YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.44 | 0.30 | 0.46 | 0.42 | ----- | z | ||||||
1940 | 1.80 | o | 2.24 | 3.85 | 0.32 | 0.27 | 0.00 | 0.00 | 0.00 | 0.22 | 0.54 | 0.13 | 1.33 | 3.85 | o | |||||||||||
1941 | 1.88 | 1.14 | 1.38 | 2.36 | 0.46 | 0.11 | 0.03 | 0.00 | 0.00 | 0.48 | 0.81 | 1.29 | 2.36 | |||||||||||||
1942 | 1.87 | 1.60 | 1.44 | 0.73 | 0.65 | 0.12 | 0.00 | 0.00 | 0.16 | 0.56 | 2.38 | 1.10 | 2.38 | |||||||||||||
1943 | 3.51 | 1.16 | 0.83 | 0.69 | 0.09 | 0.34 | 0.00 | 0.00 | 0.00 | 0.64 | 0.45 | 1.05 | 3.51 | |||||||||||||
1944 | 0.73 | 1.24 | 0.46 | 0.84 | 0.64 | 0.15 | 0.00 | 0.00 | 0.00 | 1.74 | 1.07 | 0.80 | 1.74 | |||||||||||||
1945 | 0.47 | 2.38 | 0.94 | 0.44 | 0.51 | 0.04 | 0.00 | ----- | z | 0.04 | 1.28 | 0.85 | 1.94 | ----- | z | |||||||||||
1946 | 1.10 | 1.02 | 0.65 | 0.14 | 0.53 | 0.00 | 0.20 | 0.00 | 0.08 | 0.15 | 2.56 | 0.95 | 2.56 | |||||||||||||
1947 | 0.68 | 1.60 | 0.90 | 0.08 | 0.34 | 0.20 | 0.00 | 0.00 | 0.00 | 0.82 | 0.78 | 0.65 | 1.60 | |||||||||||||
1948 | 0.30 | 0.49 | 0.57 | 0.50 | 0.26 | 0.06 | 0.00 | 0.00 | 0.04 | 0.55 | 0.20 | 1.94 | 1.94 | |||||||||||||
1949 | 1.05 | 1.12 | 1.27 | 0.00 | 0.35 | 0.00 | 0.00 | 0.09 | 0.00 | n | 0.00 | c | ----- | z | ----- | z | ----- | z | ||||||||
1950 | ----- | z | 1.60 | d | 0.46 | 1.16 | 0.25 | 0.11 | 0.00 | 0.00 | 0.04 | 0.71 | 1.55 | 1.14 | ----- | z | ||||||||||
1951 | 1.03 | 0.84 | 1.35 | 0.80 | 0.77 | 0.15 | 0.05 | 0.00 | 0.15 | 1.12 | 1.62 | 4.10 | a | 4.10 | a | |||||||||||
1952 | 1.70 | 0.70 | 1.50 | 0.27 | 0.25 | 1.08 | 0.03 | 0.00 | 0.06 | 0.10 | 1.84 | 2.27 | 2.27 | |||||||||||||
1953 | 0.83 | 0.05 | o | ----- | z | 2.31 | f | 0.34 | 0.56 | 0.00 | 0.14 | 0.04 | 0.39 | 1.80 | 0.28 | ----- | z | |||||||||
1954 | 1.89 | 1.03 | 1.67 | 0.86 | 0.06 | 0.31 | 0.04 | 0.22 | 0.05 | 0.12 | 0.67 | 1.41 | 1.89 | |||||||||||||
1955 | 1.46 | 0.35 | 0.19 | 0.63 | 0.29 | 0.03 | 0.04 | c | 0.00 | f | 0.16 | 0.17 | 1.05 | 2.80 | 2.80 | i | ||||||||||
1956 | 4.94 | c | 1.02 | a | 0.00 | 0.70 | 0.56 | a | 0.07 | 0.09 | a | 0.16 | 0.34 | 0.68 | 0.00 | 0.25 | 4.94 | f | ||||||||
