YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.23 | a | 0.36 | 0.21 | 0.42 | e | 3.22 | h | ||
1963 | 0.05 | 0.43 | 1.39 | 1.56 | 3.59 | 2.47 | 4.02 | 1.71 | p | 3.37 | ----- | z | ----- | z | ----- | z | 16.88 | d | ||||||||
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.97 | 4.03 | 5.02 | 0.37 | 1.22 | 2.10 | 13.71 | f | ||||||
1965 | ----- | z | 0.70 | 3.54 | 1.65 | 4.72 | 4.40 | 3.24 | 3.23 | 7.74 | b | 2.83 | 0.00 | t | 0.98 | q | 32.05 | c | ||||||||
1966 | ----- | z | 0.73 | 1.68 | a | 2.56 | 1.50 | 2.92 | 2.07 | 7.85 | 0.78 | ----- | z | 0.83 | h | 1.16 | 21.25 | c | ||||||||
1967 | 1.15 | e | ----- | z | 0.95 | d | 3.03 | 1.20 | 6.23 | 3.36 | 2.67 | 1.36 | ----- | z | ----- | z | ----- | z | 19.95 | d | ||||||
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.25 | v | 3.50 | 2.74 | 6.23 | 1.25 | 2.14 | 15.86 | g | |||||
1969 | 2.62 | 0.16 | 0.06 | 2.12 | 3.03 | 2.51 | 2.57 | 4.01 | 5.36 | 2.00 | 1.10 | 2.24 | 27.78 | |||||||||||||
1970 | 0.43 | 0.35 | 0.36 | 2.24 | 3.12 | 1.24 | 2.96 | 0.88 | 2.52 | 5.99 | 2.93 | 0.86 | 23.88 | |||||||||||||
1971 | 0.84 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.90 | 6.37 | 2.49 | 0.87 | 12.47 | g | |||||
1972 | 0.49 | 0.79 | 0.77 | 1.89 | 2.10 | 3.89 | 7.00 | 4.60 | 4.07 | 0.94 | a | 1.55 | 1.04 | 29.13 | ||||||||||||
1973 | 0.59 | 0.01 | 0.92 | 1.42 | 3.08 | 4.01 | 3.76 | 4.12 | 3.78 | 3.66 | 0.99 | 0.80 | 27.14 | |||||||||||||
1974 | 0.56 | 0.51 | 0.55 | 1.79 | 3.77 | 2.06 | 4.42 | 3.23 | 0.62 | 0.97 | 1.92 | 0.57 | 20.97 | |||||||||||||
1975 | 3.13 | 0.43 | 1.32 | 1.99 | 2.15 | 5.86 | 4.41 | i | 2.43 | 2.38 | 1.49 | 2.26 | 0.64 | 24.08 | a | |||||||||||
1976 | 0.80 | 0.34 | 1.57 | 0.49 | 0.24 | 5.85 | 3.31 | 1.37 | 0.74 | 0.86 | 0.27 | 0.72 | 16.56 | |||||||||||||
1977 | 0.18 | 0.22 | 1.70 | 1.56 | 3.75 | 4.43 | 3.49 | 4.05 | 5.07 | 2.03 | 2.19 | 1.03 | 29.70 | |||||||||||||
1978 | 0.48 | 0.38 | 0.49 | 1.89 | 2.44 | 4.26 | 7.29 | 4.48 | 1.89 | 1.13 | 1.02 | 0.69 | 26.44 | |||||||||||||
1979 | 0.49 | 1.11 | 3.23 | d | 3.00 | 4.02 | 5.47 | a | 7.56 | 2.61 | 2.04 | 2.73 | 0.34 | l | ----- | z | 32.26 | b | ||||||||
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.00 | m | 2.80 | 1.03 | 0.93 | 0.67 | 5.43 | h | ||||
1981 | 0.23 | 1.31 | 0.66 | 5.23 | 1.11 | 5.67 | 3.97 | 2.55 | 2.03 | 5.05 | 0.77 | 0.74 | 29.32 | |||||||||||||
1982 | 1.47 | 0.37 | 1.12 | 1.98 | 0.85 | m | 3.07 | 6.64 | 2.79 | 4.56 | 3.32 | 2.64 | 1.41 | 29.37 | a | |||||||||||
