YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.54 | p | ----- | z | ----- | z | ----- | z | ----- | z | 0.65 | ----- | z | |
1976 | 0.21 | ----- | z | ----- | z | 0.85 | 1.10 | b | ----- | z | 0.80 | 0.80 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1977 | 0.08 | 0.60 | 0.85 | ----- | z | ----- | z | 2.30 | 1.60 | 1.30 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||||
1978 | ----- | z | ----- | z | ----- | z | 1.10 | ----- | z | 1.80 | 6.00 | 0.57 | ----- | z | 0.70 | 1.10 | 0.22 | ----- | z | |||||||
1979 | 0.18 | 0.65 | 1.30 | 0.75 | 4.10 | a | 1.55 | 1.00 | 2.25 | 0.40 | 1.00 | 0.40 | a | 0.75 | 4.10 | b | ||||||||||
1980 | 0.70 | 0.06 | 0.26 | 1.20 | 1.15 | c | 1.60 | 1.90 | 3.80 | 1.45 | a | 0.70 | 0.30 | 0.25 | 3.80 | d | ||||||||||
1981 | 0.03 | 0.56 | 0.25 | 2.95 | 0.60 | 0.65 | 2.50 | 1.42 | 0.70 | 1.40 | 0.55 | 0.32 | 2.95 | |||||||||||||
1982 | 0.55 | 0.02 | 0.80 | 1.10 | 1.38 | 0.55 | 2.20 | 0.85 | 0.45 | 1.10 | 2.75 | 1.20 | 2.75 | |||||||||||||
1983 | 0.25 | 0.25 | 0.95 | 0.62 | a | 1.00 | 1.20 | 1.40 | 2.80 | 2.00 | 1.50 | 0.75 | 0.35 | 2.80 | a | |||||||||||
1984 | 0.06 | 0.75 | 0.60 | 2.00 | 1.15 | 5.70 | 1.20 | 0.78 | 2.20 | 1.50 | 0.80 | 0.70 | 5.70 | |||||||||||||
1985 | 0.08 | ----- | z | 1.20 | 1.40 | 0.95 | 0.55 | 1.70 | 1.20 | 1.25 | 1.50 | 0.52 | 0.24 | ----- | z | |||||||||||
1986 | 0.25 | 0.36 | 1.50 | 0.75 | 0.52 | 1.85 | a | 1.40 | 1.40 | 3.50 | 0.85 | 0.35 | 0.20 | 3.50 | a | |||||||||||
1987 | 0.28 | 0.53 | 0.35 | 1.80 | 1.80 | 0.78 | 1.90 | 1.15 | 0.75 | 1.00 | 1.00 | 0.28 | b | 1.90 | b | |||||||||||
1988 | 0.34 | 0.08 | 0.75 | 0.60 | 0.80 | 1.00 | 0.75 | 0.90 | 2.50 | 0.35 | 1.75 | 0.45 | 2.50 | |||||||||||||
1989 | 0.15 | 0.22 | 0.42 | 0.75 | 2.75 | 1.50 | 1.20 | 2.80 | 1.20 | 0.80 | 0.74 | 0.12 | 2.80 | |||||||||||||
1990 | 0.80 | 0.16 | 1.50 | 0.60 | 1.50 | 1.30 | ----- | z | 3.03 | a | 1.15 | 0.60 | 0.45 | 1.54 | ----- | z | ||||||||||
1991 | 0.26 | 0.12 | 0.85 | 0.90 | 1.35 | 0.85 | 1.95 | 1.85 | 1.75 | 1.20 | 1.40 | 0.75 | 1.95 | |||||||||||||
1992 | 0.45 | 0.23 | 1.30 | 1.10 | 1.90 | 1.30 | 1.00 | 1.00 | 1.90 | 0.35 | 1.50 | 0.25 | 1.90 | |||||||||||||
