YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 1.15 | 0.00 | 0.64 | 0.45 | 0.00 | 1.15 | 3.39 | e | |||||||
1925 | 0.12 | ----- | z | 0.09 | 0.90 | 0.00 | 0.23 | 0.11 | 2.23 | 3.55 | 2.44 | 0.27 | 0.20 | 10.14 | a | |||||||||||
1926 | 0.26 | 1.50 | 0.60 | 2.80 | 0.00 | 0.00 | 2.13 | 0.11 | 2.08 | 0.00 | 0.00 | e | 3.82 | 13.30 | ||||||||||||
1927 | 0.23 | 3.18 | 1.45 | 0.52 | 0.00 | 0.20 | 0.00 | 3.15 | 1.13 | 0.41 | 0.75 | 1.16 | 12.18 | |||||||||||||
1928 | 0.10 | 0.87 | 0.00 | 0.00 | 0.00 | 0.00 | 1.26 | 0.65 | 0.16 | 0.23 | 0.18 | 0.85 | 4.30 | |||||||||||||
1929 | 0.90 | 0.18 | 0.01 | 0.18 | c | 0.00 | 0.00 | 0.89 | 4.07 | 0.28 | 0.00 | 0.00 | 0.00 | 6.51 | ||||||||||||
1930 | 2.59 | 0.25 | 2.03 | 0.12 | 0.99 | 0.60 | 0.33 | 1.30 | 1.05 | 0.63 | 0.72 | 0.00 | 10.61 | |||||||||||||
1931 | 0.26 | 5.28 | 0.00 | 3.55 | 0.00 | 0.20 | 2.78 | 2.22 | 0.06 | 0.17 | 1.68 | 2.43 | 18.63 | |||||||||||||
1932 | 0.00 | 2.81 | 0.10 | 0.00 | 0.00 | 0.00 | 0.80 | 1.55 | 0.69 | 0.83 | 0.00 | 3.73 | 10.51 | |||||||||||||
1933 | 2.58 | 0.33 | 0.00 | 0.44 | 0.22 | 0.20 | 0.37 | 0.36 | 0.25 | 0.91 | 0.78 | 0.19 | 6.63 | |||||||||||||
1934 | 0.12 | 0.40 | 0.05 | 0.13 | 0.00 | 0.00 | 0.00 | 1.95 | 0.00 | 0.00 | 1.38 | 1.64 | 5.67 | |||||||||||||
1935 | 2.55 | 4.43 | 0.87 | 0.15 | 0.07 | 0.00 | 0.67 | 8.11 | 0.62 | 0.00 | 0.27 | 0.55 | 18.29 | |||||||||||||
1936 | 0.48 | 0.45 | 0.27 | 0.07 | 0.00 | 0.00 | 1.80 | 1.54 | 1.07 | 0.30 | 0.54 | 2.19 | 8.71 | |||||||||||||
1937 | 1.88 | 0.87 | 3.66 | 0.16 | 0.00 | 0.68 | 1.03 | 2.80 | 1.28 | 0.00 | 0.04 | 0.79 | 13.19 | |||||||||||||
1938 | 0.39 | 1.73 | 1.81 | 0.00 | 0.18 | 0.17 | 0.93 | 0.53 | 0.38 | 0.08 | 0.00 | 2.59 | 8.79 | |||||||||||||
1939 | 0.59 | 0.56 | 0.31 | 0.00 | 0.00 | 0.00 | 0.07 | 0.88 | 5.73 | 0.00 | 2.77 | 0.11 | 11.02 | |||||||||||||
1940 | 0.05 | 1.47 | 0.00 | 0.95 | 0.00 | 0.03 | 0.00 | 0.72 | 0.94 | 2.23 | 0.39 | 3.05 | 9.83 | |||||||||||||
1941 | 1.46 | 2.22 | 4.10 | 2.63 | 0.22 | 0.00 | 1.99 | 1.28 | 0.91 | 1.22 | 0.62 | 2.07 | 18.72 | |||||||||||||
1942 | 0.43 | 1.17 | 0.44 | 0.55 | 0.00 | 0.00 | 0.64 | 1.75 | 0.00 | 0.09 | 0.00 | a | 0.22 | 5.29 | ||||||||||||
1943 | 1.86 | 0.21 | 0.73 | 0.50 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.30 | h | ||||
