YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.09 | 4.12 | 2.25 | 1.48 | 1.36 | 0.01 | 9.31 | e | |||||||
1964 | 0.14 | 0.00 | 1.16 | 1.34 | 0.29 | 0.00 | 0.96 | 0.44 | 0.19 | 0.00 | 0.38 | 0.75 | 5.65 | |||||||||||||
1965 | 0.36 | 0.29 | 1.66 | 2.62 | 1.12 | 0.31 | 0.46 | 0.35 | 0.45 | 0.34 | 2.54 | 2.63 | 13.13 | |||||||||||||
1966 | 0.12 | 1.22 | 0.23 | 0.24 | 0.70 | 0.13 | 0.34 | 0.62 | 0.63 | 0.56 | 0.79 | 2.70 | 8.28 | |||||||||||||
1967 | 0.68 | 0.02 | 0.51 | 0.73 | 0.70 | 0.57 | 0.87 | 1.70 | 2.85 | 0.02 | 0.22 | 1.45 | 10.32 | |||||||||||||
1968 | 0.21 | 0.93 | 0.71 | 0.77 | 0.39 | 1.45 | 2.12 | 0.63 | 0.11 | 0.13 | 0.15 | 0.53 | 8.13 | |||||||||||||
1969 | 2.64 | b | 2.66 | 0.17 | 0.04 | 0.78 | 0.53 | 0.66 | ----- | z | 1.00 | 0.38 | 0.78 | 0.00 | 9.64 | a | ||||||||||
1970 | 0.39 | 1.30 | 0.51 | 0.07 | 0.00 | 0.21 | 1.94 | 2.27 | 0.24 | 0.09 | 0.85 | 1.04 | 8.91 | |||||||||||||
1971 | 0.09 | 1.02 | 0.15 | 0.35 | 0.82 | 0.09 | 0.56 | 2.73 | 0.00 | 1.88 | 1.36 | 1.57 | 10.62 | |||||||||||||
1972 | 0.00 | 0.01 | 0.00 | 0.47 | 0.33 | 0.61 | 0.11 | 1.41 | 1.05 | 3.57 | 1.39 | 0.86 | 9.81 | |||||||||||||
1973 | 1.67 | 1.45 | 2.93 | 0.48 | 0.31 | 0.68 | 0.38 | 0.79 | 0.00 | 0.02 | 0.79 | 0.20 | 9.70 | |||||||||||||
1974 | 2.48 | 0.04 | 0.60 | 0.22 | 0.03 | 0.00 | 1.21 | 0.16 | 0.25 | 1.92 | 1.12 | 0.88 | 8.91 | |||||||||||||
1975 | 0.39 | 0.91 | 1.64 | 0.75 | 0.61 | 0.64 | 2.64 | 0.65 | 0.55 | 0.16 | 0.42 | 0.48 | 9.84 | |||||||||||||
1976 | 0.00 | 1.69 | 0.47 | 1.56 | 0.95 | 0.00 | 0.53 | 0.30 | ----- | z | 0.46 | 0.00 | 0.09 | 6.05 | a | |||||||||||
1977 | 0.82 | 0.08 | 0.51 | 0.08 | 1.51 | 0.93 | 0.26 | 0.89 | 0.29 | 0.31 | 0.25 | 1.06 | 6.99 | |||||||||||||
1978 | 4.05 | 2.32 | 2.24 | 0.78 | 0.80 | 0.00 | 0.87 | 0.24 | 0.37 | 0.94 | 3.50 | 2.05 | 18.16 | |||||||||||||
1979 | 2.70 | b | 1.03 | 2.06 | 0.00 | 0.62 | 0.01 | 0.00 | 1.95 | 0.02 | 0.03 | 0.64 | 0.66 | 9.72 | ||||||||||||
1980 | 3.24 | 3.30 | 2.79 | 0.33 | 0.82 | 0.25 | ----- | z | 1.45 | 0.63 | 1.23 | 0.16 | 0.39 | 14.59 | a | |||||||||||
1981 | 0.33 | 0.74 | 2.25 | 0.64 | 1.49 | 0.23 | 1.60 | 2.33 | 0.70 | 2.14 | 1.13 | 0.13 | 13.71 | |||||||||||||
1982 | 1.26 | 0.80 | 1.22 | a | 0.26 | 0.59 | 0.06 | 0.77 | 2.89 | 1.17 | 0.51 | 2.27 | 0.69 | 12.49 | ||||||||||||
1983 | 1.19 | 1.20 | 1.83 | 0.98 | 0.12 | 0.00 | 1.28 | 1.61 | 1.60 | 0.43 | 1.39 | 0.00 | a | 11.63 | ||||||||||||
1984 | 0.18 | a | 0.28 | 0.46 | 0.13 | 0.01 | 0.20 | 0.94 | 1.64 | 0.06 | 0.15 | 0.40 | 2.61 | 7.06 | ||||||||||||
1985 | 1.42 | 0.32 | 0.94 | 1.44 | 0.37 | 0.57 | 0.66 | a | 0.28 | 1.33 | 0.84 | 2.61 | a | 0.77 | 11.55 | |||||||||||
