YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.59 | 0.16 | 0.69 | 0.95 | 2.29 | 2.51 | 8.19 | f | ||||||
1949 | 0.38 | 1.89 | 1.15 | 0.46 | 1.67 | 0.21 | 0.00 | 0.18 | 1.17 | 1.24 | 2.27 | 1.30 | 11.92 | |||||||||||||
1950 | 2.09 | 1.93 | 2.29 | 0.92 | 0.66 | 2.73 | 0.12 | 0.49 | 0.21 | 4.61 | 2.77 | 2.60 | 21.42 | |||||||||||||
1951 | 1.60 | 1.65 | 1.07 | 0.89 | 1.48 | 2.86 | 0.30 | 0.10 | 0.83 | 3.76 | 0.87 | 1.26 | 16.67 | |||||||||||||
1952 | 1.00 | 0.94 | 0.97 | 1.17 | 1.30 | 2.41 | 0.04 | 0.01 | 0.48 | 0.08 | 0.54 | 1.57 | 10.51 | |||||||||||||
1953 | 4.84 | 2.20 | 1.71 | 1.78 | 1.87 | 1.14 | 0.00 | 0.57 | 0.05 | 1.17 | 2.54 | 2.34 | 20.21 | |||||||||||||
1954 | 2.65 | 0.71 | 1.25 | 1.31 | 1.21 | 2.07 | 0.37 | 1.43 | 0.57 | 1.08 | 1.68 | 1.78 | 16.11 | |||||||||||||
1955 | 1.32 | 0.57 | a | 0.85 | a | 2.03 | 1.66 | a | 0.16 | 0.67 | a | 0.00 | 1.76 | 3.23 | 3.31 | e | 2.33 | S | 17.89 | |||||||
1956 | 3.59 | f | 1.45 | b | 1.12 | c | 0.21 | 2.37 | a | 1.01 | b | 0.67 | a | 1.68 | b | 0.03 | S | 3.05 | 0.96 | c | 1.85 | a | 14.40 | a | ||
1957 | 1.55 | a | 1.26 | b | 2.45 | d | 1.59 | a | 3.38 | b | 0.69 | 0.04 | 0.24 | 0.72 | 2.56 | b | 2.35 | 2.70 | a | 19.53 | ||||||
1958 | 2.44 | a | 1.77 | 1.63 | 3.57 | f | 2.22 | a | 1.25 | 0.02 | 0.00 | 0.74 | b | 0.49 | 2.39 | b | 3.30 | c | 16.25 | a | ||||||
1959 | 3.73 | c | 2.37 | 1.59 | b | 1.38 | 1.86 | a | 1.52 | a | 0.07 | 1.17 | 3.31 | a | 1.22 | 0.81 | b | 1.07 | c | 20.10 | ||||||
1960 | 1.28 | a | 1.37 | 2.42 | 1.49 | a | 2.24 | b | 0.92 | 0.00 | 1.25 | 0.90 | c | 1.65 | a | 2.19 | 0.84 | d | 16.55 | |||||||
1961 | 1.23 | b | 3.30 | c | 2.39 | c | 1.29 | S | 2.61 | 0.97 | b | 0.00 | 0.21 | 0.61 | 1.77 | b | 2.07 | b | 1.87 | 18.32 | ||||||
1962 | 0.72 | b | 0.79 | b | 2.64 | b | 1.43 | b | 3.57 | b | 0.42 | a | 0.01 | 0.52 | a | 1.93 | 3.32 | 2.02 | e | 2.55 | c | 19.92 | ||||
1963 | 0.19 | h | ----- | z | ----- | z | 0.14 | v | 0.86 | a | 0.24 | 0.78 | 0.20 | a | 0.73 | a | 0.66 | 3.20 | a | 1.97 | 8.64 | d | ||||
