YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.14 | 0.14 | k | |
1926 | 0.26 | 0.75 | 1.61 | 3.34 | 0.03 | 0.00 | 0.72 | 0.27 | 1.10 | 0.41 | 0.08 | 3.92 | 12.49 | |||||||||||||
1927 | 0.44 | 3.42 | 1.19 | 0.84 | 0.13 | 0.39 | 0.88 | 2.96 | 5.83 | 1.18 | 0.52 | 2.71 | 20.49 | |||||||||||||
1928 | 0.06 | ----- | z | 0.40 | 0.17 | 0.42 | 0.00 | 3.32 | 1.44 | 0.81 | 1.49 | 0.78 | 1.11 | 10.00 | a | |||||||||||
1929 | 0.91 | 0.66 | 0.56 | 2.90 | 0.00 | 0.10 | 1.48 | 1.30 | 1.33 | 0.39 | 0.08 | 0.00 | 9.71 | |||||||||||||
1930 | 3.16 | 0.19 | 2.35 | 0.71 | 0.40 | 0.31 | 1.02 | 1.17 | 2.46 | 0.28 | 1.31 | 0.00 | 13.36 | |||||||||||||
1931 | 0.40 | 6.37 | 0.09 | 0.74 | 0.11 | 0.40 | 1.64 | 4.16 | 0.73 | 0.64 | 2.30 | 2.58 | 20.16 | |||||||||||||
1932 | 0.29 | 4.74 | 0.06 | 0.35 | 0.18 | 0.48 | 0.73 | 0.89 | 0.20 | 1.16 | 0.00 | 1.95 | 11.03 | |||||||||||||
1933 | 3.03 | 0.42 | 0.00 | 0.88 | 0.05 | 0.32 | 2.20 | 1.56 | 0.67 | 0.50 | 1.42 | 0.08 | 11.13 | |||||||||||||
1934 | 0.24 | 0.41 | 0.17 | 0.80 | 0.29 | 0.05 | 0.08 | 2.70 | 0.48 | 0.00 | 0.63 | 2.03 | 7.88 | |||||||||||||
1935 | 2.11 | 2.98 | 1.36 | 0.34 | 0.04 | 0.00 | 0.47 | 2.04 | 3.91 | 0.01 | 0.88 | 0.37 | 14.51 | |||||||||||||
1936 | 0.59 | 1.66 | 0.60 | 0.12 | 0.00 | 0.12 | 1.52 | 2.05 | 1.34 | 1.12 | 0.67 | 2.88 | 12.67 | |||||||||||||
1937 | 2.17 | 1.57 | 2.14 | 0.09 | 0.06 | 0.24 | 0.82 | 0.59 | 1.21 | 0.00 | 0.09 | 0.84 | 9.82 | |||||||||||||
1938 | 0.46 | 2.16 | 2.16 | 0.06 | 0.04 | 0.62 | 1.79 | 1.76 | 0.19 | 0.00 | 0.00 | 4.09 | 13.33 | |||||||||||||
1939 | 1.48 | 1.24 | 0.46 | 0.50 | 0.00 | 0.00 | 0.27 | 2.40 | 3.29 | 0.02 | 1.54 | 0.13 | 11.33 | |||||||||||||
1940 | 0.30 | 3.19 | 0.04 | 0.83 | 0.63 | 0.83 | 0.36 | 0.70 | 2.27 | 2.43 | 0.89 | 4.38 | 16.85 | |||||||||||||
1941 | 1.67 | 2.13 | 3.74 | 3.90 | 0.56 | 0.00 | 2.05 | 1.26 | 1.43 | 1.55 | 0.91 | 2.66 | 21.86 | |||||||||||||
1942 | 0.32 | 1.49 | 0.68 | 0.67 | 0.00 | 0.00 | 1.82 | a | 3.33 | 0.20 | 0.63 | 0.00 | 0.32 | 9.46 | ||||||||||||
