YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.34 | 1.52 | 2.23 | 0.81 | 1.50 | 0.84 | 0.16 | 7.40 | e | |||||||
1964 | 0.24 | 0.18 | 0.90 | 1.54 | 0.92 | a | 0.19 | 2.06 | 1.82 | 1.25 | 0.00 | 1.16 | 2.07 | 12.33 | ||||||||||||
1965 | 1.27 | 0.93 | 0.72 | 1.98 | 1.17 | 1.28 | 1.10 | 0.88 | 1.60 | 0.89 | 2.16 | 2.78 | 16.76 | |||||||||||||
1966 | 0.36 | 0.49 | 0.23 | 0.51 | 0.20 | 0.47 | 0.70 | 1.20 | 0.48 | 0.11 | 0.50 | 2.99 | 8.24 | |||||||||||||
1967 | 0.44 | 0.18 | 0.34 | 0.03 | 0.32 | 2.30 | 1.76 | 2.25 | 0.48 | 0.63 | 0.16 | 1.04 | 9.93 | |||||||||||||
1968 | 0.50 | 0.90 | 0.79 | 1.15 | 0.53 | 0.14 | 1.03 | 2.07 | 0.22 | 0.32 | 1.39 | 0.36 | 9.40 | |||||||||||||
1969 | 2.14 | 0.83 | 0.92 | 0.80 | 0.80 | 1.15 | 0.59 | 2.82 | 1.17 | 2.09 | 0.73 | 0.79 | 14.83 | |||||||||||||
1970 | 0.17 | 0.05 | 1.58 | 0.63 | 0.00 | 0.66 | 1.52 | 1.48 | 2.73 | 1.32 | 0.97 | 0.79 | 11.90 | |||||||||||||
1971 | 0.62 | 0.78 | 0.27 | 0.62 | 0.81 | 0.00 | 1.01 | 2.70 | 1.30 | 1.98 | 0.80 | 1.16 | 12.05 | |||||||||||||
1972 | 0.10 | 0.03 | 0.10 | 0.15 | 0.00 | 0.48 | 0.11 | 1.58 | 0.58 | 5.15 | 1.06 | 1.68 | 11.02 | |||||||||||||
1973 | 0.83 | 0.54 | 2.06 | 0.58 | 0.77 | 0.58 | 0.54 | 1.30 | 1.27 | 0.29 | 0.43 | 0.12 | 9.31 | |||||||||||||
1974 | 2.21 | 0.34 | 0.45 | 0.64 | 0.05 | 0.04 | 2.27 | 0.20 | 0.35 | 2.21 | 0.69 | 0.34 | 9.79 | |||||||||||||
1975 | 0.62 | 1.12 | 1.66 | 1.24 | 1.25 | 0.00 | 1.23 | 1.37 | 2.30 | 0.00 | 1.11 | 0.44 | 12.34 | |||||||||||||
1976 | 0.03 | a | 1.66 | 0.07 | 0.76 | 2.78 | 0.07 | 1.75 | 0.66 | 1.62 | 0.09 | 0.00 | a | 0.00 | 9.49 | |||||||||||
1977 | 0.78 | 0.08 | 0.09 | 0.19 | 0.83 | 0.25 | 1.45 | 2.10 | 0.68 | 0.20 | 0.69 | 0.43 | 7.77 | |||||||||||||
1978 | 2.31 | 1.68 | 2.55 | 0.43 | 2.02 | 0.30 | 0.05 | 0.19 | 0.86 | 1.52 | a | 2.40 | 2.40 | 16.71 | ||||||||||||
1979 | 1.46 | 0.78 | 1.61 | 0.65 | 2.16 | 0.15 | 0.59 | 0.89 | ----- | z | 0.95 | 1.30 | 0.50 | 11.04 | a | |||||||||||
1980 | 3.92 | 2.35 | 1.85 | 0.81 | 0.48 | 0.00 | 0.42 | 0.67 | 1.41 | 1.11 | 0.34 | 0.56 | 13.92 | |||||||||||||