1964 | 1.01 | 0.26 | a | 0.84 | a | 1.21 | 0.49 | b | 1.41 | 1.98 | 0.48 | 0.86 | a | 0.82 | 3.05 | a | 4.61 | a | 17.02 | |||||||
1965 | 2.87 | b | 0.82 | 0.41 | a | 1.86 | 0.82 | 1.29 | a | 0.69 | 2.31 | a | 0.38 | 0.71 | 1.93 | a | 0.35 | 14.44 | ||||||||
1966 | 1.91 | a | 0.78 | 1.97 | 0.24 | 0.62 | 1.05 | 2.15 | 0.35 | 0.21 | 0.88 | 2.83 | 2.80 | 15.79 | ||||||||||||
1967 | 2.30 | 0.35 | 2.11 | 1.57 | 1.88 | 0.41 | 0.00 | 0.00 | 0.74 | 1.33 | 1.37 | 0.69 | 12.75 | |||||||||||||
1968 | 0.88 | 2.52 | 1.07 | 0.78 | 0.77 | 0.88 | 0.47 | 1.29 | 1.75 | 1.82 | 2.85 | 3.11 | 18.19 | |||||||||||||
1969 | 4.53 | 1.14 | 0.87 | 3.14 | 0.91 | 1.03 | 0.02 | 0.00 | 0.53 | 1.64 | 0.62 | 2.41 | 16.84 | |||||||||||||
1970 | 5.37 | 2.20 | 2.14 | 2.00 | 0.39 | 1.36 | 0.24 | 0.21 | 2.26 | 1.91 | 3.10 | 0.83 | 22.01 | |||||||||||||
1971 | 2.08 | 0.93 | 1.38 | 1.42 | 2.79 | 3.05 | 0.75 | 0.33 | 2.28 | 1.07 | 3.57 | a | 3.29 | a | 22.94 | |||||||||||
1972 | 1.16 | 1.39 | 3.00 | 1.39 | 2.02 | 0.76 | 0.50 | 0.57 | 0.90 | 0.59 | 0.87 | 1.79 | 14.94 | |||||||||||||
1973 | 0.93 | 1.18 | 1.68 | 0.60 | 1.19 | 0.51 | 0.04 | 0.18 | 1.75 | 1.03 | 5.62 | 5.06 | b | 19.77 | ||||||||||||
1974 | 2.15 | 1.75 | b | 2.75 | 3.14 | 0.80 | 0.65 | 0.97 | 0.00 | 0.01 | 0.36 | 2.33 | 2.89 | 17.80 | ||||||||||||
1975 | 4.70 | 1.50 | 1.48 | a | 1.51 | 0.84 | 0.69 | 0.29 | 1.45 | 0.00 | 2.12 | 2.11 | 3.43 | 20.12 | ||||||||||||
1976 | 1.50 | 2.32 | 1.38 | 2.21 | 1.20 | 0.99 | 0.51 | 1.80 | 0.13 | 1.01 | 1.52 | 0.95 | 15.52 | |||||||||||||
1977 | 0.89 | 0.41 | 1.45 | 0.38 | 1.57 | 0.49 | 0.36 | 3.23 | 1.53 | 0.66 | 2.10 | 4.07 | 17.14 | |||||||||||||
1978 | 2.47 | 1.73 | 1.16 | 3.88 | 1.09 | 0.69 | 0.84 | 2.14 | 1.21 | 0.11 | 1.80 | 3.00 | 20.12 | |||||||||||||
1979 | 1.65 | 2.11 | 2.16 | 2.00 | ----- | z | 0.39 | 0.10 | 1.39 | 0.31 | 2.58 | 2.21 | 1.57 | 16.47 | a | |||||||||||
1980 | 3.43 | 1.94 | 1.96 | 0.64 | 2.29 | 1.22 | 0.32 | 0.49 | 1.59 | 2.71 | 2.21 | 3.40 | 22.20 | |||||||||||||
1981 | 1.08 | 3.22 | 2.80 | 1.64 | 2.43 | 2.50 | 0.51 | 0.06 | 0.78 | 2.59 | 2.17 | 4.84 | 24.62 | |||||||||||||
