YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1937 | 1.58 | 1.40 | 2.08 | u | 0.08 | 0.22 | 3.01 | 2.50 | 0.15 | 0.38 | 1.44 | 1.50 | 1.55 | 13.81 | a | |||||||||||
1938 | 0.86 | 1.14 | 0.86 | 0.86 | 0.53 | 1.26 | 0.24 | 0.00 | 0.32 | 1.27 | y | 1.17 | ----- | z | 7.24 | b | ||||||||||
1939 | 1.15 | 0.77 | 0.85 | 0.15 | 0.39 | 0.36 | 0.18 | 0.34 | 0.89 | 0.48 | 0.11 | 1.68 | 7.35 | |||||||||||||
1940 | 0.77 | b | 1.68 | 1.78 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.23 | i | ||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
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 | 0.00 | r | 0.09 | 1.37 | 1.84 | 3.30 | i | |||
1959 | 1.76 | 0.54 | 1.74 | 0.23 | 0.88 | 0.92 | 0.10 | 0.08 | 1.75 | 0.82 | 0.40 | 0.44 | 9.66 | |||||||||||||
1960 | 0.91 | 0.85 | 2.31 | 0.94 | a | 2.26 | 0.12 | 0.12 | 0.25 | 0.15 | 0.43 | 1.53 | 1.14 | 11.01 | ||||||||||||
1961 | 0.47 | 2.39 | 1.71 | 0.59 | 1.92 | 0.96 | 0.30 | 0.15 | 0.43 | 0.66 | 1.83 | 1.18 | 12.59 | |||||||||||||
1962 | 0.78 | c | 1.24 | 1.19 | 0.75 | 2.23 | 0.00 | 0.07 | 0.62 | 0.41 | 2.10 | 2.42 | 1.13 | 12.94 | ||||||||||||
1963 | 0.37 | 2.50 | 0.83 | 3.09 | 0.72 | 0.75 | 0.90 | 0.18 | 1.04 | 0.46 | 1.87 | 1.98 | 14.69 | |||||||||||||
1964 | 1.76 | 0.25 | 0.69 | 0.33 | 0.23 | 2.34 | 1.45 | 0.11 | 0.23 | 1.03 | 2.05 | 5.51 | 15.98 | |||||||||||||
1965 | 3.31 | 0.17 | 0.81 | 1.60 | 0.57 | 1.61 | 0.75 | 2.24 | 0.17 | 0.14 | 1.75 | 0.34 | 13.46 | |||||||||||||
1966 | 1.83 | 1.12 | 0.94 | 0.18 | 0.77 | 0.59 | 0.86 | 0.05 | 1.70 | 1.18 | 2.97 | 2.14 | 14.33 | |||||||||||||
1967 | 1.40 | 2.37 | 0.83 | 2.27 | 1.13 | 0.62 | 0.00 | 0.05 | 0.24 | 0.97 | 0.81 | 0.72 | 11.41 | |||||||||||||
1968 | 0.95 | 1.53 | 0.46 | 0.52 | 1.09 | 0.91 | 0.16 | 2.81 | 0.45 | 1.04 | 4.10 | 3.01 | 17.03 | |||||||||||||
1969 | 1.84 | 1.17 | 0.94 | 1.99 | 1.65 | 4.33 | 0.47 | 0.00 | 0.76 | 1.23 | 0.30 | 1.62 | 16.30 | |||||||||||||
1970 | 3.24 | 1.40 | 1.39 | 0.71 | 0.87 | 1.16 | 1.50 | 0.00 | 0.76 | 1.66 | 2.56 | 1.32 | 16.57 | |||||||||||||
1971 | 2.04 | 0.87 | 1.71 | 1.15 | 1.62 | 0.76 | 0.75 | 0.20 | 0.67 | 2.22 | 2.92 | 3.38 | 18.29 | |||||||||||||
1972 | 1.50 | 0.92 | 1.91 | 0.75 | 1.45 | 1.14 | 0.10 | 0.10 | 0.58 | 0.99 | 1.30 | 2.55 | 13.29 | |||||||||||||
1973 | 0.83 | 0.85 | 1.02 | 0.71 | 0.70 | 0.18 | 0.00 | 0.15 | 1.72 | 1.30 | 3.72 | 3.13 | 14.31 | |||||||||||||
1974 | 0.92 | 1.63 | 1.27 | 1.85 | 0.52 | 0.42 | 0.97 | 0.04 | 0.00 | 0.25 | 0.90 | 2.30 | 11.07 | |||||||||||||
1975 | 1.71 | 1.55 | 1.55 | 0.82 | 0.41 | 0.29 | 0.96 | 1.19 | 0.00 | 1.98 | 0.95 | 2.00 | 13.41 | |||||||||||||
1976 | 2.38 | 1.71 | 1.54 | 1.30 | 0.71 | 0.44 | 0.00 | 4.73 | 0.69 | 0.45 | 0.61 | 0.46 | 15.02 | |||||||||||||
1977 | 0.58 | 0.92 | 1.37 | 0.37 | 2.41 | 0.48 | 0.20 | 0.33 | 0.60 | 0.10 | 1.96 | 2.78 | 12.10 | |||||||||||||
1978 | 1.15 | ----- | z | 1.44 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.59 | j | ||
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 | ----- | z | ----- | z | ----- | z | 0.00 | l |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1987 | ----- | z | ----- | 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 | ----- | z | ----- | z | ----- | z | 0.00 | l |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