1993 | 0.95 | 0.75 | 0.75 | 1.20 | 1.58 | 1.20 | 1.00 | 2.50 | a | 1.30 | 0.85 | a | 0.35 | 0.25 | 2.50 | b | ||||||||||
1994 | 0.33 | 0.90 | b | 0.25 | 3.00 | 0.50 | 1.10 | 1.75 | 1.50 | 2.50 | 0.30 | 1.25 | 0.20 | 3.00 | b | |||||||||||
1995 | 0.20 | 0.06 | 1.00 | 0.80 | 0.80 | a | 0.75 | 0.95 | 1.20 | 0.75 | 1.75 | 1.20 | 0.26 | 1.75 | a | |||||||||||
1996 | 0.90 | 0.15 | 0.48 | 0.75 | 0.50 | 3.75 | 1.00 | 0.85 | 0.60 | 1.05 | 0.51 | a | 0.45 | 3.75 | a | |||||||||||
1997 | 0.48 | c | 0.35 | c | 1.05 | 1.30 | 1.05 | 0.78 | 1.50 | 1.35 | 1.00 | a | 2.35 | 0.10 | 0.22 | 2.35 | g | |||||||||
1998 | 0.57 | 0.92 | 1.80 | 0.65 | 0.95 | 1.95 | 1.20 | 1.85 | 0.55 | 0.75 | 1.15 | 0.18 | 1.95 | |||||||||||||
1999 | 0.55 | 0.70 | 0.38 | 1.98 | 0.85 | 0.95 | 1.60 | 1.00 | 0.50 | 0.70 | 1.75 | 0.24 | 1.98 | |||||||||||||
2000 | 0.30 | 0.42 | 0.28 | 1.50 | 3.05 | 1.95 | 1.40 | 1.20 | 0.70 | 0.32 | 0.55 | 0.45 | 3.05 | |||||||||||||
2001 | 0.57 | 0.64 | 0.48 | 2.00 | 1.90 | 1.40 | 0.80 | 3.25 | 2.50 | 0.52 | 0.47 | 0.45 | 3.25 | |||||||||||||
2002 | 0.15 | 0.65 | 0.98 | 1.15 | 0.45 | 2.00 | 1.50 | 0.90 | 1.30 | 1.00 | 0.12 | 0.30 | 2.00 | |||||||||||||
2003 | 0.42 | 0.24 | 0.40 | 1.00 | 0.80 | 0.48 | 1.10 | 1.40 | 0.95 | 0.55 | 1.65 | 0.32 | 1.65 | |||||||||||||
2004 | 0.25 | 0.45 | 0.95 | 0.55 | 2.15 | 1.90 | 0.85 | 1.25 | 0.35 | 0.85 | 0.60 | 0.28 | 2.15 | |||||||||||||
2005 | 0.65 | 0.38 | 0.32 | 0.45 | 0.45 | 2.00 | 2.00 | 0.90 | 0.98 | 0.40 | 0.72 | 0.38 | a | 2.00 | a | |||||||||||
2006 | 0.45 | 0.45 | 0.68 | 1.30 | 1.10 | 0.68 | 1.10 | 1.35 | 1.65 | a | 0.45 | 0.80 | 0.32 | 1.65 | a | |||||||||||
2007 | 0.50 | 1.05 | a | 0.60 | 0.62 | 0.75 | 0.72 | 1.90 | 5.40 | 0.70 | a | 1.60 | 0.16 | 1.25 | 5.40 | b | ||||||||||
2008 | 0.37 | 0.62 | 0.30 | 1.35 | 1.00 | 6.10 | 2.42 | ----- | z | ----- | z | ----- | z | 0.05 | r | 0.56 | ----- | z | ||||||||
2009 | 0.36 | 0.28 | a | 0.66 | 1.24 | 0.85 | 1.36 | 1.15 | 2.10 | a | 0.25 | 1.26 | 0.49 | 1.18 | 2.10 | b | ||||||||||
2010 | 0.91 | 0.15 | 0.31 | 0.66 | 1.45 | 1.81 | 2.43 | 1.57 | 2.67 | 1.34 | 0.57 | 0.81 | 2.67 | |||||||||||||
2011 | 0.19 | 0.87 | 1.28 | 0.76 | 1.33 | 2.94 | 1.33 | 0.51 | 0.60 | 1.04 | 0.73 | 0.71 | 2.94 | |||||||||||||
