YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1920 | 9999.00 | z | 9999.00 | z | 0.28 | 0.63 | 0.12 | 0.36 | 0.85 | 0.82 | 1.63 | 1.28 | 2.83 | 1.47 | 2.83 | |||||||||||
1921 | 1.83 | 0.35 | 0.61 | 0.76 | 0.90 | 0.50 | 0.46 | 0.62 | 0.57 | 2.10 | 2.75 | 2.03 | 2.75 | |||||||||||||
1922 | 0.46 | 2.04 | a | 1.23 | 0.62 | 0.47 | 0.34 | 0.02 | 0.36 | 0.63 | 0.70 | 0.43 | 2.32 | a | 2.32 | |||||||||||
1923 | 1.32 | 1.50 | 0.15 | 0.19 | 0.80 | 0.99 | 0.50 | 1.23 | 1.20 | 1.25 | 0.73 | 2.11 | 2.11 | |||||||||||||
1924 | 1.75 | 1.13 | 0.23 | i | 0.56 | 0.24 | 1.01 | 0.54 | 0.11 | 1.27 | 2.59 | 3.27 | 1.28 | 3.27 | ||||||||||||
1925 | 1.76 | 1.91 | 0.82 | 0.46 | 0.94 | 0.30 | 0.19 | 0.54 | 0.61 | y | 0.14 | 1.27 | 1.13 | 1.91 | ||||||||||||
1926 | 1.88 | 1.86 | 0.05 | 0.24 | 0.39 | 0.25 | 0.09 | 1.69 | 0.38 | x | 1.09 | n | 1.10 | m | 1.80 | 1.88 | ||||||||||
1927 | 0.90 | j | 1.42 | k | 0.45 | i | 0.70 | p | 1.83 | 0.53 | 0.18 | 1.14 | 0.66 | 0.70 | b | 0.98 | b | 0.53 | 1.83 | |||||||
1928 | 0.65 | 0.55 | 1.65 | 0.50 | c | 0.30 | 0.43 | q | 0.51 | 9999.00 | z | 0.18 | y | 0.70 | 1.50 | l | 1.79 | l | 1.79 | |||||||
1929 | 0.65 | f | 0.12 | 0.37 | k | 1.09 | q | 0.40 | 1.03 | a | 0.21 | 0.55 | 0.58 | z | 0.28 | z | 0.16 | y | 1.32 | 1.32 | ||||||
1930 | 0.33 | x | 0.80 | 0.38 | 0.27 | u | 0.65 | 0.44 | 0.00 | 0.15 | z | 0.80 | 0.50 | 0.60 | 1.20 | 1.20 | ||||||||||
1931 | 3.03 | k | 1.63 | a | 0.58 | m | 0.63 | c | 0.20 | v | 1.11 | l | 0.08 | x | 0.50 | 1.70 | 0.85 | 0.82 | 2.60 | 3.03 | ||||||
1932 | 1.42 | 0.51 | 0.37 | 1.51 | 0.22 | 0.54 | 0.71 | 0.20 | 0.10 | 0.35 | 2.00 | 3.50 | 3.50 | |||||||||||||
1933 | 1.68 | 0.92 | 1.68 | 0.36 | 1.04 | 0.27 | 0.34 | 0.65 | 0.52 | 0.50 | 1.04 | 3.65 | 3.65 | |||||||||||||
1934 | 1.15 | 0.94 | 0.35 | 0.57 | 1.40 | o | 0.63 | 0.35 | 0.60 | z | 0.55 | 0.58 | 2.10 | 1.60 | 2.10 | |||||||||||
1935 | 2.30 | 1.52 | 1.55 | 0.50 | 1.04 | 0.35 | 0.40 | 0.29 | 0.57 | 0.97 | 2.16 | 1.46 | 2.30 | |||||||||||||
1936 | 2.90 | 2.14 | 0.97 | 0.15 | 0.69 | 1.14 | 0.29 | 0.08 | 0.60 | 0.12 | 0.10 | 2.80 | 2.90 | |||||||||||||
