YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1967 | ----- | z | 1.19 | b | 1.36 | 0.78 | 0.77 | 1.10 | 1.05 | 2.41 | 6.64 | 2.22 | 3.64 | b | 1.91 | ----- | z | |||||||||
1968 | 2.65 | c | 3.83 | 2.07 | 2.42 | 0.59 | 1.21 | 0.74 | 1.74 | 5.27 | 2.50 | 2.16 | 1.19 | a | 5.27 | d | ||||||||||
1969 | 2.10 | a | 0.78 | 2.90 | 1.72 | 3.20 | 0.71 | 1.76 | 1.40 | 2.01 | 4.14 | 2.49 | 1.89 | 4.14 | a | |||||||||||
1970 | 2.13 | 3.44 | 2.69 | 0.94 | 1.37 | 1.54 | 4.29 | 1.21 | 3.48 | 3.24 | 1.02 | 1.75 | 4.29 | |||||||||||||
1971 | 2.53 | 1.23 | 1.00 | m | 1.52 | 1.80 | 0.45 | 1.31 | 1.28 | 2.51 | 1.64 | 2.25 | h | 0.71 | o | ----- | z | |||||||||
1972 | 1.10 | i | 0.65 | l | 0.70 | m | 0.77 | 3.60 | 0.75 | 1.01 | 3.36 | 2.59 | 2.00 | c | 2.31 | 0.25 | j | ----- | z | |||||||
1973 | ----- | z | 1.02 | g | 0.58 | e | ----- | z | 1.03 | c | 0.81 | c | 0.67 | 2.05 | 2.90 | 3.30 | d | ----- | z | ----- | z | ----- | z | |||
1974 | ----- | z | ----- | z | ----- | z | 0.94 | 1.50 | 0.77 | 1.68 | 2.75 | 3.03 | 4.25 | 4.99 | 4.00 | ----- | z | |||||||||
1975 | 2.01 | 2.63 | 1.14 | 0.99 | 0.85 | 1.74 | d | 1.48 | 0.96 | 3.34 | 2.78 | 2.50 | b | 6.10 | q | 6.10 | w | |||||||||
1976 | 5.39 | 3.30 | a | 1.43 | 2.17 | 2.20 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
1977 | ----- | z | 2.95 | c | 2.18 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.90 | 6.25 | 1.62 | c | 1.10 | d | ----- | z | |||
1978 | 1.84 | 1.71 | 0.73 | 3.14 | 2.31 | 2.05 | 0.84 | 0.67 | 4.02 | 7.25 | 2.50 | 4.46 | 7.25 | |||||||||||||
1979 | 1.44 | 0.72 | 1.96 | 1.09 | 2.68 | 1.57 | 2.48 | 1.42 | 3.25 | 6.25 | 6.13 | 3.60 | b | 6.25 | b | |||||||||||
1980 | 1.98 | a | 2.25 | 1.36 | 2.27 | 1.47 | 1.70 | 0.94 | 2.28 | 2.48 | 6.78 | 2.62 | 2.00 | 6.78 | a | |||||||||||
1981 | 1.82 | 1.70 | 1.30 | 1.81 | 0.44 | 0.64 | 3.36 | 2.98 | 5.50 | 2.41 | 3.32 | 1.60 | 5.50 | |||||||||||||
1982 | 1.90 | 2.55 | d | 1.50 | 1.52 | 1.92 | 0.59 | 0.59 | 0.75 | 4.07 | 4.72 | 3.30 | 1.44 | 4.72 | d | |||||||||||
1983 | 2.35 | 0.68 | b | 1.35 | 2.61 | 1.98 | 0.57 | 0.74 | 4.41 | 4.85 | 2.02 | 0.73 | 0.90 | 4.85 | b | |||||||||||
1984 | 2.73 | 2.22 | 1.92 | 0.97 | 1.28 | 2.72 | 2.41 | 3.90 | 1.82 | 1.99 | 2.42 | 2.75 | 3.90 | |||||||||||||
1985 | 1.97 | 3.80 | 2.19 | a | 2.54 | 2.10 | 2.17 | ----- | z | 1.46 | 3.19 | 2.52 | 2.47 | 3.01 | ----- | z | ||||||||||
1986 | 3.70 | 2.31 | 2.67 | 2.58 | 1.37 | 1.19 | 0.61 | 1.45 | 0.78 | 2.46 | 2.26 | 2.42 | 3.70 | |||||||||||||
1987 | 3.29 | 2.08 | 3.02 | ----- | z | ----- | z | ----- | z | ----- | z | 1.79 | 4.46 | 4.43 | 3.26 | 4.16 | b | ----- | z | |||||||
1988 | ----- | z | 6.01 | 2.01 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.65 | b | 3.82 | 5.38 | b | 1.66 | b | ----- | z | |
2003 | 3.22 | a | 1.55 | 1.72 | 0.37 | 1.52 | 0.92 | 1.38 | 2.63 | 3.25 | 2.40 | 4.23 | 4.23 | 4.23 | a | |||||||||||
2004 | 2.41 | 4.21 | a | 3.25 | 3.10 | 0.61 | 0.62 | a | 1.78 | 1.69 | 6.17 | a | 3.64 | a | 4.44 | a | 5.88 | a | 6.17 | f | ||||||