1943 | 1.87 | 0.54 | 1.06 | 0.63 | 0.00 | 0.00 | 0.51 | 1.61 | 4.34 | 0.58 | 0.00 | 2.47 | 13.61 | |||||||||||||
1944 | 0.23 | 4.04 | 1.54 | 1.07 | 1.16 | 0.00 | 0.47 | 0.64 | 1.79 | 0.49 | 2.11 | 1.84 | 15.38 | |||||||||||||
1945 | 2.02 | 0.54 | 2.82 | 0.02 | 0.00 | 0.00 | 2.01 | 1.08 | 0.17 | 1.25 | 0.00 | 1.24 | 11.15 | |||||||||||||
1946 | 0.79 | 0.20 | 0.20 | 1.22 | 0.18 | 0.00 | 3.98 | 2.47 | 2.43 | 0.37 | 1.44 | 1.16 | 14.44 | |||||||||||||
1947 | 0.17 | 0.20 | 0.00 | 0.00 | 0.89 | 0.00 | 0.93 | 2.59 | 0.08 | 0.26 | 0.82 | 1.63 | 7.57 | |||||||||||||
1948 | 0.07 | 1.45 | 0.52 | 0.00 | 0.00 | 0.17 | 0.31 | 4.60 | 0.54 | 1.09 | 0.00 | 2.26 | 11.01 | |||||||||||||
1949 | 4.32 | 0.16 | 0.48 | 0.55 | 0.35 | 1.05 | 1.47 | 0.23 | 1.20 | 1.86 | 0.31 | 1.35 | 13.33 | |||||||||||||
1950 | 0.59 | 1.01 | 0.54 | 0.00 | 0.00 | 0.00 | 4.48 | 0.55 | e | 0.68 | 0.00 | 0.10 | 0.00 | 7.95 | ||||||||||||
1951 | 1.48 | 0.54 | 0.41 | 1.26 | 0.45 | 0.00 | 1.18 | 6.81 | 0.04 | 1.70 | 0.87 | 1.33 | 16.07 | |||||||||||||
1952 | 1.97 | 0.14 | 2.45 | 1.97 | 0.14 | 0.01 | 0.73 | 1.10 | 1.19 | 0.00 | 2.82 | 1.43 | 13.95 | |||||||||||||
1953 | 0.19 | 0.67 | 0.31 | 0.34 | 0.41 | 0.00 | 2.34 | 2.80 | 0.00 | 0.05 | 0.25 | 0.28 | 7.64 | |||||||||||||
1954 | 2.72 | 0.97 | 3.20 | 0.01 | 0.10 | 0.19 | 2.84 | 1.80 | 1.47 | ----- | z | 0.08 | 0.07 | 13.45 | a | |||||||||||
1955 | 2.44 | 0.19 | 0.16 | 0.28 | 0.06 | 1.92 | 2.11 | 1.78 | 0.03 | 0.26 | 0.36 | 0.21 | 9.80 | |||||||||||||
1956 | 0.19 | 0.26 | 0.00 | 0.40 | 0.02 | 1.50 | 2.25 | 0.82 | 0.12 | 0.36 | 0.00 | 0.09 | 6.01 | |||||||||||||
1957 | 3.45 | 0.93 | 0.81 | 0.14 | 0.87 | 0.72 | 1.26 | 1.56 | 0.00 | 2.64 | 1.69 | 0.39 | 14.46 | |||||||||||||
1958 | 0.04 | 2.74 | 2.32 | 0.93 | 0.73 | 0.61 | 0.44 | 2.64 | 4.87 | 0.58 | 0.64 | 0.00 | 16.54 | |||||||||||||
1959 | 0.22 | 2.07 | 0.00 | 0.54 | 0.25 | 0.00 | 3.30 | 4.64 | 0.03 | 2.76 | 0.91 | 4.04 | 18.76 | |||||||||||||
1960 | 1.80 | 0.55 | 0.16 | 0.00 | 0.13 | 0.00 | 1.97 | 5.00 | 1.32 | 2.20 | 0.46 | 0.10 | 13.69 | |||||||||||||