1957 | 1.57 | a | 0.97 | 1.89 | a | 0.64 | 1.07 | 0.08 | 0.00 | 0.08 | 0.71 | 1.40 | 0.36 | 1.50 | 1.89 | b | ||||||||||
1958 | 2.20 | a | 2.10 | a | 1.28 | 1.74 | 0.40 | 0.36 | 0.30 | 0.00 | 0.10 | 0.17 | 0.16 | 1.22 | 2.20 | b | ||||||||||
1959 | 1.70 | 1.37 | 0.22 | 0.42 | 0.12 | 0.00 | 0.00 | 0.10 | 2.56 | 0.40 | 0.00 | 1.32 | 2.56 | |||||||||||||
1960 | 0.92 | 0.93 | 0.34 | 0.57 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 2.35 | 0.60 | 2.35 | |||||||||||||
1961 | 1.80 | a | 0.42 | 0.90 | e | 0.91 | 0.69 | 0.12 | 0.00 | 0.10 | 0.50 | 0.07 | 1.40 | 1.83 | a | 1.83 | g | |||||||||
1962 | 1.34 | 1.80 | 1.22 | 0.37 | 0.10 | 0.00 | 0.00 | 0.21 | a | 0.32 | 4.90 | 0.34 | 2.45 | b | 4.90 | c | ||||||||||
1963 | 2.18 | 1.63 | 1.66 | 1.49 | c | 0.35 | 0.00 | 0.00 | 0.02 | 0.09 | 1.27 | 0.80 | 0.50 | 2.18 | c | |||||||||||
1964 | 2.91 | 0.32 | 0.61 | 0.23 | 0.13 | 0.58 | 0.00 | 0.00 | 0.00 | 0.75 | 0.84 | 1.65 | b | 2.91 | b | |||||||||||
1965 | 1.80 | 0.66 | 0.65 | a | 1.20 | 0.00 | 0.06 | 0.00 | 0.23 | 0.00 | 0.00 | 1.06 | 1.37 | 1.80 | a | |||||||||||
1966 | 1.76 | 1.04 | 0.33 | 0.35 | 0.20 | 0.00 | 0.06 | 0.13 | 0.18 | 0.00 | 1.10 | 1.13 | 1.76 | |||||||||||||
1967 | 3.95 | 0.15 | 1.60 | 1.72 | 0.15 | 1.12 | 0.00 | 0.00 | 0.00 | 0.28 | 0.73 | 0.80 | 3.95 | |||||||||||||
1968 | 2.10 | 0.80 | 1.41 | 0.61 | 0.18 | 0.00 | 0.00 | 0.11 | 0.00 | 0.25 | 0.68 | 2.04 | 2.10 | |||||||||||||
1969 | 1.20 | 1.32 | 0.65 | 1.27 | 0.06 | 0.15 | 0.00 | 0.00 | 0.16 | 0.78 | 0.54 | 1.12 | 1.32 | |||||||||||||
1970 | 2.64 | 0.95 | 1.30 | 0.14 | 0.15 | 0.16 | 0.00 | 0.00 | 0.00 | 0.35 | 2.40 | 1.60 | 2.64 | |||||||||||||
1971 | 0.36 | 0.36 | 1.43 | 0.57 | 0.25 | 0.08 | 0.08 | 0.20 | 0.20 | 0.15 | 1.01 | a | 1.70 | a | 1.70 | b | ||||||||||
1972 | 0.50 | 0.46 | 0.07 | 0.50 | 0.06 | 0.20 | 0.00 | 0.00 | 0.60 | 1.92 | 1.20 | 0.88 | 1.92 | |||||||||||||
1973 | 2.40 | 1.25 | ----- | z | 0.23 | 0.21 | 0.05 | 0.00 | 0.09 | 0.31 | 0.97 | 1.65 | 1.74 | ----- | z | |||||||||||
1974 | 1.90 | 0.91 | 1.98 | 1.81 | 0.01 | 0.19 | 0.60 | 0.07 | 0.00 | 0.60 | 0.47 | 1.00 | 1.98 | |||||||||||||
1975 | 0.84 | 1.19 | 1.29 | 0.97 | 0.07 | 0.12 | 0.24 | 0.36 | 0.02 | 1.35 | 0.35 | 0.22 | 1.35 | |||||||||||||