1986 | 0.20 | 2.12 | 1.68 | 0.28 | 0.02 | 0.17 | 0.35 | 1.12 | 2.18 | 1.88 | 0.88 | 0.00 | 10.88 | |||||||||||||
1987 | 0.87 | ----- | z | 0.59 | 0.29 | 0.70 | 0.10 | a | 0.53 | a | 1.31 | 0.00 | 1.75 | 2.45 | 0.25 | 8.84 | a | |||||||||
1988 | 0.87 | 0.72 | 0.05 | 3.14 | 0.37 | 1.14 | a | 0.35 | a | 2.05 | a | 0.01 | 0.23 | 0.48 | a | 1.30 | 10.71 | |||||||||
1989 | 1.12 | 0.31 | 0.70 | a | 0.00 | 0.92 | 0.00 | 2.99 | a | 1.75 | 0.00 | 0.22 | 0.01 | 0.00 | 8.02 | |||||||||||
1990 | 0.53 | 0.81 | 0.14 | 0.90 | 0.03 | a | 0.75 | ----- | z | 3.72 | a | 3.99 | 0.00 | a | 0.55 | 0.12 | a | 11.54 | a | |||||||
1991 | 1.10 | a | 0.36 | 2.19 | 0.03 | b | 0.00 | 0.14 | 1.02 | 0.97 | 1.17 | 0.58 | 0.23 | 0.53 | 8.32 | |||||||||||
1992 | 0.55 | 2.70 | 4.27 | a | 0.14 | 1.53 | 0.08 | 1.58 | 3.21 | 1.93 | 1.24 | 0.00 | 1.40 | 18.63 | ||||||||||||
1993 | 6.00 | 2.97 | 1.87 | 0.03 | 0.60 | 0.77 | 0.00 | 2.89 | 0.02 | 1.80 | 0.55 | 0.86 | 18.36 | |||||||||||||
1994 | 0.24 | 1.37 | 0.53 | 1.69 | 0.53 | 0.05 | 0.09 | 0.98 | 0.13 | 1.01 | 0.00 | e | 0.65 | 7.27 | ||||||||||||
1995 | 4.30 | 2.24 | 3.21 | 1.70 | 1.98 | 0.62 | 1.00 | 0.79 | 1.05 | 0.00 | 1.83 | 0.68 | a | 19.40 | ||||||||||||
1996 | 0.42 | e | 1.90 | 0.00 | a | 0.26 | 0.15 | 0.00 | 1.46 | 0.19 | 0.67 | 1.06 | 0.79 | 0.54 | 7.44 | |||||||||||
1997 | 2.04 | 1.06 | 0.00 | 1.24 | a | 0.32 | 0.38 | 1.72 | 2.94 | 2.77 | 0.87 | 0.56 | 0.35 | 14.25 | ||||||||||||
1998 | 0.83 | 2.29 | 1.00 | 0.70 | 0.24 | 0.34 | 1.63 | 0.06 | 2.56 | 0.86 | 1.27 | 0.00 | 11.78 | |||||||||||||
1999 | 0.23 | a | 0.84 | 0.00 | 1.54 | 0.36 | 0.47 | 1.18 | 1.34 | 1.18 | 0.00 | 0.00 | 0.08 | 7.22 | ||||||||||||
2000 | 0.50 | w | 0.73 | 0.91 | 0.34 | a | 0.12 | 0.25 | 1.02 | a | 1.51 | a | 0.38 | 4.02 | 0.31 | 0.17 | 9.76 | a | ||||||||
2001 | 2.36 | a | 0.90 | a | 1.05 | a | 0.83 | 0.16 | 0.47 | 1.44 | 0.45 | 0.15 | 0.04 | 0.01 | 1.31 | d | 9.17 | |||||||||
2002 | 0.19 | 0.02 | 0.04 | 0.01 | a | 0.00 | 0.00 | 0.47 | 0.18 | 1.88 | 1.22 | a | 0.44 | a | 0.83 | d | 5.28 | |||||||||
2003 | 0.21 | 3.04 | 0.97 | 1.13 | 0.25 | 0.00 | 1.34 | 1.24 | 0.59 | 0.42 | 1.19 | a | 0.74 | a | 11.12 | |||||||||||
2004 | 0.33 | a | 1.84 | a | 0.00 | a | 1.27 | 0.00 | 0.02 | 0.66 | 2.59 | a | 0.92 | c | 3.41 | 1.72 | 0.98 | 13.74 | ||||||||
2005 | 3.06 | a | 3.51 | 1.06 | 1.91 | 0.29 | 0.17 | b | 0.01 | 1.86 | 0.25 | 2.22 | 0.30 | 0.35 | 14.99 | |||||||||||
2006 | 0.46 | 0.09 | 3.19 | 0.48 | 0.07 | 0.16 | 1.93 | 1.79 | 0.69 | 1.80 | 0.06 | 0.30 | 11.02 | |||||||||||||
2007 | 0.04 | 0.18 | 0.50 | 0.56 | 0.00 | 0.00 | 1.22 | 0.41 | 1.56 | 0.00 | 0.04 | 2.31 | 6.82 | |||||||||||||
