 0.40 | |||||
1940 | 0.38 | z | 0.42 | 0.80 | 1.14 | 0.94 | 1.78 | 2.16 | 1.62 | 0.10 | 1.24 | 1.22 | 0.70 | 2.16 | ||||||||||||
1941 | 0.64 | 0.22 | 0.60 | 0.82 | 2.63 | 0.89 | z | 0.96 | 0.44 | 2.32 | 1.36 | u | 0.46 | 0.50 | 2.63 | |||||||||||
1942 | 1.04 | 0.34 | 0.73 | x | 0.32 | 1.12 | 1.45 | 1.22 | 1.90 | 2.00 | 0.94 | 0.50 | 0.42 | 2.00 | ||||||||||||
1943 | 0.42 | 0.42 | 1.20 | 0.25 | 0.65 | 1.02 | 0.64 | 1.92 | q | 0.78 | 0.42 | 0.48 | 0.05 | 1.92 | ||||||||||||
1944 | 1.80 | 1.32 | 0.52 | 0.70 | 1.08 | 1.86 | 0.97 | 1.15 | 2.01 | 0.28 | 0.46 | 0.60 | 2.01 | |||||||||||||
1945 | 0.62 | 0.56 | 1.12 | 1.56 | 1.80 | 0.78 | 2.72 | 2.05 | 1.18 | 0.14 | 0.78 | 0.95 | 2.72 | |||||||||||||
1946 | 1.02 | 0.48 | 0.98 | 0.60 | 1.17 | 2.20 | 1.56 | 2.00 | 2.06 | 1.42 | 0.62 | 0.70 | 2.20 | |||||||||||||
1947 | 9999.00 | z | 9999.00 | z | 1.24 | 0.82 | 0.68 | 1.80 | s | 1.36 | 1.96 | 0.87 | 1.28 | y | 0.82 | 0.64 | 1.96 | |||||||||
1948 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.57 | 1.37 | 1.10 | 1.51 | 1.16 | 1.57 | ||||||
1949 | 1.20 | 0.08 | 0.91 | a | 0.52 | 0.68 | 2.08 | 1.02 | 0.70 | a | 0.64 | 0.26 | 0.22 | 1.24 | 2.08 | |||||||||||
1950 | 0.80 | 0.42 | 1.34 | 1.01 | 0.94 | 1.86 | 5.15 | 1.62 | 0.95 | 0.75 | 0.42 | 0.48 | 5.15 | |||||||||||||
1951 | 0.28 | 0.89 | 1.09 | 1.36 | 0.65 | 1.90 | 2.52 | A | 1.15 | 0.72 | 1.43 | 1.52 | a | 0.41 | 1.90 | |||||||||||
1952 | 0.67 | 0.38 | 0.62 | 1.04 | 1.16 | a | 0.65 | 1.62 | 0.65 | 0.38 | 0.00 | 0.58 | a | 0.42 | 1.62 | |||||||||||
1953 | 0.42 | 0.72 | 0.48 | 0.98 | 1.20 | 2.08 | 2.04 | 1.82 | 0.13 | 0.48 | 1.37 | 0.98 | 2.08 | |||||||||||||
1954 | 0.42 | 0.20 | 0.34 | 1.38 | 0.94 | 2.20 | 1.55 | 2.28 | 0.65 | 1.98 | 0.17 | 0.48 | 2.28 | |||||||||||||
1955 | 0.11 | 0.24 | 0.49 | 1.20 | 1.22 | 0.80 | 1.07 | 1.24 | 0.77 | 0.45 | 0.21 | 0.33 | 1.24 | |||||||||||||
1956 | 0.22 | 0.28 | 1.87 | a | 1.22 | 2.60 | 1.32 | 1.82 | 0.92 | 1.08 | 0.74 | 0.48 | 0.18 | 2.60 | ||||||||||||
1957 | 0.11 | 0.18 | 0.61 | 0.47 | 0.92 | 0.98 | 2.82 | 1.12 | 0.46 | 0.48 | 0.98 | 0.28 | 2.82 | |||||||||||||
1958 | 0.12 | 0.00 | 0.12 | 0.56 | 0.18 | 1.18 | 1.10 | 0.98 | 1.32 | 0.40 | 1.94 | 0.05 | 1.94 | |||||||||||||
1959 | 0.08 | 1.07 | 0.98 | 0.25 | 1.44 | 3.45 | 0.94 | 2.48 | 1.58 | 1.05 | 1.03 | 0.28 | 3.45 | |||||||||||||
