YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.39 | 3.19 | 3.58 | j | ||
1962 | 2.10 | 2.07 | 1.38 | 0.03 | 0.00 | 0.00 | 0.19 | 0.75 | 0.94 | 0.03 | 0.85 | 0.54 | 8.88 | |||||||||||||
1963 | 0.74 | 2.01 | 0.58 | 0.35 | 0.00 | 0.00 | 0.06 | 3.64 | 1.34 | 1.31 | 1.82 | 0.05 | 11.90 | |||||||||||||
1964 | 0.80 | 0.00 | 1.23 | 0.55 | 0.00 | 0.01 | 1.15 | 3.88 | 0.65 | 0.18 | 0.77 | 0.98 | 10.20 | |||||||||||||
1965 | 2.93 | 1.72 | 1.98 | 2.54 | 0.55 | 0.45 | 1.50 | 0.20 | 0.45 | 0.23 | 1.94 | 7.11 | 21.60 | |||||||||||||
1966 | 0.63 | 1.75 | 0.25 | 0.00 | 0.00 | 0.04 | 0.43 | 1.18 | 2.87 | 0.27 | 0.95 | 0.80 | 9.17 | |||||||||||||
1967 | 0.42 | 0.00 | 1.00 | 0.18 | 0.11 | 0.52 | 3.27 | 0.05 | 1.48 | 0.00 | 1.69 | 4.16 | 12.88 | |||||||||||||
1968 | 0.33 | 2.33 | 1.83 | 0.31 | 0.00 | 0.00 | 5.47 | ----- | z | ----- | z | ----- | z | 1.53 | 0.56 | 12.36 | c | |||||||||
1969 | 2.50 | 1.07 | 0.63 | 0.13 | 0.45 | 0.00 | 0.37 | 1.42 | 1.37 | 0.55 | 1.08 | 0.56 | 10.13 | |||||||||||||
1970 | 0.05 | 0.11 | 3.45 | 0.05 | 0.00 | 0.00 | 1.13 | 1.68 | 3.73 | 0.25 | 0.10 | 1.18 | 11.73 | |||||||||||||
1971 | 0.24 | 0.93 | 0.00 | 0.25 | 0.06 | 0.00 | 0.39 | 2.56 | 0.78 | 0.96 | 0.20 | 0.85 | 7.22 | |||||||||||||
1972 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.55 | 1.11 | 1.43 | 0.28 | 7.90 | 1.57 | 3.29 | 17.13 | |||||||||||||
1973 | 0.31 | 2.89 | 4.50 | 0.13 | 0.40 | 0.23 | 0.56 | 1.13 | 0.00 | 0.00 | 1.36 | 0.00 | 11.51 | |||||||||||||
1974 | 2.59 | 0.00 | 1.73 | ----- | z | 0.00 | 0.00 | 1.23 | 2.77 | 0.06 | 0.96 | 1.27 | 1.45 | 12.06 | a | |||||||||||
1975 | 0.07 | 0.90 | ----- | z | 0.94 | 0.00 | 0.00 | 1.75 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.91 | g | |||||
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1982 | ----- | z | ----- | z | 3.24 | 0.00 | 1.28 | y | 0.00 | b | 0.38 | 0.77 | 1.07 | a | 0.05 | 2.85 | 2.96 | 11.32 | c | |||||||
1983 | 1.62 | 2.39 | 7.79 | 0.61 | 0.00 | 0.00 | 1.53 | 3.03 | 2.35 | 1.47 | 0.74 | 1.57 | a | 23.10 | ||||||||||||
1984 | 0.35 | 0.00 | 0.00 | a | 1.18 | a | 0.00 | 0.03 | 2.01 | c | 0.62 | 3.54 | f | 1.39 | 0.98 | b | 4.98 | n | 6.56 | b | ||||||
1985 | 1.40 | d | 0.57 | n | 1.13 | 0.83 | 0.00 | 0.00 | 2.33 | b | 1.32 | a | 1.23 | g | 1.77 | 2.25 | 0.00 | a | 11.03 | b | ||||||
1986 | 1.09 | 1.36 | b | 1.75 | h | 0.00 | 0.00 | 0.05 | a | 2.78 | 3.43 | 0.00 | 1.07 | 0.20 | 1.60 | 11.58 | a | |||||||||
1987 | 1.59 | 3.85 | 0.55 | a | 0.10 | 0.03 | 0.00 | 0.12 | 1.26 | 0.46 | 3.04 | 1.21 | 1.57 | 13.78 | ||||||||||||
1988 | 1.95 | 0.68 | 1.10 | 3.36 | 0.00 | 0.62 | 0.83 | 3.05 | 0.00 | 2.15 | 0.95 | 0.04 | 14.73 | |||||||||||||