1944 | ----- | z | 2.45 | v | 0.40 | 0.40 | 0.00 | 0.00 | 0.25 | 0.05 | 0.45 | a | 0.28 | 1.71 | 0.66 | 4.20 | b | |||||||||
1945 | 1.40 | 0.14 | 2.54 | 0.00 | 0.00 | 0.00 | 0.48 | 2.06 | 0.00 | 0.53 | ----- | z | ----- | z | 7.15 | b | ||||||||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 1.40 | 0.80 | ----- | z | ----- | z | ----- | z | ----- | z | 2.20 | h | ||||
1947 | ----- | z | ----- | z | ----- | z | 0.00 | 0.55 | 0.00 | 0.51 | 2.03 | 0.13 | 0.00 | 0.33 | 0.83 | b | 4.38 | c | ||||||||
1948 | 0.00 | b | 1.18 | 0.28 | 0.00 | i | 0.00 | 0.03 | 2.01 | 1.80 | 0.11 | 0.25 | 0.00 | 0.87 | 6.53 | a | ||||||||||
1949 | 2.74 | 0.10 | 0.18 | 0.28 | 0.00 | 0.15 | 0.97 | 0.61 | 0.62 | 1.01 | 0.50 | 0.75 | 7.91 | |||||||||||||
1950 | 0.29 | 0.30 | 0.20 | 0.00 | 0.00 | 0.00 | 0.49 | 1.18 | 0.18 | 0.00 | ----- | z | ----- | z | 2.64 | b | ||||||||||
1951 | 1.04 | 0.05 | 0.37 | 1.13 | 0.13 | 0.00 | 1.05 | 3.22 | 0.05 | 1.60 | 0.72 | 1.08 | 10.44 | |||||||||||||
1952 | 0.75 | 0.04 | 3.95 | 1.37 | 0.00 | 0.39 | 0.23 | 1.32 | 1.37 | 0.00 | 1.59 | 0.72 | 11.73 | |||||||||||||
1953 | 0.26 | 0.74 | 0.18 | 0.22 | 0.00 | 0.00 | 0.98 | 1.16 | 0.00 | 0.00 | 0.07 | 0.34 | 3.95 | |||||||||||||
1954 | 1.82 | 0.34 | 1.40 | 0.00 | 0.00 | 0.03 | 0.48 | 0.15 | 0.08 | 0.10 | 0.06 | 0.00 | 4.46 | |||||||||||||
1955 | 2.03 | 0.00 | 0.20 | 0.12 | 0.00 | 0.01 | 2.86 | 3.22 | 0.00 | 0.07 | 0.00 | 0.16 | 8.67 | |||||||||||||
1956 | 0.03 | 0.21 | 0.00 | 0.07 | 0.00 | 0.22 | 0.78 | 0.56 | 0.00 | 0.58 | 0.00 | 0.00 | 2.45 | |||||||||||||
1957 | 2.06 | 1.35 | 0.10 | 0.57 | 0.20 | 0.00 | 0.93 | 2.76 | 0.00 | 2.20 | 0.33 | 0.15 | 10.65 | |||||||||||||
1958 | 0.15 | 0.78 | 1.28 | 0.71 | a | 0.81 | 0.07 | 0.09 | 0.74 | 2.50 | 0.65 | 0.00 | r | ----- | z | 7.78 | b | |||||||||
1959 | 0.27 | 1.88 | 0.00 | 0.00 | 0.00 | 0.10 | 0.31 | 1.10 | 0.00 | 0.88 | 0.52 | 2.30 | 7.36 | |||||||||||||
1960 | 0.90 | 1.19 | 0.22 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | 0.23 | 0.76 | 0.55 | 0.30 | 4.15 | b | ||||||||||
1961 | 0.25 | 0.00 | 1.04 | 0.00 | 0.00 | 0.22 | 0.16 | 0.73 | 0.00 | 0.28 | 0.11 | 1.21 | 4.00 | |||||||||||||
1962 | 2.32 | 1.46 | 0.35 | a | 0.00 | 0.13 | 0.60 | 0.50 | 0.11 | 0.65 | 0.69 | 0.32 | 0.81 | 7.94 | ||||||||||||
