YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | ----- | z | 2.11 | b | 1.77 | 1.37 | 1.10 | 3.69 | a | 1.34 | 0.84 | 2.11 | a | 0.84 | e | 2.99 | h | 1.23 | b | 16.40 | b | |||||
1951 | 1.06 | k | 1.11 | g | ----- | z | 0.50 | 1.73 | 2.40 | 0.79 | 0.75 | 0.31 | ----- | z | ----- | z | ----- | z | 6.48 | f | ||||||
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 | 0.33 | 0.94 | b | 0.30 | b | 1.57 | i | |
1977 | 0.53 | 0.42 | 0.95 | 0.55 | 3.89 | 0.85 | 0.90 | 2.29 | 2.59 | 1.92 | 2.68 | 5.27 | 22.84 | |||||||||||||
1978 | 1.03 | f | 2.10 | 1.73 | 4.55 | 2.68 | 1.89 | 0.92 | 2.45 | 1.93 | 0.07 | 1.99 | 1.86 | 22.17 | a | |||||||||||
1979 | 1.14 | b | 1.94 | c | 0.96 | a | 3.58 | 3.50 | 1.45 | 0.29 | 1.54 | 0.15 | 1.95 | 1.10 | a | 0.81 | 18.41 | |||||||||
1980 | 2.67 | 1.59 | 1.84 | 1.70 | 4.94 | 3.56 | 1.61 | 0.82 | 1.49 | 0.64 | 1.72 | 1.41 | 23.99 | |||||||||||||
1981 | 1.03 | 1.74 | 2.01 | 1.90 | 2.27 | 3.67 | 1.33 | 0.26 | 1.06 | 1.35 | a | 1.58 | 2.75 | 20.95 | ||||||||||||
1982 | 4.55 | 1.93 | 1.80 | 2.68 | 1.12 | 1.85 | 3.08 | 1.88 | 1.61 | 2.49 | 0.91 | 1.37 | b | 25.27 | ||||||||||||
1983 | 1.65 | 1.35 | 2.71 | 2.29 | 1.67 | 3.20 | 2.22 | 0.67 | 1.35 | a | 0.99 | 2.50 | 2.06 | 22.66 | ||||||||||||
1984 | 1.39 | 0.95 | 3.61 | 2.14 | 4.00 | 3.89 | 0.27 | 2.04 | 0.95 | 2.20 | 2.14 | 2.20 | a | 25.78 | ||||||||||||
1985 | 0.60 | 0.76 | 1.01 | 1.72 | 4.37 | 1.83 | 0.49 | 3.17 | 2.86 | 1.38 | 2.00 | b | 0.37 | g | 20.19 | a | ||||||||||
1986 | 1.15 | 4.02 | 0.95 | 1.67 | 2.53 | 1.29 | 1.63 | 2.27 | 3.21 | 0.77 | 3.06 | 0.36 | 22.91 | |||||||||||||
1987 | 1.28 | 0.81 | 1.11 | 1.40 | 1.97 | 2.74 | 3.30 | 0.18 | 0.11 | 0.00 | 1.23 | 1.31 | 15.44 | |||||||||||||
1988 | 2.69 | 0.78 | 2.12 | 2.71 | 4.30 | 2.02 | 0.73 | 0.21 | 1.25 | 0.85 | 2.61 | 0.89 | w | 20.27 | a | |||||||||||
1989 | 3.07 | 1.35 | 3.24 | 1.21 | 4.45 | 2.56 | 0.94 | 2.36 | 1.16 | 1.23 | 1.70 | 0.46 | 23.73 | |||||||||||||
1990 | 2.15 | 1.59 | 1.36 | 2.63 | 7.29 | 2.05 | 1.29 | 1.12 | 0.02 | 3.36 | 2.83 | 1.93 | 27.62 | |||||||||||||
1991 | 0.99 | 0.29 | 1.28 | 2.92 | 5.80 | 3.05 | 0.62 | 0.01 | 0.36 | 0.26 | 2.65 | 1.23 | 19.46 | |||||||||||||