1983 | 1.37 | 0.30 | 0.49 | 0.89 | 1.47 | m | 3.35 | 3.82 | 4.79 | 3.62 | 2.78 | 3.13 | 1.75 | 26.29 | a | |||||||||||
1984 | 0.88 | 0.34 | 0.60 | l | 1.55 | 2.06 | f | 9.51 | 1.66 | 3.64 | 2.08 | 3.67 | 0.64 | 1.73 | 25.70 | b | ||||||||||
1985 | 0.23 | 0.71 | 1.79 | 2.81 | 3.41 | 4.06 | 3.90 | 3.10 | 5.14 | 1.92 | 2.28 | 0.63 | 29.98 | |||||||||||||
1986 | 1.60 | 0.57 | 0.27 | 5.70 | 0.50 | g | 2.89 | 3.49 | e | 3.25 | h | 5.94 | 0.86 | 2.16 | 0.51 | 23.99 | b | |||||||||
1987 | 0.55 | 0.19 | 0.62 | 0.60 | 5.89 | k | 1.18 | 7.97 | 3.71 | 3.85 | 0.85 | 1.15 | 0.71 | 21.38 | a | |||||||||||
1988 | 0.99 | 0.16 | 2.15 | 0.34 | 0.27 | k | 2.66 | 2.84 | 10.52 | 2.59 | 1.20 | 2.35 | 0.76 | q | 25.80 | b | ||||||||||
1989 | 1.55 | 0.30 | d | 2.33 | 2.02 | 2.09 | 4.63 | 2.36 | 0.43 | o | 3.10 | 1.81 | 0.73 | 0.52 | 21.44 | a | ||||||||||
1990 | 0.61 | 0.53 | 0.80 | f | 4.19 | 0.07 | r | 3.84 | 2.06 | a | 1.69 | 3.04 | 4.47 | 0.70 | 0.65 | 21.78 | b | |||||||||
1991 | 0.11 | 0.64 | 1.55 | a | 1.49 | 2.45 | p | 3.18 | 5.46 | 1.03 | 3.53 | 2.13 | 2.26 | a | 0.79 | 22.17 | a | |||||||||
1992 | 0.39 | 0.69 | 0.23 | g | 1.89 | 1.06 | f | 3.76 | 3.83 | 5.78 | 2.44 | e | 0.99 | 1.22 | 0.85 | a | 21.84 | b | ||||||||
1993 | 0.67 | c | 0.02 | 0.29 | 2.69 | 2.51 | t | 4.07 | 7.33 | 3.30 | 1.82 | 0.96 | 1.71 | 0.61 | 23.47 | a | ||||||||||
1994 | 0.85 | 0.49 | 0.66 | 3.20 | d | 2.93 | 8.42 | 2.92 | 2.73 | d | 2.69 | i | 1.64 | g | 1.43 | 0.41 | 24.04 | b | ||||||||
1995 | 0.83 | 0.81 | 0.63 | 1.67 | ----- | z | 1.84 | 9.91 | 6.59 | a | 3.54 | a | 2.57 | a | 1.11 | d | 0.56 | p | 29.50 | b | ||||||
1996 | 1.30 | j | 1.02 | i | 0.15 | q | 0.44 | d | 1.72 | 4.45 | a | 7.00 | 1.68 | 4.62 | 3.20 | 3.23 | h | 0.90 | o | 23.11 | e | |||||
1997 | 2.03 | t | 0.16 | 1.05 | e | 0.75 | c | 1.80 | 6.48 | 3.73 | a | 1.65 | 3.00 | a | 2.61 | a | 1.29 | a | 0.22 | b | 22.74 | a | ||||
1998 | 1.31 | b | 1.59 | c | 0.88 | a | 1.58 | a | 2.60 | 6.20 | a | 3.59 | 1.88 | 5.83 | 4.01 | a | ----- | z | 0.81 | b | 30.28 | a | ||||
1999 | 0.37 | d | 0.78 | 1.00 | 1.75 | c | 3.63 | 3.40 | 14.14 | 4.28 | a | 5.76 | 1.52 | 0.26 | 0.12 | 37.01 | ||||||||||
2000 | 0.79 | 1.36 | 1.55 | a | 1.74 | 3.75 | 4.13 | 2.10 | 4.64 | 2.31 | 3.43 | a | 2.12 | c | 0.57 | b | 28.49 | |||||||||
2001 | 0.70 | e | 2.52 | c | 0.77 | b | 6.15 | b | 4.27 | a | 2.15 | i | 2.43 | 2.44 | d | 1.01 | 2.80 | a | 1.44 | 0.37 | 24.90 | a | ||||
