YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1916 | 2.00 | p | 0.16 | 1.80 | 0.23 | 0.00 | 0.00 | ----- | z | 0.50 | 1.50 | 2.00 | 0.00 | ----- | z | ----- | z | |||||||||
1917 | ----- | z | 1.00 | 0.25 | ----- | z | 0.10 | 0.00 | 2.05 | v | 0.15 | 0.45 | 0.00 | 0.00 | 0.00 | ----- | z | |||||||||
1918 | 1.75 | 0.20 | 1.00 | 0.03 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1919 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1920 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1921 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1922 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1923 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1924 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1925 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1926 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1927 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1928 | ----- | z | 0.73 | 0.07 | 0.07 | 0.55 | 0.00 | 0.55 | x | 0.45 | 0.22 | 0.30 | 0.21 | 0.62 | ----- | z | ||||||||||
1929 | 0.63 | 0.81 | 0.13 | 0.63 | 0.00 | 0.00 | 0.43 | 1.26 | 0.96 | 0.18 | 0.06 | 0.00 | 1.26 | |||||||||||||
1930 | 1.07 | ----- | z | 0.88 | 0.00 | 0.46 | 0.40 | 0.82 | 1.08 | 0.42 | 0.20 | 1.70 | 0.08 | ----- | z | |||||||||||
1931 | 0.34 | 1.62 | 0.08 | 0.20 | 0.08 | 0.00 | 1.03 | 1.58 | 0.19 | 0.92 | 0.47 | 1.65 | 1.65 | |||||||||||||
1932 | 0.12 | 0.84 | 0.00 | 0.09 | 0.00 | 0.29 | 0.31 | 1.42 | 0.19 | 0.47 | 0.00 | 0.82 | 1.42 | |||||||||||||
1933 | 1.45 | 0.67 | ----- | z | ----- | z | 0.00 | 0.77 | 0.68 | 0.96 | 0.92 | ----- | z | 0.90 | 0.15 | ----- | z | |||||||||
1934 | 0.12 | ----- | z | 0.07 | 0.74 | 0.28 | ----- | z | 0.25 | 0.82 | x | 0.27 | ----- | z | 0.44 | 2.75 | ----- | z | ||||||||
1935 | 0.93 | 1.10 | v | 0.71 | 0.34 | 0.53 | ----- | z | 0.45 | 2.00 | 1.05 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
1936 | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | ----- | z | 1.00 | 1.10 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1940 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | 1.81 | c | 0.00 | 0.15 | 0.63 | 0.08 | 1.22 | 1.38 | 0.20 | 1.78 | 0.72 | 1.78 | ----- | z | ||||||||||
1960 | 1.04 | 0.37 | 0.35 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.02 | 0.50 | 0.00 | 0.05 | 1.04 | |||||||||||||
1961 | 0.29 | 0.04 | 0.73 | 0.04 | 0.00 | 0.28 | 0.37 | 0.67 | 0.13 | 0.16 | 0.23 | 1.83 | 1.83 | |||||||||||||
