YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.23 | 0.11 | a | 0.22 | o | 1.22 | h | 0.50 | 3.84 | i | ||
1949 | 0.61 | j | 0.22 | 2.45 | l | 0.15 | x | 5.79 | k | 5.62 | 1.73 | 2.88 | 0.03 | a | 0.98 | d | 0.15 | 0.00 | 11.61 | d | ||||||
1950 | 0.16 | 0.44 | 0.82 | 0.72 | 2.42 | 1.02 | 5.11 | 1.31 | 0.73 | 0.00 | 0.30 | 0.26 | 13.29 | |||||||||||||
1951 | 0.46 | 0.79 | 0.19 | 2.71 | 3.20 | 2.39 | a | 2.85 | 1.67 | 1.95 | ----- | z | ----- | z | ----- | z | 16.21 | c | ||||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.45 | 0.00 | 0.45 | i | |||
1981 | 0.71 | 0.00 | 4.54 | 1.20 | a | 4.52 | 1.55 | 1.20 | c | 0.67 | d | 0.40 | 0.51 | 0.00 | 0.13 | 15.43 | ||||||||||
1982 | 0.35 | 0.35 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.70 | j | ||
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1985 | ----- | z | ----- | z | 0.49 | 1.33 | 3.86 | 1.48 | 5.62 | 2.01 | 1.69 | 0.84 | 0.96 | 0.53 | 18.81 | b | ||||||||||
1986 | 0.07 | 1.47 | 0.12 | 1.89 | 1.92 | 2.00 | 1.89 | 1.02 | 0.67 | 1.19 | 0.46 | 0.20 | 12.90 | |||||||||||||
1987 | 0.37 | 1.25 | 1.58 | 0.53 | a | 5.76 | ----- | z | ----- | z | 0.89 | j | 0.79 | 0.00 | 1.56 | 0.32 | 12.16 | c | ||||||||
1988 | 0.97 | 0.16 | 0.06 | 2.10 | 4.60 | 1.54 | 0.99 | 0.48 | 1.18 | 0.00 | 0.12 | 0.25 | 12.45 | |||||||||||||
1989 | 0.46 | 0.38 | 0.00 | 0.51 | 3.65 | 3.24 | 3.23 | 1.90 | 1.13 | 0.18 | 0.00 | 0.10 | 14.78 | |||||||||||||
1990 | 0.91 | 0.23 | 2.27 | 1.53 | 3.55 | 1.08 | 2.34 | 2.41 | 1.15 | 1.08 | 1.00 | 0.04 | 17.59 | |||||||||||||
1991 | 0.30 | 0.10 | 1.78 | 1.32 | 5.46 | 3.36 | 6.15 | 2.11 | a | 0.25 | 0.90 | 1.65 | 1.19 | 24.57 | ||||||||||||
1992 | 1.19 | 0.46 | 1.51 | 0.80 | 0.35 | 3.37 | 7.16 | 5.14 | 0.34 | 0.77 | 0.80 | 0.21 | 22.10 | |||||||||||||
1993 | 0.32 | 1.04 | 0.34 | 0.83 | 2.62 | 2.48 | 2.99 | 2.06 | 0.42 | 2.86 | 1.50 | 0.26 | 17.72 | |||||||||||||
1994 | 1.03 | 0.00 | 0.27 | 3.09 | 1.76 | 0.94 | 2.56 | 0.29 | 0.19 | f | 2.11 | 1.16 | 0.49 | 13.70 | a | |||||||||||
1995 | 0.56 | 0.50 | b | 0.86 | a | 2.81 | 4.82 | 3.74 | 2.58 | 0.71 | 1.31 | 0.97 | 0.59 | 0.02 | 19.47 | |||||||||||
1996 | 0.56 | 0.06 | 0.37 | 1.05 | 3.23 | 2.70 | 4.23 | 2.10 | e | 2.34 | 0.08 | 0.13 | 0.00 | 16.85 | ||||||||||||
1997 | 0.20 | 0.63 | 0.00 | 1.10 | 3.26 | 3.50 | 3.42 | 3.59 | e | 0.51 | 1.57 | 0.39 | 0.59 | 18.76 | ||||||||||||
1998 | 0.00 | 0.91 | 0.22 | 1.10 | 2.28 | 0.66 | a | 5.26 | 1.96 | 0.75 | 1.01 | 0.83 | 0.17 | 15.15 | ||||||||||||
1999 | 0.14 | 0.17 | 0.43 | 2.44 | 3.73 | 4.72 | 1.91 | 5.46 | e | 1.24 | 0.14 | 0.13 | 0.40 | 20.91 | ||||||||||||
2000 | 0.98 | 0.13 | f | 2.51 | 1.97 | 0.88 | 2.04 | 2.03 | 2.01 | 1.60 | 1.51 | 0.25 | 0.19 | 15.97 | a | |||||||||||
2001 | 1.04 | 0.32 | 0.60 | 1.57 | b | 3.01 | 0.76 | 7.56 | 0.19 | 3.26 | 0.52 | 1.69 | 0.15 | 20.67 | ||||||||||||
2002 | 0.19 | 0.13 | 0.60 | 0.22 | 0.49 | 3.47 | 0.28 | 3.02 | 0.89 | 2.37 | 0.18 | 0.05 | 11.89 | |||||||||||||
2003 | 0.41 | 0.26 | 1.94 | 2.73 | 2.52 | 6.20 | 0.00 | 1.42 | 0.72 | 0.03 | 0.16 | 0.42 | 16.81 | |||||||||||||
