YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.23 | b | 0.40 | 0.34 | 0.89 | 0.81 | 1.30 | 0.65 | ----- | z | ||||||
1963 | 0.61 | 1.40 | 0.82 | 0.68 | ----- | z | 0.54 | 0.31 | 2.23 | 0.39 | 1.34 | 1.25 | 0.95 | ----- | z | |||||||||||
1964 | 0.90 | 0.80 | 0.90 | 0.30 | 0.20 | 0.89 | 0.52 | 0.53 | 1.14 | 0.89 | 1.49 | 0.90 | 1.49 | |||||||||||||
1965 | 2.46 | 1.48 | 0.48 | 1.36 | 0.55 | 0.43 | 0.35 | 0.92 | 0.33 | 0.41 | ----- | z | ----- | z | ----- | z | ||||||||||
1966 | ----- | z | 1.02 | 0.52 | 0.50 | 0.42 | 0.40 | 0.50 | 0.15 | 0.24 | 1.20 | 1.11 | 1.24 | ----- | z | |||||||||||
1967 | 1.85 | 1.12 | 1.21 | 0.75 | 0.28 | 0.44 | 0.00 | 0.00 | 0.73 | 2.25 | 1.77 | 1.44 | 2.25 | |||||||||||||
1968 | 1.52 | 1.13 | 0.74 | 0.11 | 0.00 | 0.30 | 0.24 | 1.22 | 0.40 | 1.32 | 1.41 | 1.48 | 1.52 | |||||||||||||
1969 | 0.85 | q | 1.42 | 0.70 | 0.31 | 0.60 | 0.20 | 0.00 | 0.07 | 0.78 | 0.37 | 0.99 | b | 1.46 | 1.46 | s | ||||||||||
1970 | 1.10 | 2.30 | 0.54 | 0.96 | 0.16 | 0.10 | 0.11 | 0.01 | 1.33 | c | 0.67 | 1.89 | 1.44 | 2.30 | c | |||||||||||
1971 | 3.74 | h | 1.38 | 1.40 | 0.72 | 0.27 | 0.19 | 0.01 | 0.15 | 0.62 | 1.40 | 1.27 | 2.23 | 3.74 | h | |||||||||||
1972 | 1.82 | 5.01 | 1.70 | 0.10 | 0.05 | 0.83 | 0.79 | 0.63 | 2.00 | 0.22 | 0.65 | 1.28 | 5.01 | |||||||||||||
1973 | 0.25 | 0.04 | 0.04 | 0.00 | 0.54 | 0.23 | 0.04 | 0.04 | 0.44 | 0.82 | 1.83 | 1.58 | 1.83 | |||||||||||||
1974 | 3.01 | 0.90 | 0.87 | 0.90 | 0.40 | 0.61 | 0.29 | 0.35 | 0.25 | 0.29 | 2.10 | 2.46 | 3.01 | |||||||||||||
1975 | 1.63 | d | 4.54 | g | 0.94 | e | 0.69 | 1.10 | 0.25 | 0.42 | 1.80 | 0.00 | 1.14 | 2.40 | 3.05 | d | 4.54 | t | ||||||||
1976 | 2.98 | 1.05 | 1.66 | 0.22 | 0.50 | 0.17 | 0.44 | 0.47 | 0.02 | 0.74 | 0.71 | 0.72 | 2.98 | |||||||||||||
1977 | 0.34 | 0.90 | 0.68 | 0.15 | 0.28 | 0.31 | 0.19 | 0.54 | 0.57 | 0.67 | 2.00 | 2.06 | 2.06 | |||||||||||||
1978 | 0.85 | 0.95 | 1.20 | 0.70 | 0.45 | 0.80 | 0.45 | 0.80 | 1.03 | 0.46 | 1.23 | 0.70 | 1.23 | |||||||||||||
1979 | 0.70 | 1.42 | a | 0.57 | a | 0.28 | 0.02 | 0.39 | 0.25 | 0.63 | 0.94 | 0.83 | 0.65 | 1.97 | 1.97 | b | ||||||||||
