YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1982 | ----- | z | ----- | z | 0.61 | 0.09 | 0.35 | 0.00 | 2.95 | 2.85 | 1.44 | 0.00 | 0.82 | 3.12 | 12.23 | b | ||||||||||
1983 | 1.25 | 1.36 | 1.99 | 0.46 | 0.00 | 0.00 | 3.02 | 5.29 | 6.67 | 2.30 | 1.08 | 0.48 | 23.90 | |||||||||||||
1984 | 2.20 | 0.00 | 0.00 | 0.90 | 0.38 | 1.01 | 4.94 | 5.46 | 1.21 | 1.99 | 0.24 | 3.89 | 22.22 | |||||||||||||
1985 | 1.83 | 0.35 | a | 0.15 | 0.82 | 0.00 | 0.88 | 2.51 | 2.35 | 2.49 | 2.28 | 1.20 | 0.25 | 15.11 | ||||||||||||
1986 | 1.05 | 1.43 | 1.01 | 0.33 | 0.60 | 0.58 | 1.90 | 4.98 | 0.60 | 0.95 | 0.89 | 2.45 | 16.77 | |||||||||||||
1987 | 0.26 | 1.05 | 0.20 | 2.30 | 1.76 | 0.53 | 1.58 | 7.13 | 2.53 | 0.40 | 0.05 | 2.57 | 20.36 | |||||||||||||
1988 | 1.58 | 0.42 | 0.26 | 0.87 | 0.03 | 0.18 | 7.01 | 6.19 | 1.56 | 3.95 | 0.13 | 0.60 | 22.78 | |||||||||||||
1989 | 0.96 | 0.19 | 0.20 | 0.19 | 0.25 | 0.00 | 2.43 | 1.74 | 0.71 | 2.34 | 0.00 | 0.08 | 9.09 | |||||||||||||
1990 | 0.45 | a | 0.80 | 0.23 | 0.32 | 0.14 | 0.34 | 3.91 | 2.76 | 1.93 | 0.47 | 0.46 | 0.97 | 12.78 | ||||||||||||
1991 | 1.46 | 1.63 | 0.96 | 0.00 | 0.00 | 0.00 | 2.52 | 3.10 | 1.49 | 0.30 | 0.58 | 2.50 | 14.54 | |||||||||||||
1992 | 1.58 | 0.88 | 1.54 | 0.62 | 1.46 | 0.00 | 4.48 | 5.32 | 0.07 | 0.07 | 0.00 | 2.74 | 18.76 | |||||||||||||
1993 | 3.40 | 1.89 | 0.97 | 0.00 | 1.00 | 0.52 | 0.67 | s | 5.73 | e | 0.00 | 0.00 | 0.42 | 0.00 | 13.93 | a | ||||||||||
1994 | 0.35 | 0.52 | 0.29 | 0.00 | 0.00 | 0.05 | 0.90 | 4.06 | 0.10 | 0.00 | 1.69 | ----- | z | 7.96 | a | |||||||||||
1995 | 0.13 | b | 0.39 | 0.00 | a | 0.00 | 0.00 | 0.00 | 0.62 | 5.78 | 1.13 | 0.93 | 0.00 | 0.39 | a | 9.37 | ||||||||||
1996 | 0.00 | 0.38 | 0.00 | 0.00 | 0.00 | 0.56 | 3.25 | 1.56 | 2.85 | 0.72 | 0.00 | 0.00 | 9.32 | |||||||||||||
1997 | 1.72 | a | 0.14 | 0.00 | 0.11 | 0.03 | 0.00 | 1.20 | 1.37 | 0.82 | 0.00 | 0.00 | ----- | z | 5.39 | a | ||||||||||
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 5.62 | 3.40 | 0.57 | 0.00 | 0.39 | 0.31 | 10.29 | f | ||||||
1999 | 0.03 | 0.00 | 0.14 | 0.57 | 0.00 | 0.43 | 4.32 | 5.45 | 1.08 | 0.00 | 0.00 | 0.00 | 12.02 | |||||||||||||
2000 | 0.00 | 0.20 | 0.47 | 0.00 | 0.00 | 5.04 | 1.26 | 6.68 | 0.33 | 6.11 | 1.72 | 0.00 | 21.81 | |||||||||||||
2001 | 0.88 | 0.21 | 0.41 | 1.55 | 0.50 | 0.83 | 4.08 | 2.25 | 1.43 | 0.31 | 0.27 | 0.53 | 13.25 | |||||||||||||
2002 | 0.83 | 0.67 | 0.00 | 0.00 | 0.00 | 0.05 | 3.22 | 2.84 | 1.07 | 0.99 | 0.05 | 0.92 | 10.64 | |||||||||||||
2003 | 0.06 | 2.06 | 0.28 | 0.09 | 0.31 | 0.02 | 3.97 | 3.52 | 1.14 | 0.73 | 0.84 | 0.48 | 13.50 | |||||||||||||
2004 | 1.66 | 0.44 | 1.20 | 1.96 | 0.00 | 0.44 | 1.38 | 2.10 | 1.62 | 0.12 | 0.54 | 0.58 | 12.04 | |||||||||||||
2005 | 1.40 | 1.06 | 0.05 | 0.18 | 0.58 | 0.00 | 4.04 | 5.45 | 1.13 | 0.32 | 0.00 | 0.05 | 14.26 | |||||||||||||
2006 | 0.04 | 0.12 | 0.57 | 0.01 | 0.05 | 1.19 | 3.73 | 4.60 | 3.63 | 0.24 | 0.00 | 0.10 | 14.28 | |||||||||||||
