YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.86 | d | 3.86 | k |
1951 | 3.40 | 2.10 | 2.19 | 0.98 | 0.83 | a | 0.00 | 0.00 | 0.00 | 0.00 | b | 1.28 | c | 4.84 | 8.25 | 23.87 | ||||||||||
1952 | 9.00 | 1.31 | a | 2.68 | 0.77 | 0.27 | 0.40 | 0.00 | e | 0.00 | 0.00 | h | 0.00 | p | 2.08 | c | 7.79 | p | 16.51 | c | ||||||
1953 | 4.31 | 0.00 | 2.26 | c | 2.58 | a | 0.35 | g | 0.38 | d | 0.00 | 0.04 | 0.00 | f | 0.00 | o | 2.93 | f | 0.72 | 10.29 | d | |||||
1954 | 3.02 | b | 2.94 | 2.76 | c | 1.97 | 0.17 | 0.00 | j | 0.00 | r | 0.00 | j | 0.00 | 0.00 | j | 0.00 | i | 4.96 | j | 10.86 | f | ||||
1955 | 3.16 | 1.61 | g | 0.53 | 2.21 | 0.32 | 0.00 | d | 0.00 | c | 0.00 | 0.28 | 0.05 | a | 2.06 | 13.66 | 22.27 | a | ||||||||
1956 | 7.89 | 2.11 | 0.32 | g | 1.10 | 0.08 | f | 0.04 | 0.00 | 0.00 | 0.55 | 0.41 | d | 0.12 | 0.33 | g | 12.22 | c | ||||||||
1957 | 2.48 | b | 4.46 | 1.69 | h | 1.61 | 0.73 | h | 0.00 | 0.00 | g | 0.00 | d | 0.41 | c | 3.66 | 0.37 | 2.73 | 15.72 | c | ||||||
1958 | 4.22 | e | 9.55 | 6.02 | 4.33 | 0.64 | 0.33 | 0.15 | 0.07 | 0.04 | 0.13 | 0.08 | 1.10 | 26.66 | ||||||||||||
1959 | 5.19 | 5.59 | 1.05 | 0.19 | 0.00 | 0.00 | 0.00 | 0.00 | 2.49 | 0.00 | 0.00 | 2.34 | 16.85 | |||||||||||||
1960 | 3.11 | 4.79 | 2.21 | 1.05 | 0.74 | 0.00 | 0.00 | 0.00 | 0.00 | 0.13 | 3.01 | a | 1.55 | 16.59 | ||||||||||||
1961 | 4.06 | 0.96 | 1.92 | 0.71 | 0.20 | 0.04 | 0.00 | 0.05 | 0.15 | 0.18 | j | 4.01 | 2.34 | 14.44 | a | |||||||||||
1962 | 0.80 | 6.25 | 3.05 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 7.85 | 0.16 | 2.58 | 20.91 | |||||||||||||
1963 | 5.32 | 2.67 | 3.59 | 5.49 | 0.45 | 0.09 | 0.00 | 0.00 | 0.40 | 1.77 | 2.80 | 0.48 | 23.06 | |||||||||||||
1964 | 3.22 | 0.00 | 1.91 | 0.12 | 0.22 | 0.93 | 0.04 | 0.05 | 0.00 | 2.23 | 2.85 | 5.01 | 16.58 | |||||||||||||
1965 | 4.34 | 0.00 | 1.35 | 2.94 | 0.12 | 0.00 | 0.00 | 0.43 | 0.00 | 0.00 | 4.94 | 2.63 | a | 16.75 | ||||||||||||
1966 | 4.46 | 2.49 | 0.26 | 0.34 | 0.45 | 0.00 | 0.08 | 0.18 | 0.37 | 0.00 | 5.68 | 4.39 | 18.70 | |||||||||||||
1967 | 9.90 | 0.31 | 4.17 | 4.78 | 0.12 | 1.45 | 0.00 | 0.00 | 0.05 | 0.36 | 1.36 | 1.75 | 24.25 | |||||||||||||
1968 | 4.93 | 3.11 | 2.31 | 0.29 | 0.40 | 0.00 | 0.00 | 1.18 | 0.00 | 0.75 | 3.55 | 4.44 | 20.96 | |||||||||||||
1969 | 9.80 | 7.04 | 1.95 | 1.25 | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | 2.12 | 0.46 | 6.16 | 28.88 | |||||||||||||
