YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.37 | 7.23 | 8.60 | j | ||
1952 | 6.18 | 0.69 | 8.30 | 2.97 | 0.00 | 0.10 | 0.02 | 0.00 | 0.02 | b | 0.00 | ----- | z | 3.02 | 21.30 | a | ||||||||||
1953 | 1.13 | 1.50 | 1.98 | 1.25 | 0.91 | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.96 | 0.24 | 8.01 | |||||||||||||
1954 | 5.40 | 1.95 | 7.66 | 0.18 | 0.19 | 0.09 | 0.30 | 0.00 | 0.00 | 0.00 | 0.46 | 0.94 | 17.17 | |||||||||||||
1955 | 4.29 | c | 1.96 | 0.80 | 0.47 | 2.52 | 0.00 | 0.11 | 0.16 | 0.00 | 0.03 | 1.07 | d | 0.43 | c | 11.84 | ||||||||||
1956 | 3.19 | 1.19 | 0.00 | 2.88 | 0.12 | 0.00 | 0.06 | 0.00 | 0.00 | 0.39 | 0.00 | 0.44 | 8.27 | |||||||||||||
1957 | 7.18 | 0.82 | 1.46 | 1.59 | 2.13 | 0.43 | 0.00 | 0.02 | 0.00 | 3.86 | 0.91 | 1.72 | 20.12 | |||||||||||||
1958 | 1.33 | 3.89 | 7.23 | 4.27 | 0.36 | 0.00 | 0.00 | 0.15 | 0.33 | 0.05 | a | 0.50 | 0.07 | 18.18 | ||||||||||||
1959 | 0.35 | 6.39 | 0.03 | 0.47 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.34 | 0.07 | 2.60 | 10.27 | |||||||||||||
1960 | 3.58 | 4.14 | 0.66 | 2.01 | 0.89 | 0.00 | 0.06 | 0.00 | 0.02 | 0.20 | 2.22 | 0.00 | 13.78 | |||||||||||||
1961 | 1.03 | 0.22 | 2.35 | 0.00 | 0.00 | 0.02 | 0.00 | 0.36 | 0.03 | 0.62 | 0.97 | 2.22 | 7.82 | |||||||||||||
1962 | 3.45 | 5.33 | 1.93 | 0.00 | 1.39 | 0.15 | 0.00 | 0.00 | 0.08 | 0.05 | 0.00 | 0.60 | 12.98 | |||||||||||||
1963 | 0.72 | 2.90 | 1.98 | 1.63 | 0.00 | 0.10 | 0.00 | 0.09 | 2.50 | 0.67 | 2.24 | 0.31 | 13.14 | |||||||||||||
1964 | 2.34 | 1.05 | 3.69 | 1.28 | 1.02 | 0.03 | 0.00 | 0.00 | 0.02 | 0.35 | 2.50 | 2.34 | 14.62 | |||||||||||||
1965 | 0.58 | 1.70 | 1.42 | 6.77 | 0.04 | 0.06 | 0.08 | 0.00 | 0.60 | 0.00 | 7.76 | 4.01 | 23.02 | |||||||||||||
1966 | 1.63 | 2.08 | 1.31 | 0.02 | 0.15 | 0.00 | 0.00 | 0.00 | 0.19 | 0.84 | 1.93 | 8.64 | 16.79 | |||||||||||||
1967 | 2.43 | 0.00 | 1.87 | 4.11 | 0.21 | 0.24 | 0.15 | 0.01 | 0.15 | 0.00 | 3.75 | 3.31 | 16.23 | |||||||||||||
1968 | 0.74 | 0.50 | 1.32 | 0.93 | 0.61 | 0.04 | 0.09 | 0.00 | 0.00 | 0.10 | 0.65 | 1.19 | 6.17 | |||||||||||||
1969 | 8.80 | 6.76 | 2.91 | 0.33 | 0.51 | 0.06 | ----- | z | 0.00 | 0.01 | 0.06 | 1.54 | 0.36 | 21.34 | a | |||||||||||
1970 | 0.89 | 1.25 | 4.08 | 0.70 | 0.08 | 0.09 | 0.01 | 0.19 | 0.00 | 0.32 | 1.46 | d | 2.94 | 12.01 | ||||||||||||