1992 | 0.59 | 1.03 | 0.79 | 2.46 | 1.13 | 1.78 | 2.61 | 0.28 | 1.65 | 1.27 | 1.70 | 1.01 | 16.30 | |||||||||||||
1993 | 2.29 | 0.93 | 1.17 | 3.42 | 3.56 | 4.27 | 4.11 | 1.82 | 0.13 | 1.15 | 0.67 | 1.08 | 24.60 | |||||||||||||
1994 | 1.02 | 1.92 | 0.62 | 2.46 | 2.43 | 2.71 | 0.88 | 0.32 | 0.20 | 1.65 | 2.78 | a | 1.85 | a | 18.84 | |||||||||||
1995 | 1.60 | a | 1.43 | 2.53 | 4.01 | 2.35 | 3.14 | 3.48 | 1.55 | 0.60 | 3.17 | 3.63 | 2.57 | 30.06 | ||||||||||||
1996 | 2.68 | 2.66 | 0.91 | 3.20 | 4.31 | 1.13 | 0.26 | 0.24 | 1.00 | 1.44 | 2.96 | 5.07 | 25.86 | |||||||||||||
1997 | 2.43 | 1.33 | 3.52 | 3.97 | a | 1.34 | 1.95 | 3.57 | 0.97 | 1.46 | 2.55 | 1.57 | 1.29 | 25.95 | ||||||||||||
1998 | 1.92 | 0.42 | 1.20 | 2.10 | 4.24 | 2.81 | 2.59 | 0.25 | 3.36 | 1.78 | 3.81 | 2.93 | 27.41 | |||||||||||||
1999 | 1.40 | 2.73 | 2.19 | 1.27 | 1.52 | 3.07 | 0.52 | 2.56 | 0.05 | 1.63 | 2.66 | 2.84 | 22.44 | |||||||||||||
2000 | 2.62 | 1.68 | 1.85 | 2.20 | 3.60 | 1.75 | 0.71 | 0.04 | 3.25 | 2.51 | a | 1.19 | 1.11 | 22.51 | ||||||||||||
2001 | 1.22 | 0.84 | 2.07 | 3.05 | 1.46 | 2.45 | 1.95 | 0.05 | 0.10 | 3.64 | 1.76 | 1.36 | 19.95 | |||||||||||||
2002 | 2.72 | 0.84 | 2.91 | 1.93 | 1.56 | 2.61 | 0.27 | 0.42 | 0.77 | 0.61 | 0.83 | 1.18 | 16.65 | |||||||||||||
2003 | 2.98 | 3.41 | 4.19 | 2.91 | 3.73 | 1.11 | 0.32 | 0.92 | 1.04 | 1.11 | 2.45 | 2.12 | 26.29 | |||||||||||||
2004 | 2.53 | 1.25 | 1.20 | 1.81 | 5.80 | 2.94 | 1.74 | 2.46 | 1.80 | 1.49 | 1.51 | 0.76 | 25.29 | |||||||||||||
2005 | 0.54 | 0.49 | 1.08 | 2.99 | 4.87 | 3.26 | 0.51 | 0.12 | 0.30 | 2.48 | 1.36 | 1.42 | 19.42 | |||||||||||||
2006 | 1.35 | 0.81 | 2.30 | 2.97 | 1.89 | 3.13 | 0.93 | 0.76 | 1.90 | 1.02 | 4.60 | 1.39 | 23.05 | |||||||||||||
2007 | 1.25 | 1.36 | 1.41 | 1.67 | 1.21 | 2.35 | 0.00 | 0.44 | 0.61 | 1.88 | 2.06 | 1.98 | 16.22 | |||||||||||||
2008 | 1.75 | 1.51 | 1.58 | 1.50 | 1.79 | 2.04 | 0.24 | 2.32 | 0.66 | 0.73 | 2.51 | 2.49 | 19.12 | |||||||||||||
2009 | 3.07 | 0.80 | 3.84 | 1.46 | ----- | z | 2.01 | 0.68 | 3.32 | a | 0.05 | 1.29 | 1.35 | a | 1.20 | 19.07 | a | |||||||||
2010 | 1.78 | 0.37 | 1.00 | o | 1.99 | d | 3.17 | 5.65 | 0.69 | s | 1.06 | ----- | z | ----- | z | ----- | z | 2.74 | 16.76 | e | ||||||