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 | 1.21 | y | ----- | z | ----- | z | ----- | z | 0.80 | x | 0.94 | v | 1.44 | y | 0.00 | l |
2007 | ----- | z | 0.55 | w | 0.61 | x | 1.49 | u | 0.64 | y | ----- | z | ----- | z | ----- | z | ----- | z | 2.19 | x | 0.90 | y | ----- | z | 0.00 | l |
2008 | ----- | z | 0.56 | y | 0.77 | t | 0.33 | 1.04 | 0.50 | ----- | z | ----- | z | ----- | z | 0.52 | v | 1.18 | 1.70 | b | 4.75 | g | ||||
2009 | 1.03 | 0.72 | 1.06 | 1.43 | 1.12 | 0.12 | ----- | z | 1.08 | 0.12 | 1.19 | 0.76 | 1.20 | 9.83 | a | |||||||||||
2010 | 1.73 | 0.74 | 0.21 | 1.22 | 1.56 | 2.17 | 0.17 | 0.03 | 0.94 | 1.26 | 1.61 | 1.71 | 13.35 | |||||||||||||
2011 | ----- | z | 0.75 | u | 2.05 | l | 1.66 | l | 2.33 | b | 1.15 | o | ----- | z | ----- | z | ----- | z | 0.77 | y | ----- | z | ----- | z | 2.33 | k |
2012 | 2.33 | v | ----- | z | 0.80 | y | 1.05 | u | ----- | z | 2.08 | t | ----- | z | ----- | z | ----- | z | 0.85 | x | 0.89 | y | 1.67 | x | 0.00 | l |
2013 | ----- | z | ----- | z | ----- | z | 0.58 | y | 1.07 | y | 1.24 | v | ----- | z | 0.90 | w | 2.34 | q | ----- | z | 0.72 | y | ----- | z | 0.00 | l |
2014 | ----- | z | 1.17 | s | 1.61 | x | 1.28 | w | 0.83 | 0.92 | 0.10 | 0.64 | 0.09 | 0.63 | y | 2.08 | u | 1.88 | v | 2.58 | g | |||||
2015 | ----- | z | 1.54 | x | 1.85 | v | ----- | z | 1.81 | x | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.12 | x | 2.82 | v | 0.00 | l |
2016 | 1.07 | 0.57 | 0.54 | ----- | z | 1.06 | y | ----- | z | ----- | z | ----- | z | 0.49 | 1.87 | t | 0.68 | y | 2.39 | s | 2.67 | h | ||||
2017 | 0.88 | w | 1.29 | p | 2.21 | u | 2.21 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.35 | y | 0.94 | y | ----- | z | 0.00 | l |
2018 | ----- | z | 0.72 | x | ----- | z | 0.74 | w | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.09 | y | 0.00 | l |
2019 | ----- | z | 2.99 | r | 1.33 | w | 0.91 | y | ----- | z | ----- | z | ----- | z | ----- | z | 1.39 | r | ----- | z | ----- | z | ----- | z | 0.00 | l |
2020 | ----- | z | ----- | z | 0.60 | y | 1.00 | y | 1.56 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.27 | v | 0.98 | x | 0.00 | l |
2021 | 0.68 | x | 1.64 | s | ----- | z | ----- | z | ----- | z | 0.13 | 0.34 | 0.00 | 0.68 | 0.68 | 0.69 | x | ----- | z | 1.83 | g | |||||
2022 | ----- | z | ----- | z | ----- | z | 0.95 | v | 1.87 | 2.43 | 0.54 | 0.28 | 0.12 | ----- | z | 1.54 | ----- | z | 6.78 | f | ||||||
2023 | ----- | z | 0.10 | 1.49 | 0.58 | 1.90 | ----- | z | ----- | z | 0.26 | 0.23 | 1.33 | 0.93 | 2.28 | 9.10 | c | |||||||||
2024 | 2.46 | 0.88 | 0.88 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 4.22 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.44 | 1.14 | 1.19 | 0.95 | 1.17 | 1.03 | 0.53 | 0.57 | 0.57 | 0.98 | 1.61 | 1.89 | 13.53 | |||||||||||||
S.D. | 0.76 | 0.63 | 0.49 | 0.73 | 0.67 | 1.01 | 0.59 | 1.06 | 0.49 | 0.60 | 0.98 | 1.10 | 2.61 | |||||||||||||
SKEW | 0.90 | 0.53 | 0.18 | 1.18 | 0.43 | 1.65 | 1.67 | 2.76 | 1.19 | 0.34 | 0.81 | 1.28 | -0.34 | |||||||||||||
MAX | 3.31 | 2.50 | 2.31 | 3.09 | 2.41 | 4.33 | 2.50 | 4.73 | 1.75 | 2.22 | 4.10 | 5.51 | 18.29 | |||||||||||||
MIN | 0.37 | 0.10 | 0.21 | 0.08 | 0.22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.09 | 0.11 | 0.34 | 7.35 | |||||||||||||
YRS | 28 | 28 | 28 | 26 | 29 | 28 | 26 | 28 | 29 | 26 | 28 | 26 | 21 |