1960 | 0.38 | 0.22 | 0.26 | 1.01 | 1.35 | 1.88 | 1.05 | 1.96 | 1.52 | 0.60 | 0.64 | 0.48 | 1.96 | |||||||||||||
1961 | 0.08 | 0.38 | 1.14 | A | 0.41 | 0.88 | 0.36 | A | 1.45 | 0.88 | 1.20 | 1.42 | 1.20 | 0.39 | 1.45 | |||||||||||
1962 | 0.05 | 0.58 | 0.84 | 0.64 | 0.54 | 0.84 | 3.60 | 4.26 | 0.65 | 0.95 | 0.10 | 0.20 | 4.26 | |||||||||||||
1963 | 0.45 | 0.40 | 0.70 | 1.00 | 2.37 | 0.86 | 1.69 | a | 0.65 | 0.66 | 0.44 | 1.30 | 0.31 | 2.37 | ||||||||||||
1964 | 0.21 | 0.03 | 0.60 | 0.44 | 1.77 | 1.00 | 1.70 | 1.24 | 0.94 | 0.09 | 0.45 | 0.40 | 1.77 | |||||||||||||
1965 | 0.48 | 0.90 | 1.47 | 0.85 | 2.10 | 9999.00 | z | 1.62 | 1.83 | 2.20 | 1.06 | 0.77 | 1.05 | 2.20 | ||||||||||||
1966 | 0.28 | 0.86 | 1.70 | 0.55 | 0.85 | 0.67 | 1.40 | 1.05 | 0.30 | 3.10 | 0.05 | 0.33 | 3.10 | |||||||||||||
1967 | 1.28 | 0.40 | 0.91 | 0.78 | 1.10 | 4.00 | 0.85 | 1.20 | A | 2.45 | 0.63 | 0.15 | 0.10 | 4.00 | ||||||||||||
1968 | 0.40 | a | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.71 | n | 2.65 | 0.98 | 0.30 | A | 1.05 | 1.24 | A | 0.18 | 0.86 | 2.65 | ||||||
1969 | 0.46 | 0.04 | 0.39 | 0.60 | 0.72 | 3.03 | 3.10 | 1.13 | 1.63 | 1.20 | 0.11 | 0.72 | 3.10 | |||||||||||||
1970 | 0.17 | 0.30 | 0.70 | 0.63 | 1.02 | 0.88 | 1.25 | 0.82 | 2.67 | A | 2.15 | 0.65 | 1.50 | 2.15 | ||||||||||||
1971 | 1.28 | 0.87 | 1.30 | 0.63 | 0.95 | 1.30 | 1.20 | A | 0.20 | 0.65 | A | 0.57 | 0.86 | 0.59 | 1.30 | |||||||||||
1972 | 0.30 | 0.20 | 0.53 | 0.46 | 0.80 | 0.75 | 3.25 | 2.26 | 1.75 | 2.09 | 0.75 | 0.90 | 3.25 | |||||||||||||
1973 | 1.10 | 0.57 | 0.98 | 2.80 | 9999.00 | z | 0.91 | 9999.00 | z | 9999.00 | z | 1.33 | 0.50 | A | 9999.00 | z | 0.60 | 2.80 | ||||||||
1974 | 0.15 | 0.65 | 1.01 | 0.97 | 1.70 | 2.15 | 0.97 | 0.72 | 0.68 | 0.67 | 0.62 | 0.40 | 2.15 | |||||||||||||
1975 | 0.37 | 0.59 | 0.64 | 2.00 | 0.82 | 0.83 | 1.22 | 1.65 | 0.18 | 0.29 | 1.40 | 0.80 | 2.00 | |||||||||||||
1976 | 0.21 | 0.49 | A | 1.24 | 9999.00 | z | 1.47 | 0.57 | 0.60 | 1.45 | 0.46 | 0.29 | 0.08 | 0.29 | 1.47 | |||||||||||
1977 | 0.25 | A | 0.70 | 0.84 | 0.98 | 1.03 | 0.88 | 0.91 | 1.35 | 1.72 | 0.85 | a | 0.25 | 0.25 | 1.72 | |||||||||||
1978 | 0.36 | 0.14 | 0.18 | 1.40 | 1.26 | 2.58 | 2.90 | 1.85 | 2.30 | 0.81 | A | 1.00 | A | 0.36 | 2.90 | |||||||||||