2011 | 1.51 | s | 1.60 | m | ----- | 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 | 1.93 | 1.14 | 1.08 | 1.54 | 1.68 | 2.67 | 0.28 | 1.40 | 3.20 | 0.28 | 1.83 | ----- | z | 17.03 | a | |||||||||||
2014 | 1.41 | 3.26 | 3.82 | 2.07 | 1.94 | 2.10 | ----- | z | 1.07 | 0.52 | 0.97 | l | 2.78 | a | 2.54 | 21.51 | b | |||||||||
2015 | 1.61 | 1.38 | 1.36 | 1.36 | 2.01 | 0.78 | 2.20 | 0.19 | 1.51 | 1.67 | 2.29 | 2.90 | 19.26 | |||||||||||||
2016 | 0.85 | 1.07 | 2.54 | 2.86 | 2.63 | 2.75 | 2.05 | 0.49 | 0.58 | 3.86 | 1.05 | 2.60 | 23.33 | |||||||||||||
2017 | 1.37 | 2.44 | 4.56 | a | ----- | z | 1.76 | 2.32 | 0.09 | 0.38 | 1.22 | 1.73 | 2.53 | 3.04 | 21.44 | a | ||||||||||
2018 | 1.81 | 2.48 | 2.08 | 3.90 | 4.76 | 1.86 | 0.03 | 1.00 | 0.42 | 1.68 | 2.73 | 1.18 | 23.93 | |||||||||||||
2019 | 1.15 | 4.81 | 1.71 | 5.40 | 2.60 | 2.18 | 0.36 | 0.88 | 1.60 | 1.61 | 0.85 | 1.20 | 24.35 | |||||||||||||
2020 | 3.22 | 2.97 | 1.67 | 1.66 | 3.49 | 3.35 | 0.24 | 0.18 | 1.23 | 2.65 | 1.84 | 2.04 | 24.54 | |||||||||||||
2021 | 0.72 | 4.33 | 1.07 | 0.93 | ----- | z | 1.05 | 0.21 | ----- | z | 0.99 | 2.08 | 2.20 | 4.02 | 17.60 | b | ||||||||||
2022 | 1.77 | a | 0.89 | 1.66 | 3.23 | 4.79 | 3.66 | 0.51 | 0.99 | 1.29 | 1.50 | 2.69 | 2.47 | 25.45 | ||||||||||||
2023 | 0.58 | 0.77 | 1.53 | 2.40 | 5.66 | 2.23 | 0.26 | 2.33 | 2.12 | 1.53 | 1.54 | 1.68 | 22.63 | |||||||||||||
2024 | 1.88 | 2.21 | 1.39 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 5.48 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.75 | 1.64 | 1.92 | 2.35 | 3.09 | 2.49 | 1.19 | 1.12 | 1.22 | 1.57 | 2.07 | 1.92 | 22.57 | |||||||||||||
S.D. | 0.88 | 1.06 | 0.98 | 1.03 | 1.54 | 0.96 | 1.09 | 0.92 | 0.95 | 0.91 | 0.85 | 1.08 | 3.55 | |||||||||||||
SKEW | 0.80 | 1.18 | 1.06 | 0.67 | 0.62 | 0.64 | 1.09 | 0.69 | 0.74 | 0.56 | 0.56 | 1.20 | -0.29 | |||||||||||||
MAX | 4.55 | 4.81 | 4.56 | 5.40 | 7.29 | 5.65 | 4.11 | 3.32 | 3.36 | 3.86 | 4.60 | 5.27 | 30.06 | |||||||||||||
MIN | 0.53 | 0.29 | 0.62 | 0.50 | 1.10 | 0.78 | 0.00 | 0.01 | 0.02 | 0.00 | 0.67 | 0.30 | 15.44 | |||||||||||||
YRS | 45 | 47 | 46 | 46 | 45 | 47 | 45 | 46 | 46 | 45 | 45 | 44 | 36 |