1963 | 0.23 | 1.51 | 0.44 | 0.14 | 0.00 | 0.00 | 1.35 | 1.20 | 0.63 | 0.55 | 1.15 | 0.00 | 7.20 | |||||||||||||
1964 | 0.00 | 0.16 | 0.42 | 0.00 | 0.06 | 0.08 | 0.70 | 1.41 | 0.00 | 0.19 | 0.12 | 0.46 | 3.60 | |||||||||||||
1965 | 1.55 | 1.23 | 2.09 | 1.80 | 0.46 | 0.06 | 0.84 | 0.56 | 0.38 | 0.00 | ----- | z | 3.56 | 12.53 | a | |||||||||||
1966 | 0.80 | 1.18 | 0.01 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.99 | g | |||||
1967 | ----- | z | ----- | z | 0.25 | v | 0.16 | 0.00 | 0.21 | 1.62 | 2.12 | 1.48 | 0.00 | 1.06 | 0.08 | j | 6.65 | d | ||||||||
1968 | 0.00 | 0.81 | 0.10 | 0.24 | 0.00 | 0.00 | 1.20 | 0.55 | 0.00 | 0.45 | 0.15 | 0.35 | 3.85 | |||||||||||||
1969 | 1.68 | 0.90 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 1.00 | 2.35 | 0.12 | 0.35 | 0.55 | 7.13 | |||||||||||||
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1974 | ----- | z | 0.00 | 0.93 | 0.00 | 0.00 | 0.00 | 0.39 | 0.83 | 0.28 | 0.89 | 0.54 | 0.28 | 4.14 | a | |||||||||||
1975 | 0.24 | 0.05 | 0.66 | 0.18 | 0.00 | 0.00 | 2.39 | 0.02 | 0.26 | 0.10 | 1.17 | 0.40 | 5.47 | |||||||||||||
1976 | 0.44 | 1.49 | 0.07 | 0.64 | 0.11 | 0.00 | 1.08 | 0.98 | 1.84 | 0.61 | 0.16 | 0.03 | 7.45 | |||||||||||||
1977 | 0.60 | 0.11 | 0.09 | 0.40 | 1.05 | 0.00 | 0.28 | 0.48 | 0.55 | 1.21 | 0.07 | 0.78 | 5.62 | |||||||||||||
1978 | 3.58 | 1.98 | 2.41 | 0.12 | 0.09 | 0.00 | 0.39 | 0.92 | 0.00 | 0.58 | 2.69 | 1.12 | 13.88 | |||||||||||||
1979 | 2.60 | 0.27 | 3.18 | 0.00 | 0.29 | 0.00 | 0.46 | 2.08 | ----- | z | 0.02 | 0.02 | 0.05 | 8.97 | a | |||||||||||
1980 | 2.42 | 3.99 | 0.95 | 0.53 | 0.18 | 0.16 | 0.54 | 0.07 | 0.14 | 0.09 | 0.00 | 0.20 | 9.27 | |||||||||||||
1981 | 0.63 | 1.03 | 3.12 | 0.03 | 0.00 | 0.07 | 0.85 | 0.59 | 0.09 | 1.63 | 2.44 | 0.00 | 10.48 | |||||||||||||
1982 | 0.88 | 1.20 | 1.81 | 0.00 | 1.05 | 0.00 | 0.82 | 3.11 | 0.41 | 0.05 | 0.69 | 2.74 | 12.76 | |||||||||||||
1983 | 0.60 | 1.19 | 4.15 | 0.16 | a | 0.00 | 0.00 | 0.28 | 4.85 | 4.84 | 0.13 | 0.24 | 0.70 | 17.14 | ||||||||||||
1984 | 0.00 | ----- | z | 0.00 | 0.28 | 0.02 | 0.12 | 0.76 | 1.22 | 1.50 | 0.04 | 0.81 | 3.15 | 7.90 | a | |||||||||||
1985 | 0.95 | 0.13 | b | 0.13 | 0.58 | 0.00 | 0.00 | 0.50 | 0.10 | 1.25 | 0.88 | 3.98 | 0.22 | 8.72 | ||||||||||||