1982 | 3.50 | 2.97 | 2.62 | 1.27 | 0.60 | 0.48 | 0.71 | 1.72 | 1.87 | 3.20 | 1.96 | 2.52 | 23.42 | |||||||||||||
1983 | 2.16 | 2.94 | 3.41 | a | 1.19 | 1.46 | 1.53 | 1.43 | 0.98 | 0.91 | 1.52 | 3.66 | 3.92 | 25.11 | ||||||||||||
1984 | 1.06 | 2.48 | 3.22 | 1.38 | 1.58 | 2.88 | 0.00 | 0.29 | 0.95 | 2.10 | 3.96 | 2.73 | 22.63 | |||||||||||||
1985 | 0.70 | 1.80 | 1.48 | 0.62 | 0.95 | 1.09 | 0.18 | 1.05 | 1.64 | 1.64 | 2.71 | 1.22 | 15.08 | |||||||||||||
1986 | 2.32 | 3.59 | 2.63 | 1.26 | 2.03 | 0.47 | 0.43 | 0.09 | 1.86 | 0.84 | 4.04 | 0.75 | 20.31 | |||||||||||||
1987 | 2.46 | a | 1.37 | 2.13 | 1.16 | 1.94 | 0.56 | 1.42 | 0.27 | 0.00 | 0.00 | 0.92 | b | 1.77 | 14.00 | |||||||||||
1988 | 4.03 | 1.06 | a | 2.53 | b | 2.76 | 1.95 | c | 1.10 | a | 0.10 | b | 0.00 | 0.50 | 0.14 | 3.78 | j | 1.39 | h | 14.17 | b | |||||
1989 | 3.50 | e | 1.68 | d | 3.68 | c | 1.49 | d | 2.75 | b | 0.32 | 0.07 | 1.15 | 0.27 | 1.02 | 1.78 | b | 1.49 | 19.20 | |||||||
1990 | 1.66 | 1.21 | 2.14 | 2.11 | 2.35 | 0.59 | 0.30 | 0.81 | 0.07 | 3.06 | 2.05 | 1.59 | 17.94 | |||||||||||||
1991 | 1.08 | 0.80 | 2.53 | 1.22 | 5.67 | 2.80 | 0.30 | 1.35 | 0.01 | 1.27 | a | 4.79 | 1.92 | 23.74 | ||||||||||||
1992 | 1.17 | d | 1.35 | c | 0.55 | 1.69 | 0.39 | 0.80 | 3.16 | 1.72 | 1.31 | 0.99 | 3.14 | a | 1.55 | d | 17.82 | |||||||||
1993 | 2.41 | e | 0.75 | a | 1.85 | b | 3.59 | 2.87 | 2.43 | 1.82 | a | 1.17 | 0.01 | 0.50 | 0.60 | b | 2.13 | e | 20.13 | |||||||
1994 | 2.27 | a | 1.72 | c | 0.82 | a | 1.14 | a | 1.84 | 0.74 | 0.45 | 0.00 | 0.32 | 2.20 | a | 4.68 | e | 2.17 | c | 18.35 | ||||||
1995 | 2.63 | c | 1.19 | c | 2.76 | c | 2.87 | 1.54 | 2.53 | 0.65 | 0.89 | 1.13 | 2.46 | 3.57 | 2.62 | a | 24.84 | |||||||||
1996 | 3.48 | e | 3.39 | a | 1.59 | 3.62 | 2.91 | 0.65 | 0.00 | 0.00 | 0.54 | 2.70 | 3.86 | e | 4.68 | b | 27.42 | |||||||||
1997 | 2.98 | a | 1.55 | 3.13 | b | 2.53 | 1.34 | 0.99 | 0.73 | 0.02 | 1.17 | 1.92 | 1.36 | 1.52 | f | 17.72 | a | |||||||||
1998 | 2.38 | b | 1.57 | c | 1.04 | 0.90 | 2.53 | 0.32 | 0.27 | 0.08 | 0.73 | 0.91 | 2.54 | 1.82 | 15.09 | |||||||||||
