YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | t | 0.65 | 2.36 | 1.44 | ----- | z | |||
1961 | 1.02 | 1.91 | 0.66 | 1.34 | 0.80 | 0.85 | 0.10 | 0.73 | 0.57 | 1.53 | 1.57 | 0.98 | 1.91 | |||||||||||||
1962 | 0.95 | 0.76 | 0.71 | 0.99 | 0.50 | 0.35 | 0.30 | 0.65 | 0.67 | ----- | z | 1.37 | 1.85 | ----- | z | |||||||||||
1963 | 0.76 | 1.69 | 0.59 | 0.99 | 0.38 | 0.43 | 0.19 | 0.36 | 0.58 | 0.65 | 1.69 | 0.44 | 1.69 | |||||||||||||
1964 | 1.64 | 0.39 | 0.79 | 0.33 | 0.52 | 0.54 | 0.08 | 0.15 | 0.07 | 0.13 | 0.99 | 4.34 | 4.34 | |||||||||||||
1965 | 1.75 | a | 1.10 | 0.10 | 0.74 | 0.39 | 0.18 | 0.07 | 0.79 | 0.00 | 0.24 | 1.33 | 1.01 | 1.75 | a | |||||||||||
1966 | 2.19 | 0.81 | 0.66 | 0.30 | 0.49 | 0.33 | 0.43 | 0.04 | 1.10 | 0.52 | 1.24 | 2.46 | 2.46 | |||||||||||||
1967 | 1.42 | 0.60 | 0.66 | 0.67 | 0.68 | 0.30 | 0.00 | 0.10 | 0.13 | 1.80 | 0.58 | 1.30 | 1.80 | |||||||||||||
1968 | 0.87 | 0.99 | 0.65 | 0.46 | 0.30 | 0.20 | 0.00 | 0.43 | 0.17 | 0.81 | 1.55 | 1.60 | 1.60 | |||||||||||||
1969 | 1.83 | 0.87 | 0.66 | 0.80 | 0.28 | 0.70 | 0.10 | 0.00 | 0.27 | 0.78 | 0.91 | 2.61 | 2.61 | |||||||||||||
1970 | 1.84 | 1.00 | 1.36 | 0.54 | 0.40 | 0.74 | 0.00 | 0.00 | 0.43 | 0.97 | 1.68 | 1.05 | 1.84 | |||||||||||||
1971 | 1.61 | 0.82 | 1.82 | 0.60 | 0.95 | 0.40 | 0.21 | 0.05 | 0.69 | 0.41 | 1.57 | 0.87 | 1.82 | |||||||||||||
1972 | 3.29 | 0.62 | 2.57 | 0.44 | 0.53 | 0.73 | 0.00 | 0.27 | 0.27 | 0.69 | 0.30 | 0.76 | 3.29 | |||||||||||||
1973 | 1.54 | 0.33 | 0.37 | 0.33 | 0.35 | 0.10 | 0.01 | 0.21 | 0.38 | 1.87 | 1.21 | 1.04 | 1.87 | |||||||||||||
1974 | 3.93 | 0.77 | 1.24 | 0.75 | 0.18 | 0.20 | 0.37 | 0.40 | 0.00 | 0.35 | 0.63 | 0.72 | 3.93 | |||||||||||||
1975 | 1.31 | 1.04 | 1.42 | 0.46 | 0.47 | 0.74 | 0.04 | 0.56 | 0.53 | 1.45 | 0.82 | 0.92 | 1.45 | |||||||||||||
1976 | 0.48 | 1.04 | 0.44 | 0.52 | 0.11 | 0.29 | 0.52 | 0.96 | 0.38 | 0.19 | 0.48 | 0.45 | 1.04 | |||||||||||||
1977 | 0.61 | 0.30 | 0.46 | 0.22 | 0.43 | 1.26 | 0.13 | 0.47 | 0.93 | 0.55 | 1.42 | 1.66 | 1.66 | |||||||||||||