1979 | 0.37 | 0.21 | 1.46 | 0.65 | 2.06 | 0.90 | 1.29 | 1.90 | 0.25 | 1.22 | A | 1.26 | 0.53 | A | 2.06 | |||||||||||
1980 | 0.65 | 0.30 | 0.33 | 0.72 | 0.90 | 2.25 | 1.58 | 2.42 | 2.95 | 1.65 | 0.37 | 0.65 | 2.95 | |||||||||||||
1981 | 0.06 | 1.48 | A | 0.36 | 1.75 | 1.30 | A | 0.74 | a | 1.93 | 2.34 | 1.50 | 0.72 | 0.29 | 0.39 | 2.34 | ||||||||||
1982 | 0.45 | 0.02 | 0.70 | 0.41 | 1.33 | 0.72 | 0.55 | 1.95 | 0.97 | 2.35 | 1.38 | 1.75 | 2.35 | |||||||||||||
1983 | 0.61 | 1.31 | 0.95 | 0.80 | A | 0.97 | 3.31 | 1.90 | 3.20 | 4.97 | 1.50 | 1.18 | 1.00 | 4.97 | ||||||||||||
1984 | 0.05 | 1.36 | 1.27 | 1.90 | 1.47 | g | 3.30 | 1.55 | 0.97 | 0.64 | 0.82 | 1.38 | 0.70 | 3.30 | ||||||||||||
1985 | 0.21 | a | 0.53 | 1.05 | 0.80 | 0.70 | 1.60 | 0.45 | 1.40 | 2.40 | 0.44 | 1.75 | A | 0.78 | 2.40 | |||||||||||
1986 | 0.25 | 0.20 | k | 0.96 | 1.30 | 0.57 | 0.86 | A | 1.12 | 3.19 | A | 2.31 | 2.62 | 0.74 | 0.26 | 2.62 | ||||||||||
1987 | 0.21 | a | 0.00 | g | 0.80 | a | 0.78 | 1.02 | 0.58 | 2.26 | 1.77 | g | 1.87 | 0.20 | 0.64 | 0.78 | 2.26 | |||||||||
1988 | 1.17 | 0.12 | 1.00 | 1.05 | 1.03 | 0.30 | 1.55 | 1.80 | e | 1.59 | 0.34 | 1.31 | c | 0.41 | 1.80 | |||||||||||
1989 | 0.14 | 0.21 | 1.24 | 1.50 | 1.42 | 0.98 | 1.09 | 2.39 | 2.33 | 1.02 | 0.32 | a | 0.10 | 2.39 | ||||||||||||
1990 | 0.41 | 0.42 | 1.76 | 0.83 | 1.40 | 2.25 | 2.90 | 2.46 | g | 0.50 | 1.07 | 0.11 | b | 9999.00 | z | 2.90 | ||||||||||
1991 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.89 | 0.86 | 2.19 | 2.03 | 0.66 | 2.94 | 0.50 | 2.94 | ||||||||
1992 | 0.35 | 0.25 | 1.10 | 1.02 | 1.30 | 2.20 | 1.83 | 0.98 | 1.72 | 0.64 | 1.49 | 0.30 | a | 2.20 | ||||||||||||
1993 | 0.45 | 0.25 | 1.01 | 1.17 | 0.75 | 2.21 | 1.80 | 4.12 | a | 1.64 | 0.72 | 0.37 | 0.18 | 4.12 | ||||||||||||
1994 | 0.31 | 0.21 | 0.08 | 0.67 | 0.44 | 1.28 | 1.68 | 1.70 | 0.68 | 0.97 | 0.93 | 0.21 | 1.70 | |||||||||||||
1995 | 0.19 | 0.08 | 0.58 | 0.81 | 1.01 | 1.60 | 1.11 | 1.20 | 1.27 | 0.91 | 0.63 | 0.19 | 1.60 | |||||||||||||
1996 | 0.77 | 0.13 | 0.88 | 0.38 | 0.49 | 3.30 | 0.33 | 1.03 | 0.79 | 1.47 | 1.75 | 0.50 | 3.30 | |||||||||||||
1997 | 0.38 | a | 0.37 | 0.82 | 0.48 | 1.35 | 0.79 | 1.23 | 0.75 | 1.18 | 2.90 | 0.11 | 0.18 | 2.90 | ||||||||||||
1998 | 0.39 | 1.13 | 0.45 | 1.08 | 1.14 | 3.09 | 1.05 | 1.89 | 0.43 | 0.88 | 1.01 | 0.10 | 3.09 | |||||||||||||