2002 | 0.27 | a | 0.16 | d | 0.69 | a | 0.00 | 1.40 | 7.75 | 4.27 | b | 3.05 | d | 4.45 | 1.70 | a | 0.00 | a | ----- | z | 23.74 | a | ||||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2008 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2009 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2010 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2011 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.01 | 0.96 | a | 1.97 | j | |
2015 | 0.46 | a | 0.37 | 0.84 | 0.94 | 5.13 | g | 2.23 | b | 1.68 | g | 3.93 | d | 9.82 | c | 1.84 | S | 2.76 | h | 2.63 | a | 23.06 | c | |||
2016 | 0.88 | e | 1.05 | b | 4.10 | b | 0.68 | h | 1.33 | j | 3.86 | d | 3.99 | d | 4.85 | d | 4.59 | b | 1.26 | e | 1.77 | b | 0.67 | h | 26.35 | c |
2017 | 0.90 | d | 1.64 | e | 1.44 | f | 2.32 | l | 3.41 | a | 2.31 | m | 3.00 | S | 5.82 | f | 5.81 | j | 3.54 | e | 0.58 | e | 0.63 | b | 10.70 | f |
2018 | 0.21 | e | 1.11 | i | 0.05 | c | 1.88 | S | 1.57 | j | 4.29 | S | 4.65 | k | 3.25 | g | 3.32 | g | 5.14 | c | 1.30 | c | 1.12 | S | 8.58 | g |
2019 | 0.87 | c | 0.48 | n | 1.16 | h | 1.99 | b | 2.74 | c | 2.54 | g | 4.05 | g | 3.83 | S | 4.33 | S | 5.55 | a | 0.95 | b | 1.80 | d | 17.73 | e |
2020 | 1.20 | b | 0.12 | h | 1.33 | a | 1.44 | 0.73 | c | 2.91 | b | 7.50 | d | 3.09 | c | 2.37 | f | 2.67 | f | 1.84 | a | 0.59 | b | 20.63 | c | |
2021 | 0.04 | g | 0.16 | c | 1.36 | f | 2.62 | b | 1.60 | e | 3.25 | d | 1.47 | b | 1.50 | j | 2.12 | f | 2.99 | j | 1.59 | c | 2.61 | a | 13.30 | e |
2022 | 0.58 | 1.24 | b | 1.13 | j | 2.53 | c | 5.58 | a | 4.05 | c | 4.40 | c | 5.11 | a | 3.24 | g | 1.06 | e | 2.89 | e | 2.82 | S | 30.26 | b | |
2023 | 0.75 | a | 1.17 | g | 1.27 | b | 2.96 | S | 0.75 | c | 2.91 | g | 2.50 | c | 1.40 | r | 6.90 | h | 1.87 | S | 1.63 | f | 2.50 | c | 9.64 | f |
2024 | 0.56 | c | 0.02 | h | 0.00 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.56 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.81 | 0.63 | 1.21 | 2.08 | 2.65 | 4.16 | 4.42 | 3.64 | 3.45 | 2.53 | 1.47 | 1.07 | 27.20 | |||||||||||||
S.D. | 0.61 | 0.52 | 0.92 | 1.32 | 1.27 | 1.84 | 2.59 | 1.83 | 1.90 | 1.65 | 0.79 | 0.73 | 5.08 | |||||||||||||
SKEW | 1.93 | 1.56 | 1.49 | 1.37 | 0.10 | 0.91 | 1.61 | 1.51 | 1.05 | 0.84 | 0.24 | 1.09 | -0.35 | |||||||||||||
MAX | 3.13 | 2.52 | 4.10 | 6.15 | 5.58 | 9.51 | 14.14 | 10.52 | 9.82 | 6.37 | 3.13 | 2.82 | 37.01 | |||||||||||||
MIN | 0.05 | 0.01 | 0.05 | 0.00 | 0.24 | 1.18 | 0.97 | 0.88 | 0.62 | 0.36 | 0.00 | 0.12 | 16.56 | |||||||||||||
YRS | 42 | 39 | 37 | 42 | 31 | 40 | 41 | 40 | 42 | 44 | 42 | 41 | 12 |