1970 | 11.75 | 1.36 | 1.86 | 0.16 | 0.00 | 0.39 | 0.00 | 0.00 | 0.00 | 0.76 | 5.94 | 6.00 | 28.22 | |||||||||||||
1971 | 1.86 | 0.26 | 2.72 | 0.22 | 0.69 | 0.00 | 0.00 | 0.00 | 0.15 | 0.06 | 2.20 | 4.16 | 12.32 | |||||||||||||
1972 | 1.30 | 1.54 | 0.19 | 1.00 | 0.02 | 0.20 | 0.00 | 0.00 | 0.98 | 4.60 | 6.73 | 1.67 | 18.23 | |||||||||||||
1973 | 11.54 | 5.62 | 2.71 | 0.19 | 0.14 | 0.00 | 0.00 | 0.00 | 0.35 | 1.66 | 7.20 | 4.73 | 34.14 | |||||||||||||
1974 | 3.64 | 1.06 | 4.61 | 1.80 | 0.11 | 0.00 | 0.60 | 0.00 | 0.00 | 1.29 | 0.88 | 3.79 | 17.78 | |||||||||||||
1975 | 1.16 | 7.03 | 5.58 | 1.13 | 0.07 | 0.10 | 0.06 | 0.14 | 0.03 | 3.50 | 0.44 | 0.30 | 19.54 | |||||||||||||
1976 | 0.52 | 1.31 | 1.89 | 0.86 | 0.00 | 0.01 | 0.00 | 0.66 | ----- | z | 0.33 | 1.02 | 1.26 | 7.86 | a | |||||||||||
1977 | 1.89 | 1.06 | 2.13 | 0.14 | 0.81 | 0.00 | 0.00 | 0.00 | 1.08 | 0.42 | 5.44 | 5.51 | 18.48 | |||||||||||||
1978 | 9.73 | 5.25 | 5.12 | 2.02 | 0.05 | 0.05 | 0.00 | 0.00 | 0.23 | 0.00 | 1.67 | 0.84 | 24.96 | |||||||||||||
1979 | 9.13 | 4.31 | 1.93 | 1.19 | 0.59 | 0.00 | 0.00 | 0.00 | 0.00 | 2.38 | 2.47 | 6.58 | 28.58 | |||||||||||||
1980 | 6.94 | 10.33 | 3.58 | 1.24 | 0.34 | 0.01 | 0.13 | 0.00 | 0.00 | 0.20 | 0.08 | 2.67 | a | 25.52 | ||||||||||||
1981 | 5.14 | a | 1.11 | 3.74 | 0.36 | 0.04 | 0.00 | 0.00 | 0.00 | 0.19 | 1.40 | 5.91 | 5.72 | 23.61 | ||||||||||||
1982 | 8.12 | 3.82 | 6.14 | 5.05 | 0.00 | 0.01 | 0.00 | 0.00 | 1.11 | 2.79 | 4.32 | 2.51 | 33.87 | |||||||||||||
1983 | 5.78 | 8.72 | 10.89 | 3.06 | 0.79 | 0.00 | a | 0.00 | 0.01 | 0.74 | 0.30 | 6.51 | 7.48 | 44.28 | ||||||||||||
1984 | 0.30 | 1.49 | 1.17 | 0.80 | 0.00 | 0.08 | 0.00 | 0.17 | 0.10 | 1.96 | 6.52 | 1.26 | 13.85 | |||||||||||||
1985 | 0.68 | 1.95 | 4.14 | 0.06 | 0.06 | 0.02 | 0.00 | 0.00 | 0.30 | 0.65 | 4.32 | 3.05 | 15.23 | |||||||||||||
1986 | 4.57 | 11.30 | 5.61 | 0.99 | 0.19 | 0.00 | 0.00 | 0.00 | 1.09 | 0.38 | 0.10 | 1.14 | 25.37 | |||||||||||||
1987 | 3.02 | 4.12 | 3.14 | 0.08 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.95 | 2.97 | 5.63 | 19.98 | |||||||||||||
1988 | 5.62 | 0.39 | 0.26 | 1.49 | 0.68 | 0.36 | 0.00 | 0.00 | 0.00 | 0.17 | 3.86 | 3.93 | 16.76 | |||||||||||||
1989 | 1.05 | 1.82 | 5.23 | 0.37 | 0.01 | 0.21 | 0.00 | 0.00 | 1.37 | 1.59 | 1.66 | 0.00 | 13.31 | |||||||||||||
1990 | 4.26 | 2.44 | 0.80 | 0.24 | 3.25 | 0.00 | 0.00 | 0.00 | 0.26 | 0.23 | 0.35 | 1.00 | 12.83 | |||||||||||||