2007 | 1.04 | 0.16 | 1.07 | 0.12 | 0.00 | 0.54 | 6.26 | 3.48 | 0.58 | 1.01 | 1.01 | 1.31 | 16.58 | |||||||||||||
2008 | 0.25 | 0.19 | 0.00 | 0.00 | 0.24 | 0.48 | 2.83 | 2.96 | 1.36 | 0.03 | 0.30 | 1.07 | 9.71 | |||||||||||||
2009 | 0.34 | 0.02 | 0.18 | 0.00 | a | 0.30 | a | 1.09 | 3.03 | c | 1.43 | b | 0.59 | a | 1.10 | c | 0.22 | 0.00 | 8.30 | |||||||
2010 | 3.04 | 0.03 | 0.36 | 0.13 | 0.00 | 0.00 | 2.81 | 6.87 | b | 0.09 | 0.11 | h | 0.00 | 0.06 | b | 13.39 | a | |||||||||
2011 | 0.00 | 0.05 | b | 0.06 | e | 0.02 | a | 0.00 | 0.00 | a | 2.94 | h | 1.66 | e | 2.67 | e | 0.00 | e | 0.05 | e | 1.16 | d | 5.67 | a | ||
2012 | 0.04 | a | 0.20 | b | 0.60 | e | 0.00 | f | 0.25 | 0.15 | b | 5.03 | i | 2.13 | k | 0.02 | p | 0.00 | f | 0.15 | 1.20 | l | 1.39 | f | ||
2013 | 0.03 | c | 0.36 | a | 0.35 | a | 0.50 | 0.00 | 0.00 | e | 3.74 | d | 3.15 | c | 4.55 | f | 0.00 | a | 0.30 | e | 0.20 | e | 8.63 | a | ||
2014 | 0.00 | b | 0.01 | g | 0.84 | g | 0.01 | g | 0.00 | i | 0.00 | 4.87 | g | 5.39 | j | 6.43 | o | 0.86 | e | 0.11 | 0.48 | j | 0.97 | h | ||
2015 | 1.82 | h | 0.34 | b | 0.85 | 0.50 | d | 0.08 | t | 1.06 | a | 4.95 | a | 1.88 | d | 3.28 | c | 1.77 | d | 0.41 | m | 0.35 | h | 14.63 | d | |
2016 | 1.38 | d | 0.01 | g | 0.11 | a | 0.00 | 0.00 | 1.18 | c | 2.44 | S | 3.46 | f | 4.39 | e | 0.12 | a | 0.26 | c | 1.08 | u | 7.44 | d | ||
2017 | ----- | z | 0.00 | x | 0.04 | b | 0.15 | 0.10 | a | 0.23 | 3.88 | 2.00 | 0.07 | 0.05 | 0.22 | 0.32 | 7.06 | b | ||||||||
2018 | 0.04 | 2.03 | 0.10 | 0.00 | 0.00 | 0.73 | 5.00 | a | 2.51 | 1.36 | 2.20 | a | 0.08 | 1.40 | a | 15.45 | ||||||||||
2019 | 1.02 | a | 1.07 | 0.84 | 0.01 | 0.24 | 0.00 | a | 2.20 | 3.42 | 3.14 | a | 0.00 | 4.52 | 1.22 | 17.68 | ||||||||||
2020 | 0.46 | a | 1.04 | 1.87 | 0.00 | 0.11 | 0.20 | 2.03 | 0.40 | 0.42 | 0.00 | a | 0.00 | 0.00 | c | 6.53 | ||||||||||
2021 | 1.03 | 0.02 | a | 0.26 | 0.09 | 0.03 | 0.15 | 6.48 | 2.73 | a | 1.91 | 0.42 | 0.23 | 0.66 | 14.01 | |||||||||||
2022 | 0.50 | 0.02 | 0.47 | 0.00 | 0.00 | 1.26 | 3.16 | 5.88 | 0.85 | 2.67 | 0.06 | a | 1.21 | 16.08 | ||||||||||||
2023 | 1.03 | 0.78 | 0.49 | 0.00 | 0.38 | a | 0.00 | 0.70 | 1.67 | 0.80 | 0.34 | 0.03 | 1.14 | 7.36 | ||||||||||||
2024 | 0.98 | 1.42 | 0.55 | 0.39 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.95 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.88 | 0.63 | 0.48 | 0.33 | 0.23 | 0.48 | 3.29 | 3.64 | 1.52 | 0.90 | 0.46 | 0.91 | 14.43 | |||||||||||||
S.D. | 0.84 | 0.61 | 0.51 | 0.55 | 0.40 | 0.84 | 1.62 | 1.81 | 1.36 | 1.27 | 0.79 | 1.01 | 4.77 | |||||||||||||
SKEW | 1.07 | 0.94 | 1.40 | 2.24 | 2.47 | 4.08 | 0.35 | 0.32 | 1.73 | 2.21 | 3.57 | 1.32 | 0.33 | |||||||||||||
MAX | 3.40 | 2.06 | 1.99 | 2.30 | 1.76 | 5.04 | 7.01 | 7.13 | 6.67 | 6.11 | 4.52 | 3.89 | 23.90 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.62 | 0.40 | 0.00 | 0.00 | 0.00 | 0.00 | 6.53 | |||||||||||||
YRS | 39 | 38 | 41 | 39 | 39 | 41 | 37 | 39 | 39 | 40 | 41 | 36 | 29 |