1937 | 0.56 | 3.02 | 0.35 | 2.56 | 1.06 | 0.64 | 0.43 | 0.36 | 2.55 | 1.48 | 2.37 | 3.80 | k | 3.80 | ||||||||||||
1938 | 0.36 | p | 1.92 | j | 1.72 | h | 0.44 | p | 0.75 | 0.12 | y | 0.21 | z | 0.17 | z | 0.85 | 2.15 | p | 2.00 | q | 1.17 | u | 2.15 | |||
1939 | 3.80 | j | 0.98 | p | 0.21 | r | 0.59 | 0.80 | 0.89 | m | 0.73 | 0.12 | 0.72 | 1.18 | 0.84 | 3.97 | 3.97 | |||||||||
1940 | 3.12 | 2.08 | 1.01 | 1.24 | 0.69 | 1.10 | 0.63 | t | 0.10 | 1.62 | 2.35 | 2.74 | 2.98 | 3.12 | ||||||||||||
1941 | 1.97 | 1.15 | 0.28 | 1.22 | 1.85 | 0.81 | 9999.00 | z | 0.45 | 0.69 | 0.52 | 2.27 | 1.75 | 2.27 | ||||||||||||
1942 | 1.97 | 0.97 | 0.69 | 1.22 | 0.46 | 0.70 | 0.61 | 0.36 | 0.04 | 0.45 | 1.29 | 1.68 | 1.97 | |||||||||||||
1943 | 1.40 | 0.79 | 2.26 | 1.85 | 0.24 | 0.59 | 0.10 | 0.95 | 0.05 | 3.20 | 1.61 | 0.73 | 3.20 | |||||||||||||
1944 | 1.52 | 0.75 | 0.72 | 0.84 | 0.56 | 0.82 | 0.53 | 0.18 | 0.15 | 0.68 | 3.12 | 2.00 | 3.12 | |||||||||||||
1945 | 1.19 | 3.68 | 2.43 | 0.27 | 0.82 | 0.57 | 0.46 | 0.56 | 0.62 | 0.56 | 2.60 | 1.80 | 3.68 | |||||||||||||
1946 | 2.60 | 1.65 | 0.58 | 0.75 | 0.56 | 1.20 | 0.64 | 0.20 | 0.93 | 1.10 | 2.00 | 2.50 | 2.60 | |||||||||||||
1947 | 1.36 | 4.10 | 0.98 | 0.65 | 0.34 | 1.21 | 0.65 | 0.38 | 0.43 | 2.62 | 0.73 | 2.70 | 4.10 | |||||||||||||
1948 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.10 | c | 0.47 | 0.75 | 1.60 | 0.75 | 2.83 | 1.95 | 2.83 | |||||||
1949 | 0.35 | 3.00 | 2.20 | 0.59 | 0.11 | 0.32 | 0.42 | 0.50 | 0.54 | 0.35 | 2.13 | 1.62 | 3.00 | |||||||||||||
1950 | 2.15 | 3.23 | b | 1.40 | 1.14 | 0.36 | 1.08 | 0.34 | 0.30 | 0.16 | 2.50 | 2.43 | 2.26 | 3.23 | ||||||||||||
1951 | 4.19 | 2.42 | 0.78 | 1.28 | 1.03 | b | 0.16 | 0.62 | a | 0.50 | 0.44 | 1.13 | 3.52 | 2.12 | 4.19 | |||||||||||
1952 | 2.04 | 1.65 | 1.30 | 0.90 | 0.26 | 1.22 | 0.46 | 0.67 | 0.15 | 0.15 | 2.01 | 4.00 | 4.00 | |||||||||||||
1953 | 1.96 | 0.67 | 1.24 | 0.97 | 0.64 | 0.71 | 0.53 | 0.73 | 0.58 | 1.12 | 1.72 | 1.43 | 1.96 | |||||||||||||
