YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | 1.79 | i | 3.56 | 3.45 | 0.83 | 4.08 | 11.98 | 7.84 | 3.40 | 35.14 | e | |||||||
1942 | 8.09 | 1.61 | g | 4.54 | h | ----- | z | 0.62 | g | 2.38 | 2.89 | 3.01 | ----- | z | ----- | z | ----- | z | ----- | z | 16.37 | h | ||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
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 | 1.48 | k | 1.58 | 13.12 | 7.06 | 9.27 | a | 5.70 | 7.02 | 43.75 | f | |||||
1973 | 5.74 | 1.92 | e | 1.07 | 3.76 | 4.70 | 4.46 | 3.62 | c | ----- | z | 2.05 | j | ----- | z | ----- | z | ----- | z | 25.27 | e | |||||
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 | 1.84 | 2.21 | 4.27 | 17.95 | 8.24 | 7.38 | 41.89 | f | ||||||
1979 | 2.94 | 2.55 | 4.83 | 1.12 | 3.98 | 3.10 | 6.11 | 1.52 | 6.93 | 12.46 | 10.38 | 9.10 | 65.02 | |||||||||||||
1980 | 5.27 | 4.14 | 4.04 | 4.28 | 1.44 | 2.99 | 3.73 | 2.38 | 9.55 | 7.44 | n | 11.87 | 2.68 | k | 49.69 | b | ||||||||||
1981 | 7.72 | 3.08 | 2.98 | c | 1.10 | c | 2.34 | d | 3.45 | b | 3.43 | b | 3.83 | l | 9.37 | g | 1.74 | l | 5.71 | 1.05 | p | 29.81 | d | |||
1982 | 0.51 | t | 0.75 | n | 1.43 | t | 1.91 | m | 3.08 | o | 0.20 | a | 3.33 | 4.49 | a | 3.58 | j | 8.15 | d | 4.57 | d | 2.14 | b | 22.88 | f | |
1983 | 6.91 | j | 1.86 | e | 0.62 | a | 0.97 | i | 2.16 | e | 1.22 | m | 1.54 | j | 7.05 | c | 1.75 | c | 3.34 | l | 1.20 | a | 0.95 | a | 15.59 | e |
1984 | 2.19 | n | 2.63 | v | 3.71 | p | 1.01 | c | 1.94 | a | 1.72 | a | 4.21 | f | 5.26 | b | 3.33 | ----- | z | ----- | z | ----- | z | 13.26 | g | |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.48 | o | 2.21 | a | 4.30 | k | 2.38 | a | 8.09 | 12.68 | i | |
1986 | 11.82 | c | 3.70 | ----- | z | 5.26 | f | 3.45 | k | 2.00 | c | 0.31 | x | 0.45 | ----- | z | ----- | z | ----- | z | 7.79 | 25.76 | g | |||
1987 | 2.55 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 13.33 | c | 11.02 | 5.53 | 29.88 | i | ||
1995 | 2.56 | 4.11 | 3.04 | a | 2.16 | g | 2.02 | d | 2.35 | b | 2.56 | 2.94 | b | 3.11 | 6.64 | b | 8.43 | 6.16 | a | 43.92 | a | |||||
1996 | 4.97 | 9.38 | d | 4.45 | 2.58 | a | 1.18 | 5.28 | 0.41 | s | 4.80 | a | 9.41 | 8.08 | a | 4.22 | 4.05 | 58.40 | a | |||||||
1997 | 2.95 | 6.52 | 4.85 | n | 3.30 | d | 2.21 | 1.76 | 5.76 | 3.56 | 5.65 | 5.96 | e | 5.10 | h | 13.90 | 51.57 | b | ||||||||
1998 | 2.76 | 1.48 | 2.53 | 1.42 | h | 1.41 | 1.33 | 3.69 | 5.74 | l | 4.85 | 9.77 | 3.40 | 6.93 | c | 38.15 | b | |||||||||
1999 | 8.27 | 6.15 | 3.21 | 6.49 | d | 4.25 | f | 2.38 | 1.51 | f | 10.50 | b | 9.44 | 12.24 | a | 11.66 | 12.55 | 82.89 | b | |||||||
2000 | 6.03 | 1.89 | b | 6.72 | 3.77 | l | 1.96 | 2.66 | 5.24 | 2.49 | 6.54 | b | 9.47 | 6.91 | j | 5.17 | d | 48.17 | b | |||||||
2001 | 10.74 | a | 5.64 | 4.08 | 2.32 | a | 3.52 | 1.94 | a | 2.38 | b | 4.26 | 7.88 | 9.93 | d | 5.62 | 6.30 | 64.61 | ||||||||
2002 | 4.44 | b | 7.80 | 1.48 | a | 0.21 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 13.93 | h | ||
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 3.73 | 2.70 | e | 2.76 | a | 11.75 | 3.74 | f | 4.26 | j | 10.53 | 31.47 | g | |||