1980 | 2.00 | a | 0.80 | 1.15 | a | 0.25 | d | 0.46 | 0.23 | 0.00 | 0.41 | 0.90 | 0.13 | 1.50 | 2.05 | 2.05 | f | |||||||||
1981 | 0.43 | 1.36 | 0.43 | 0.49 | 0.56 | 0.44 | 1.28 | 0.05 | 0.50 | d | 1.40 | b | 1.05 | n | 2.16 | 2.16 | t | |||||||||
1982 | 1.87 | 1.18 | 1.89 | 0.61 | 0.24 | 0.48 | 0.59 | 0.25 | 0.51 | a | 0.69 | a | 0.85 | 1.91 | a | 1.91 | c | |||||||||
1983 | 1.60 | 0.76 | 1.01 | 0.53 | 0.11 | 0.15 | 0.77 | 0.96 | 1.20 | 0.90 | 1.65 | a | 0.61 | 1.65 | a | |||||||||||
1984 | 3.60 | 0.42 | a | 0.24 | c | 0.50 | 0.12 | g | 0.80 | 0.00 | 1.00 | 0.72 | 1.50 | 1.86 | 0.75 | a | 3.60 | l | ||||||||
1985 | 0.95 | 0.80 | a | 0.82 | 0.42 | e | 0.53 | e | 1.30 | 0.00 | 0.18 | 0.75 | 1.00 | a | 0.68 | 0.82 | 1.30 | l | ||||||||
1986 | 2.02 | 1.30 | 0.53 | 0.22 | 0.18 | 0.48 | 0.16 | c | 0.03 | 0.72 | 0.92 | 2.72 | 1.03 | 2.72 | c | |||||||||||
1987 | 1.10 | 1.00 | 1.33 | 0.30 | 0.66 | a | 0.34 | 0.47 | 0.17 | 0.12 | 0.05 | 0.47 | a | 2.52 | 2.52 | b | ||||||||||
1988 | 0.84 | 0.61 | 1.57 | 1.34 | 0.30 | 0.78 | 0.12 | 0.03 | 1.13 | 1.98 | 1.69 | 0.63 | 1.98 | |||||||||||||
1989 | 0.92 | 0.98 | 1.08 | 1.43 | 0.99 | 0.08 | 0.18 | 0.25 | 0.05 | 1.38 | 1.01 | 1.49 | 1.49 | |||||||||||||
1990 | 2.03 | 0.76 | 1.01 | a | 0.35 | 0.42 | 0.64 | 0.13 | 0.72 | 0.03 | 2.20 | a | 2.16 | 0.63 | i | 2.20 | k | |||||||||
1991 | 1.26 | a | 1.50 | c | 0.93 | a | 1.35 | 0.76 | 0.13 | a | 0.23 | 0.39 | 0.06 | 0.21 | a | 2.03 | 1.44 | 2.03 | g | |||||||
1992 | 1.86 | 0.69 | b | 0.20 | a | 1.11 | 0.05 | 0.85 | 0.55 | 0.45 | 0.99 | 0.40 | 0.72 | a | 0.87 | 1.86 | d | |||||||||
1993 | 1.38 | a | 0.90 | a | 0.65 | 0.60 | 0.53 | 0.42 | 0.53 | 0.58 | 0.57 | 0.57 | 0.36 | 1.54 | 1.54 | b | ||||||||||
1994 | 0.81 | 0.87 | 0.58 | 0.33 | 0.30 | 0.35 | 0.19 | 0.16 | 0.33 | 2.00 | 1.60 | 1.48 | 2.00 | |||||||||||||
1995 | 1.02 | 1.42 | 0.58 | 0.61 | 0.21 | a | 0.57 | 0.51 | 0.85 | ----- | z | 1.39 | b | 2.59 | c | 0.73 | m | ----- | z | |||||||