1954 | 3.40 | 3.69 | 2.00 | a | 1.10 | 1.05 | 1.00 | 1.21 | 0.55 | 0.69 | 1.50 | 2.62 | 3.03 | 3.69 | ||||||||||||
1955 | 0.50 | 0.82 | 0.27 | 2.23 | 0.38 | 1.13 | 0.37 | 0.10 | 0.86 | 2.16 | 2.48 | 3.22 | 3.22 | |||||||||||||
1956 | 3.98 | 2.00 | 2.36 | 0.30 | 0.94 | 1.05 | 0.08 | 0.83 | 0.50 | 1.85 | 0.54 | 2.40 | 3.98 | |||||||||||||
1957 | 1.10 | 3.50 | A | 1.44 | 1.70 | 0.81 | 0.23 | 1.18 | 0.09 | 0.37 | 2.53 | 1.89 | 2.16 | 2.53 | ||||||||||||
1958 | 2.00 | 2.83 | 0.55 | 1.08 | 0.40 | 0.31 | a | 0.00 | 0.07 | d | 0.23 | 1.47 | 0.90 | 1.37 | 2.83 | |||||||||||
1959 | 4.50 | 2.50 | 1.40 | 0.46 | 1.20 | 0.44 | 0.28 | 0.20 | 0.76 | 0.27 | 1.05 | 1.55 | 4.50 | |||||||||||||
1960 | 3.35 | 1.72 | 2.20 | 1.01 | 0.53 | 0.23 | 0.06 | 0.71 | 0.20 | 1.02 | 2.00 | 1.74 | 3.35 | |||||||||||||
1961 | 1.77 | 2.00 | 1.82 | 1.40 | d | 0.75 | 0.35 | 0.70 | 0.25 | 0.22 | 1.13 | 3.21 | 1.60 | 3.21 | ||||||||||||
1962 | 0.87 | 1.28 | 0.60 | 1.96 | 0.50 | 0.73 | 0.76 | 0.39 | 1.91 | 3.41 | 2.82 | 1.50 | 3.41 | |||||||||||||
1963 | 0.78 | 2.65 | 1.19 | 1.20 | 2.64 | 0.82 | 0.73 | 1.11 | 0.23 | 1.70 | 1.99 | 0.99 | 2.65 | |||||||||||||
1964 | 1.24 | 0.33 | 2.91 | 9999.00 | z | 0.43 | 1.23 | 0.18 | 0.50 | 1.11 | 0.14 | 1.07 | 0.63 | 2.91 | ||||||||||||
1965 | 1.07 | 0.80 | 0.12 | 1.38 | 0.53 | 0.90 | 0.24 | 0.84 | 0.14 | 0.61 | 2.00 | 1.70 | 2.00 | |||||||||||||
1966 | 1.90 | 1.55 | 2.76 | 0.48 | 0.79 | 0.74 | 0.86 | 0.06 | 0.60 | 0.82 | 1.89 | 3.10 | 3.10 | |||||||||||||
1967 | 3.12 | 0.45 | 2.18 | 0.65 | 0.22 | 0.75 | 0.37 | 0.10 | 0.53 | 3.82 | 0.96 | 3.60 | 3.82 | |||||||||||||
1968 | 2.60 | 1.58 | 2.63 | 0.17 | 0.33 | 0.68 | 0.16 | 0.46 | 0.43 | 0.93 | 1.81 | 2.46 | 2.63 | |||||||||||||
1969 | 0.80 | 4.00 | 1.02 | 1.20 | 0.52 | 0.75 | 0.30 | 0.35 | 0.76 | 0.44 | 2.24 | 4.88 | 4.88 | |||||||||||||
1970 | 1.35 | 1.68 | 1.73 | 1.47 | 0.67 | 0.45 | 0.55 | 0.30 | 0.74 | 2.41 | 1.52 | 2.80 | 2.80 | |||||||||||||
1971 | 2.57 | 1.20 | 2.34 | 1.82 | 1.15 | 0.73 | 0.34 | 0.26 | 1.07 | 2.03 | 2.31 | 2.09 | 2.57 | |||||||||||||
