YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.04 | 0.21 | 1.42 | 2.82 | 2.22 | 3.76 | 13.47 | f | ||||||
1968 | 2.25 | 0.22 | 1.11 | a | 0.33 | 4.45 | 3.30 | 0.15 | 3.98 | 2.72 | 1.28 | 2.41 | 1.07 | 23.27 | ||||||||||||
1969 | 2.25 | 1.16 | 0.30 | 2.22 | 2.24 | 4.34 | 1.85 | 0.89 | 1.55 | 2.44 | 1.52 | 1.89 | 22.65 | |||||||||||||
1970 | 1.70 | 0.67 | 1.87 | 1.71 | 3.20 | 2.99 | 4.00 | 1.57 | 3.13 | 1.78 | 1.84 | 1.49 | 25.95 | |||||||||||||
1971 | 2.92 | 1.25 | 1.57 | 1.32 | 2.40 | 4.12 | 1.07 | 1.99 | 2.43 | 1.45 | 1.14 | 2.59 | 24.25 | |||||||||||||
1972 | 1.16 | 1.18 | 1.55 | 1.37 | 1.48 | 3.70 | 1.68 | 2.40 | 3.89 | 1.56 | 0.73 | 1.46 | 22.16 | |||||||||||||
1973 | 1.06 | 0.43 | 1.64 | 2.36 | 2.06 | 2.96 | 1.00 | 1.83 | 2.12 | 1.78 | 1.75 | 3.05 | 22.04 | |||||||||||||
1974 | 1.76 | 1.23 | 3.26 | 1.55 | 2.44 | 0.81 | 1.17 | 1.92 | 0.33 | 1.02 | 0.91 | 2.19 | 18.59 | |||||||||||||
1975 | 2.55 | 1.75 | 1.46 | 2.80 | 2.93 | 2.46 | 1.94 | 1.81 | 0.86 | 2.82 | 2.02 | 2.13 | 25.53 | |||||||||||||
1976 | 2.36 | 1.36 | 1.49 | 2.19 | 1.84 | 4.64 | 2.37 | 1.59 | 2.27 | 1.68 | 0.70 | 0.95 | 23.44 | |||||||||||||
1977 | 1.46 | 0.68 | 1.81 | 0.59 | 2.79 | 2.42 | 1.96 | 2.58 | 2.36 | 1.16 | 1.71 | 2.24 | 21.76 | |||||||||||||
1978 | 2.50 | 1.83 | 0.77 | 1.57 | 2.34 | 2.57 | 1.73 | 0.56 | 2.48 | 0.49 | 1.30 | 1.81 | 19.95 | |||||||||||||
1979 | 1.44 | 1.49 | 1.34 | 1.41 | 1.30 | 2.50 | 1.52 | 2.55 | 0.06 | 1.21 | 0.85 | 0.78 | 16.45 | |||||||||||||
1980 | 1.57 | 1.87 | 1.39 | 0.26 | 4.45 | 2.45 | 1.41 | 1.78 | 2.19 | 0.92 | 1.50 | 0.79 | 20.58 | |||||||||||||
1981 | 0.60 | 1.22 | 1.23 | 1.60 | 5.06 | 3.78 | 0.81 | 0.36 | 1.65 | 2.85 | 1.53 | 2.23 | 22.92 | |||||||||||||
1982 | 1.93 | a | 0.55 | 2.80 | 1.96 | 2.14 | 4.26 | 2.26 | 2.03 | 2.87 | 1.54 | 0.73 | 2.24 | 25.31 | ||||||||||||
1983 | 0.74 | 1.48 | 1.79 | 0.86 | 0.66 | 3.15 | 3.53 | 2.06 | 2.98 | 1.12 | 1.81 | 0.82 | 21.00 | |||||||||||||
1984 | 0.86 | 0.73 | 2.12 | 0.79 | 0.73 | 3.79 | 3.42 | 4.07 | 2.54 | 1.65 | 1.12 | 0.75 | 22.57 | |||||||||||||
1985 | 0.91 | 0.98 | 1.27 | 0.25 | 2.21 | 1.77 | 2.24 | 1.66 | ----- | z | 1.39 | 1.37 | 0.70 | 14.75 | a | |||||||||||
1986 | 0.87 | 1.02 | 0.70 | 0.66 | 1.80 | 2.65 | 2.42 | 1.38 | 2.75 | 0.67 | 1.27 | 0.20 | 16.39 | |||||||||||||
1987 | 0.85 | 0.60 | 0.99 | 0.32 | 4.38 | 2.45 | 4.05 | a | 2.39 | 0.40 | 0.00 | 1.30 | 1.27 | 19.00 | ||||||||||||