1961 | 0.42 | 0.00 | 1.68 | 0.17 | 0.07 | 0.00 | 3.91 | 3.95 | 1.59 | 0.37 | 0.38 | 1.92 | 14.46 | |||||||||||||
1962 | 1.87 | 1.17 | 0.87 | 0.08 | 0.12 | 0.00 | 0.34 | 0.12 | 1.09 | 0.35 | 1.31 | 0.98 | 8.30 | |||||||||||||
1963 | 0.61 | 1.50 | 0.96 | 0.54 | 0.00 | 0.00 | 0.11 | 8.62 | 1.30 | 2.01 | 2.75 | 0.04 | 18.44 | |||||||||||||
1964 | 0.10 | 0.10 | 1.75 | 0.32 | 0.00 | 0.77 | 3.62 | 2.58 | 0.56 | 0.23 | 1.05 | 1.22 | 12.30 | |||||||||||||
1965 | 2.50 | 2.34 | 2.72 | 4.12 | 0.61 | 0.06 | 1.05 | 1.24 | 2.89 | 0.00 | 3.39 | 8.38 | 29.30 | |||||||||||||
1966 | 0.68 | 0.99 | 0.27 | 0.00 | 0.12 | 0.72 | 0.94 | 2.20 | 1.49 | 0.23 | 1.10 | 1.61 | 10.35 | |||||||||||||
1967 | 0.46 | 0.00 | 0.37 | 0.45 | 0.80 | 0.97 | 1.24 | 3.82 | 1.18 | 0.57 | 1.03 | 6.51 | 17.40 | |||||||||||||
1968 | 0.90 | 0.96 | 0.87 | 0.52 | 0.01 | 0.03 | 1.92 | 0.53 | 0.00 | 1.26 | 0.73 | 0.80 | 8.53 | |||||||||||||
1969 | 2.02 | 1.98 | 1.15 | 0.10 | 1.02 | 0.00 | 1.59 | 2.08 | 2.28 | 0.95 | 1.43 | 0.43 | 15.03 | |||||||||||||
1970 | 0.32 | 0.54 | 2.52 | 0.09 | 0.00 | 0.00 | 2.35 | 3.86 | 4.54 | 0.61 | 0.13 | 1.23 | 16.19 | |||||||||||||
1971 | 0.01 | 0.62 | 0.00 | 0.37 | 0.38 | 0.00 | 2.71 | 1.76 | 0.99 | 1.77 | 0.14 | 1.08 | 9.83 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 0.64 | 1.02 | 1.65 | 0.45 | 6.17 | 1.09 | 1.62 | 12.79 | |||||||||||||
1973 | 0.23 | 2.77 | 3.35 | 0.42 | 0.36 | 1.10 | 1.07 | 0.57 | 0.00 | 0.00 | 0.37 | 0.00 | 10.24 | |||||||||||||
1974 | 2.75 | 0.00 | 1.36 | 0.03 | 0.00 | 0.00 | 2.57 | 1.47 | 2.84 | 1.95 | 1.00 | 0.78 | 14.75 | |||||||||||||
1975 | 0.31 | 0.55 | 0.95 | 0.85 | 0.00 | 0.00 | 1.79 | 0.37 | 1.23 | 0.26 | 1.49 | 0.86 | 8.66 | |||||||||||||
1976 | 0.00 | 5.68 | 0.65 | 1.87 | 0.87 | 0.00 | 3.83 | 0.63 | 2.42 | 1.28 | 0.16 | 0.57 | 17.96 | |||||||||||||
1977 | 1.18 | 0.20 | 0.36 | 0.50 | 0.32 | 0.46 | 1.53 | 1.45 | 2.58 | 2.02 | 0.02 | 0.90 | 11.52 | |||||||||||||