1962 | 0.65 | 0.31 | 0.78 | 0.00 | 0.25 | 0.46 | 0.59 | 0.31 | 0.13 | 0.11 | 0.56 | 0.70 | 0.78 | |||||||||||||
1963 | 0.57 | 1.39 | 1.00 | 0.33 | 0.00 | 0.00 | 0.10 | 2.70 | 0.40 | 1.04 | 1.10 | 0.03 | 2.70 | |||||||||||||
1964 | 0.10 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.35 | 2.00 | 0.37 | 0.45 | 1.65 | 0.95 | 2.00 | |||||||||||||
1965 | 1.75 | 1.15 | 1.56 | 1.33 | 0.45 | 0.10 | 0.27 | 1.17 | 2.30 | 0.00 | 2.25 | 2.95 | 2.95 | |||||||||||||
1966 | 0.66 | 1.05 | 0.55 | 0.00 | 0.00 | 0.07 | 0.45 | 0.61 | 4.00 | 0.10 | 1.35 | 1.15 | 4.00 | |||||||||||||
1967 | 0.90 | 0.00 | 0.95 | 0.45 | 0.07 | 1.05 | 0.85 | 0.35 | 0.80 | 0.12 | 0.96 | 2.55 | 2.55 | |||||||||||||
1968 | 0.38 | 0.72 | 0.66 | 0.11 | 0.00 | 0.08 | 0.72 | 1.94 | ----- | z | 0.90 | ----- | z | 0.65 | ----- | z | ||||||||||
1969 | 1.25 | 0.65 | 1.33 | 0.02 | 0.22 | 0.00 | 0.14 | 0.92 | 1.13 | 0.10 | 0.82 | 0.26 | 1.33 | |||||||||||||
1970 | 0.00 | 0.50 | 1.43 | 1.10 | 0.00 | 0.00 | 0.95 | 0.77 | 3.54 | 0.15 | 0.13 | 0.67 | 3.54 | |||||||||||||
1971 | 0.10 | a | 0.35 | 0.00 | 0.27 | 0.14 | 0.00 | 0.40 | 0.72 | 0.63 | 0.71 | 0.00 | 0.22 | 0.72 | a | |||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.70 | 0.50 | 0.55 | 2.40 | 1.00 | 2.61 | 2.61 | |||||||||||||
1973 | 0.05 | 0.67 | 1.05 | 0.30 | 0.05 | 0.23 | 0.08 | 0.12 | 0.00 | 0.00 | 0.10 | 0.00 | 1.05 | |||||||||||||
1974 | 0.98 | b | 0.00 | 1.55 | 0.00 | 0.00 | 0.00 | 1.88 | 1.25 | 0.58 | 1.00 | 0.85 | 0.09 | 1.88 | b | |||||||||||
1975 | 0.20 | 0.14 | 0.70 | 1.00 | 0.00 | 0.00 | 0.54 | 0.05 | 0.62 | 0.35 | 2.15 | 0.60 | 2.15 | |||||||||||||
1976 | 0.00 | 2.40 | 0.42 | 1.72 | 0.53 | 0.00 | 1.60 | 0.58 | ----- | z | 0.35 | 0.33 | ----- | z | ----- | z | ||||||||||
1977 | ----- | z | 0.40 | 0.30 | 0.50 | 0.15 | 0.00 | 0.21 | 0.00 | 1.26 | 0.37 | 0.00 | 1.15 | ----- | z | |||||||||||
1978 | 1.05 | 2.68 | 2.26 | 0.33 | 0.33 | 0.00 | 0.30 | 0.65 | 0.00 | 0.22 | 1.76 | 2.20 | 2.68 | |||||||||||||
1979 | 2.27 | 0.32 | 1.81 | 0.15 | 1.46 | 0.00 | 1.70 | 1.08 | ----- | z | ----- | z | 0.10 | 0.15 | ----- | z | ||||||||||
1980 | 1.57 | 2.45 | 0.57 | 0.71 | 0.08 | 0.10 | 1.63 | 0.54 | 0.00 | 0.07 | 0.00 | 0.24 | 2.45 | |||||||||||||
1981 | 0.55 | 0.51 | 1.02 | 0.76 | 0.10 | 0.00 | 0.80 | 0.45 | 0.17 | 0.50 | 1.62 | 0.00 | 1.62 | |||||||||||||
1982 | 0.71 | 1.11 | 0.91 | 0.50 | 0.45 | 0.00 | 0.54 | 0.42 | 0.67 | 0.04 | 2.03 | 1.04 | 2.03 | |||||||||||||