1999 | 0.55 | 0.23 | 0.35 | 1.19 | 1.16 | 1.46 | 2.41 | 1.87 | 0.96 | 0.62 | 0.77 | 0.22 | 2.41 | |||||||||||||
2000 | 0.37 | 0.48 | 0.48 | 0.18 | 3.73 | 5.71 | 2.19 | 1.42 | 0.32 | 0.43 | 0.90 | 0.25 | 5.71 | |||||||||||||
2001 | 0.53 | 0.43 | 0.70 | 1.21 | 1.10 | 1.20 | 0.30 | 1.34 | 1.94 | 0.76 | 0.56 | 0.49 | 1.94 | |||||||||||||
2002 | 0.12 | 0.90 | 0.31 | 1.55 | 0.55 | 1.69 | 1.32 | 0.96 | 0.27 | 0.68 | 0.16 | 0.32 | 1.69 | |||||||||||||
2003 | 0.29 | 0.07 | 0.61 | 0.53 | 1.37 | 0.78 | 1.14 | 0.56 | 1.05 | 0.27 | 1.20 | 0.23 | 1.37 | |||||||||||||
2004 | 0.18 | 0.26 | 0.96 | 0.69 | 3.06 | 3.02 | 2.90 | 1.08 | 3.51 | 0.65 | 0.62 | 0.21 | a | 3.51 | ||||||||||||
2005 | 0.51 | 0.42 | 0.51 | 0.83 | 1.07 | 1.23 | 3.83 | 1.55 | 1.85 | 0.33 | a | 0.46 | 0.24 | 3.83 | ||||||||||||
2006 | 0.25 | 0.09 | 1.26 | 1.47 | 0.77 | 1.22 | 1.09 | 0.98 | 1.64 | 0.34 | 0.53 | 0.67 | 1.64 | |||||||||||||
2007 | 0.26 | 1.10 | 0.53 | 0.85 | 0.90 | 0.87 | 2.35 | 3.48 | 1.03 | 2.07 | 0.09 | 1.33 | 3.48 | |||||||||||||
2008 | 0.16 | 0.36 | 0.11 | 1.73 | 1.62 | 4.53 | 1.00 | 0.61 | 0.53 | 0.61 | 0.45 | 0.45 | 4.53 | |||||||||||||
2009 | 0.22 | 0.40 | 0.31 | 1.41 | 1.93 | 1.28 | 0.95 | 2.36 | 0.83 | 1.28 | 0.17 | 0.77 | 2.36 | |||||||||||||
2010 | 0.37 | 0.26 | 0.28 | 0.87 | 2.31 | 2.07 | 1.17 | 0.80 | 3.91 | 0.28 | 1.65 | 0.69 | 3.91 | |||||||||||||
2011 | 0.17 | 0.85 | 1.34 | 1.18 | 1.37 | 0.69 | 1.86 | 0.69 | 0.71 | 0.45 | 0.52 | 0.67 | 1.86 | |||||||||||||
2012 | 0.29 | 0.96 | 0.55 | 1.95 | 0.86 | 1.01 | 1.02 | 0.81 | 0.70 | 2.15 | 0.75 | 0.45 | 2.15 | |||||||||||||
2013 | 0.31 | 0.56 | 0.92 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.92 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.43 | 0.47 | 0.81 | 0.96 | 1.23 | 1.65 | 1.61 | 1.52 | 1.32 | 0.93 | 0.76 | 0.52 | 2.64 | |||||||||||||
S.D. | 0.35 | 0.36 | 0.41 | 0.48 | 0.63 | 1.06 | 0.88 | 0.81 | 0.91 | 0.68 | 0.55 | 0.35 | 1.01 | |||||||||||||
SKEW | 1.72 | 1.03 | 0.37 | 1.08 | 1.61 | 1.42 | 1.43 | 1.20 | 1.36 | 1.30 | 1.12 | 1.24 | 1.07 | |||||||||||||
MAX | 1.80 | 1.48 | 1.87 | 2.80 | 3.73 | 5.71 | 5.15 | 4.26 | 4.97 | 3.10 | 2.94 | 1.75 | 5.71 | |||||||||||||
MIN | 0.05 | 0.00 | 0.08 | 0.18 | 0.18 | 0.30 | 0.30 | 0.20 | 0.10 | 0.00 | 0.05 | 0.05 | 1.24 | |||||||||||||
NO YRS | 70 | 68 | 69 | 69 | 68 | 69 | 71 | 68 | 74 | 72 | 73 | 73 | 57 |