1991 | 0.47 | 3.21 | 9.17 | 0.31 | 0.09 | 0.02 | 0.00 | 0.02 | 0.00 | 1.99 | 0.67 | 2.42 | 18.37 | |||||||||||||
1992 | 2.18 | 7.09 | 4.14 | 0.63 | 0.00 | 0.49 | 0.00 | 0.00 | 0.00 | 3.17 | 0.26 | 9.55 | 27.51 | |||||||||||||
1993 | 10.57 | 5.79 | 3.54 | ----- | z | 0.86 | y | ----- | z | 0.00 | 0.00 | 0.00 | 0.59 | 2.65 | 2.39 | 25.53 | c | |||||||||
1994 | 2.71 | 4.48 | 0.14 | 1.19 | w | 1.26 | 0.00 | 0.00 | 0.00 | 0.02 | 0.28 | 5.30 | 4.49 | 18.68 | a | |||||||||||
1995 | 12.47 | 0.14 | 9.21 | 0.88 | 1.21 | 1.83 | 0.00 | 0.00 | 0.00 | 0.07 | 0.01 | 10.02 | 35.84 | |||||||||||||
1996 | 8.65 | 8.34 | 2.32 | 2.18 | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | 1.61 | 3.58 | 11.67 | 38.35 | a | |||||||||||
1997 | 11.07 | 0.28 | 0.52 | 0.20 | ----- | z | 0.27 | 0.00 | 0.41 | 0.00 | 0.81 | 6.73 | 2.30 | 22.59 | a | |||||||||||
1998 | 8.95 | 14.71 | 2.35 | 2.30 | 3.29 | 0.00 | 0.00 | 0.00 | 0.34 | 0.71 | 4.29 | 1.57 | 38.51 | |||||||||||||
1999 | 2.11 | 6.97 | 2.85 | 1.73 | 0.03 | 0.00 | 0.00 | 0.00 | 0.04 | 0.56 | 2.91 | 0.52 | 17.72 | |||||||||||||
2000 | 5.98 | 11.25 | 2.87 | 1.29 | 0.98 | 0.17 | 0.00 | 0.00 | 0.08 | 2.54 | 1.15 | 1.13 | 27.44 | |||||||||||||
2001 | 3.36 | 6.35 | 1.37 | 0.62 | 0.00 | 0.08 | 0.00 | 0.00 | 0.20 | 0.50 | 4.47 | 10.23 | 27.18 | |||||||||||||
2002 | 3.10 | 1.37 | 1.95 | 0.10 | 1.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.80 | 13.86 | 25.51 | |||||||||||||
2003 | 2.42 | 1.53 | 2.00 | 2.92 | 1.02 | 0.00 | 0.00 | 0.33 | 0.00 | 0.00 | 1.08 | 6.72 | 18.02 | |||||||||||||
2004 | 2.84 | 7.68 | 0.91 | 0.16 | 0.05 | 0.00 | 0.00 | 0.00 | 0.04 | 2.30 | 3.30 | 6.66 | 23.94 | |||||||||||||
2005 | 5.52 | 4.24 | 4.28 | 1.43 | 1.46 | 0.28 | 0.00 | 0.00 | 0.01 | 0.24 | 2.16 | 16.69 | 36.31 | |||||||||||||
2006 | 4.13 | 4.02 | 8.87 | 4.96 | 0.60 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 2.55 | 3.41 | 28.66 | |||||||||||||
2007 | 0.20 | 4.38 | 0.11 | 2.05 | 0.55 | 0.00 | 0.00 | 0.00 | 0.38 | 2.22 | 0.92 | 4.35 | 15.16 | |||||||||||||
2008 | 7.80 | 3.96 | 0.46 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.45 | 2.67 | 2.87 | 18.26 | |||||||||||||
2009 | 1.55 | 9.31 | 2.39 | 1.10 | 1.13 | 0.00 | 0.00 | 0.00 | 0.04 | 5.71 | 0.69 | 2.13 | 24.05 | |||||||||||||
2010 | 8.29 | 4.14 | 1.66 | 3.43 | 0.98 | 0.00 | 0.00 | 0.00 | 0.03 | 2.38 | 2.50 | 7.13 | 30.54 | |||||||||||||