1989 | 2.61 | 0.00 | 1.22 | 0.00 | 0.00 | 0.00 | 1.74 | 0.50 | 0.55 | 0.86 | 0.00 | 1.35 | 8.83 | |||||||||||||
1990 | 1.80 | 1.00 | a | 1.65 | 1.01 | 0.20 | 0.01 | 3.60 | 1.61 | 2.84 | 0.12 | 0.60 | 2.52 | 16.96 | ||||||||||||
1991 | 1.31 | 0.87 | 5.15 | 0.00 | 0.00 | 0.00 | 0.34 | 0.44 | 0.63 | 0.70 | 1.86 | 2.27 | 13.57 | |||||||||||||
1992 | 1.82 | 1.91 | 3.82 | 1.00 | 1.18 | 0.00 | 0.97 | 4.74 | 0.02 | 0.83 | 0.30 | 4.16 | 20.75 | |||||||||||||
1993 | 9.37 | 3.55 | 2.26 | 0.00 | 0.00 | a | 0.00 | 0.00 | 3.60 | 0.01 | 2.43 | 2.58 | 0.05 | a | 23.85 | |||||||||||
1994 | 0.15 | 1.11 | 1.59 | 0.29 | 0.61 | 0.00 | 0.27 | 0.08 | 0.59 | 0.95 | 0.76 | 3.59 | a | 9.99 | ||||||||||||
1995 | 3.41 | 1.77 | 2.81 | 0.88 | 0.00 | 0.00 | 0.09 | 2.08 | 2.32 | 0.00 | 1.99 | 0.01 | 15.36 | |||||||||||||
1996 | 0.05 | 1.22 | 0.82 | 0.00 | 0.00 | 0.00 | 2.07 | 1.59 | 2.72 | b | 0.42 | 0.15 | 0.02 | 9.06 | ||||||||||||
1997 | 1.65 | 0.00 | b | 0.00 | 0.39 | 0.00 | 0.00 | 0.17 | 0.47 | b | 0.36 | 0.35 | 0.20 | 1.31 | 4.90 | |||||||||||
1998 | 1.04 | 6.22 | 2.54 | a | 1.29 | 0.12 | 0.00 | 0.40 | 0.63 | 0.63 | 1.69 | 0.56 | 0.51 | 15.63 | ||||||||||||
1999 | 0.07 | a | 0.71 | 0.23 | 1.62 | 0.00 | 0.08 | 3.35 | 0.77 | 1.65 | 0.00 | 0.00 | 0.00 | 8.48 | ||||||||||||
2000 | 0.19 | a | 0.41 | 3.49 | 0.05 | 0.00 | 1.45 | 0.03 | 1.15 | 0.01 | 5.26 | 0.23 | 0.06 | 12.33 | ||||||||||||
2001 | 3.49 | 1.29 | 1.10 | 1.61 | 0.07 | 0.05 | 0.86 | 0.89 | 0.00 | d | 0.06 | 0.23 | 0.85 | 10.50 | ||||||||||||
2002 | 0.34 | 0.00 | 0.04 | 0.28 | 0.00 | 0.00 | 1.00 | 0.11 | 1.18 | 1.15 | 0.56 | 0.66 | 5.32 | |||||||||||||
2003 | 0.64 | 5.45 | 2.06 | a | 0.19 | 0.00 | 0.00 | 0.29 | 3.70 | b | 0.16 | 1.30 | 1.14 | 0.43 | 15.36 | |||||||||||
2004 | 0.51 | 1.30 | 2.39 | 1.62 | 0.00 | 0.01 | 0.38 | 0.91 | 1.54 | 1.42 | 2.21 | a | 3.48 | 15.77 | ||||||||||||
2005 | 4.17 | 4.25 | 0.80 | 0.71 | 0.00 | 0.12 | 0.54 | g | 1.18 | 0.79 | 0.65 | 0.90 | a | 0.00 | 13.57 | a | ||||||||||
2006 | 0.01 | 0.00 | 2.18 | 0.15 | a | 0.08 | 0.08 | 1.79 | 0.61 | 3.50 | 1.18 | 0.00 | 0.62 | 10.20 | ||||||||||||
2007 | 1.32 | 0.64 | 1.73 | 0.41 | 0.01 | 0.00 | 1.57 | 2.56 | 1.37 | 0.00 | 0.79 | 5.13 | a | 15.53 | ||||||||||||
2008 | 3.64 | 1.08 | 0.00 | 0.00 | 0.05 | a | 0.00 | 0.57 | 3.57 | 0.05 | 0.00 | 1.70 | 2.27 | 12.93 | ||||||||||||
2009 | 0.46 | a | 2.37 | 0.03 | 0.15 | 1.08 | 0.01 | 0.31 | 0.25 | a | 0.23 | 0.00 | 0.20 | a | 1.51 | a | 6.60 | |||||||||
2010 | 4.74 | b | 2.44 | a | 0.93 | a | 0.01 | a | 0.00 | 0.01 | a | 0.58 | a | 0.26 | 0.09 | a | 1.57 | b | 0.12 | 0.12 | b | 10.87 | ||||