1983 | 0.87 | 1.25 | 2.25 | 1.02 | 0.00 | 0.00 | 0.23 | 3.11 | 1.00 | 0.72 | 0.65 | 0.60 | 3.11 | |||||||||||||
1984 | 0.00 | 0.00 | b | 0.00 | 0.30 | 0.05 | 0.41 | 1.20 | 0.50 | 0.77 | 0.18 | 0.47 | 1.52 | 1.52 | b | |||||||||||
1985 | 0.70 | 0.89 | 0.32 | 0.20 | 0.00 | 0.00 | 0.38 | 0.88 | 0.94 | 0.75 | 2.00 | 0.24 | 2.00 | |||||||||||||
1986 | 0.05 | 0.37 | 1.02 | 0.09 | 0.29 | 0.17 | 0.90 | 0.95 | 0.14 | a | 0.19 | 0.00 | 0.46 | 1.02 | a | |||||||||||
1987 | 0.70 | 1.00 | 0.15 | 0.25 | 0.17 | 0.41 | 0.37 | 0.48 | 0.23 | 0.54 | 1.07 | 1.03 | 1.07 | |||||||||||||
1988 | 1.15 | 0.48 | 0.16 | 1.18 | 0.00 | 0.05 | 0.20 | 0.90 | 0.12 | 0.61 | 0.53 | 0.06 | 1.18 | |||||||||||||
1989 | 1.91 | 0.05 | 1.62 | 0.00 | 0.39 | 0.00 | 0.51 | 1.30 | 0.44 | 0.49 | 0.00 | 0.31 | 1.91 | |||||||||||||
1990 | 0.80 | 0.41 | 1.48 | 0.10 | 0.23 | 0.60 | 1.03 | 3.32 | 1.21 | 0.61 | 0.57 | 0.25 | 3.32 | |||||||||||||
1991 | 0.56 | 2.50 | 3.35 | 0.00 | 0.00 | 0.03 | 0.19 | b | 1.00 | 1.09 | 0.62 | 0.95 | 1.02 | 3.35 | b | |||||||||||
1992 | 0.94 | 2.30 | 0.90 | 0.79 | 0.60 | 0.15 | 1.81 | 3.25 | 1.02 | 0.17 | 0.00 | 1.79 | 3.25 | |||||||||||||
1993 | 2.10 | 1.85 | 0.33 | 0.00 | 0.07 | 0.03 | 0.00 | 0.85 | 0.36 | 1.13 | 1.37 | a | 1.10 | 2.10 | a | |||||||||||
1994 | 0.03 | 1.27 | 0.46 | 0.18 | 0.32 | 0.00 | 0.70 | 1.33 | 0.78 | 1.05 | 0.33 | 1.11 | 1.33 | |||||||||||||
1995 | 1.65 | 2.27 | 0.60 | 0.45 | 0.04 | 0.06 | 0.17 | 2.08 | 0.37 | 0.00 | 0.62 | 0.02 | 2.27 | |||||||||||||
1996 | 0.02 | 0.67 | 0.72 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1997 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | b | 0.40 | ----- | z | 0.00 | 0.00 | 0.00 | ----- | z | ||||||
1998 | 0.00 | 2.10 | 1.00 | 0.20 | 0.00 | 0.00 | 0.65 | 2.00 | n | 0.85 | 0.50 | 0.55 | 0.25 | a | 2.10 | o | ||||||||||
1999 | 0.00 | 0.00 | 0.12 | 1.10 | 0.00 | 0.00 | 1.85 | b | 0.00 | o | 1.00 | 0.00 | 0.00 | 0.00 | 1.85 | q | ||||||||||
2000 | 0.00 | 0.75 | 2.10 | 0.00 | 0.00 | 0.50 | a | 0.00 | ----- | z | 0.00 | 2.60 | 0.25 | b | 0.00 | ----- | z | |||||||||
2001 | 0.85 | 0.61 | 0.00 | d | 0.75 | 0.00 | 0.00 | 0.00 | d | 0.55 | 0.00 | b | 0.00 | 0.00 | 0.00 | 0.85 | j | |||||||||
2002 | 0.00 | 0.00 | 0.00 | b | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.05 | 1.50 | b | 0.65 | d | 0.00 | 1.50 | h | |||||||||