1978 | 3.74 | 3.71 | 3.46 | 0.80 | 0.24 | 0.00 | 0.99 | 1.70 | 0.16 | 0.30 | 5.25 | 2.98 | 23.33 | |||||||||||||
1979 | 4.19 | 0.54 | 4.09 | 0.00 | 0.79 | 0.15 | 1.50 | 1.73 | 0.51 | 0.10 | 0.00 | 0.65 | 14.25 | |||||||||||||
1980 | 5.59 | 7.09 | 1.08 | 1.18 | 0.57 | 0.00 | 1.07 | 1.25 | w | 0.47 | 1.13 | 0.00 | 0.49 | 18.67 | a | |||||||||||
1981 | 0.73 | 0.81 | 2.87 | 0.12 | 0.47 | 0.15 | 1.25 | 1.34 | 1.24 | 1.87 | 1.81 | 0.00 | 12.66 | |||||||||||||
1982 | 1.93 | 3.42 | 3.20 | 0.11 | 1.59 | 0.00 | 0.62 | 4.03 | 3.15 | 0.01 | 4.10 | 4.09 | 26.25 | |||||||||||||
1983 | 1.22 | 2.41 | 3.14 | 1.44 | 0.00 | 0.00 | 0.35 | 4.21 | 6.70 | 0.65 | 0.41 | 1.49 | 22.02 | |||||||||||||
1984 | 0.35 | 0.01 | 0.00 | 0.37 | 0.42 | 0.96 | 3.77 | 4.16 | 2.42 | 0.18 | a | 1.50 | 4.03 | 18.17 | ||||||||||||
1985 | 1.05 | 1.36 | 1.33 | 0.77 | 0.13 | 0.00 | 2.05 | 0.37 | 2.13 | 1.50 | a | 4.59 | 0.27 | 15.55 | ||||||||||||
1986 | 0.24 | 1.10 | 2.81 | 0.23 | 1.01 | 0.76 | 3.46 | 2.80 | 2.49 | 1.16 | 0.85 | 1.71 | 18.62 | |||||||||||||
1987 | 2.29 | 1.60 | 0.49 | 0.26 | 0.21 | 0.15 | 1.25 | 2.06 | 1.90 | 2.94 | 2.67 | 2.18 | 18.00 | |||||||||||||
1988 | 1.51 | 0.85 | 0.07 | 3.18 | 0.00 | 0.32 | 1.64 | 4.42 | 0.29 | 0.85 | 0.63 | 0.17 | 13.93 | |||||||||||||
1989 | 2.48 | 0.02 | 1.38 | 0.00 | 0.07 | 0.00 | 2.12 | 1.44 | 0.04 | a | 0.33 | 0.01 | 0.75 | 8.64 | ||||||||||||
1990 | 1.98 | 0.83 | 0.84 | 0.70 | 0.36 | 0.00 | 3.94 | 0.84 | 2.32 | 0.40 | 0.53 | 0.38 | 13.12 | |||||||||||||
1991 | 1.03 | 2.17 | 5.40 | 0.00 | 0.00 | 0.02 | 0.77 | 3.67 | 1.47 | 0.61 | 3.18 | 2.34 | 20.66 | |||||||||||||
1992 | 2.36 | 3.31 | 2.82 | a | 0.30 | 2.78 | 0.36 | 1.99 | 4.68 | 0.05 | 1.08 | 0.21 | 4.82 | 24.76 | ||||||||||||
1993 | 7.61 | 5.89 | 1.10 | 0.00 | 0.83 | 0.08 | 0.00 | 1.88 | 0.14 | 2.01 | 3.43 | 0.13 | 23.10 | |||||||||||||
1994 | 0.15 | 1.38 | 1.35 | 0.47 | 0.13 | 0.11 | 1.96 | 1.52 | b | 1.84 | a | 0.31 | a | 0.38 | 3.66 | 13.26 | ||||||||||
1995 | 4.33 | 2.43 | 1.33 | 0.55 | 0.15 | 0.03 | 1.11 | 5.16 | 5.62 | 0.00 | 0.36 | 0.11 | 21.18 | |||||||||||||