1986 | 0.53 | 1.28 | 1.42 | 0.12 | 0.08 | 0.24 | 1.12 | 0.77 | 0.99 | 0.66 | ----- | z | 1.64 | 8.85 | a | |||||||||||
1987 | 0.34 | 1.77 | 0.26 | ----- | z | ----- | z | 0.24 | 0.59 | 0.00 | 0.46 | 2.42 | 0.41 | 0.48 | 6.97 | b | ||||||||||
1988 | ----- | z | 0.68 | 0.38 | a | ----- | z | 0.00 | a | 0.00 | 1.41 | 4.83 | 0.10 | 0.00 | 0.56 | 0.10 | 8.06 | b | ||||||||
1989 | ----- | z | 0.00 | 0.92 | 0.00 | 0.19 | 0.00 | 0.77 | 0.18 | 0.00 | 4.50 | 0.00 | 0.45 | 7.01 | a | |||||||||||
1990 | 1.56 | 0.26 | 0.50 | 0.28 | 0.17 | 0.09 | 3.19 | 1.30 | 2.31 | 0.00 | 0.00 | 0.00 | 9.66 | |||||||||||||
1991 | 0.61 | 0.69 | 3.21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.91 | 0.00 | ----- | z | 0.36 | 0.95 | 6.73 | a | |||||||||||
1992 | 1.18 | 2.52 | 3.47 | 0.25 | 0.33 | 0.00 | 0.30 | ----- | z | 0.00 | 0.00 | 0.00 | 2.51 | 10.56 | a | |||||||||||
1993 | ----- | z | 5.93 | 0.30 | 0.00 | 0.00 | 0.00 | 0.00 | 3.14 | 0.00 | 0.00 | ----- | z | 0.00 | 9.37 | b | ||||||||||
1994 | 0.05 | 0.77 | 0.22 | 0.00 | 0.91 | 0.35 | 1.18 | 0.37 | 0.00 | 0.00 | 0.00 | a | 1.50 | 5.35 | ||||||||||||
1995 | ----- | z | 1.77 | 0.66 | 0.00 | 0.00 | 0.00 | 0.00 | 0.68 | 0.50 | 0.00 | 0.00 | 0.00 | 3.61 | a | |||||||||||
1996 | 0.00 | 0.50 | 0.30 | 0.00 | 0.00 | 0.00 | 1.44 | 0.00 | 0.57 | 0.00 | 0.00 | 0.04 | 2.85 | |||||||||||||
1997 | ----- | z | 0.36 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | 0.00 | b | 0.00 | 0.00 | 1.58 | 1.94 | b | |||||||||
1998 | ----- | z | ----- | z | 0.87 | 0.04 | 0.00 | 0.00 | 3.15 | 1.71 | 1.63 | 0.00 | 0.00 | 0.26 | 7.66 | b | ||||||||||
1999 | 0.00 | c | 0.72 | 0.36 | 0.80 | 0.00 | 0.40 | 3.71 | 0.53 | 1.99 | 0.00 | 0.00 | 0.00 | 8.51 | ||||||||||||
2000 | 0.00 | 0.61 | 1.48 | 0.00 | 0.00 | 2.09 | 0.25 | 1.16 | 0.00 | 5.70 | 0.00 | ----- | z | 11.29 | a | |||||||||||
2001 | 1.27 | 1.20 | 1.25 | 0.00 | 0.00 | 0.10 | 0.66 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.48 | e | ||||||
2002 | 0.00 | 0.00 | 0.02 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.02 | g | |||||
2003 | ----- | z | 1.81 | o | ----- | z | ----- | z | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 0.79 | 0.56 | 1.35 | h | ||||
2004 | 0.24 | ----- | z | 0.10 | a | 0.43 | a | 0.00 | 0.00 | 0.30 | 0.23 | ----- | z | 3.94 | 2.60 | f | 3.18 | a | 8.42 | c | ||||||