1981 | 0.05 | 0.38 | 2.65 | 0.63 | 1.23 | 1.45 | 2.13 | 0.75 | 1.47 | b | 1.91 | 0.77 | 0.00 | 13.42 | ||||||||||||
1982 | 1.55 | 2.06 | 2.65 | 0.28 | 1.12 | 0.00 | 0.16 | 2.58 | 1.50 | 1.05 | 1.48 | 2.30 | 16.73 | |||||||||||||
1983 | 1.43 | 1.23 | 4.40 | 2.03 | 0.60 | 1.22 | 1.30 | 2.40 | 1.73 | 1.07 | 2.13 | 3.27 | a | 22.81 | ||||||||||||
1984 | 0.45 | 0.55 | 1.52 | 1.45 | 0.16 | 0.74 | 0.62 | 3.60 | 1.15 | 4.43 | 1.36 | 3.35 | 19.38 | |||||||||||||
1985 | 0.93 | 0.45 | 3.58 | 3.57 | 0.48 | 0.31 | 1.57 | 0.96 | 2.89 | 3.17 | 1.45 | 0.75 | 20.11 | |||||||||||||
1986 | 0.60 | 1.95 | 1.75 | 2.60 | 0.75 | a | 1.48 | 3.54 | 2.97 | ----- | z | 0.97 | d | 2.96 | 1.45 | 21.02 | a | |||||||||
1987 | 1.00 | 3.45 | 1.01 | 0.62 | 2.16 | 0.40 | 0.58 | 2.25 | 0.01 | 0.86 | 2.45 | 1.71 | 16.50 | |||||||||||||
1988 | 1.93 | 1.47 | 0.09 | 1.16 | 0.77 | 1.11 | 0.51 | 4.21 | a | 0.83 | 0.12 | 1.63 | 1.14 | 14.97 | ||||||||||||
1989 | 1.62 | a | 1.06 | 0.34 | 0.00 | 0.26 | 0.15 | 0.83 | 0.93 | 0.23 | 0.43 | 0.00 | 0.00 | 5.85 | ||||||||||||
1990 | 1.14 | 0.89 | 1.51 | 1.91 | 1.44 | 0.19 | 2.46 | 2.06 | 1.10 | 0.83 | 1.34 | 1.88 | 16.75 | |||||||||||||
1991 | 0.95 | 0.34 | 1.46 | 0.20 | 0.60 | 0.43 | 1.52 | 1.26 | 1.32 | 0.91 | 1.72 | 2.06 | 12.77 | |||||||||||||
1992 | 0.47 | 0.83 | 1.02 | 0.67 | 2.77 | 0.49 | 1.51 | 1.62 | 0.80 | 0.62 | 0.47 | 1.36 | 12.63 | |||||||||||||
1993 | 3.27 | g | 0.93 | b | 0.66 | b | 0.32 | 1.93 | c | 0.33 | a | 0.01 | 3.79 | 1.14 | c | 0.92 | 1.67 | 0.32 | 12.02 | a | ||||||
1994 | 0.59 | 1.36 | 0.38 | 0.94 | c | 1.26 | 0.85 | 0.54 | 0.52 | 1.08 | 1.22 | b | 1.99 | 0.98 | 11.71 | |||||||||||
1995 | 1.21 | 0.64 | 2.35 | 1.48 | 1.05 | 0.67 | 0.80 | 1.82 | 0.99 | 0.04 | 0.23 | 0.51 | 11.79 | |||||||||||||
1996 | 0.31 | 0.62 | 0.29 | 0.35 | 0.00 | 0.95 | 1.19 | 0.77 | 1.68 | 1.54 | 1.14 | 0.86 | 9.70 | |||||||||||||
1997 | 1.41 | 0.73 | 0.01 | 2.42 | 0.88 | 1.27 | 2.84 | 1.34 | 2.70 | f | 0.81 | e | 0.47 | 1.12 | b | 13.30 | a | |||||||||
1998 | 0.29 | 1.01 | a | 1.25 | 0.37 | 0.00 | 0.00 | 2.61 | b | 2.22 | 0.43 | 3.13 | c | 2.86 | 0.40 | 14.57 | ||||||||||