1971 | 1.24 | 1.68 | 0.40 | 1.41 | 2.38 | 0.00 | 0.00 | ----- | z | 0.05 | 1.59 | 0.22 | 5.55 | 14.52 | a | |||||||||||
1972 | 0.03 | 0.30 | 0.00 | 0.32 | 0.46 | 2.20 | 0.00 | 0.02 | 0.57 | 1.73 | ----- | z | 2.87 | 8.50 | a | |||||||||||
1973 | 3.42 | 3.15 | 5.59 | 0.34 | 0.21 | 0.13 | ----- | z | 0.02 | 0.00 | 0.00 | 2.27 | 0.22 | 15.35 | a | |||||||||||
1974 | 7.07 | 0.12 | 1.73 | 0.77 | 0.00 | 0.00 | 0.32 | 0.00 | 0.22 | 3.94 | 0.23 | 1.48 | 15.88 | |||||||||||||
1975 | 0.38 | 1.47 | 4.94 | 3.41 | 0.28 | 0.24 | 0.00 | 0.00 | 0.28 | 0.08 | 1.40 | 0.59 | 13.07 | |||||||||||||
1976 | 0.00 | 6.06 | 2.84 | 2.58 | 0.07 | 0.00 | 0.62 | 0.00 | 4.36 | 2.05 | 1.17 | 1.94 | 21.69 | |||||||||||||
1977 | 3.06 | 0.49 | 1.85 | 0.15 | 2.45 | 0.06 | 0.03 | 3.09 | 0.01 | 0.90 | 0.42 | 3.49 | 16.00 | |||||||||||||
1978 | 7.37 | 7.31 | 9.68 | 1.92 | 0.38 | 0.00 | 0.00 | 0.00 | 0.36 | 0.02 | 4.13 | 3.56 | 34.73 | |||||||||||||
1979 | 7.99 | 2.88 | 5.31 | 0.14 | 0.35 | 0.05 | 0.00 | 0.12 | 0.00 | 1.52 | 0.43 | 0.41 | 19.20 | |||||||||||||
1980 | 8.99 | 9.71 | 4.39 | 2.24 | 0.62 | 0.00 | 0.00 | 0.00 | 0.00 | 0.83 | 0.00 | 0.00 | a | 26.78 | ||||||||||||
1981 | 0.65 | b | 2.63 | 4.55 | 1.12 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 | 1.31 | 1.03 | 11.78 | ||||||||||||
1982 | 5.01 | ----- | z | 7.02 | 1.14 | ----- | z | 0.36 | 0.00 | 0.13 | 0.87 | 0.18 | 5.91 | a | 2.66 | 23.28 | b | |||||||||
1983 | 2.09 | 6.04 | 10.92 | 2.56 | 0.30 | 0.00 | 0.00 | 1.66 | 0.29 | 0.33 | 3.54 | 3.50 | 31.23 | |||||||||||||
1984 | 0.45 | 0.05 | ----- | z | 0.43 | 0.00 | 0.16 | 1.86 | 0.86 | 0.11 | 0.49 | 2.08 | 5.42 | 11.91 | a | |||||||||||
1985 | 1.38 | 1.68 | 2.09 | 0.67 | 0.07 | 0.07 | 0.05 | 0.00 | 0.46 | 0.49 | 7.41 | 1.73 | 16.10 | |||||||||||||
1986 | 0.28 | 4.59 | a | 5.37 | 0.58 | 0.00 | 0.00 | 0.08 | 0.00 | 1.14 | 1.66 | 0.82 | 1.78 | 16.30 | ||||||||||||
1987 | 1.89 | 2.30 | 2.27 | 0.68 | 0.38 | 0.00 | 0.00 | 0.10 | 0.38 | 2.94 | 3.97 | 2.52 | a | 17.43 | ||||||||||||
1988 | 3.00 | 0.99 | 1.04 | 3.60 | 0.22 | 0.00 | 0.00 | 0.00 | 0.10 | 0.00 | 1.42 | 2.66 | 13.03 | |||||||||||||
1989 | 0.72 | 2.04 | 1.56 | 0.12 | 0.46 | 0.00 | 0.00 | 0.00 | 0.47 | 0.38 | 0.08 | 0.10 | 5.93 | |||||||||||||
1990 | 3.87 | a | 1.68 | 1.56 | 1.02 | 0.48 | 0.84 | 0.62 | 0.15 | 0.00 | a | ----- | z | 1.05 | a | 1.71 | a | 12.98 | a | |||||||
