YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1978 | ----- | z | ----- | z | ----- | z | 1.41 | 0.95 | 0.03 | 1.06 | 0.06 | 0.11 | 1.17 | 2.32 | 1.39 | 8.50 | c | |||||||||
1979 | 1.45 | 0.53 | 1.31 | 0.23 | 1.02 | 1.00 | 1.00 | 1.00 | 0.07 | 0.30 | 0.91 | 1.20 | 10.02 | |||||||||||||
1980 | 1.04 | 1.97 | 1.69 | 1.46 | 1.85 | 0.00 | 0.57 | 1.51 | 0.57 | 1.90 | 0.80 | 0.39 | 13.75 | |||||||||||||
1981 | 0.35 | 0.34 | 1.52 | 0.36 | 0.67 | 0.98 | 3.80 | 2.81 | 1.74 | 5.09 | 0.24 | 0.12 | 18.02 | |||||||||||||
1982 | 0.59 | 0.18 | 0.48 | 0.08 | 1.26 | 1.24 | 0.62 | 4.61 | 4.82 | 1.04 | 1.56 | 1.22 | 17.70 | |||||||||||||
1983 | 0.76 | 1.34 | 2.00 | a | 0.85 | 0.60 | 1.31 | 1.86 | 2.77 | 1.11 | 1.70 | 2.25 | 1.51 | a | 18.06 | |||||||||||
1984 | 0.40 | 0.28 | 0.34 | c | 1.23 | 0.10 | 4.07 | 1.91 | 1.38 | 1.13 | 2.41 | 0.37 | 0.91 | 14.53 | ||||||||||||
1985 | 0.96 | 0.10 | 1.13 | 1.52 | 0.70 | 0.71 | 1.83 | 0.05 | 2.79 | 4.84 | 1.67 | 0.67 | 16.97 | |||||||||||||
1986 | 0.27 | a | 0.89 | 0.93 | 1.60 | 0.70 | 0.40 | 2.06 | 2.14 | 3.92 | a | 2.85 | 1.88 | 0.71 | 18.35 | |||||||||||
1987 | 0.77 | 1.51 | 1.05 | 0.29 | 1.22 | 0.46 | 2.70 | 2.99 | 1.67 | 2.88 | 3.84 | 0.75 | 20.13 | |||||||||||||
1988 | 0.96 | a | 0.38 | 0.69 | 1.79 | 1.85 | 0.67 | 1.02 | 1.69 | 1.71 | 0.10 | 1.28 | 1.00 | b | 13.14 | |||||||||||
1989 | 0.85 | 0.63 | 0.76 | 0.00 | 0.20 | 0.07 | 1.49 | 1.21 | 0.21 | 1.10 | 0.00 | 0.00 | 6.52 | |||||||||||||
1990 | 0.63 | 0.45 | 0.70 | 1.38 | 1.09 | 0.36 | 1.35 | 1.59 | 4.47 | 2.17 | 0.85 | 0.28 | 15.32 | |||||||||||||
1991 | 1.26 | 0.27 | 1.37 | 0.23 | 0.11 | 0.47 | 2.02 | 1.20 | 1.30 | 1.33 | 2.79 | 1.15 | 13.50 | |||||||||||||
1992 | 0.41 | 1.21 | 1.78 | 0.60 | 3.84 | 0.24 | 2.40 | 0.66 | 0.32 | 2.51 | 0.55 | 0.46 | 14.98 | |||||||||||||
1993 | 3.66 | 1.37 | a | 0.89 | 0.87 | 1.53 | 0.00 | 0.08 | 1.99 | 0.74 | 2.75 | 1.23 | 0.91 | 16.02 | ||||||||||||
1994 | 0.58 | 1.42 | e | 0.30 | 2.26 | 0.19 | 0.21 | m | 0.00 | 0.47 | 1.98 | 0.45 | 1.08 | 0.30 | 9.03 | a | ||||||||||
1995 | 1.44 | 0.55 | 2.25 | a | 1.34 | 2.25 | 1.44 | 0.80 | 1.94 | 1.18 | 0.00 | 0.09 | 0.17 | 13.45 | ||||||||||||