1988 | 0.72 | 0.85 | 0.86 | 1.64 | 2.92 | 0.72 | 0.61 | 0.60 | 0.81 | 0.73 | 1.80 | 1.06 | 13.32 | |||||||||||||
1989 | 1.43 | 0.51 | 1.26 | 1.06 | 3.56 | 2.05 | ----- | z | ----- | z | ----- | z | 2.69 | 0.97 | 1.84 | 15.37 | c | |||||||||
1990 | 1.35 | 0.24 | 1.10 | 1.82 | 2.61 | 2.29 | 0.80 | 1.00 | 0.43 | 2.50 | a | 1.37 | 1.79 | 17.30 | ||||||||||||
1991 | 1.21 | 0.33 | 1.47 | 2.87 | 5.46 | 1.34 | 1.44 | 2.26 | 2.52 | 1.79 | 5.14 | d | 0.65 | 26.48 | ||||||||||||
1992 | 0.73 | ----- | z | ----- | z | 1.83 | 2.65 | 6.97 | 1.15 | 1.07 | 3.10 | 1.15 | 4.60 | a | 3.40 | 26.65 | b | |||||||||
1993 | 2.37 | 1.90 | 1.10 | q | 1.50 | j | 0.20 | u | 2.16 | i | 1.68 | e | ----- | z | 0.00 | 0.80 | 0.95 | c | ----- | z | 7.70 | f | ||||
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1996 | ----- | z | ----- | z | ----- | z | 0.91 | 2.71 | c | 0.78 | b | 0.34 | 1.30 | 1.88 | 0.92 | b | 1.48 | j | 4.83 | c | 13.67 | d | ||||
1997 | 3.25 | c | 1.92 | a | 1.16 | 2.00 | b | 1.71 | d | 3.33 | b | 2.08 | a | 2.16 | b | 3.50 | 1.25 | a | 1.51 | c | 0.53 | c | 24.40 | |||
1998 | 2.50 | f | 0.77 | 1.05 | b | 0.51 | e | 2.32 | a | 6.24 | d | 1.49 | a | 0.75 | b | 1.24 | a | 0.96 | b | 1.55 | c | 0.97 | b | 17.85 | a | |
1999 | 2.59 | c | 2.70 | d | 0.73 | c | 0.83 | b | 2.58 | j | 2.81 | c | 0.29 | b | 3.17 | b | 0.48 | d | 0.93 | 0.92 | b | 2.54 | b | 17.99 | a | |
2000 | 1.74 | a | 1.39 | a | 1.35 | b | 1.20 | a | 3.37 | f | 2.40 | b | 0.93 | b | 0.24 | 1.25 | 3.18 | a | 1.51 | a | 1.02 | j | 15.19 | b | ||
2001 | 0.78 | 0.90 | 0.65 | 2.20 | 1.34 | a | 3.21 | 3.20 | a | 0.09 | 1.26 | 3.38 | a | 1.03 | 0.96 | 19.00 | ||||||||||
2002 | 1.18 | b | 1.28 | 0.50 | a | 1.30 | a | 3.57 | b | 3.14 | a | 1.28 | 1.16 | 2.09 | 1.02 | 0.82 | c | 0.45 | 17.79 | |||||||
2003 | 1.23 | e | 2.53 | c | 2.05 | b | 2.55 | b | 2.32 | c | 1.87 | 0.89 | 1.04 | 0.58 | 0.92 | 0.67 | 2.50 | 19.15 | ||||||||
2004 | 2.23 | ----- | z | 0.59 | 1.05 | ----- | z | 2.94 | 1.07 | 2.00 | 2.29 | 2.23 | 1.12 | 1.44 | 16.96 | b | ||||||||||
2005 | 0.57 | 0.48 | 1.79 | 1.39 | a | 2.20 | f | 6.19 | 2.71 | 3.36 | 1.28 | 2.26 | 2.76 | 2.74 | 25.53 | a | ||||||||||
2006 | 2.31 | 1.57 | 2.31 | 2.48 | a | 1.87 | 3.55 | 1.04 | 0.78 | 1.45 | 2.99 | f | 1.09 | 1.39 | 19.84 | a | ||||||||||
2007 | 0.88 | 1.73 | 1.23 | 2.45 | 2.87 | 1.52 | 0.75 | 1.35 | 1.38 | 3.38 | 1.32 | a | 2.45 | 21.31 | ||||||||||||