1996 | 1.22 | a | 2.76 | a | ----- | z | 1.81 | 0.40 | b | 0.18 | 0.19 | 0.12 | 0.50 | 1.30 | c | 0.88 | g | 2.70 | b | ----- | z | |||||
1997 | 4.10 | 0.84 | ----- | z | ----- | z | 0.32 | ----- | z | 0.67 | 0.86 | b | 1.00 | ----- | z | 0.54 | b | 2.49 | a | ----- | z | |||||
1998 | 1.45 | d | 1.00 | b | 2.20 | d | 0.50 | 0.90 | 0.32 | 0.67 | 0.05 | 0.14 | 0.26 | 2.20 | e | 1.54 | 2.20 | o | ||||||||
1999 | 1.39 | 1.47 | 0.87 | 0.02 | 0.28 | 0.21 | 0.20 | 0.37 | 0.60 | 1.02 | 2.96 | b | 3.80 | b | 3.80 | d | ||||||||||
2000 | 1.14 | 1.47 | c | 1.06 | a | 0.36 | b | 0.55 | 0.85 | 0.43 | 0.08 | 0.60 | ----- | z | 1.45 | 0.79 | a | ----- | z | |||||||
2001 | 0.46 | 1.00 | 0.60 | a | 0.20 | 0.61 | 0.34 | 0.14 | 0.45 | 0.15 | 0.98 | 1.62 | a | 1.65 | a | 1.65 | c | |||||||||
2002 | 2.70 | 2.31 | 1.45 | 0.85 | 0.29 | 0.64 | 0.41 | 0.86 | 0.35 | 0.15 | 0.95 | 1.20 | a | 2.70 | a | |||||||||||
2003 | 1.72 | a | 0.60 | 1.47 | 1.40 | a | 0.17 | 0.10 | 0.00 | 0.09 | 0.30 | 4.18 | 2.51 | 0.72 | 4.18 | b | ||||||||||
2004 | 1.09 | 0.96 | 0.55 | 0.12 | 0.31 | 0.77 | 0.28 | 0.80 | 0.94 | 0.60 | 2.24 | 1.77 | b | 2.24 | b | |||||||||||
2005 | 2.00 | 0.51 | a | 1.14 | 0.63 | a | 0.98 | 0.22 | 0.51 | 0.24 | 1.52 | 1.40 | 1.13 | a | 1.56 | 2.00 | c | |||||||||
2006 | 1.78 | 0.93 | 1.22 | 0.29 | 0.47 | 0.38 | 0.15 | 0.01 | 0.34 | 0.38 | 3.70 | 2.90 | 3.70 | |||||||||||||
2007 | 1.56 | 0.59 | 1.02 | 0.23 | 0.56 | 0.23 | 0.35 | 0.16 | 0.27 | 1.16 | 1.31 | 3.45 | 3.45 | |||||||||||||
2008 | 0.80 | 0.65 | 0.70 | 0.12 | 0.18 | 0.19 | 0.46 | 0.48 | 0.17 | 1.04 | 2.40 | 0.84 | 2.40 | |||||||||||||
2009 | 2.90 | 0.21 | 0.74 | 0.92 | a | 0.80 | 0.13 | a | 0.44 | 0.18 | 0.65 | 1.90 | e | 2.29 | 0.63 | 2.90 | g | |||||||||
2010 | 1.16 | e | 0.57 | 0.74 | 0.91 | 0.67 | 0.33 | 0.01 | b | 1.48 | 0.58 | 2.07 | 1.30 | 3.60 | 3.60 | g | ||||||||||
2011 | 1.38 | 1.52 | 1.46 | 0.85 | 1.30 | e | 0.06 | k | 0.27 | a | 0.00 | a | 1.07 | 0.63 | b | 2.78 | 0.90 | a | 2.78 | u | ||||||
2012 | 1.38 | a | 2.80 | a | 1.55 | 1.09 | 0.17 | 0.36 | b | 1.09 | c | 0.00 | 0.11 | b | 0.86 | 1.48 | a | 1.77 | 2.80 | j | ||||||