1996 | 0.56 | 1.19 | a | 0.66 | 0.57 | a | 0.35 | 0.91 | 0.25 | 0.26 | 2.81 | 1.91 | 1.32 | c | 2.10 | 12.89 | ||||||||||
1997 | 1.63 | e | 0.65 | a | 0.00 | a | 2.26 | 1.55 | 0.74 | 0.90 | 1.46 | 2.75 | 1.72 | 1.21 | f | 0.57 | 14.23 | a | ||||||||
1998 | 0.60 | 0.91 | 1.61 | 0.90 | 0.20 | 0.47 | 2.33 | 1.25 | 0.74 | 2.48 | 0.28 | 0.28 | h | 11.77 | a | |||||||||||
1999 | 0.36 | 0.26 | 0.18 | ----- | z | 0.50 | 1.08 | 2.84 | 2.75 | g | 1.14 | 0.00 | 0.00 | ----- | z | 6.36 | c | |||||||||
2000 | ----- | z | ----- | z | 1.14 | ----- | z | ----- | z | 0.28 | 0.76 | 1.87 | u | 1.02 | b | 2.36 | a | 0.37 | u | ----- | z | 5.56 | g | |||
2001 | 1.41 | d | 0.79 | d | 1.13 | 1.20 | 0.47 | 0.18 | c | 1.37 | a | 4.34 | a | 0.37 | d | 0.55 | b | 1.94 | 1.04 | a | 14.79 | |||||
2002 | 0.22 | a | 0.14 | 0.29 | 0.54 | 0.57 | a | 0.01 | 0.99 | 1.40 | 3.22 | 1.31 | 0.92 | 0.41 | 10.02 | |||||||||||
2003 | 0.26 | 2.43 | 0.75 | 0.24 | 1.18 | 0.54 | 0.57 | 1.36 | a | 1.38 | 1.36 | 0.67 | 1.33 | 12.07 | ||||||||||||
2004 | 0.78 | a | 1.57 | 0.11 | a | 2.64 | 0.28 | 1.46 | 0.29 | a | 0.79 | 3.33 | 1.66 | 1.65 | 0.92 | 15.48 | ||||||||||
2005 | 2.17 | 1.35 | 1.88 | 0.49 | b | 0.16 | a | 0.53 | k | 0.31 | c | 1.87 | 2.62 | d | 0.67 | b | 0.00 | b | 0.00 | 11.52 | a | |||||
2006 | 0.53 | a | 0.00 | 0.99 | a | 0.79 | 0.00 | 0.54 | a | 2.00 | f | 0.48 | c | 1.45 | 4.21 | a | 0.35 | 0.00 | c | 9.34 | a | |||||
2007 | 0.00 | a | 0.00 | d | ----- | z | 1.09 | b | 0.80 | d | 0.29 | 1.43 | a | 1.71 | 2.62 | 1.26 | 0.27 | a | 0.75 | g | 9.47 | b | ||||
2008 | ----- | z | 0.00 | ----- | z | ----- | z | 0.67 | ----- | z | 0.81 | g | 1.10 | a | 0.35 | 0.67 | b | 1.02 | 1.60 | c | 5.41 | e | ||||
2009 | 0.55 | 0.70 | 0.00 | 0.00 | 1.35 | a | 2.15 | 0.46 | c | 0.16 | b | 1.10 | 0.52 | 0.90 | 1.65 | 9.54 | ||||||||||
2010 | 0.65 | 1.20 | f | 0.85 | 1.73 | 0.13 | d | 0.49 | 1.45 | 1.36 | 0.89 | 2.19 | 1.06 | 1.84 | b | 12.64 | a | |||||||||
2011 | 0.09 | 0.33 | 0.11 | h | 2.15 | 1.84 | 0.49 | 0.80 | 0.77 | 2.02 | 0.79 | 0.72 | 0.43 | 10.43 | a | |||||||||||