2008 | 2.34 | 1.34 | 1.85 | 2.05 | 3.98 | 4.18 | 0.29 | 1.61 | 0.73 | 0.49 | 2.45 | 2.53 | 23.84 | |||||||||||||
2009 | 1.83 | 0.80 | 2.85 | 3.10 | 2.01 | 3.76 | 1.82 | 1.70 | 0.54 | 3.09 | 0.81 | 0.62 | a | 22.93 | ||||||||||||
2010 | 1.65 | 1.02 | 0.91 | a | 3.27 | 2.77 | 3.81 | 1.10 | 2.07 | 1.86 | 1.77 | a | 3.88 | 1.74 | 25.85 | |||||||||||
2011 | 2.04 | 1.59 | 1.73 | 3.15 | 3.27 | 2.59 | a | 1.49 | 2.53 | 0.44 | a | 2.00 | 1.07 | 1.47 | 23.37 | |||||||||||
2012 | 1.19 | 1.45 | 1.99 | 1.75 | a | 2.70 | 1.83 | 1.35 | 0.69 | 0.90 | 1.45 | 1.77 | 2.46 | 19.53 | ||||||||||||
2013 | 1.48 | 0.98 | 0.82 | 1.82 | 3.53 | 2.28 | 1.16 | 1.24 | 3.10 | 0.90 | b | 1.10 | a | 1.99 | 20.40 | |||||||||||
2014 | 1.53 | 2.50 | 3.62 | 2.17 | 2.36 | 2.96 | 0.48 | 3.15 | 2.26 | 1.44 | 2.45 | 1.76 | 26.68 | |||||||||||||
2015 | 1.20 | 0.90 | 1.33 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.43 | i | |||
2016 | ----- | z | ----- | z | ----- | z | ----- | z | 2.16 | h | 0.45 | g | 1.77 | d | 0.20 | o | 2.70 | k | ----- | z | ----- | z | ----- | z | 1.77 | k |
2017 | ----- | z | ----- | z | ----- | z | ----- | z | 0.02 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2018 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2019 | ----- | z | ----- | z | ----- | z | ----- | z | 2.13 | l | 1.16 | S | 2.35 | f | 0.82 | e | 1.62 | e | 0.25 | s | 0.78 | e | 1.24 | h | 3.22 | i |
2020 | 2.53 | e | 3.34 | e | 0.59 | s | ----- | z | ----- | z | 2.29 | S | 1.03 | h | 0.81 | f | 1.31 | g | ----- | z | 0.89 | n | 1.87 | e | 10.03 | h |
2021 | 1.27 | S | 3.46 | S | 1.04 | h | 0.25 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.46 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.60 | 1.29 | 1.48 | 1.63 | 2.69 | 3.03 | 1.63 | 1.68 | 1.73 | 1.62 | 1.59 | 1.74 | 21.62 | |||||||||||||
S.D. | 0.69 | 0.75 | 0.72 | 0.82 | 1.08 | 1.33 | 0.97 | 0.95 | 1.00 | 0.84 | 0.95 | 0.95 | 3.23 | |||||||||||||
SKEW | 0.38 | 1.06 | 1.02 | 0.11 | 0.59 | 0.87 | 0.83 | 0.53 | 0.08 | 0.54 | 2.12 | 0.84 | -0.46 | |||||||||||||
MAX | 3.25 | 3.46 | 3.62 | 3.27 | 5.46 | 6.97 | 4.05 | 4.07 | 3.89 | 3.38 | 5.14 | 4.83 | 26.68 | |||||||||||||
MIN | 0.57 | 0.22 | 0.30 | 0.25 | 0.66 | 0.72 | 0.15 | 0.09 | 0.00 | 0.00 | 0.67 | 0.20 | 13.32 | |||||||||||||
YRS | 45 | 45 | 43 | 44 | 40 | 45 | 46 | 45 | 45 | 45 | 46 | 45 | 34 |