YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1979 | ----- | z | ----- | z | ----- | z | ----- | z | 4.19 | 3.01 | 1.18 | 3.21 | 0.65 | 0.68 | 1.87 | 1.34 | 16.13 | d | ||||||||
1980 | 1.42 | 0.44 | 1.54 | 2.35 | 3.74 | 0.74 | 1.19 | 0.58 | 1.16 | 1.17 | 0.35 | 0.10 | 14.78 | |||||||||||||
1981 | 0.38 | 0.09 | 1.15 | 0.90 | 5.82 | 0.72 | 3.14 | 2.15 | 0.84 | 1.28 | 0.08 | 0.67 | 17.22 | |||||||||||||
1982 | 0.08 | 0.06 | 0.27 | 0.71 | 3.15 | 2.31 | 1.47 | 3.08 | 2.87 | 0.94 | b | 0.44 | 0.41 | 15.79 | ||||||||||||
1983 | 0.00 | 0.03 | 2.66 | 5.81 | 2.59 | 4.22 | a | 4.30 | 1.53 | 0.17 | 0.48 | 2.11 | 0.33 | 24.23 | ||||||||||||
1984 | 0.46 | 0.79 | 1.41 | 3.68 | 0.86 | 1.87 | 2.86 | 3.42 | 1.11 | 1.76 | 0.21 | 0.47 | 18.90 | |||||||||||||
1985 | 0.62 | 0.09 | 0.55 | 1.14 | 1.06 | 1.06 | 4.16 | 0.62 | 2.58 | 1.39 | ----- | z | ----- | z | 13.27 | b | ||||||||||
1986 | 0.07 | 0.21 | 0.51 | 1.55 | 0.62 | 3.25 | 1.18 | 1.07 | 0.65 | 3.17 | 0.42 | 0.16 | 12.86 | |||||||||||||
1987 | 0.39 | 0.77 | 0.70 | 1.66 | 2.86 | 2.30 | 1.89 | 2.10 | 1.29 | 0.42 | 0.82 | 0.84 | 16.04 | |||||||||||||
1988 | 0.35 | 0.79 | 0.81 | 1.14 | 2.07 | 2.03 | 0.97 | 1.28 | 1.40 | 0.00 | 0.53 | 0.66 | 12.03 | |||||||||||||
1989 | 0.26 | 1.00 | 0.49 | 0.57 | 1.76 | 2.47 | 0.42 | 1.29 | 3.13 | 0.46 | 0.07 | 0.46 | 12.38 | |||||||||||||
1990 | 0.17 | 0.62 | 3.65 | 0.64 | 2.30 | 1.15 | 2.20 | 2.47 | 1.58 | 1.82 | 1.12 | 0.24 | 17.96 | |||||||||||||
1991 | 0.37 | 0.08 | 0.53 | 0.88 | 5.02 | 5.68 | 3.61 | 2.69 | 1.43 | 0.31 | 0.94 | 0.04 | 21.58 | |||||||||||||
1992 | 0.72 | 0.07 | 1.62 | 0.76 | 1.68 | 1.38 | 2.03 | 2.37 | 0.07 | 0.31 | 1.04 | 0.41 | 12.46 | |||||||||||||
1993 | 0.44 | 0.60 | a | 0.71 | 1.61 | 2.26 | 3.25 | t | 1.12 | 2.35 | 2.36 | 1.40 | 1.05 | 0.11 | 14.01 | a | ||||||||||
1994 | 0.32 | 0.69 | 0.28 | 2.44 | 1.74 | 1.19 | 2.13 | 2.95 | 0.43 | 1.23 | 0.30 | 0.41 | 14.11 | |||||||||||||
1995 | 0.03 | 0.69 | 0.09 | 1.38 | 7.39 | 4.09 | 2.11 | 0.64 | 1.99 | 0.41 | 0.59 | 0.15 | 19.56 | |||||||||||||
1996 | 0.52 | 0.08 | 0.80 | 2.10 | 2.12 | 1.87 | 2.71 | 2.43 | 2.08 | 0.70 | 0.48 | 0.17 | 16.06 | |||||||||||||
1997 | 0.46 | 0.22 | 0.71 | 1.75 | 0.80 | 2.81 | 5.60 | 4.71 | 4.15 | 1.63 | 0.20 | 0.30 | a | 23.34 | ||||||||||||
1998 | 0.22 | 0.18 | 0.93 | b | 0.91 | 2.51 | 2.27 | 1.55 | 1.30 | 0.49 | 2.10 | 0.23 | 0.85 | 13.54 | ||||||||||||
1999 | 0.25 | a | 0.00 | 0.48 | a | 2.14 | 1.16 | 1.40 | 0.93 | 1.15 | 1.60 | 0.32 | 0.32 | 0.16 | 9.91 | |||||||||||
2000 | 0.18 | 0.41 | 0.50 | 0.88 | 1.34 | 0.76 | 0.28 | 1.39 | 2.45 | 0.64 | 0.19 | 0.54 | 9.56 | |||||||||||||
2001 | 0.44 | 0.18 | 0.52 | 1.62 | 2.25 | 0.75 | 3.20 | 1.90 | 0.71 | 0.57 | 0.26 | 0.04 | 12.44 | |||||||||||||
2002 | 0.33 | 0.48 | 0.55 | 0.42 | 0.75 | 0.55 | 1.62 | 1.16 | 2.15 | a | 0.71 | 0.30 | 0.05 | 9.07 | ||||||||||||
2003 | 0.03 | 0.13 | 2.31 | 3.32 | 2.30 | 2.53 | 0.66 | 1.17 | 0.85 | a | 0.30 | 0.73 | 0.59 | 14.92 | ||||||||||||
2004 | 0.05 | a | 0.18 | 0.24 | 1.64 | a | 0.76 | 3.52 | 1.66 | 0.97 | 2.90 | 0.57 | 0.84 | 0.09 | 13.42 | |||||||||||