1991 | 0.98 | a | 3.18 | 12.69 | 0.20 | 0.02 | 0.00 | 0.35 | 0.00 | ----- | z | 1.51 | 0.00 | 2.68 | 21.61 | a | ||||||||||
1992 | 4.05 | 3.97 | ----- | z | 0.35 | 0.14 | ----- | z | 0.13 | 1.23 | 0.00 | 1.30 | ----- | z | 4.69 | 15.86 | c | |||||||||
1993 | 15.24 | 5.94 | 0.83 | 0.00 | 0.09 | ----- | z | 0.08 | 0.00 | 0.03 | 0.10 | 2.39 | 1.30 | 26.00 | a | |||||||||||
1994 | 1.47 | 4.54 | 4.04 | 2.27 | 0.58 | 0.00 | a | 0.25 | ----- | z | 0.00 | ----- | z | 1.53 | 1.26 | 15.94 | b | |||||||||
1995 | 9.55 | 3.82 | 8.68 | 2.05 | 1.76 | 0.56 | 0.00 | 0.00 | 0.15 | 0.20 | 0.26 | 0.29 | 27.32 | |||||||||||||
1996 | 1.87 | 3.28 | 2.78 | 0.77 | 0.03 | 0.00 | 0.36 | 0.00 | 0.11 | ----- | z | 2.12 | 2.37 | 13.69 | a | |||||||||||
1997 | 5.82 | 2.37 | ----- | z | ----- | z | 0.08 | 0.09 | 0.00 | 0.00 | 1.57 | 0.09 | 2.69 | 2.38 | 15.09 | b | ||||||||||
1998 | 3.22 | 12.96 | 5.08 | ----- | z | ----- | z | 0.59 | 0.03 | 0.00 | ----- | z | ----- | z | ----- | z | ----- | z | 21.88 | f | ||||||
1999 | 2.44 | 0.97 | 0.94 | 3.10 | 0.04 | 0.70 | 0.11 | 0.00 | 0.34 | 0.00 | ----- | z | 0.61 | 9.25 | a | |||||||||||
2000 | 0.68 | a | 5.08 | 1.49 | 1.01 | 0.24 | a | 0.01 | 0.00 | 0.53 | a | 0.24 | 1.17 | 1.07 | 0.00 | 11.52 | ||||||||||
2001 | 3.39 | b | 3.78 | 0.97 | 1.68 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.16 | 1.70 | a | 11.73 | |||||||||||
2002 | 0.50 | 0.16 | 1.59 | 0.61 | b | 0.00 | 0.00 | 0.11 | 0.00 | 0.45 | 0.01 | 3.22 | 1.27 | b | 7.92 | |||||||||||
2003 | 0.14 | 5.14 | 2.42 | 1.89 | 0.70 | 0.15 | 0.09 | 0.15 | 0.05 | 0.00 | 1.54 | 0.28 | r | 12.27 | a | |||||||||||
2004 | 0.21 | 4.44 | 0.04 | 1.46 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 4.96 | b | 0.65 | 2.95 | 14.71 | ||||||||||||
2005 | 4.73 | b | 5.27 | c | 1.77 | d | 0.89 | u | 0.29 | a | 0.00 | 0.28 | y | 0.00 | 0.00 | 0.73 | p | 0.00 | v | 0.02 | 12.08 | d | ||||
2006 | 0.30 | 1.87 | p | 0.52 | q | 0.10 | n | 0.42 | a | 0.00 | 0.27 | d | 0.00 | 0.00 | 0.75 | c | 0.10 | j | 0.00 | 1.74 | d | |||||
2007 | 0.82 | o | 2.10 | d | 0.00 | 0.00 | 0.08 | 0.00 | o | 0.00 | 0.00 | 0.05 | b | 0.00 | 0.00 | 1.45 | b | 3.68 | b | |||||||
2008 | 4.44 | d | 2.13 | u | 0.18 | 0.00 | v | 0.57 | c | 0.00 | 0.00 | 0.17 | 0.00 | 0.00 | n | 1.20 | g | 4.94 | c | 10.30 | d | |||||
2009 | 0.14 | 4.47 | 0.18 | 0.44 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.08 | 0.93 | 2.43 | 8.67 | |||||||||||||