1976 | 0.46 | 1.54 | 0.57 | 1.05 | 0.07 | 0.03 | 0.10 | 0.60 | 0.38 | 0.27 | 0.83 | 2.41 | 2.41 | |||||||||||||
1977 | 1.29 | 0.57 | 1.58 | 0.11 | 0.32 | 0.00 | 0.11 | 0.19 | 1.15 | 0.23 | 1.63 | 1.51 | 1.63 | |||||||||||||
1978 | 3.08 | 1.50 | 1.28 | 1.88 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.99 | 0.44 | 3.08 | |||||||||||||
1979 | 2.00 | 1.32 | 1.88 | 0.28 | 0.66 | 0.00 | 0.29 | 0.07 | 0.00 | 2.20 | 1.05 | 2.02 | 2.20 | |||||||||||||
1980 | 1.43 | 2.35 | 0.52 | 1.26 | 0.31 | 0.03 | 0.06 | 0.05 | 0.10 | 0.18 | 0.24 | 1.35 | 2.35 | |||||||||||||
1981 | 3.03 | 0.47 | 0.90 | 0.09 | 0.22 | 0.00 | 0.00 | 0.13 | 0.20 | 2.35 | 2.00 | 2.15 | 3.03 | |||||||||||||
1982 | 5.33 | 2.28 | 2.80 | 1.39 | v | 0.00 | 0.42 | 0.00 | 0.15 | 0.91 | 1.40 | a | 2.83 | 2.06 | 5.33 | w | ||||||||||
1983 | 2.25 | 1.90 | a | 2.22 | a | 1.00 | 0.81 | a | 0.02 | b | 0.00 | 0.08 | 0.60 | 1.02 | 1.55 | c | 2.66 | 2.66 | h | |||||||
1984 | 0.15 | 0.93 | 0.80 | a | 0.41 | 0.17 | 0.23 | 0.02 | 0.16 | 0.10 | 1.91 | 2.26 | 1.27 | 2.26 | a | |||||||||||
1985 | 0.47 | a | 2.65 | 1.43 | 0.07 | a | 0.09 | 0.24 | 0.09 | 0.02 | 0.14 | 1.31 | ----- | z | 1.30 | ----- | z | |||||||||
1986 | 1.00 | 2.03 | 1.95 | 0.22 | 0.43 | 0.02 | 0.05 | 0.03 | 1.20 | 0.26 | 0.10 | 1.00 | 2.03 | |||||||||||||
1987 | 1.10 | 2.10 | a | 1.31 | 0.66 | 0.05 | 0.05 | 0.00 | 0.05 | 0.00 | 0.85 | a | 0.63 | 1.40 | 2.10 | b | ||||||||||
1988 | 1.23 | 0.40 | 0.06 | 1.35 | 0.21 | 0.18 | 0.10 | q | 0.01 | 0.01 | 0.75 | 1.15 | 1.56 | 1.56 | q | |||||||||||
1989 | 0.73 | 0.48 | 1.38 | 0.82 | 0.16 | 0.04 | 0.03 | a | 0.18 | 0.49 | 0.95 | 1.85 | 0.02 | 1.85 | a | |||||||||||
1990 | 1.58 | a | 1.01 | 0.40 | 0.09 | 1.28 | 0.09 | a | 0.04 | 0.06 | 0.15 | 0.37 | 0.45 | 0.85 | 1.58 | b | ||||||||||
1991 | 0.39 | 1.78 | 1.34 | 0.30 | 0.40 | 0.16 | 0.06 | 0.22 | 0.05 | 1.89 | b | 0.55 | o | 1.91 | b | 1.91 | s | |||||||||
1992 | 1.58 | 1.84 | g | 0.59 | k | 0.26 | s | 0.02 | t | 0.50 | v | 0.01 | 0.04 | 0.04 | 1.56 | l | 0.20 | p | 1.36 | ----- | z | |||||
1993 | 2.34 | k | 0.96 | i | 0.90 | j | 0.47 | 0.41 | 0.47 | a | 0.02 | 0.05 | c | 0.13 | a | 0.16 | 0.69 | d | 1.16 | r | ----- | z | ||||