2012 | 0.24 | 0.84 | 0.74 | 2.06 | 1.05 | 0.74 | 0.85 | a | 0.86 | 0.39 | 1.89 | 1.16 | 0.49 | 2.06 | a | |||||||||||
2013 | 0.33 | 0.57 | 0.48 | 2.30 | 1.14 | 1.48 | 0.98 | 0.32 | 1.14 | 1.77 | 1.42 | 0.16 | 2.30 | |||||||||||||
2014 | 0.19 | 0.45 | 1.02 | 1.78 | 1.98 | 2.06 | 0.73 | a | 0.99 | 0.73 | b | 1.18 | 0.29 | 0.51 | 2.06 | c | ||||||||||
2015 | 0.15 | 0.28 | 0.45 | 1.42 | 1.21 | 2.18 | 1.01 | 1.16 | 2.64 | 1.74 | 0.89 | 2.52 | 2.64 | |||||||||||||
2016 | 0.37 | 0.85 | 1.44 | 0.39 | 1.13 | a | 1.74 | 1.47 | 2.91 | 3.41 | 1.91 | 0.64 | 0.83 | 3.41 | a | |||||||||||
2017 | 0.57 | 0.62 | 0.62 | 1.21 | 1.75 | b | 1.48 | 5.44 | 0.63 | 1.28 | 1.77 | 0.16 | 0.20 | 5.44 | b | |||||||||||
2018 | 0.42 | 0.36 | 0.42 | 2.76 | b | 2.26 | a | 0.88 | 0.39 | 9.66 | 1.74 | 1.01 | 1.46 | 1.16 | b | 9.66 | e | |||||||||
2019 | 0.66 | 0.99 | a | 0.69 | 1.51 | a | 1.96 | 1.20 | 3.49 | 1.83 | 3.74 | 2.12 | 1.06 | a | 1.14 | 3.74 | c | |||||||||
2020 | 0.29 | 0.66 | 1.00 | a | 0.91 | 1.87 | 2.03 | 2.15 | 3.12 | 1.60 | 2.01 | 1.21 | 0.30 | 3.12 | a | |||||||||||
2021 | 0.30 | b | 0.44 | b | 0.66 | a | 0.36 | c | 1.48 | a | 2.18 | 2.39 | a | 3.07 | a | 0.64 | a | 0.22 | 0.76 | 0.63 | e | 3.07 | q | |||
2022 | 0.15 | f | 0.09 | 0.92 | 0.49 | a | 1.56 | 1.15 | e | 1.39 | d | 1.35 | b | 0.75 | 0.61 | a | 2.91 | c | 1.66 | u | ----- | z | ||||
2023 | 0.72 | l | 1.26 | h | 1.60 | a | 1.26 | k | 0.45 | g | 0.26 | a | 0.81 | c | 0.91 | a | 1.89 | a | 1.60 | 0.12 | 0.61 | ----- | z | |||
2024 | 0.77 | h | 0.21 | 0.33 | b | 0.90 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.38 | 0.47 | 0.77 | 1.22 | 1.35 | 1.61 | 1.63 | 1.80 | 1.39 | 1.10 | 0.88 | 0.56 | 2.84 | |||||||||||||
S.D. | 0.23 | 0.28 | 0.41 | 0.67 | 0.73 | 1.14 | 1.06 | 1.55 | 0.91 | 0.56 | 0.63 | 0.46 | 1.04 | |||||||||||||
SKEW | 0.76 | 0.24 | 0.65 | 1.07 | 1.54 | 2.37 | 2.57 | 3.16 | 0.95 | 0.32 | 1.34 | 2.17 | 1.26 | |||||||||||||
MAX | 0.95 | 1.05 | 1.80 | 3.00 | 4.10 | 6.10 | 6.00 | 9.66 | 3.74 | 2.35 | 2.91 | 2.52 | 5.70 | |||||||||||||
MIN | 0.03 | 0.02 | 0.25 | 0.36 | 0.45 | 0.26 | 0.39 | 0.32 | 0.25 | 0.22 | 0.10 | 0.12 | 1.65 | |||||||||||||
YRS | 45 | 45 | 47 | 46 | 45 | 47 | 47 | 47 | 44 | 45 | 45 | 46 | 37 |