1978 | 1.35 | 0.94 | 0.66 | 0.56 | 0.63 | 0.73 | 0.10 | 1.17 | 0.82 | 0.23 | 1.25 | 0.83 | 1.35 | |||||||||||||
1979 | 2.89 | 1.17 | 0.35 | 0.92 | 0.83 | 0.72 | 0.08 | 0.52 | 0.23 | 1.13 | 1.52 | 0.82 | 2.89 | |||||||||||||
1980 | 1.50 | 1.40 | 0.58 | 0.55 | 0.54 | ----- | z | 0.23 | 0.00 | 0.41 | 0.62 | 0.53 | 1.97 | ----- | z | |||||||||||
1981 | 0.73 | 0.94 | 0.40 | 0.56 | 0.59 | 0.12 | 0.12 | 0.00 | 0.52 | 0.61 | 1.80 | 2.14 | 2.14 | |||||||||||||
1982 | 0.60 | 1.51 | 0.99 | 0.61 | 0.23 | 1.14 | 0.35 | 0.27 | 0.75 | 1.02 | 1.23 | a | 2.44 | 2.44 | a | |||||||||||
1983 | 1.31 | 1.01 | 1.17 | 0.33 | 0.55 | 0.25 | 0.39 | 0.60 | 0.58 | 0.41 | 0.72 | 1.59 | 1.59 | |||||||||||||
1984 | 0.23 | 0.83 | 0.54 | 0.35 | 0.43 | 0.41 | 0.18 | 0.78 | 0.25 | 0.53 | 3.31 | 0.79 | 3.31 | |||||||||||||
1985 | 0.23 | 2.11 | 0.82 | 0.51 | 0.32 | 0.23 | 0.87 | 0.20 | 0.78 | 0.78 | 0.69 | 0.75 | 2.11 | |||||||||||||
1986 | 1.74 | 1.89 | 0.41 | 0.95 | 0.96 | c | 0.44 | 0.10 | 0.00 | 0.84 | 0.55 | 0.97 | 0.60 | b | 1.89 | e | ||||||||||
1987 | 0.78 | a | 0.49 | 0.67 | 0.35 | 0.37 | 0.77 | 2.14 | 0.00 | 0.00 | 0.10 | 0.52 | 1.11 | 2.14 | a | |||||||||||
1988 | 1.99 | f | 0.04 | 0.37 | 0.24 | 0.74 | 0.98 | a | 0.00 | 0.08 | 0.32 | 0.06 | 2.38 | 0.54 | 2.38 | g | ||||||||||
1989 | 1.03 | 0.30 | 0.81 | b | 0.82 | 0.64 | 0.19 | 0.00 | a | 0.40 | 1.08 | 1.78 | 0.60 | 0.34 | 1.78 | c | ||||||||||
1990 | 2.91 | a | 0.60 | 2.97 | 0.58 | 1.12 | 0.10 | 0.22 | 0.44 | 0.40 | 0.26 | 0.77 | 0.46 | 2.97 | a | |||||||||||
1991 | 0.74 | a | 0.66 | 2.28 | 0.35 | 0.85 | 1.01 | 0.71 | 0.30 | a | 0.00 | 0.63 | 0.80 | 1.13 | 2.28 | b | ||||||||||
1992 | 0.68 | 0.62 | 0.41 | 0.70 | 0.15 | 0.35 | 0.43 | 0.05 | 0.08 | 0.62 | 1.19 | a | 1.28 | g | 1.28 | h | ||||||||||
1993 | 1.64 | 0.77 | 0.75 | 0.77 | 1.57 | 0.69 | 0.65 | 0.28 | 0.20 | 0.40 | 0.31 | 1.55 | b | 1.64 | b | |||||||||||
1994 | 0.48 | a | 0.40 | 0.20 | 0.66 | a | 0.60 | a | 0.40 | 0.09 | 0.00 | 0.40 | 0.58 | 1.48 | a | 0.54 | b | 1.48 | f | |||||||