1996 | 0.12 | 0.70 | 1.03 | 0.00 | 0.00 | 0.06 | 1.32 | 0.54 | 2.30 | 0.10 | 0.19 | 0.08 | 6.44 | |||||||||||||
1997 | 2.43 | 1.12 | 0.00 | 1.55 | 1.21 | 0.10 | 0.04 | 3.17 | 6.63 | 0.57 | 0.26 | 2.97 | 20.05 | |||||||||||||
1998 | 1.10 | 4.14 | 2.65 | 0.70 | 0.62 | 0.00 | 2.93 | 3.33 | 2.25 | 1.76 | 0.68 | 0.36 | 20.52 | |||||||||||||
1999 | 0.09 | 0.98 | 0.68 | 2.05 | 0.02 | 0.45 | 3.52 | 1.01 | 3.54 | 0.00 | 0.00 | 0.00 | 12.34 | |||||||||||||
2000 | 0.12 | 0.84 | 3.62 | 0.07 | 0.00 | 0.79 | 0.37 | ----- | z | 0.01 | 5.92 | 0.08 | 0.10 | 11.92 | a | |||||||||||
2001 | 3.10 | 2.57 | 1.19 | 0.64 | 0.45 | 0.67 | 2.07 | 2.30 | 0.46 | 1.00 | 0.28 | 0.56 | 15.29 | |||||||||||||
2002 | 0.12 | 0.00 | 0.08 | 0.28 | 0.00 | 0.00 | 1.12 | a | 0.00 | 4.58 | 0.90 | 0.73 | 0.30 | 8.11 | ||||||||||||
2003 | 0.58 | a | 5.64 | a | 0.86 | 0.10 | 0.00 | 0.00 | 0.26 | 3.00 | 0.64 | 0.00 | 2.40 | 0.37 | 13.85 | |||||||||||
2004 | 0.11 | 1.94 | 0.51 | 1.93 | a | 0.00 | 0.00 | 2.38 | 0.53 | 2.49 | 2.49 | 3.42 | a | 4.32 | 20.12 | |||||||||||
2005 | 4.59 | 6.14 | 1.50 | 0.70 | a | 0.00 | 0.18 | 2.78 | e | 2.42 | a | 0.07 | 1.04 | 0.15 | 0.00 | 19.57 | ||||||||||
2006 | 0.00 | 0.00 | 1.34 | 0.20 | 0.03 | 0.32 | 2.26 | 2.00 | 0.86 | 0.76 | 0.00 | 0.30 | 8.07 | |||||||||||||
2007 | 0.79 | 0.97 | 1.11 | 0.10 | a | 0.00 | 0.00 | 2.65 | 0.66 | b | 0.73 | 0.12 | 0.95 | 3.31 | 11.39 | |||||||||||
2008 | 3.00 | 0.84 | 0.00 | 0.00 | 0.80 | 0.00 | 2.61 | 1.87 | 1.30 | 0.00 | 1.70 | 2.87 | 14.99 | |||||||||||||
2009 | 0.46 | 1.35 | 0.06 | 0.84 | 1.18 | 0.04 | 2.34 | 0.37 | 0.12 | 0.01 | 0.05 | 2.16 | 8.98 | |||||||||||||
2010 | 6.73 | 2.05 | 1.88 | 0.08 | 0.00 | 0.00 | 3.51 | 2.03 | 0.05 | 1.80 | x | 0.32 | 2.11 | 18.76 | a | |||||||||||
2011 | ----- | z | 1.14 | y | ----- | z | ----- | z | ----- | z | 0.00 | 1.36 | 0.59 | c | 0.96 | d | 1.09 | c | 0.52 | b | 3.43 | 7.95 | e | |||
2012 | 0.08 | 0.22 | 1.17 | 0.39 | 0.00 | a | 0.00 | 5.01 | 2.40 | 1.06 | 0.26 | 0.12 | 1.58 | 12.29 | ||||||||||||