2004 | 5.95 | 5.80 | 7.80 | c | 2.77 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 19.55 | i | ||
2005 | ----- | z | ----- | z | ----- | z | 1.62 | o | 3.07 | b | 2.54 | 5.09 | c | 3.89 | 6.83 | a | 8.67 | a | 13.69 | c | 6.54 | 50.32 | d | |||
2006 | 2.64 | 2.37 | a | 1.73 | 3.51 | 4.82 | 3.41 | 2.22 | 5.06 | 9.42 | 9.90 | 4.39 | 13.15 | 62.62 | ||||||||||||
2007 | 8.13 | 3.71 | 11.04 | 3.40 | a | 3.27 | 1.33 | 6.58 | 1.58 | 6.44 | 9.61 | 4.60 | 7.01 | 66.70 | ||||||||||||
2008 | 7.86 | 5.44 | a | 4.88 | 3.59 | 3.52 | 1.80 | 6.00 | 4.21 | 7.66 | 15.39 | 10.27 | 4.61 | 75.23 | ||||||||||||
2009 | 8.80 | 2.37 | 5.77 | 2.60 | 1.65 | 1.61 | 0.90 | 8.06 | 8.09 | 7.41 | 11.64 | 5.03 | 63.93 | |||||||||||||
2010 | 7.58 | 1.99 | 9.05 | 2.17 | 0.98 | 3.33 | 2.03 | 3.21 | 6.97 | 11.50 | 11.19 | 4.23 | 64.23 | |||||||||||||
2011 | 5.39 | 4.99 | 1.25 | 2.63 | 2.65 | 1.87 | 2.38 | 7.52 | 8.92 | 7.85 | 9.22 | 10.69 | 65.36 | |||||||||||||
2012 | 9.82 | 4.16 | 2.86 | 1.95 | 4.37 | 4.72 | 4.07 | 6.34 | 8.88 | 4.20 | 5.64 | 4.48 | 61.49 | |||||||||||||
2013 | 5.18 | 5.71 | 2.26 | 4.62 | 3.20 | 3.18 | 3.04 | 2.28 | 5.48 | 7.65 | 7.83 | 9.94 | 60.37 | |||||||||||||
2014 | 9.11 | 2.63 | 3.14 | 3.27 | 0.92 | 4.27 | 6.95 | 5.32 | S | 7.86 | 9.53 | 5.34 | 4.99 | 63.33 | ||||||||||||
2015 | 13.20 | 2.34 | a | 5.11 | 6.00 | 0.67 | 2.22 | 6.06 | 6.73 | 6.00 | 10.07 | 9.23 | 5.14 | 72.77 | ||||||||||||
2016 | 9.13 | 4.99 | 2.38 | 4.64 | 4.54 | 3.73 | 2.10 | 2.33 | 8.62 | 4.47 | 9.87 | 7.19 | 63.99 | |||||||||||||
2017 | 6.61 | 4.08 | 5.24 | 1.43 | 2.89 | 2.67 | 4.62 | 5.54 | 9.69 | 9.77 | 2.35 | a | 6.97 | 61.86 | ||||||||||||
2018 | 3.39 | 1.97 | 1.89 | 2.11 | 3.96 | a | 2.87 | 1.11 | 3.79 | 1.89 | 12.24 | 6.48 | 6.00 | 47.70 | ||||||||||||
2019 | 5.31 | 1.51 | 3.91 | 4.39 | 1.57 | 3.10 | 2.98 | 3.36 | 6.02 | 7.40 | 9.75 | 7.10 | 56.40 | |||||||||||||
2020 | 7.22 | 8.41 | 2.97 | 3.44 | 1.19 | 4.31 | 4.42 | 8.85 | 3.81 | 6.68 | 6.85 | a | 16.23 | 74.38 | ||||||||||||
2021 | 11.40 | a | 3.61 | 5.32 | a | 3.95 | a | 3.66 | 5.16 | 0.88 | e | 5.65 | 8.67 | 9.29 | 8.29 | 3.68 | a | 69.56 | ||||||||
2022 | 9.57 | 10.70 | 5.56 | 3.44 | 2.10 | 1.95 | 4.15 | 5.62 | 9.32 | 15.74 | 6.55 | 3.38 | 78.08 | |||||||||||||
2023 | 7.26 | 5.81 | 3.85 | 5.98 | 2.83 | 3.98 | 1.51 | 4.51 | a | 9.76 | 10.93 | 9.57 | 13.91 | 79.90 | ||||||||||||
2024 | 7.35 | 3.73 | 4.55 | c | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 15.63 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 6.92 | 4.31 | 4.05 | 3.19 | 2.60 | 2.87 | 3.51 | 4.60 | 6.80 | 9.80 | 7.50 | 7.15 | 65.88 | |||||||||||||
S.D. | 2.79 | 2.33 | 2.31 | 1.56 | 1.21 | 1.16 | 1.70 | 2.69 | 2.57 | 3.09 | 3.13 | 3.52 | 7.55 | |||||||||||||
SKEW | 0.21 | 0.94 | 1.07 | 0.24 | 0.25 | 0.17 | 0.37 | 1.10 | -0.38 | 0.60 | -0.09 | 0.80 | -0.11 | |||||||||||||
MAX | 13.20 | 10.70 | 11.04 | 6.49 | 4.82 | 5.28 | 6.95 | 13.12 | 11.75 | 17.95 | 13.69 | 16.23 | 79.90 | |||||||||||||
MIN | 2.56 | 1.48 | 0.62 | 0.21 | 0.67 | 0.20 | 0.88 | 0.45 | 1.75 | 4.20 | 1.20 | 0.95 | 47.70 | |||||||||||||
YRS | 34 | 34 | 32 | 28 | 31 | 36 | 34 | 36 | 35 | 32 | 34 | 36 | 20 |