2013 | 1.39 | 0.68 | a | 0.72 | 0.33 | a | 0.49 | b | 0.14 | 0.24 | 0.63 | a | 1.75 | b | 0.46 | 0.76 | 0.85 | 1.75 | g | |||||||
2014 | 1.50 | 1.34 | 1.44 | 0.55 | 0.12 | 0.54 | 0.35 | 0.92 | 0.95 | 1.16 | 2.05 | 1.18 | 2.05 | |||||||||||||
2015 | 1.75 | 1.46 | 1.02 | 0.25 | 0.73 | 0.30 | 0.24 | 0.77 | 0.28 | 1.36 | 2.34 | 3.16 | 3.16 | |||||||||||||
2016 | 1.25 | 0.92 | 1.60 | 0.28 | 0.25 | 0.30 | 0.56 | 0.28 | 1.43 | 1.42 | 1.57 | 0.80 | 1.60 | |||||||||||||
2017 | 1.24 | 1.49 | 1.03 | 0.67 | 0.61 | 0.54 | 0.00 | 0.00 | 0.14 | 2.62 | 2.02 | 1.50 | 2.62 | |||||||||||||
2018 | 1.13 | 0.77 | 0.79 | 0.68 | 0.29 | 0.24 | 0.04 | 0.23 | 0.54 | 1.14 | 1.23 | 1.71 | 1.71 | |||||||||||||
2019 | 1.07 | 0.97 | 0.27 | 0.53 | 0.46 | 0.99 | 0.38 | 0.10 | 0.92 | a | 1.21 | 0.76 | 1.68 | 1.68 | a | |||||||||||
2020 | 1.40 | 1.67 | 0.54 | 0.47 | 0.76 | 0.49 | 0.02 | 0.08 | 1.53 | 1.24 | 1.29 | a | 1.60 | 1.67 | a | |||||||||||
2021 | 2.35 | 1.28 | 0.44 | 0.20 | 0.17 | 0.86 | 0.18 | 0.33 | 1.33 | 2.17 | 1.61 | 1.50 | 2.35 | |||||||||||||
2022 | 1.63 | 1.53 | 1.64 | 0.84 | 0.52 | 1.24 | c | 0.44 | a | 0.03 | 0.35 | 0.45 | 2.00 | 1.34 | 2.00 | d | ||||||||||
2023 | 1.25 | f | 0.60 | g | 0.41 | i | 0.90 | n | 0.39 | g | 0.61 | j | 0.20 | 0.01 | d | 0.29 | d | 0.93 | f | 1.18 | d | 1.65 | a | ----- | z | |
2024 | 0.91 | 0.50 | 0.47 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.51 | 1.17 | 0.95 | 0.58 | 0.44 | 0.44 | 0.32 | 0.44 | 0.65 | 1.08 | 1.59 | 1.60 | 2.32 | |||||||||||||
S.D. | 0.77 | 0.73 | 0.46 | 0.40 | 0.28 | 0.29 | 0.26 | 0.46 | 0.47 | 0.73 | 0.70 | 0.79 | 0.84 | |||||||||||||
SKEW | 1.14 | 2.77 | 0.44 | 0.93 | 0.82 | 1.04 | 1.17 | 1.66 | 0.76 | 1.52 | 0.47 | 0.98 | 1.34 | |||||||||||||
MAX | 4.10 | 5.01 | 2.20 | 1.81 | 1.30 | 1.30 | 1.28 | 2.23 | 2.00 | 4.18 | 3.70 | 3.80 | 5.01 | |||||||||||||
MIN | 0.25 | 0.04 | 0.04 | 0.00 | 0.00 | 0.08 | 0.00 | 0.00 | 0.00 | 0.05 | 0.36 | 0.61 | 1.23 | |||||||||||||
YRS | 58 | 60 | 58 | 59 | 58 | 59 | 62 | 62 | 61 | 59 | 59 | 59 | 38 |