1972 | 1.85 | 1.89 | A | 1.99 | 1.64 | 0.23 | 0.83 | 0.17 | 0.85 | 1.20 | 0.29 | 1.97 | 2.09 | 2.09 | ||||||||||||
1973 | 1.22 | 2.65 | 1.45 | 0.40 | 0.83 | 0.70 | 0.26 | 0.29 | 1.26 | 1.07 | 2.09 | 3.11 | 3.11 | |||||||||||||
1974 | 3.06 | 1.95 | 2.47 | 0.80 | 0.48 | 0.66 | 0.86 | 0.19 | 0.14 | 0.38 | 2.46 | 2.01 | A | 3.06 | ||||||||||||
1975 | 1.20 | A | 2.69 | d | 1.49 | 0.74 | 2.61 | 0.85 | 0.32 | 1.80 | 0.14 | 3.15 | 2.20 | A | 1.98 | 3.15 | ||||||||||
1976 | 0.79 | 1.18 | 2.50 | 0.64 | 1.00 | 0.49 | 0.34 | 0.66 | 0.71 | 0.68 | 0.19 | 1.51 | 2.50 | |||||||||||||
1977 | 0.18 | 1.11 | A | 4.51 | A | 0.24 | a | 0.90 | 0.65 | 0.66 | 0.90 | 0.56 | 1.39 | A | 1.25 | 1.62 | 1.62 | |||||||||
1978 | 1.77 | A | 2.25 | 3.10 | 1.08 | 1.34 | 0.17 | 0.73 | 1.40 | 2.90 | 0.25 | 0.70 | 1.77 | 3.10 | ||||||||||||
1979 | 0.29 | 3.40 | 1.03 | 1.12 | 1.48 | 0.35 | 0.69 | 0.19 | 0.71 | 2.39 | 2.00 | 2.00 | A | 3.40 | ||||||||||||
1980 | 3.24 | 2.55 | 1.82 | 1.94 | 0.36 | 1.55 | 0.20 | 0.42 | 0.29 | A | 0.33 | 2.04 | 1.06 | 3.24 | ||||||||||||
1981 | 1.48 | A | 1.75 | 9999.00 | z | 9999.00 | z | 0.81 | 9999.00 | z | 0.46 | 0.39 | 1.78 | 1.53 | 3.65 | 4.69 | a | 4.69 | ||||||||
1982 | 1.48 | 1.46 | 2.73 | 2.66 | 0.53 | a | 0.77 | 0.30 | 0.77 | A | 0.38 | 5.12 | 1.23 | 3.40 | 5.12 | |||||||||||
1983 | 2.64 | b | 3.35 | 1.70 | 0.92 | 0.70 | A | 0.80 | 0.95 | 0.20 | a | 1.02 | 0.21 | A | 2.96 | 1.01 | A | 3.35 | ||||||||
1984 | 0.49 | 1.87 | 0.43 | 1.80 | 1.24 | 1.12 | 0.00 | 0.65 | 1.72 | a | 1.12 | A | 3.65 | A | 1.01 | A | 1.87 | |||||||||
1985 | 0.16 | 1.51 | 1.53 | 0.55 | 0.51 | 0.90 | a | 0.19 | 0.48 | 0.47 | 2.08 | A | 0.33 | A | 0.70 | A | 1.53 | |||||||||
1986 | 3.01 | 1.70 | 1.50 | 0.95 | 0.76 | 0.26 | a | 0.15 | 0.10 | 0.15 | 2.38 | A | 1.95 | 2.49 | A | 3.01 | ||||||||||
1987 | 2.14 | b | 9999.00 | z | 9999.00 | z | 0.47 | 1.27 | 0.10 | 0.23 | 0.49 | 0.20 | 0.00 | a | 1.81 | A | 3.40 | A | 2.14 | |||||||
1988 | 2.40 | c | 9999.00 | z | 1.08 | 0.80 | 9999.00 | z | 0.82 | a | 0.20 | 0.12 | A | 1.29 | A | 0.32 | A | 2.47 | d | 0.78 | a | 2.47 | ||||