2005 | 0.82 | 1.60 | b | 1.62 | f | 1.46 | e | 1.61 | d | 0.48 | g | 1.39 | h | 2.47 | e | 4.25 | g | 3.18 | g | 8.41 | 1.37 | a | ----- | z | ||
2006 | 0.81 | a | 1.61 | 0.76 | 1.68 | a | 2.38 | 0.63 | b | 0.74 | 1.47 | 4.22 | b | 4.93 | 1.09 | 1.68 | 4.93 | f | ||||||||
2007 | 2.71 | a | 0.74 | a | 2.11 | a | 1.62 | a | 0.51 | 0.29 | 1.95 | 0.33 | 2.81 | a | 2.36 | 4.31 | 1.63 | a | 4.31 | f | ||||||
2008 | 1.69 | 1.72 | 1.86 | 1.21 | 2.48 | 0.92 | 2.76 | 1.71 | 3.43 | 3.81 | 3.54 | 1.96 | 3.81 | |||||||||||||
2009 | 3.96 | 2.46 | 0.92 | 0.81 | a | 0.46 | 0.92 | 0.37 | 3.73 | a | 4.12 | 3.12 | 5.12 | 1.92 | 5.12 | b | ||||||||||
2010 | 2.31 | 1.16 | 3.17 | 0.51 | 1.31 | 1.82 | 1.11 | 0.95 | 2.92 | 4.46 | 3.51 | 5.16 | 5.16 | |||||||||||||
2011 | 4.13 | 3.21 | 2.23 | 1.13 | 0.62 | 0.29 | 1.85 | 3.26 | 5.41 | 3.12 | 3.13 | 5.21 | 5.41 | |||||||||||||
2012 | 3.68 | 2.38 | 1.74 | 1.21 | 1.94 | 0.62 | 1.12 | 1.11 | 3.88 | 1.98 | 2.29 | 2.10 | 3.88 | |||||||||||||
2013 | 2.11 | 2.96 | b | 1.19 | 1.88 | 2.16 | 1.16 | a | 1.11 | 0.85 | 3.32 | 5.21 | 3.41 | 5.21 | 5.21 | c | ||||||||||
2014 | 5.74 | 1.25 | 1.16 | 1.36 | 0.55 | 1.51 | 1.56 | 2.47 | 3.36 | 4.26 | 1.82 | 1.75 | 5.74 | |||||||||||||
2015 | 4.40 | 2.55 | 3.10 | 2.85 | 0.29 | 2.91 | 1.55 | 5.66 | 4.35 | 3.78 | 5.63 | 1.37 | 5.66 | |||||||||||||
2016 | 2.26 | 1.42 | 1.92 | 1.12 | 2.41 | 1.62 | 2.17 | 1.68 | 3.51 | 1.33 | 2.21 | 3.19 | 3.51 | |||||||||||||
2017 | 5.12 | 5.37 | 1.42 | 1.66 | 1.98 | 0.55 | 0.61 | 1.97 | 2.92 | 5.88 | 1.63 | 2.92 | 5.88 | |||||||||||||
2018 | 2.16 | 2.17 | 0.81 | 2.12 | 1.98 | 1.12 | 1.15 | 6.13 | 3.37 | 8.34 | 2.54 | 1.69 | 8.34 | |||||||||||||
2019 | 2.51 | 0.72 | 4.12 | 2.11 | 0.82 | 0.79 | 1.91 | 1.75 | 6.33 | 5.89 | 4.16 | 2.62 | 6.33 | |||||||||||||
2020 | 1.96 | 3.50 | 1.39 | 1.37 | 1.12 | 1.14 | 1.25 | 5.36 | 2.13 | 5.36 | 3.95 | 9.75 | 9.75 | |||||||||||||
2021 | 3.63 | 3.13 | 1.89 | 1.45 | 0.96 | 2.82 | 0.42 | 6.76 | 3.11 | 4.95 | 2.16 | 1.37 | 6.76 | |||||||||||||
2022 | 7.66 | 3.95 | 1.73 | 0.96 | 1.21 | 0.47 | 1.12 | 3.12 | 2.82 | 7.39 | 2.39 | 1.89 | 7.66 | |||||||||||||
2023 | 2.96 | 1.47 | 2.83 | 1.62 | 2.23 | 1.76 | 0.56 | 4.34 | 4.12 | 4.31 | 2.21 | 3.12 | 4.34 | |||||||||||||
2024 | 3.46 | 2.22 | 2.75 | 1.46 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 2.88 | 2.36 | 1.91 | 1.60 | 1.54 | 1.19 | 1.42 | 2.44 | 3.59 | 3.99 | 3.18 | 2.79 | 5.48 | |||||||||||||
S.D. | 1.40 | 1.24 | 0.81 | 0.71 | 0.80 | 0.69 | 0.84 | 1.56 | 1.27 | 1.75 | 1.54 | 1.76 | 1.51 | |||||||||||||
SKEW | 1.37 | 0.87 | 0.55 | 0.49 | 0.41 | 0.95 | 1.41 | 1.13 | 0.49 | 0.60 | 1.15 | 1.91 | 0.97 | |||||||||||||
MAX | 7.66 | 6.01 | 4.12 | 3.14 | 3.60 | 2.91 | 4.29 | 6.76 | 6.64 | 8.34 | 8.41 | 9.75 | 9.75 | |||||||||||||
MIN | 0.81 | 0.68 | 0.58 | 0.37 | 0.29 | 0.29 | 0.37 | 0.33 | 0.78 | 1.33 | 0.73 | 0.90 | 3.51 | |||||||||||||
YRS | 38 | 41 | 40 | 39 | 40 | 38 | 37 | 40 | 41 | 41 | 40 | 38 | 28 |