1995 | 1.40 | b | 1.27 | 1.02 | 1.12 | 0.59 | 0.88 | 1.08 | a | 0.05 | 0.28 | 0.27 | b | 0.55 | 2.58 | a | 2.58 | f | ||||||||
1996 | 1.64 | a | 1.07 | 0.74 | 0.93 | a | 0.87 | 0.56 | 0.35 | 0.25 | 0.92 | 0.81 | 1.39 | 1.62 | 1.64 | b | ||||||||||
1997 | 2.21 | 0.54 | b | 0.50 | 0.48 | 0.28 | a | 1.25 | 0.48 | 1.12 | b | 0.67 | 1.56 | 0.55 | 0.71 | 2.21 | e | |||||||||
1998 | 1.45 | 1.38 | 1.16 | 0.52 | a | 0.65 | 0.16 | 0.11 | 0.00 | b | 0.78 | b | 0.51 | b | 1.85 | 0.87 | 1.85 | g | ||||||||
1999 | 0.99 | 2.23 | a | 0.33 | 0.40 | 0.44 | a | 0.01 | 0.00 | 1.48 | 0.00 | 1.12 | c | 0.58 | 0.35 | 2.23 | e | |||||||||
2000 | 1.78 | 1.27 | a | 0.72 | 1.00 | 0.21 | 0.05 | 0.18 | d | 0.00 | 0.33 | 0.89 | 0.64 | 0.70 | 1.78 | e | ||||||||||
2001 | 0.42 | 0.83 | b | 0.83 | 0.37 | a | 0.73 | 0.33 | 0.45 | a | 0.00 | 0.48 | 0.43 | 1.09 | 1.08 | b | 1.09 | f | ||||||||
2002 | 0.47 | a | 0.82 | 0.62 | 1.42 | 0.21 | 0.17 | 0.14 | 0.00 | 0.17 | 0.12 | 1.04 | 3.64 | b | 3.64 | c | ||||||||||
2003 | 0.57 | 0.86 | 1.19 | a | 0.43 | 0.30 | 0.00 | 0.70 | 0.69 | 0.51 | 0.10 | 0.55 | 1.42 | 1.42 | a | |||||||||||
2004 | 1.54 | 1.73 | 0.55 | 0.27 | 0.72 | 0.73 | 0.04 | 0.34 | 0.40 | 1.31 | 0.45 | 1.70 | 1.73 | |||||||||||||
2005 | 0.77 | 0.27 | 0.64 | 1.26 | 0.80 | 0.23 | 0.00 | c | 0.00 | 0.03 | 0.20 | d | 1.62 | 2.20 | a | 2.20 | h | |||||||||
2006 | 1.25 | 1.60 | 0.84 | 0.60 | 0.65 | b | 0.26 | 0.00 | 0.30 | 0.16 | 0.50 | 2.12 | 1.50 | b | 2.12 | d | ||||||||||
2007 | 0.94 | 1.10 | 0.48 | 0.30 | 0.42 | 0.55 | 0.45 | 0.28 | a | 0.40 | 1.05 | 0.68 | 0.52 | 1.10 | a | |||||||||||
2008 | 1.15 | 0.80 | a | 0.60 | 0.35 | 0.50 | 0.10 | 0.00 | 0.21 | 0.00 | 0.55 | 0.80 | 0.75 | 1.15 | a | |||||||||||
2009 | 0.50 | 0.78 | 1.10 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
2010 | ----- | z | 0.37 | i | 0.55 | 0.91 | 0.32 | 0.48 | 0.00 | 0.26 | 0.37 | 1.35 | 0.76 | 1.26 | a | ----- | z | |||||||||
2011 | 0.86 | 0.92 | 1.12 | 0.47 | 0.78 | 0.66 | 1.01 | 0.02 | 0.05 | 0.55 | 0.77 | 0.41 | 1.12 | |||||||||||||
2012 | 1.24 | 0.88 | 0.80 | 1.03 | 0.77 | 0.63 | 0.76 | 0.05 | 0.00 | 0.73 | 2.66 | 2.68 | 2.68 | |||||||||||||