1999 | 0.33 | a | 0.22 | 0.05 | 3.18 | d | 0.92 | d | 0.38 | a | 4.46 | f | 3.64 | 1.65 | 0.00 | 0.19 | b | 0.00 | 10.56 | a | ||||||
2000 | 1.02 | b | 0.23 | 3.13 | 1.51 | 0.11 | 0.03 | h | 0.73 | 1.77 | 0.93 | b | 2.25 | 1.02 | 0.50 | 13.20 | a | |||||||||
2001 | 0.76 | f | 0.99 | c | 1.05 | 0.72 | b | 0.73 | 0.02 | 0.69 | a | 2.34 | 0.18 | 0.38 | 0.76 | c | 0.70 | 8.56 | a | |||||||
2002 | 0.00 | 0.14 | c | 0.00 | 0.37 | 0.00 | 0.51 | 1.64 | 0.50 | d | 1.94 | f | 1.58 | b | 1.42 | 0.66 | 6.82 | a | ||||||||
2003 | 0.03 | 1.81 | c | 1.02 | 0.18 | 0.08 | 0.13 | 0.53 | 1.17 | 1.35 | 0.45 | 1.39 | i | 0.80 | f | 6.75 | b | |||||||||
2004 | 0.69 | 1.20 | 0.53 | 1.02 | f | 0.00 | i | 0.24 | 0.27 | b | 1.20 | 3.25 | 0.76 | 0.54 | 0.64 | 9.32 | b | |||||||||
2005 | 2.40 | 3.06 | c | 0.85 | b | 0.43 | d | 0.39 | 0.38 | 1.53 | 1.42 | h | 2.22 | 2.97 | 0.08 | e | 0.30 | e | 14.61 | a | ||||||
2006 | 0.42 | 0.00 | 1.65 | 0.72 | 0.13 | 0.15 | a | 2.61 | k | 3.61 | f | 1.59 | i | 2.68 | e | 0.22 | c | 0.99 | b | 6.96 | c | |||||
2007 | 0.54 | 0.96 | 1.00 | b | 0.93 | 1.76 | 0.02 | 0.82 | d | 1.46 | d | 1.29 | 0.24 | c | 0.36 | 0.83 | b | 10.21 | ||||||||
2008 | 2.89 | d | 1.27 | 0.06 | d | 0.40 | 0.94 | 0.36 | 1.08 | 0.75 | 1.23 | i | 1.04 | 0.75 | 2.17 | 11.71 | a | |||||||||
2009 | 0.50 | 0.48 | 0.36 | 0.57 | 1.18 | c | 1.18 | 0.49 | 0.34 | 0.62 | e | 0.91 | h | 0.50 | c | 1.24 | 7.46 | a | ||||||||
2010 | 2.55 | 1.47 | a | 1.17 | d | 0.78 | b | 0.00 | 0.03 | 2.49 | 1.42 | d | 2.27 | 1.66 | 0.15 | 2.13 | e | 16.12 | ||||||||
2011 | 0.02 | l | 0.27 | h | 0.84 | x | 1.97 | S | ----- | z | 0.00 | c | 1.64 | y | 0.98 | h | 1.48 | i | 1.81 | j | 1.51 | i | 0.78 | S | 0.00 | k |
2012 | ----- | z | 0.93 | k | 0.26 | S | 0.62 | g | 0.16 | j | 0.00 | h | 1.42 | h | 1.09 | g | 1.24 | i | 0.03 | e | 0.55 | g | 1.11 | m | 0.03 | k |
2013 | 1.46 | g | 0.75 | h | 0.35 | h | 1.13 | h | 0.04 | g | 0.00 | i | 0.68 | g | 1.84 | e | 1.81 | h | 1.05 | e | 1.47 | S | 0.29 | f | 4.36 | i |
2014 | 0.00 | f | 0.64 | f | 0.89 | e | 0.11 | d | 0.56 | S | 0.00 | f | 0.77 | f | 0.96 | S | 2.06 | d | 0.76 | d | 0.42 | d | 0.88 | g | 4.24 | g |