2011 | 0.00 | b | 1.69 | c | 0.03 | b | 0.47 | e | 0.08 | h | 0.00 | b | 0.56 | f | 1.31 | h | 0.01 | h | 0.17 | j | 2.07 | g | 1.16 | h | 2.19 | g |
2012 | 0.07 | i | 0.02 | h | 1.02 | e | 0.08 | i | 0.00 | h | 0.00 | i | 2.21 | f | 1.80 | k | 2.07 | h | 0.90 | i | 0.22 | f | 2.37 | i | 1.02 | k |
2013 | 3.42 | e | 0.76 | b | 1.50 | e | 0.08 | f | 0.00 | i | 0.00 | f | 2.07 | i | 0.18 | d | 2.93 | c | 0.08 | g | 2.60 | g | 0.58 | h | 8.79 | g |
2014 | 0.00 | g | 0.00 | a | 2.39 | e | 0.03 | g | 0.00 | j | 0.00 | d | 0.67 | d | 4.06 | f | 4.25 | d | 0.24 | a | 0.01 | a | 3.05 | b | 10.61 | d |
2015 | 1.03 | y | 0.23 | c | 1.69 | b | 0.88 | d | 2.33 | a | 1.58 | b | 0.01 | c | 0.19 | a | 0.49 | a | 2.72 | 0.68 | b | 0.71 | a | 11.51 | a | |
2016 | 2.39 | b | 0.54 | 0.00 | b | 0.49 | a | 0.16 | b | 0.06 | a | 0.10 | a | 1.58 | b | 0.26 | a | 0.54 | a | 1.07 | a | 2.11 | b | 9.30 | ||
2017 | 4.30 | a | 3.30 | b | 0.00 | 0.00 | b | 0.15 | b | 0.00 | 1.46 | b | 0.10 | 0.00 | b | 0.00 | f | 0.00 | c | 0.24 | f | 9.31 | b | |||
2018 | 0.87 | c | 0.60 | 0.00 | a | 0.00 | a | 0.23 | b | 0.09 | 0.80 | c | 4.59 | a | 1.08 | c | 5.96 | a | 0.00 | c | 0.07 | c | 14.29 | |||
2019 | 1.50 | b | 4.47 | b | 2.42 | b | 0.00 | b | 0.59 | b | 0.00 | b | 0.19 | a | 0.67 | b | 2.21 | b | 0.00 | 3.74 | b | 1.04 | b | 16.83 | ||
2020 | 0.21 | b | 2.30 | d | 3.85 | b | 0.08 | a | 0.06 | e | 0.00 | a | 0.00 | c | 0.95 | c | 0.00 | d | 0.00 | a | 0.00 | d | 0.82 | a | 8.27 | |
2021 | 1.75 | f | 0.30 | a | 0.30 | c | 0.08 | b | 0.00 | b | 0.12 | e | 3.25 | c | 2.72 | c | 1.45 | c | 0.31 | a | 0.00 | d | 2.96 | d | 11.49 | a |
2022 | 0.90 | b | 0.79 | a | 1.06 | 0.00 | e | 0.00 | b | 0.00 | a | 1.89 | b | 3.50 | b | 0.34 | a | 0.25 | a | 1.77 | a | 1.72 | d | 12.22 | ||
2023 | 2.21 | b | 1.50 | b | 3.43 | b | 0.00 | c | 0.05 | a | 0.00 | 0.03 | 0.40 | 3.24 | 0.00 | 0.01 | 1.97 | 12.84 | ||||||||
2024 | 1.35 | 3.46 | 2.81 | 0.98 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 7.62 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.57 | 1.51 | 1.63 | 0.48 | 0.17 | 0.13 | 1.09 | 1.58 | 1.11 | 1.09 | 0.93 | 1.53 | 12.70 | |||||||||||||
S.D. | 1.69 | 1.46 | 1.55 | 0.69 | 0.40 | 0.36 | 1.16 | 1.33 | 1.15 | 1.57 | 0.86 | 1.53 | 4.49 | |||||||||||||
SKEW | 2.19 | 1.25 | 1.46 | 2.18 | 3.70 | 3.27 | 1.61 | 0.78 | 1.05 | 2.62 | 1.00 | 1.38 | 0.66 | |||||||||||||
MAX | 9.37 | 6.22 | 7.79 | 3.36 | 2.33 | 1.58 | 5.47 | 4.74 | 4.25 | 7.90 | 3.74 | 7.11 | 23.85 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 4.90 | |||||||||||||
YRS | 52 | 54 | 55 | 52 | 51 | 54 | 51 | 51 | 50 | 50 | 53 | 51 | 41 |