2004 | 0.24 | 0.44 | 0.28 | 2.51 | 0.92 | 2.28 | 3.64 | 1.76 | c | 1.39 | 0.69 | 1.28 | 0.50 | 15.93 | ||||||||||||
2005 | 0.23 | 0.12 | 0.60 | d | 1.40 | 2.33 | 5.35 | 1.79 | 5.37 | 0.55 | 4.07 | 0.61 | 0.26 | 22.68 | ||||||||||||
2006 | 0.03 | 0.12 | 0.92 | 0.53 | 1.66 | 4.01 | 2.94 | 1.28 | 2.33 | 2.02 | 0.10 | 2.61 | 18.55 | |||||||||||||
2007 | 0.94 | 0.57 | 0.00 | 2.64 | 3.32 | 3.31 | 3.67 | 4.28 | 0.88 | 0.44 | 0.50 | a | 1.71 | 22.26 | ||||||||||||
2008 | 0.16 | 0.41 | 0.94 | 1.95 | 1.07 | 1.09 | 2.18 | 2.53 | 1.62 | 1.70 | 0.34 | 0.64 | 14.63 | |||||||||||||
2009 | 0.04 | a | 0.47 | b | 0.96 | 2.94 | 3.58 | 5.53 | 2.93 | 2.22 | 2.07 | 2.85 | c | 0.46 | 0.34 | d | 24.39 | |||||||||
2010 | 0.00 | c | 0.32 | b | 0.97 | a | 1.22 | 1.37 | 2.94 | 1.62 | 3.05 | 0.75 | 0.32 | 0.10 | 0.39 | 13.05 | ||||||||||
2011 | 0.64 | 0.67 | 0.51 | b | 2.22 | 4.94 | 1.25 | 3.88 | 1.85 | 1.38 | 0.77 | 0.33 | 0.09 | b | 18.53 | |||||||||||
2012 | 0.07 | 0.90 | a | 0.40 | 2.10 | 0.68 | 0.62 | 2.26 | 0.94 | 1.10 | a | 0.24 | a | 0.00 | 0.43 | 9.74 | ||||||||||
2013 | 0.13 | 0.66 | 1.83 | 0.89 | 1.41 | 1.40 | 1.45 | 3.59 | a | 3.61 | 0.64 | 0.23 | 0.25 | 16.09 | ||||||||||||
2014 | 1.03 | 0.51 | 0.37 | 0.85 | a | 1.53 | 6.09 | 1.81 | 3.79 | 2.99 | 0.48 | 0.12 | 1.26 | 20.83 | ||||||||||||
2015 | 0.14 | 0.57 | l | 0.32 | 2.84 | 6.42 | 4.99 | b | 3.44 | 0.58 | 0.17 | a | 1.22 | 1.33 | 0.39 | a | 21.84 | a | ||||||||
2016 | 0.00 | 0.77 | 0.35 | 4.96 | 2.29 | a | 1.56 | 1.98 | 0.72 | 0.17 | 0.00 | 0.40 | b | 0.16 | c | 13.36 | ||||||||||
2017 | 0.81 | 0.05 | 2.13 | 2.75 | 4.55 | 2.73 | b | 2.16 | 2.49 | 2.33 | 0.53 | h | 0.12 | 0.09 | 20.21 | a | ||||||||||
2018 | 0.76 | 0.48 | 0.27 | 2.89 | 4.08 | 2.82 | 3.01 | 2.18 | c | 0.20 | 2.34 | 0.12 | 0.05 | 19.20 | ||||||||||||
2019 | 0.16 | 0.33 | 0.64 | c | 0.00 | a | 2.13 | 1.36 | 1.91 | 2.16 | 0.61 | 0.62 | a | 0.50 | a | 0.00 | 10.42 | |||||||||
2020 | 0.32 | 0.16 | 0.65 | a | 0.00 | 1.63 | 1.19 | 1.67 | 0.50 | 1.03 | a | 0.30 | 0.04 | b | 0.30 | a | 7.79 | |||||||||
2021 | 0.24 | 0.20 | a | 3.58 | 2.09 | 2.03 | c | 0.88 | 1.55 | b | 0.00 | b | 0.78 | c | 0.00 | a | 0.00 | a | 0.00 | d | 11.35 | |||||
2022 | 0.54 | a | 0.24 | 2.01 | 0.00 | 1.36 | 1.07 | 2.51 | 1.04 | 1.07 | g | ----- | z | ----- | z | ----- | z | 8.77 | d | |||||||
2023 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.44 | 0.43 | 0.96 | 1.67 | 2.81 | 2.64 | 2.87 | 2.09 | 1.16 | 0.96 | 0.51 | 0.38 | 16.67 | |||||||||||||
S.D. | 0.36 | 0.34 | 1.00 | 1.06 | 1.53 | 1.63 | 1.67 | 1.38 | 0.87 | 0.96 | 0.51 | 0.50 | 4.31 | |||||||||||||
SKEW | 0.60 | 1.14 | 1.74 | 0.56 | 0.41 | 0.70 | 1.07 | 0.75 | 1.06 | 1.30 | 1.05 | 2.82 | -0.01 | |||||||||||||
MAX | 1.19 | 1.47 | 4.54 | 4.96 | 6.42 | 6.20 | 7.56 | 5.46 | 3.61 | 4.07 | 1.69 | 2.61 | 24.57 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.35 | 0.62 | 0.00 | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 7.79 | |||||||||||||
YRS | 41 | 40 | 41 | 41 | 41 | 41 | 41 | 42 | 41 | 40 | 41 | 42 | 33 |