2008 | 2.92 | 2.81 | a | 0.00 | 0.00 | 0.22 | 0.12 | 0.47 | b | 0.80 | 0.11 | 0.51 | 1.72 | a | 1.12 | 10.80 | ||||||||||
2009 | 0.63 | a | 0.80 | 0.03 | 0.23 | 0.95 | 0.25 | 0.33 | 0.33 | 0.29 | 0.11 | 0.03 | 1.16 | 5.14 | ||||||||||||
2010 | 2.45 | 2.72 | 0.72 | 0.19 | 0.08 | 0.05 | 0.86 | 1.78 | 0.00 | 4.09 | 0.47 | 1.91 | a | 15.32 | ||||||||||||
2011 | 0.00 | b | 1.78 | 0.67 | 0.30 | 0.54 | 0.00 | 1.05 | 0.47 | 0.72 | 0.84 | 0.39 | a | 0.36 | 7.12 | |||||||||||
2012 | 0.72 | 0.69 | 0.36 | 0.50 | 0.00 | 0.00 | 1.90 | 1.86 | 1.08 | 0.29 | 0.05 | a | 0.93 | b | 8.38 | |||||||||||
2013 | 1.50 | a | 0.16 | 0.91 | 0.11 | 0.12 | 0.00 | 2.35 | 0.57 | a | 1.71 | 0.73 | p | 0.76 | a | 0.21 | a | 8.40 | a | |||||||
2014 | 0.00 | a | 0.81 | 1.02 | 0.31 | 0.10 | 0.00 | 0.94 | 2.39 | 2.25 | a | 0.00 | 0.00 | a | 1.28 | 9.10 | ||||||||||
2015 | 1.02 | 0.84 | 1.45 | 0.04 | 2.51 | 0.82 | 2.25 | b | 3.45 | 1.80 | 2.67 | a | 0.43 | a | 0.35 | 17.63 | ||||||||||
2016 | 0.91 | a | 0.49 | b | 0.27 | 2.25 | 0.32 | 0.17 | 1.28 | 2.47 | 2.87 | 0.31 | a | 0.66 | a | 3.43 | 15.43 | |||||||||
2017 | 1.70 | a | 0.83 | a | 0.88 | 0.51 | 0.34 | 0.00 | 1.98 | 0.86 | 1.60 | 0.00 | 0.02 | 0.00 | 8.72 | |||||||||||
2018 | 0.87 | d | 0.76 | 0.95 | 0.02 | 0.31 | 0.03 | 1.76 | g | 1.86 | f | 0.02 | j | 0.93 | f | 0.30 | h | 0.02 | k | 2.94 | f | |||||
2019 | 0.00 | y | 2.49 | b | 1.06 | a | 1.10 | b | 2.22 | a | 0.13 | 0.11 | 0.10 | 0.00 | 0.00 | 2.82 | 4.25 | 14.28 | a | |||||||
2020 | 0.05 | a | 0.60 | 2.53 | a | 0.60 | b | 0.01 | a | 0.00 | 0.33 | a | 0.10 | a | 0.00 | 0.00 | a | 1.08 | a | 0.22 | a | 5.52 | ||||
2021 | 0.54 | a | 0.14 | 2.70 | 0.30 | 0.00 | 0.10 | 1.14 | a | 1.71 | 0.70 | 1.10 | 0.00 | 5.07 | 13.50 | |||||||||||
2022 | 0.00 | a | 0.25 | 0.00 | 0.00 | 0.00 | 0.41 | 1.26 | b | 2.28 | 1.53 | 0.48 | c | 0.87 | 0.21 | u | 7.08 | a | ||||||||
2023 | 2.95 | 0.95 | 0.55 | n | 0.06 | 0.17 | 1.17 | 0.33 | 1.89 | 0.92 | 0.25 | 0.36 | 0.04 | a | 9.09 | a | ||||||||||
2024 | 0.88 | b | 0.81 | a | 0.39 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.69 | j |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.14 | 1.16 | 1.06 | 0.65 | 0.50 | 0.28 | 1.00 | 1.42 | 0.94 | 0.90 | 0.80 | 0.94 | 10.73 | |||||||||||||
S.D. | 1.26 | 0.96 | 0.99 | 0.69 | 0.56 | 0.34 | 0.71 | 1.02 | 0.92 | 1.05 | 0.81 | 1.05 | 3.72 | |||||||||||||
SKEW | 1.64 | 0.81 | 1.12 | 1.51 | 1.73 | 1.48 | 0.68 | 0.60 | 1.10 | 1.51 | 1.35 | 1.94 | 0.69 | |||||||||||||
MAX | 6.00 | 3.51 | 4.27 | 3.14 | 2.51 | 1.45 | 2.99 | 4.12 | 3.99 | 4.09 | 3.50 | 5.07 | 19.40 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 | 5.14 | |||||||||||||
YRS | 59 | 60 | 59 | 60 | 60 | 61 | 58 | 59 | 59 | 59 | 60 | 59 | 49 |