1994 | 1.37 | o | 1.80 | 0.39 | k | 0.71 | c | 0.92 | b | 0.11 | 0.04 | 0.04 | 0.04 | 0.03 | 2.00 | a | 1.16 | ----- | z | |||||||
1995 | 1.84 | 0.12 | 2.22 | l | 0.61 | 0.49 | 0.33 | 0.05 | 0.02 | 0.05 | 0.04 | 0.09 | 2.52 | 2.52 | l | |||||||||||
1996 | 1.80 | 1.43 | 1.32 | 0.96 | 0.90 | 0.06 | 0.04 | 0.02 | 0.09 | 0.73 | 1.30 | 1.93 | 1.93 | |||||||||||||
1997 | 2.15 | 0.13 | 0.22 | 0.56 | 0.44 | 0.37 | 0.05 | 0.72 | 0.05 | 0.58 | 2.30 | 1.48 | 2.30 | |||||||||||||
1998 | 1.87 | 2.92 | 0.57 | 0.77 | 1.28 | 0.10 | 0.05 | 0.02 | 0.04 | 0.91 | 1.10 | 0.68 | 2.92 | |||||||||||||
1999 | 1.82 | 1.80 | 1.11 | 1.28 | 0.05 | 0.19 | 0.03 | 0.08 | 0.20 | 0.80 | 0.82 | 0.28 | 1.82 | |||||||||||||
2000 | 2.48 | 1.99 | 1.06 | 1.72 | 0.82 | 0.18 | 0.07 | 0.07 | 0.30 | 1.77 | 0.36 | 0.28 | 2.48 | |||||||||||||
2001 | 1.10 | 0.81 | 0.75 | 0.58 | 0.01 | n | 0.11 | b | 0.21 | 0.09 | 0.11 | 0.44 | ----- | z | ----- | z | ----- | z | ||||||||
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.04 | a | 0.06 | c | 0.08 | b | 0.05 | f | 2.50 | d | 5.50 | m | ----- | z |
2003 | 0.63 | e | 1.30 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.11 | d | 0.04 | 0.91 | 2.12 | ----- | z | |||
2004 | 1.43 | 1.67 | 0.53 | 0.11 | 0.11 | 0.01 | 0.05 | 0.10 | 0.09 | 2.14 | 0.44 | 2.90 | 2.90 | |||||||||||||
2005 | 1.21 | 1.14 | 0.84 | 0.51 | 0.66 | 0.71 | 0.04 | 0.01 | 0.13 | 0.14 | 0.81 | 2.42 | 2.42 | |||||||||||||
2006 | 1.62 | 0.87 | a | 1.61 | 0.89 | 0.23 | 0.01 | 0.02 | 0.00 | a | 0.02 | 0.46 | 0.55 | 1.18 | 1.62 | b | ||||||||||
2007 | 0.42 | 1.01 | 0.36 | 0.64 | 0.21 | 0.04 | 0.10 | 0.01 | 0.09 | 1.28 | 1.02 | 0.81 | 1.28 | |||||||||||||
2008 | 2.33 | 0.89 | 0.13 | 0.16 | 0.04 | 0.03 | 0.05 | 0.06 | 0.02 | 0.24 | 1.36 | 0.60 | 2.33 | |||||||||||||
2009 | 0.51 | 2.76 | 0.75 | 0.23 | 0.60 | 0.06 | 0.05 | 0.09 | 0.34 | 2.86 | 0.14 | 0.55 | 2.86 | |||||||||||||
2010 | 1.49 | 0.59 | 0.71 | 0.90 | 1.14 | 0.12 | 0.00 | 0.04 | 0.08 | 0.56 | 0.79 | 1.74 | 1.74 | |||||||||||||
2011 | 0.46 | a | 1.30 | a | 0.91 | 0.13 | 0.41 | 1.07 | 0.12 | 0.13 | 0.01 | a | 0.88 | 0.58 | 0.15 | 1.30 | c | |||||||||