1999 | 1.63 | 2.00 | 1.45 | 1.08 | 1.74 | 0.45 | 0.01 | 0.67 | 0.00 | 1.37 | 1.66 | 1.88 | b | 13.94 | ||||||||||||
2000 | 2.45 | 3.23 | 2.80 | d | 0.96 | 2.93 | 1.73 | 0.09 | 0.00 | 1.50 | 1.70 | 1.08 | 1.56 | 20.03 | ||||||||||||
2001 | 1.51 | 0.96 | a | 1.08 | 2.12 | 1.46 | 1.07 | 0.11 | 0.01 | 0.41 | 2.23 | 1.99 | 1.08 | 14.03 | ||||||||||||
2002 | 1.45 | 1.17 | b | 1.54 | c | 0.78 | 1.26 | 1.14 | 0.36 | 0.00 | 0.39 | 0.39 | 1.31 | 2.46 | a | 12.25 | ||||||||||
2003 | 2.70 | 2.53 | 2.09 | 2.76 | 0.85 | 0.00 | 0.00 | 0.34 | 1.66 | 0.46 | 1.06 | 3.67 | a | 18.12 | ||||||||||||
2004 | 3.12 | 1.48 | 0.64 | 1.83 | 2.92 | 2.02 | 0.10 | 1.46 | 0.38 | 1.10 | 1.91 | 1.04 | 18.00 | |||||||||||||
2005 | 0.52 | a | 0.20 | 1.65 | 1.64 | 2.77 | 0.52 | 0.18 | 0.00 | 0.15 | 1.27 | 1.65 | 2.52 | 13.07 | ||||||||||||
2006 | 3.00 | 1.34 | 2.06 | 2.71 | 1.89 | 1.50 | 0.03 | 0.12 | 0.66 | 0.63 | 3.99 | 2.08 | 20.01 | |||||||||||||
2007 | 1.17 | j | 1.36 | 1.86 | 1.00 | 0.48 | 1.94 | 0.25 | 0.68 | 0.30 | 1.16 | 1.62 | 1.04 | a | 11.69 | a | ||||||||||
2008 | 1.61 | c | 0.66 | 1.32 | j | 0.49 | 1.06 | 1.11 | 0.10 | 0.47 | 0.40 | 0.57 | 2.27 | e | 4.03 | i | 8.74 | b | ||||||||
2009 | 2.91 | 1.19 | h | 3.35 | i | 1.85 | 1.59 | 1.50 | 0.01 | 1.19 | 0.01 | 2.63 | 1.71 | d | 3.20 | 16.60 | b | |||||||||
2010 | 1.85 | l | 0.79 | k | 1.04 | i | 2.20 | 2.54 | 2.68 | 0.26 | 0.02 | 1.22 | 0.37 | l | 2.84 | f | 2.83 | 11.75 | e | |||||||
2011 | 0.24 | l | 1.42 | j | 2.92 | f | 1.20 | g | 1.00 | d | 1.31 | h | 0.34 | b | 0.07 | 0.06 | 1.14 | d | 0.72 | g | 1.17 | g | 2.61 | g | ||
2012 | 0.12 | n | 0.22 | m | 3.52 | f | 3.65 | b | 0.35 | e | 1.40 | j | 1.08 | 0.01 | d | 0.00 | 0.99 | h | 1.05 | j | 2.18 | c | 7.27 | f | ||
2013 | 1.77 | 0.82 | 1.10 | 2.25 | 1.21 | 2.01 | 0.08 | 0.17 | 2.06 | 0.28 | 1.90 | 1.30 | 14.95 | |||||||||||||
2014 | 1.29 | 2.00 | a | 3.41 | i | 2.51 | h | 0.63 | g | 1.00 | d | 0.10 | f | 0.51 | f | 0.05 | i | 0.85 | h | 2.38 | g | 4.74 | f | 4.29 | i | |