2011 | 0.55 | 4.26 | 5.05 | 0.39 | 0.96 | 1.21 | 0.00 | 0.00 | 0.00 | 1.65 | 1.25 | 0.23 | 15.55 | |||||||||||||
2012 | 0.55 | 1.04 | 6.77 | 2.31 | b | 0.04 | g | 0.03 | 0.00 | a | 0.00 | b | 0.00 | 1.48 | 4.75 | a | 7.73 | 24.66 | a | |||||||
2013 | 0.60 | 0.11 | c | 1.07 | 1.41 | 0.37 | b | 0.00 | g | 0.00 | g | 0.00 | c | 1.10 | j | 0.00 | f | 1.28 | c | 0.74 | 5.58 | d | ||||
2014 | 0.26 | a | 9.58 | 2.66 | 2.39 | a | 0.00 | 0.00 | 0.00 | 0.05 | 0.82 | 0.78 | 2.29 | 10.44 | a | 29.27 | ||||||||||
2015 | 0.01 | 1.99 | 0.16 | 1.26 | 0.00 | 0.16 | 0.04 | 0.00 | 0.00 | a | 0.12 | 2.08 | 4.01 | 9.83 | ||||||||||||
2016 | 9.25 | 0.59 | 6.92 | 0.59 | 0.35 | 0.00 | 0.00 | 0.00 | 0.00 | 2.65 | 2.29 | 5.12 | 27.76 | |||||||||||||
2017 | 13.87 | 11.47 | 3.49 | 3.40 | 0.00 | 0.32 | 0.00 | 0.00 | 0.02 | 0.14 | 2.69 | 0.03 | 35.43 | |||||||||||||
2018 | 3.43 | 0.32 | 4.79 | 3.32 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 4.52 | 2.87 | 19.36 | |||||||||||||
2019 | 6.29 | 10.43 | 5.57 | 0.36 | 2.83 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.57 | a | 7.37 | 33.42 | ||||||||||||
2020 | 1.56 | 0.00 | 1.84 | 0.83 | 0.71 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.35 | 2.03 | 8.32 | |||||||||||||
2021 | 4.02 | 2.55 | 1.91 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.45 | 1.86 | 8.89 | 27.70 | |||||||||||||
2022 | 0.53 | 0.00 | 0.15 | 0.64 | 0.00 | 0.13 | 0.00 | 0.00 | 0.43 | 0.00 | 1.81 | 10.66 | 14.35 | |||||||||||||
2023 | 11.10 | 3.05 | 9.97 | 0.20 | a | 0.55 | d | 0.00 | b | 0.00 | 0.00 | 0.20 | 0.51 | 0.02 | a | 2.16 | 27.76 | |||||||||
2024 | 4.36 | a | 6.05 | 3.10 | 0.46 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 13.97 | h | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 4.75 | 4.01 | 3.17 | 1.38 | 0.49 | 0.15 | 0.02 | 0.05 | 0.22 | 1.30 | 2.64 | 4.45 | 23.10 | |||||||||||||
S.D. | 3.57 | 3.49 | 2.47 | 1.34 | 0.71 | 0.33 | 0.08 | 0.18 | 0.42 | 1.71 | 2.01 | 3.67 | 7.64 | |||||||||||||
SKEW | 0.67 | 0.91 | 1.21 | 1.35 | 2.44 | 3.40 | 6.85 | 4.66 | 3.02 | 2.30 | 0.54 | 1.18 | 0.43 | |||||||||||||
MAX | 13.87 | 14.71 | 10.89 | 5.49 | 3.29 | 1.83 | 0.60 | 1.18 | 2.49 | 8.45 | 7.20 | 16.69 | 44.28 | |||||||||||||
MIN | 0.01 | 0.00 | 0.11 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 8.32 | |||||||||||||
YRS | 74 | 73 | 72 | 72 | 66 | 70 | 70 | 72 | 69 | 68 | 71 | 71 | 59 |