2012 | 1.21 | 0.28 | 1.13 | a | 1.05 | 0.05 | 0.17 | a | 0.05 | 0.02 | 0.01 | 1.28 | a | 1.69 | 1.40 | 1.69 | c | |||||||||
2013 | 0.13 | 0.27 | a | 0.45 | 0.44 | b | 0.15 | 0.19 | 0.02 | 0.06 | 0.77 | 0.00 | b | 1.19 | 0.19 | 1.19 | e | |||||||||
2014 | 0.05 | 0.66 | 0.47 | 0.35 | 0.04 | b | 0.04 | a | 0.03 | 0.05 | a | 0.44 | 0.41 | a | 0.40 | 2.11 | a | 2.11 | f | |||||||
2015 | 0.00 | 0.75 | 0.09 | 0.37 | 0.02 | 0.06 | a | 0.01 | 0.04 | 0.05 | 0.13 | 0.62 | 1.68 | a | 1.68 | b | ||||||||||
2016 | 1.32 | a | 0.69 | 1.65 | 0.44 | 0.07 | 0.03 | a | 0.07 | 0.05 | 0.00 | b | 1.34 | 0.58 | a | 1.22 | 1.65 | e | ||||||||
2017 | 1.50 | 1.46 | a | 1.19 | a | 1.29 | 0.02 | 0.14 | 0.02 | 0.08 | 0.08 | 0.41 | 1.99 | 0.12 | 1.99 | b | ||||||||||
2018 | 2.00 | 0.33 | 1.00 | 1.43 | 0.06 | 0.09 | 0.03 | 0.04 | 0.01 | 0.10 | 1.22 | 0.40 | 2.00 | |||||||||||||
2019 | 0.94 | 0.80 | 0.79 | 0.31 | 0.87 | 0.04 | 0.05 | b | 0.10 | 0.20 | a | 0.03 | 1.10 | 0.82 | 1.10 | c | ||||||||||
2020 | 1.45 | 0.00 | 0.49 | 0.71 | 0.26 | 0.04 | 0.02 | 0.09 | 0.02 | 0.02 | 0.38 | 0.90 | 1.45 | |||||||||||||
2021 | 0.98 | 1.29 | 0.60 | a | 0.02 | 0.07 | 0.04 | 0.04 | 0.03 | 0.06 | 2.08 | 0.33 | 5.38 | 5.38 | a | |||||||||||
2022 | 0.55 | 0.11 | 0.40 | a | 0.60 | a | 0.05 | 0.28 | 0.12 | a | 0.04 | 0.24 | 0.10 | 0.87 | 3.09 | 3.09 | c | |||||||||
2023 | 1.93 | a | 0.90 | 1.56 | 0.19 | 0.82 | 0.05 | 0.04 | 0.10 | 0.12 | 0.09 | 0.72 | 1.71 | 1.93 | a | |||||||||||
2024 | 1.92 | 1.05 | 0.87 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.52 | 1.14 | 1.02 | 0.69 | 0.34 | 0.16 | 0.05 | 0.08 | 0.20 | 0.76 | 1.03 | 1.40 | 2.28 | |||||||||||||
S.D. | 0.99 | 0.67 | 0.66 | 0.51 | 0.32 | 0.23 | 0.09 | 0.12 | 0.36 | 0.80 | 0.69 | 0.90 | 0.82 | |||||||||||||
SKEW | 1.33 | 0.55 | 1.23 | 0.99 | 1.18 | 2.65 | 3.87 | 3.34 | 4.09 | 2.17 | 0.72 | 1.38 | 1.72 | |||||||||||||
MAX | 5.33 | 2.92 | 3.85 | 2.36 | 1.28 | 1.12 | 0.60 | 0.72 | 2.56 | 4.90 | 2.83 | 5.38 | 5.38 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 1.10 | |||||||||||||
YRS | 80 | 80 | 77 | 79 | 80 | 81 | 83 | 82 | 84 | 83 | 80 | 81 | 60 |