2012 | 0.90 | 0.80 | 0.20 | 0.25 | 0.00 | 0.09 | b | 1.71 | 0.83 | 1.17 | 0.40 | 0.19 | 1.33 | 7.87 | ||||||||||||
2013 | 1.16 | 0.52 | 0.18 | 0.48 | 1.20 | 0.06 | 3.49 | 2.92 | 2.21 | 1.22 | 0.16 | d | 0.48 | 14.08 | ||||||||||||
2014 | 0.36 | 0.79 | 0.30 | 1.91 | 1.40 | 0.02 | 1.79 | 2.91 | 2.50 | 0.38 | 0.93 | 1.27 | 14.56 | |||||||||||||
2015 | 2.12 | 0.60 | 0.56 | 1.52 | 2.59 | a | 2.43 | 1.70 | 1.18 | 1.03 | d | 3.23 | 2.02 | 0.00 | x | 18.98 | a | |||||||||
2016 | ----- | z | ----- | z | 0.83 | 1.50 | 1.89 | 0.65 | 1.02 | 2.07 | k | 1.10 | 0.39 | 1.00 | 1.49 | 9.87 | c | |||||||||
2017 | 1.51 | 0.64 | 0.88 | 0.15 | 0.55 | 0.20 | 1.85 | 1.30 | 1.03 | 0.01 | 0.10 | 0.42 | a | 8.64 | ||||||||||||
2018 | 0.93 | 0.51 | 0.47 | 0.36 | a | 0.17 | 0.04 | c | 1.37 | 0.85 | 0.98 | 3.84 | 0.04 | 1.28 | 10.84 | |||||||||||
2019 | 1.24 | 1.87 | 3.67 | 1.74 | 2.38 | 0.16 | 0.65 | 0.12 | 0.29 | 0.01 | 1.85 | 1.20 | 15.18 | |||||||||||||
2020 | 1.00 | 0.27 | 2.14 | 0.24 | 0.27 | 0.99 | 0.33 | 0.17 | 0.56 | 0.17 | 0.45 | 0.59 | 7.18 | |||||||||||||
2021 | 0.70 | 0.87 | 2.89 | 0.33 | 0.23 | 0.84 | 3.28 | 1.13 | 1.53 | 1.75 | 0.09 | 1.67 | 15.31 | |||||||||||||
2022 | 0.06 | 0.55 | 0.89 | 0.16 | 0.00 | 0.59 | 1.65 | 2.27 | 1.87 | 1.33 | 0.99 | 1.81 | 12.17 | |||||||||||||
2023 | 2.31 | 0.92 | 2.58 | 0.23 | 0.87 | 0.14 | 0.29 | 1.84 | 1.12 | 0.41 | 0.55 | 1.21 | 12.47 | |||||||||||||
2024 | 1.04 | 0.65 | 0.53 | b | 0.01 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.22 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.92 | 0.76 | 1.04 | 0.95 | 0.93 | 0.68 | 1.37 | 1.49 | 1.59 | 1.55 | 0.98 | 0.92 | 13.55 | |||||||||||||
S.D. | 0.70 | 0.57 | 0.82 | 0.73 | 0.83 | 0.77 | 0.92 | 1.05 | 1.13 | 1.29 | 0.84 | 0.57 | 3.41 | |||||||||||||
SKEW | 1.69 | 0.93 | 1.16 | 0.48 | 1.26 | 2.41 | 0.74 | 1.04 | 1.02 | 0.96 | 1.15 | 0.06 | -0.29 | |||||||||||||
MAX | 3.66 | 2.43 | 3.67 | 2.64 | 3.84 | 4.07 | 3.80 | 4.61 | 4.82 | 5.09 | 3.84 | 2.10 | 20.13 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.07 | 0.00 | 0.00 | 0.00 | 6.52 | |||||||||||||
YRS | 43 | 43 | 43 | 43 | 45 | 43 | 44 | 43 | 46 | 46 | 44 | 41 | 32 |