2005 | 0.30 | 0.19 | 0.70 | 1.17 | 1.78 | 3.51 | 0.78 | 1.18 | 0.36 | 1.43 | 0.38 | 0.31 | 12.09 | |||||||||||||
2006 | 0.00 | 0.69 | 1.26 | 0.45 | 1.11 | 0.18 | 1.60 | 0.97 | 1.64 | 0.70 | 0.08 | 0.73 | 9.41 | |||||||||||||
2007 | 0.13 | 0.09 | 1.82 | 1.33 | 1.76 | 0.56 | 4.68 | 2.56 | 1.91 | 2.63 | 0.49 | 0.94 | a | 18.90 | ||||||||||||
2008 | 0.00 | 0.13 | 0.38 | 0.58 | 1.66 | 2.22 | 0.41 | 3.64 | 1.53 | 0.76 | 0.23 | 0.26 | 11.80 | |||||||||||||
2009 | 0.80 | 0.09 | 0.20 | 1.66 | 1.44 | 3.38 | ----- | z | 1.07 | 0.47 | 2.07 | a | 0.71 | 0.64 | 12.53 | a | ||||||||||
2010 | 0.34 | 0.75 | 0.81 | 3.20 | 1.08 | 2.31 | 2.05 | 1.68 | 0.06 | 1.21 | 0.39 | 0.57 | 14.45 | |||||||||||||
2011 | 0.12 | 0.40 | 0.53 | 1.39 | 2.88 | 0.81 | 2.04 | 0.66 | 0.67 | 1.63 | 0.80 | 0.58 | 12.51 | |||||||||||||
2012 | 0.44 | 1.10 | 0.00 | 0.72 | 0.37 | 1.27 | 2.06 | 0.59 | 1.39 | 1.18 | 0.00 | b | 0.49 | 9.61 | ||||||||||||
2013 | 0.13 | 0.41 | 0.53 | 2.55 | 2.03 | 0.08 | 3.36 | 1.38 | 9.24 | 1.50 | 0.27 | 0.40 | 21.88 | |||||||||||||
2014 | 0.72 | 0.86 | 1.07 | 0.58 | 2.28 | 1.48 | 3.52 | 2.61 | 1.90 | 0.56 | 0.94 | 1.00 | 17.52 | |||||||||||||
2015 | 0.15 | 1.05 | 0.19 | 2.90 | a | 5.51 | 2.14 | ----- | z | ----- | z | ----- | z | 1.84 | 1.34 | 0.62 | 15.74 | c | ||||||||
2016 | 0.66 | 0.60 | 1.78 | 3.02 | ----- | z | 0.70 | 1.30 | 0.74 | 0.32 | 0.59 | 0.77 | 0.85 | 11.33 | a | |||||||||||
2017 | 0.75 | 0.55 | 0.55 | 1.94 | 3.31 | 0.33 | 2.31 | 1.05 | 1.46 | 1.40 | 0.50 | 0.29 | 14.44 | |||||||||||||
2018 | 0.42 | 0.13 | 1.45 | 0.98 | 3.30 | 2.07 | 2.31 | 2.93 | 0.52 | 0.48 | d | 0.66 | 0.28 | 15.53 | ||||||||||||
2019 | 0.22 | 0.40 | 1.12 | 1.01 | 2.45 | 4.05 | 1.28 | 0.30 | ----- | z | 0.98 | ----- | z | ----- | z | 11.81 | c | |||||||||
2020 | ----- | z | ----- | z | 0.53 | 0.84 | 1.42 | ----- | z | ----- | z | 0.37 | 0.48 | 0.62 | 0.09 | ----- | z | 4.35 | e | |||||||
2021 | 0.20 | 0.46 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.87 | 0.46 | 0.44 | 0.22 | 0.29 | a | 2.94 | e | ||||||
2022 | 0.80 | a | 0.41 | 1.13 | a | 0.02 | 1.14 | 0.59 | 3.73 | 1.41 | ----- | z | 0.10 | 0.72 | 0.08 | 10.13 | a | |||||||||
2023 | 0.86 | 0.31 | 0.07 | o | 1.36 | 2.97 | 3.16 | ----- | z | ----- | z | ----- | z | ----- | z | 0.20 | ----- | z | 8.86 | f | ||||||
2024 | 0.41 | 1.05 | c | 0.75 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.21 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.36 | 0.42 | 0.90 | 1.57 | 2.32 | 1.97 | 2.14 | 1.72 | 1.55 | 1.02 | 0.56 | 0.44 | 15.01 | |||||||||||||
S.D. | 0.29 | 0.32 | 0.72 | 1.09 | 1.49 | 1.29 | 1.26 | 1.02 | 1.55 | 0.69 | 0.46 | 0.30 | 4.03 | |||||||||||||
SKEW | 1.23 | 0.52 | 1.77 | 1.64 | 1.46 | 0.67 | 0.77 | 0.81 | 3.12 | 0.98 | 1.49 | 0.79 | 0.58 | |||||||||||||
MAX | 1.42 | 1.10 | 3.65 | 5.81 | 7.39 | 5.68 | 5.60 | 4.71 | 9.24 | 3.17 | 2.11 | 1.34 | 24.23 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.02 | 0.37 | 0.08 | 0.28 | 0.30 | 0.06 | 0.00 | 0.00 | 0.04 | 9.07 | |||||||||||||
YRS | 44 | 44 | 43 | 43 | 43 | 42 | 40 | 43 | 41 | 44 | 43 | 41 | 34 |