1989 | 0.85 | e | 1.90 | b | 0.88 | 0.60 | 0.61 | 0.10 | 0.46 | A | 0.40 | A | 0.31 | c | 2.92 | d | 0.53 | b | 2.82 | A | 2.92 | |||||
1990 | 2.15 | A | 1.50 | a | 0.80 | 0.49 | 0.94 | 1.22 | b | 1.00 | 0.25 | A | 0.10 | A | 1.20 | d | 2.63 | A | 2.80 | A | 1.50 | |||||
1991 | 1.05 | a | 2.62 | 1.25 | 2.75 | a | 0.30 | A | 0.39 | A | 0.50 | 0.85 | A | 0.32 | 0.40 | a | 2.35 | A | 1.38 | A | 2.75 | |||||
1992 | 3.95 | a | 1.71 | 0.52 | 1.42 | 0.19 | 0.73 | 0.91 | 0.27 | 0.26 | 0.60 | 1.91 | A | 2.70 | A | 3.95 | ||||||||||
1993 | 1.85 | A | 0.10 | 0.97 | 0.92 | 0.75 | 0.96 | 0.90 | 0.15 | 0.38 | 0.24 | 0.52 | a | 2.93 | 2.93 | |||||||||||
1994 | 0.95 | A | 2.62 | 1.37 | 1.28 | 1.00 | 0.67 | 0.59 | 0.11 | 0.30 | 1.81 | 2.27 | a | 3.24 | b | 3.24 | ||||||||||
1995 | 3.48 | 1.26 | a | 2.10 | 1.70 | 0.30 | 1.68 | A | 0.64 | A | 0.70 | 0.65 | 0.92 | A | 1.73 | A | 3.06 | A | 3.48 | |||||||
1996 | 9999.00 | z | 2.20 | 0.45 | 3.00 | b | 0.79 | A | 0.15 | A | 0.57 | A | 0.53 | A | 0.62 | A | 1.36 | A | 0.66 | A | 2.90 | A | 3.00 | |||
1997 | 2.20 | A | 0.26 | 2.22 | 1.45 | 0.58 | 0.66 | A | 0.87 | 0.64 | A | 1.40 | A | 2.57 | f | 2.60 | A | 1.76 | A | 2.57 | ||||||
1998 | 3.30 | A | 2.44 | 1.08 | 0.34 | 0.82 | A | 0.50 | h | 1.00 | A | 0.88 | A | 0.20 | b | 1.62 | A | 3.60 | A | 2.60 | f | 2.60 | ||||
1999 | 4.69 | a | 4.60 | 3.56 | 0.88 | 0.70 | f | 0.64 | f | 0.59 | e | 0.51 | e | 0.13 | c | 3.08 | e | 3.84 | i | 1.97 | f | 4.69 | ||||
2000 | 2.02 | k | 2.30 | a | 0.83 | 0.37 | 0.71 | e | 0.94 | e | 0.84 | f | 0.22 | e | 0.19 | h | 3.40 | i | 0.66 | j | 1.39 | i | 3.40 | |||
2001 | 1.26 | g | 0.64 | 0.58 | 0.82 | a | 0.56 | e | 0.84 | 0.94 | a | 1.17 | 0.32 | 1.55 | e | 2.49 | g | 3.90 | c | 3.90 | ||||||
2002 | 2.51 | 1.34 | 2.13 | 1.20 | 0.44 | 0.41 | b | 0.60 | e | 0.17 | d | 0.11 | e | 0.40 | f | 1.36 | h | 2.30 | c | 2.51 | ||||||
2003 | 2.62 | 1.08 | A | 4.43 | 0.46 | a | 0.54 | A | 0.92 | A | 0.12 | 0.11 | 0.40 | A | 0.15 | u | 2.50 | A | 2.24 | f | 4.43 | |||||