2010 | 2.64 | b | 4.38 | 0.96 | 2.61 | 0.05 | 0.00 | 0.08 | 0.00 | 0.58 | 2.80 | 1.88 | 7.74 | 23.72 | ||||||||||||
2011 | 0.74 | 4.74 | 2.52 | 0.78 | 0.72 | 0.28 | 0.11 | 0.00 | 0.20 | 0.55 | 5.00 | 1.37 | 17.01 | |||||||||||||
2012 | 0.81 | 1.97 | 3.51 | 2.77 | 0.00 | 0.00 | 0.00 | 0.18 | 0.18 | 0.32 | 0.59 | 3.45 | c | 13.78 | ||||||||||||
2013 | 2.46 | 1.39 | 1.59 | 0.12 | 0.69 | 0.00 | 0.08 | 0.00 | 0.00 | 0.94 | 1.52 | 0.77 | 9.56 | |||||||||||||
2014 | 0.42 | 1.16 | 2.18 | 1.04 | 0.00 | 0.00 | 0.06 | 0.12 | 0.00 | 0.00 | 0.56 | 3.15 | 8.69 | |||||||||||||
2015 | 1.58 | 0.75 | 1.31 | 0.50 | 2.04 | 0.53 | 0.68 | 0.01 | 0.86 | 0.85 | 1.47 | 3.60 | 14.18 | |||||||||||||
2016 | 4.49 | 0.18 | 1.53 | 1.07 | 0.66 | 0.00 | 0.00 | 0.00 | 0.90 | 0.04 | 1.95 | 4.50 | 15.32 | |||||||||||||
2017 | 8.53 | a | 5.45 | 0.22 | 0.00 | 1.75 | 0.00 | 0.35 | 1.70 | 0.09 | 0.04 | 0.02 | 0.10 | 18.25 | ||||||||||||
2018 | 3.05 | 1.12 | 2.43 | 0.08 | 0.12 | 0.00 | 0.14 | 0.04 | 0.00 | 0.23 | 1.93 | 2.16 | 11.30 | |||||||||||||
2019 | 2.69 | 8.67 | 1.55 | 0.48 | 2.96 | 0.00 | 0.00 | 0.00 | 0.41 | 0.00 | 5.00 | 4.34 | 26.10 | |||||||||||||
2020 | 0.42 | 0.97 | 5.23 | 3.64 | 0.03 | 0.22 | 0.00 | 0.00 | 0.00 | 0.10 | 1.01 | 0.75 | 12.37 | |||||||||||||
2021 | 3.16 | 0.20 | 3.37 | 0.41 | 0.08 | 0.00 | 0.09 | 0.61 | 0.21 | 1.05 | 0.00 | 5.09 | 14.27 | |||||||||||||
2022 | 0.47 | 1.21 | 2.17 | 0.50 | 0.00 | 0.03 | 0.05 | 0.06 | 0.31 | 0.74 | 3.06 | 2.33 | 10.93 | |||||||||||||
2023 | 9.11 | 3.81 | 8.07 | 0.11 | 0.34 | 0.18 | 0.00 | 1.48 | 0.23 | 0.20 | 1.55 | 1.12 | 26.20 | |||||||||||||
2024 | 4.73 | 6.56 | 1.21 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 11.29 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 3.04 | 3.05 | 3.01 | 1.30 | 0.50 | 0.13 | 0.12 | 0.19 | 0.29 | 0.69 | 1.70 | 2.21 | 15.55 | |||||||||||||
S.D. | 2.98 | 2.56 | 2.81 | 1.32 | 0.71 | 0.31 | 0.26 | 0.51 | 0.64 | 1.03 | 1.71 | 1.91 | 6.40 | |||||||||||||
SKEW | 1.53 | 1.27 | 1.45 | 1.58 | 1.94 | 4.74 | 4.75 | 3.72 | 4.48 | 2.30 | 1.69 | 1.18 | 0.98 | |||||||||||||
MAX | 15.24 | 12.96 | 12.69 | 6.77 | 2.96 | 2.20 | 1.86 | 3.09 | 4.36 | 4.96 | 7.76 | 8.64 | 34.73 | |||||||||||||
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 | 5.93 | |||||||||||||
YRS | 72 | 70 | 68 | 67 | 70 | 69 | 69 | 70 | 70 | 66 | 65 | 71 | 51 |