2013 | 0.55 | 0.63 | 0.77 | 0.84 | 0.35 | 0.18 | 0.00 | 0.49 | 1.17 | 0.32 | 0.37 | 0.68 | 1.17 | |||||||||||||
2014 | 0.53 | 1.44 | 1.15 | 0.56 | 0.63 | 0.65 | 0.33 | 0.05 | 1.24 | 0.82 | 1.20 | 1.86 | 1.86 | |||||||||||||
2015 | 0.63 | 3.17 | a | 0.66 | 0.45 | 0.23 | 0.24 | b | 0.49 | d | 0.10 | 0.14 | 0.41 | 0.40 | 2.04 | 3.17 | g | |||||||||
2016 | 1.43 | 1.19 | 1.42 | 0.59 | 0.54 | 0.91 | 0.19 | 0.00 | 0.44 | 1.32 | 0.87 | 1.68 | 1.68 | |||||||||||||
2017 | 1.55 | 0.82 | 0.59 | 0.64 | 0.58 | a | 0.38 | 0.00 | 0.52 | 0.33 | 0.80 | 0.59 | 0.27 | a | 1.55 | b | ||||||||||
2018 | 0.43 | 0.44 | 0.77 | 1.05 | 0.46 | 0.24 | a | 0.06 | a | 0.00 | 0.09 | 0.36 | 0.60 | 0.96 | 1.05 | b | ||||||||||
2019 | 1.19 | 1.35 | 0.48 | 0.62 | 0.54 | 0.08 | 0.00 | 0.33 | 0.67 | 0.36 | 1.17 | 0.62 | 1.35 | |||||||||||||
2020 | 0.78 | 0.23 | 0.22 | 0.36 | 1.00 | 0.40 | 0.03 | 0.00 | 0.10 | 0.42 | 0.96 | 0.84 | 1.00 | |||||||||||||
2021 | 0.58 | 0.70 | 0.28 | 0.31 | 0.07 | 0.21 | 0.02 | 0.00 | 0.62 | 1.37 | b | 0.48 | 0.81 | 1.37 | b | |||||||||||
2022 | 1.03 | 0.40 | 0.35 | 0.81 | 0.28 | a | 0.72 | 0.28 | 0.83 | 0.87 | 0.39 | 0.51 | 2.32 | 2.32 | a | |||||||||||
2023 | 0.83 | a | 0.81 | 1.15 | 0.54 | 0.62 | 0.56 | 0.00 | 0.41 | 0.29 | 0.35 | 0.59 | 1.02 | 1.15 | a | |||||||||||
2024 | 1.45 | 0.78 | 0.61 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.23 | 0.97 | 0.81 | 0.63 | 0.54 | 0.47 | 0.26 | 0.31 | 0.42 | 0.69 | 1.07 | 1.29 | 1.97 | |||||||||||||
S.D. | 0.73 | 0.54 | 0.53 | 0.28 | 0.27 | 0.31 | 0.36 | 0.34 | 0.33 | 0.46 | 0.62 | 0.82 | 0.78 | |||||||||||||
SKEW | 1.41 | 1.38 | 2.08 | 0.82 | 0.98 | 0.65 | 2.74 | 1.32 | 0.60 | 0.92 | 1.29 | 1.38 | 1.17 | |||||||||||||
MAX | 3.93 | 3.17 | 2.97 | 1.42 | 1.57 | 1.26 | 2.14 | 1.48 | 1.24 | 1.87 | 3.31 | 4.34 | 4.34 | |||||||||||||
MIN | 0.23 | 0.04 | 0.10 | 0.22 | 0.07 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.30 | 0.27 | 1.00 | |||||||||||||
YRS | 62 | 63 | 64 | 62 | 62 | 61 | 62 | 62 | 62 | 62 | 63 | 62 | 47 |