2015 | 0.44 | S | 3.04 | S | 0.72 | e | 0.66 | d | 1.83 | g | 1.27 | e | 2.54 | d | 1.25 | f | 0.46 | g | 1.00 | k | 0.93 | n | 1.15 | f | 8.23 | g |
2016 | 1.29 | q | 0.33 | d | 0.05 | d | 0.63 | h | 1.25 | g | 0.17 | c | 0.22 | e | 4.05 | i | 1.53 | 0.39 | 2.10 | 2.51 | 7.30 | d | ||||
2017 | 2.30 | j | 1.70 | 0.37 | 1.21 | 1.05 | 0.02 | 1.62 | 0.38 | 1.14 | b | 0.92 | 0.08 | 0.05 | 8.54 | a | ||||||||||
2018 | 0.43 | a | 0.38 | h | 0.59 | 0.39 | i | 0.38 | i | 0.33 | i | 1.09 | j | 0.15 | t | 0.31 | k | 0.85 | k | 0.04 | j | 0.11 | r | 1.02 | j | |
2019 | 1.20 | j | 1.81 | m | 2.46 | i | 0.53 | g | 1.19 | j | 0.19 | k | 0.20 | j | 0.35 | i | 0.48 | l | 0.24 | l | 0.83 | l | 0.74 | l | 0.00 | l |
2020 | 0.46 | j | 0.45 | j | 1.08 | j | 0.00 | r | 0.10 | l | 0.03 | h | 1.42 | j | 0.13 | i | 0.45 | i | 0.55 | 0.48 | j | 0.48 | j | 0.55 | k | |
2021 | 0.72 | 0.72 | i | 0.50 | 0.28 | h | 0.22 | 0.51 | i | 1.20 | h | 0.59 | 1.00 | b | 0.77 | k | 0.19 | 1.08 | j | 3.22 | f | |||||
2022 | 0.18 | a | 0.64 | j | 0.63 | h | 0.29 | b | 0.00 | k | 2.38 | c | 3.18 | k | 2.17 | h | 0.79 | h | 0.79 | g | 0.65 | b | 1.06 | i | 3.50 | h |
2023 | 1.81 | 0.43 | a | 1.28 | 0.12 | a | 1.12 | 0.15 | 0.23 | 0.59 | 0.91 | 0.09 | 0.52 | 0.67 | 7.92 | |||||||||||
2024 | 1.21 | 1.48 | 0.99 | 0.16 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.68 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.99 | 0.99 | 1.08 | 0.90 | 0.84 | 0.53 | 1.19 | 1.61 | 1.23 | 1.15 | 1.00 | 1.11 | 12.93 | |||||||||||||
S.D. | 0.85 | 0.79 | 0.96 | 0.79 | 0.72 | 0.57 | 0.82 | 0.98 | 0.71 | 1.10 | 0.75 | 0.91 | 3.85 | |||||||||||||
SKEW | 1.26 | 1.22 | 1.31 | 1.57 | 0.95 | 1.47 | 0.73 | 0.73 | 0.75 | 1.62 | 0.77 | 0.85 | 0.50 | |||||||||||||
MAX | 3.92 | 3.45 | 4.40 | 3.57 | 2.78 | 2.38 | 3.54 | 4.21 | 3.25 | 5.15 | 2.96 | 3.35 | 22.81 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.19 | 0.01 | 0.00 | 0.00 | 0.00 | 5.85 | |||||||||||||
YRS | 50 | 52 | 55 | 51 | 49 | 53 | 50 | 50 | 47 | 54 | 54 | 50 | 34 |