2015 | 2.07 | j | 1.45 | j | 1.77 | f | 1.25 | c | 2.66 | i | 0.10 | d | 0.06 | c | 0.15 | 1.20 | g | 0.50 | h | 3.32 | l | 3.69 | g | 1.56 | h | |
2016 | 1.81 | k | 1.61 | i | 3.75 | h | 1.03 | j | 2.01 | c | 1.06 | 1.28 | d | 0.24 | f | 0.94 | j | 5.89 | e | 1.55 | g | 2.71 | g | 10.24 | h | |
2017 | 1.89 | l | 3.93 | g | 3.86 | f | 3.16 | b | 1.46 | d | 1.18 | c | 0.00 | 0.00 | c | 1.15 | 1.97 | g | 3.16 | j | 4.29 | f | 6.95 | f | ||
2018 | 2.90 | k | 2.17 | i | 2.60 | i | 3.25 | b | 0.93 | g | 0.66 | a | 0.00 | 0.15 | 0.00 | b | 2.31 | f | 1.84 | g | 2.34 | e | 6.40 | f | ||
2019 | 3.23 | e | 4.95 | g | 1.60 | k | 3.64 | a | 3.15 | a | 0.72 | 0.00 | a | 0.34 | 1.59 | b | 1.37 | b | 0.87 | g | 1.17 | h | 14.04 | d | ||
2020 | 2.89 | c | 4.30 | a | 0.92 | 0.70 | 4.21 | 2.37 | 0.07 | a | 0.04 | a | 0.78 | d | 1.87 | c | 2.82 | j | 2.47 | i | 18.15 | b | ||||
2021 | 1.82 | j | 2.05 | f | 0.92 | f | 0.33 | e | 0.36 | c | 0.58 | 0.00 | c | 0.44 | c | 0.82 | d | 1.32 | c | 3.23 | i | 2.51 | m | 3.85 | e | |
2022 | 2.20 | h | 0.55 | i | 2.58 | h | 2.66 | g | 5.26 | d | 3.65 | 0.31 | f | 0.78 | a | 0.15 | b | 2.00 | h | 3.62 | l | 4.01 | j | 9.84 | h | |
2023 | 1.12 | k | 1.33 | e | 2.01 | i | 2.66 | a | 0.24 | c | 0.33 | b | 0.02 | a | 0.44 | 0.73 | g | 2.31 | b | 2.53 | i | 2.92 | g | 7.33 | e | |
2024 | 2.68 | f | 1.72 | h | 0.81 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 2.19 | 1.64 | 1.82 | 1.69 | 1.78 | 1.20 | 0.43 | 0.59 | 0.82 | 1.58 | 2.29 | 2.27 | 18.32 | |||||||||||||
S.D. | 1.13 | 0.88 | 0.78 | 0.94 | 1.08 | 0.84 | 0.60 | 0.68 | 0.71 | 1.11 | 1.09 | 1.07 | 3.72 | |||||||||||||
SKEW | 0.73 | 0.80 | 0.30 | 0.64 | 1.21 | 0.95 | 2.24 | 1.43 | 0.95 | 1.28 | 0.73 | 0.65 | 0.18 | |||||||||||||
MAX | 5.37 | 4.30 | 3.68 | 3.88 | 5.67 | 3.65 | 3.16 | 3.23 | 3.31 | 5.89 | 5.62 | 5.06 | 27.42 | |||||||||||||
MIN | 0.38 | 0.20 | 0.41 | 0.21 | 0.24 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.54 | 0.35 | 10.51 | |||||||||||||
YRS | 62 | 63 | 60 | 69 | 71 | 73 | 74 | 74 | 72 | 69 | 62 | 63 | 53 |