2005 | 2.06 | b | 2.76 | a | ----- | z | 0.00 | a | 0.00 | 0.00 | 0.00 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.82 | f | ||
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.10 | a | 0.10 | i | ||
2007 | 0.65 | 0.00 | a | 0.00 | 0.00 | a | 0.00 | 0.00 | a | 2.24 | d | 0.15 | 0.00 | d | 0.00 | 0.00 | ----- | z | 3.04 | a | ||||||
2008 | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 1.60 | 2.29 | c | 0.00 | 0.00 | 0.08 | 0.86 | b | 4.83 | c | |||||||
2009 | 0.00 | 0.53 | 0.00 | 0.00 | 0.55 | b | 0.00 | 0.55 | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 2.38 | ||||||||||||
2010 | 1.78 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.93 | 0.00 | ----- | z | ----- | z | 0.00 | 1.45 | 4.16 | b | ||||||||||
2011 | 0.00 | ----- | z | 0.22 | 0.00 | 0.00 | 0.00 | 0.68 | 0.68 | 0.13 | 0.18 | b | 0.57 | 1.46 | b | 3.92 | a | |||||||||
2012 | 0.00 | s | 0.00 | 0.46 | 0.00 | y | 0.00 | 0.00 | 1.20 | ----- | z | 0.11 | 0.00 | u | 0.00 | h | ----- | z | 1.77 | f | ||||||
2013 | ----- | z | 0.09 | 0.03 | 0.00 | 0.00 | i | 0.00 | 1.18 | 3.10 | 0.67 | 0.16 | 2.52 | 0.43 | 8.18 | b | ||||||||||
2014 | 0.00 | 0.08 | 0.28 | 0.00 | 0.00 | 0.00 | 1.73 | 2.29 | 1.89 | 0.04 | 0.00 | 0.94 | 7.25 | |||||||||||||
2015 | 1.10 | 0.11 | 1.06 | 0.10 | 1.15 | 0.06 | 0.56 | 0.14 | 0.32 | 0.74 | 0.09 | 0.14 | 5.57 | |||||||||||||
2016 | 1.43 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.43 | i | |||
2017 | ----- | z | 2.13 | 0.00 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.13 | k | |
2018 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.74 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.88 | 1.03 | 0.83 | 0.32 | 0.12 | 0.10 | 0.91 | 1.38 | 0.71 | 0.59 | 0.52 | 0.94 | 8.66 | |||||||||||||
S.D. | 0.89 | 1.20 | 1.11 | 0.63 | 0.27 | 0.26 | 0.81 | 1.37 | 1.06 | 1.03 | 0.78 | 1.03 | 4.18 | |||||||||||||
SKEW | 0.96 | 2.01 | 1.65 | 3.25 | 2.58 | 5.63 | 1.37 | 2.09 | 2.57 | 2.95 | 2.28 | 1.29 | 0.74 | |||||||||||||
MAX | 3.58 | 5.93 | 4.15 | 3.55 | 1.15 | 2.09 | 3.71 | 8.11 | 5.73 | 5.70 | 3.98 | 3.82 | 18.72 | |||||||||||||
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 | 2.38 | |||||||||||||
YRS | 72 | 77 | 81 | 80 | 83 | 85 | 82 | 77 | 77 | 77 | 74 | 75 | 48 |