2013 | 1.49 | 0.31 | 1.59 | 0.00 | 0.00 | 0.00 | b | 3.19 | 3.45 | a | 2.12 | 0.15 | 2.88 | 0.76 | 15.94 | |||||||||||
2014 | 0.05 | 0.00 | 1.24 | 0.05 | 0.00 | 0.00 | 2.35 | 3.54 | 2.12 | 0.12 | 0.03 | 2.06 | 11.56 | |||||||||||||
2015 | 2.28 | 0.75 | 1.79 | 0.28 | 0.83 | 0.23 | 0.74 | 1.38 | 0.58 | 3.10 | 1.31 | 0.43 | 13.70 | |||||||||||||
2016 | 2.45 | 0.19 | 0.00 | 0.63 | 0.56 | 0.22 | 1.61 | 2.99 | 0.93 | 0.00 | 1.71 | 3.26 | 14.55 | |||||||||||||
2017 | 3.45 | 3.58 | 0.37 | 0.09 | 0.21 | 0.00 | 3.55 | 1.41 | 0.80 | 0.00 | 0.04 | 0.00 | 13.50 | |||||||||||||
2018 | 0.23 | 1.06 | 0.53 | 0.00 | 0.03 | 0.57 | 5.17 | 2.35 | 0.16 | 6.05 | 0.25 | 0.55 | 16.95 | |||||||||||||
2019 | 2.12 | 3.43 | 0.84 | 0.30 | 1.04 | 0.00 | 0.64 | 2.25 | 4.15 | 0.00 | 4.88 | 2.53 | 22.18 | |||||||||||||
2020 | 0.06 | 1.96 | 4.43 | 0.52 | 0.00 | 0.00 | 0.30 | 0.97 | 0.00 | 0.00 | ----- | z | 0.27 | 8.51 | a | |||||||||||
2021 | 2.52 | 0.05 | 0.77 | a | 0.03 | 0.12 | 0.06 | 3.71 | 1.33 | 2.34 | 0.58 | 0.00 | 1.65 | 13.16 | ||||||||||||
2022 | 0.34 | 0.35 | 0.31 | 0.00 | 0.00 | 0.84 | 0.46 | 2.37 | 2.19 | 1.14 | 0.31 | 1.63 | 9.94 | |||||||||||||
2023 | 3.06 | 1.00 | 3.40 | 0.00 | 1.03 | 0.00 | 0.64 | 1.17 | 0.74 | 0.19 | 0.25 | 1.13 | 12.61 | |||||||||||||
2024 | 0.86 | 3.53 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.39 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.45 | 1.59 | 1.28 | 0.61 | 0.32 | 0.23 | 1.78 | 2.14 | 1.55 | 0.95 | 0.99 | 1.50 | 14.36 | |||||||||||||
S.D. | 1.53 | 1.64 | 1.20 | 0.83 | 0.45 | 0.37 | 1.21 | 1.51 | 1.54 | 1.21 | 1.18 | 1.55 | 4.78 | |||||||||||||
SKEW | 1.53 | 1.46 | 1.10 | 2.42 | 2.34 | 2.06 | 0.69 | 1.34 | 1.41 | 2.49 | 1.70 | 1.57 | 0.65 | |||||||||||||
MAX | 7.61 | 7.09 | 5.40 | 4.12 | 2.78 | 1.92 | 5.17 | 8.62 | 6.70 | 6.17 | 5.25 | 8.38 | 29.30 | |||||||||||||
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 | 6.01 | |||||||||||||
YRS | 98 | 97 | 97 | 97 | 97 | 98 | 98 | 96 | 98 | 96 | 97 | 99 | 91 |