2004 | 1.40 | b | 1.01 | 1.60 | 0.95 | 0.75 | c | 0.57 | A | 0.40 | A | 1.06 | b | 0.76 | A | 1.87 | b | 1.65 | f | 2.16 | A | 1.87 | ||||
2005 | 1.44 | A | 0.62 | a | 2.84 | 0.98 | 1.82 | A | 1.05 | e | 0.62 | A | 0.67 | A | 9999.00 | z | 1.57 | A | 1.85 | j | 2.91 | A | 2.84 | |||
2006 | 2.71 | A | 2.20 | 1.92 | 0.94 | A | 0.53 | A | 0.56 | A | 0.12 | A | 0.30 | 0.55 | b | 0.41 | A | 2.95 | A | 2.72 | A | 2.20 | ||||
2007 | 1.48 | A | 1.43 | 0.45 | b | 0.58 | 0.43 | b | 0.37 | a | 0.50 | 0.27 | A | 0.65 | A | 1.11 | e | 1.70 | A | 5.51 | A | 1.43 | ||||
2008 | 3.00 | 0.29 | 0.96 | 1.06 | b | 0.49 | A | 0.81 | A | 0.32 | c | 0.90 | A | 0.40 | A | 1.52 | A | 1.46 | A | 0.50 | A | 3.00 | ||||
2009 | 0.64 | h | 0.75 | 1.49 | 0.51 | 9999.00 | z | 0.40 | A | 0.50 | A | 0.75 | j | 1.10 | A | 2.30 | A | 3.20 | A | 1.56 | j | 1.56 | ||||
2010 | 2.64 | A | 1.80 | b | 1.66 | 2.31 | 0.57 | A | 0.92 | j | 0.19 | A | 0.44 | A | 1.05 | A | 2.77 | A | 2.47 | k | 3.60 | A | 2.47 | |||
2011 | 1.00 | 2.11 | 2.85 | 0.61 | 1.54 | A | 0.46 | b | 0.57 | A | 0.10 | 0.98 | j | 0.93 | j | 2.93 | g | 0.86 | A | 2.93 | ||||||
2012 | 3.16 | k | 1.49 | d | 2.98 | a | 0.67 | b | 1.01 | f | 1.34 | 0.57 | 0.23 | 0.10 | 2.06 | 4.44 | 3.01 | 4.44 | ||||||||
2013 | 1.40 | 1.05 | 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 | 9999.00 | z | 1.40 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.89 | 1.75 | 1.49 | 1.00 | 0.74 | 0.71 | 0.47 | 0.49 | 0.68 | 1.31 | 1.90 | 2.22 | 3.11 | |||||||||||||
S.D. | 1.05 | 0.98 | 0.95 | 0.63 | 0.48 | 0.35 | 0.28 | 0.37 | 0.56 | 1.03 | 0.90 | 0.96 | 0.75 | |||||||||||||
SKEW | 0.61 | 0.62 | 0.83 | 1.15 | 1.80 | 0.32 | 0.42 | 1.26 | 1.58 | 1.12 | 0.07 | 0.50 | 0.45 | |||||||||||||
MAX | 4.69 | 4.60 | 4.51 | 3.00 | 2.64 | 1.68 | 1.21 | 1.80 | 2.90 | 5.12 | 4.44 | 4.88 | 5.12 | |||||||||||||
MIN | 0.16 | 0.10 | 0.05 | 0.15 | 0.11 | 0.10 | 0.00 | 0.06 | 0.04 | 0.00 | 0.10 | 0.53 | 1.62 | |||||||||||||
NO YRS | 78 | 87 | 84 | 86 | 80 | 84 | 83 | 86 | 83 | 77 | 70 | 75 | 47 |