2003 | 0.25 | 2.45 | 1.05 | 0.25 | 0.00 | 0.00 | 1.00 | 3.50 | 0.20 | 1.60 | 2.25 | a | 0.25 | 3.50 | a | |||||||||||
2004 | 0.00 | a | 1.50 | 1.75 | 1.90 | 0.00 | 0.00 | 1.85 | k | 0.50 | 1.00 | 0.90 | 1.10 | 1.75 | 1.90 | l | ||||||||||
2005 | 2.00 | 2.35 | 0.50 | b | 0.30 | 0.00 | 0.00 | 1.00 | 0.25 | i | 0.00 | a | 0.75 | b | 1.00 | 0.00 | 2.35 | n | ||||||||
2006 | 0.00 | 0.00 | b | 1.45 | 0.00 | 0.25 | a | 0.00 | a | 0.65 | 0.49 | 1.96 | a | 0.50 | 0.00 | 0.25 | 1.96 | e | ||||||||
2007 | 0.75 | a | 0.75 | 0.55 | 0.00 | 0.00 | h | 0.00 | 2.00 | 0.00 | a | 1.00 | 0.00 | 0.75 | 2.25 | 2.25 | j | |||||||||
2008 | 2.85 | 0.50 | 0.00 | 0.00 | 0.60 | 0.00 | 1.05 | 0.75 | 0.75 | ----- | z | 1.25 | 1.00 | ----- | z | |||||||||||
2009 | 0.00 | 1.15 | 0.00 | 0.85 | 0.70 | 0.00 | 1.05 | 0.15 | 0.25 | 0.00 | 0.00 | 2.70 | 2.70 | |||||||||||||
2010 | 3.55 | 0.90 | 1.35 | 0.00 | 0.00 | 0.00 | 0.40 | 0.75 | 0.00 | 0.45 | 0.25 | 1.25 | 3.55 | |||||||||||||
2011 | 0.00 | 0.50 | 0.55 | 0.45 | 0.00 | 0.00 | 0.75 | 0.15 | 0.10 | 0.15 | 0.25 | b | 1.50 | b | 1.50 | d | ||||||||||
2012 | 0.00 | 0.10 | 0.75 | 0.15 | 0.00 | 0.00 | 1.00 | 2.10 | 0.50 | 0.00 | 0.00 | 0.85 | 2.10 | |||||||||||||
2013 | 1.60 | 0.30 | 1.10 | 0.00 | 0.00 | 0.00 | 0.50 | 0.45 | 1.10 | 0.00 | 0.95 | 0.00 | 1.60 | |||||||||||||
2014 | 0.00 | 0.00 | 1.30 | 0.00 | 0.00 | 0.00 | 0.40 | 3.25 | 1.80 | 0.65 | 0.00 | 1.00 | 3.25 | |||||||||||||
2015 | 1.95 | 0.25 | 0.90 | 0.75 | 0.55 | 0.50 | 1.25 | 0.65 | 0.50 | 0.65 | 0.75 | 0.25 | 1.95 | |||||||||||||
2016 | 1.25 | 0.50 | 0.00 | 0.35 | 0.35 | 0.00 | 0.50 | 1.25 | 0.80 | 0.00 | 1.25 | a | 2.25 | 2.25 | a | |||||||||||
2017 | 2.00 | 2.50 | 0.35 | 0.00 | 0.00 | 0.00 | 1.10 | 2.50 | 0.50 | 0.00 | k | 0.00 | 0.00 | 2.50 | k | |||||||||||
2018 | 1.00 | 0.50 | 0.50 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.78 | 0.87 | 0.79 | 0.34 | 0.16 | 0.11 | 0.68 | 1.06 | 0.71 | 0.53 | 0.66 | 0.82 | 2.14 | |||||||||||||
S.D. | 0.80 | 0.79 | 0.68 | 0.44 | 0.26 | 0.21 | 0.52 | 0.89 | 0.75 | 0.59 | 0.66 | 0.85 | 0.86 | |||||||||||||
SKEW | 1.11 | 0.91 | 1.08 | 1.59 | 2.31 | 2.37 | 0.80 | 1.28 | 2.33 | 1.68 | 0.87 | 0.94 | 0.31 | |||||||||||||
MAX | 3.55 | 2.68 | 3.35 | 1.90 | 1.46 | 1.05 | 2.00 | 3.50 | 4.00 | 2.60 | 2.25 | 2.95 | 4.00 | |||||||||||||
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 | 0.72 | |||||||||||||
YRS | 65 | 67 | 69 | 69 | 70 | 67 | 65 | 64 | 64 | 62 | 66 | 65 | 44 |