YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.04 | 2.44 | 3.34 | r | 2.26 | 0.82 | 1.10 | ----- | z | 6.66 | g | |||||
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 | 0.54 | n | 0.06 | 0.93 | 0.99 | j | ||
1949 | 1.19 | 0.20 | 0.19 | 0.38 | 0.00 | 0.02 | 1.42 | 1.92 | 0.81 | 0.52 | 0.17 | 0.84 | 7.66 | |||||||||||||
1950 | 0.30 | 1.48 | 0.26 | 0.00 | 0.01 | 1.24 | 3.72 | 0.86 | 1.15 | 0.00 | 0.00 | 0.27 | 9.29 | |||||||||||||
1951 | 1.12 | 0.13 | 0.12 | 1.66 | 0.01 | 0.00 | 1.49 | 2.66 | 0.34 | 1.91 | 1.27 | 0.99 | 11.70 | |||||||||||||
1952 | 0.24 | 0.08 | 2.26 | 1.51 | 0.02 | 0.30 | 3.25 | 1.56 | 0.80 | 0.00 | 1.90 | 0.73 | 12.65 | |||||||||||||
1953 | 0.06 | 0.96 | 0.60 | 0.06 | 0.00 | 0.03 | 2.87 | 0.46 | 0.00 | 0.00 | 0.18 | 0.12 | 5.34 | |||||||||||||
1954 | 0.78 | 0.75 | 1.01 | 0.00 | 0.47 | 1.46 | 2.03 | 2.00 | 3.05 | 0.02 | 0.00 | 0.06 | 11.63 | |||||||||||||
1955 | 1.89 | 0.19 | 0.03 | 0.00 | 0.03 | 0.03 | 5.10 | 7.93 | 0.05 | 0.32 | 0.00 | 0.33 | 15.90 | |||||||||||||
1956 | 1.08 | 0.54 | 0.00 | 0.31 | 0.00 | 0.36 | 2.77 | 1.12 | 0.37 | 0.27 | 0.00 | 0.22 | 7.04 | |||||||||||||
1957 | 2.37 | 0.36 | 0.93 | 0.16 | 0.33 | 0.17 | 1.25 | 3.92 | 0.00 | 2.62 | 0.56 | 0.89 | 13.56 | |||||||||||||
1958 | 0.00 | 1.15 | 1.82 | 0.48 | 0.02 | 0.51 | 5.20 | 0.91 | 0.21 | 1.21 | 1.09 | 0.00 | 12.60 | |||||||||||||
1959 | 0.03 | 0.28 | 0.00 | 0.01 | 0.00 | 0.00 | 3.92 | 2.79 | 0.00 | 0.70 | 0.29 | 1.97 | 9.99 | |||||||||||||
1960 | 2.01 | 0.42 | 0.25 | 0.00 | 0.08 | 0.25 | 0.73 | 2.09 | 1.20 | 0.71 | 0.07 | 0.93 | 8.74 | |||||||||||||
1961 | 0.95 | 0.01 | 0.41 | 0.00 | 0.00 | 0.26 | 1.81 | 4.28 | 0.51 | 0.65 | 0.44 | 1.57 | 10.89 | |||||||||||||
1962 | 1.39 | 0.33 | 0.25 | 0.00 | 0.00 | 0.25 | 1.38 | 0.48 | 2.86 | 0.22 | 0.49 | 0.93 | 8.58 | |||||||||||||
1963 | 0.59 | 0.81 | 0.34 | 0.32 | 0.00 | 0.00 | 1.66 | 2.86 | 1.45 | 0.60 | 1.26 | 0.08 | 9.97 | |||||||||||||
1964 | 0.14 | 0.13 | 0.81 | 0.67 | 0.00 | 0.01 | 4.82 | 3.90 | 5.11 | 0.91 | 0.68 | 0.81 | 17.99 | |||||||||||||
1965 | 0.45 | 0.64 | 0.27 | 0.23 | 0.00 | 0.01 | 2.13 | 1.12 | 0.82 | 0.07 | 0.77 | 5.02 | 11.53 | |||||||||||||
1966 | 1.74 | 2.25 | 0.19 | 0.12 | 0.11 | 0.02 | 2.57 | 3.31 | 3.53 | 0.32 | 0.06 | 0.19 | 14.41 | |||||||||||||
1967 | 0.04 | 0.13 | 0.41 | 0.29 | 0.62 | 0.42 | 2.72 | 2.00 | 1.35 | 1.03 | 0.48 | 3.44 | 12.93 | |||||||||||||
1968 | 0.18 | 0.99 | 1.79 | 0.62 | 0.00 | 0.00 | 1.97 | 1.12 | 0.00 | 0.09 | 1.86 | 0.32 | 8.94 | |||||||||||||
1969 | 0.74 | 0.50 | 0.34 | 0.60 | 0.46 | 0.00 | 1.51 | 2.57 | 1.31 | 0.03 | 1.06 | 0.82 | 9.94 | |||||||||||||
1970 | 0.00 | 0.34 | 1.13 | 0.45 | 0.03 | 0.33 | 2.53 | 1.43 | 3.58 | 1.73 | 0.00 | 0.43 | 11.98 | |||||||||||||
1971 | 0.04 | 0.50 | 0.00 | 0.56 | 0.01 | 0.00 | 2.18 | 3.29 | 1.75 | 1.18 | 0.69 | 1.97 | 12.17 | |||||||||||||
1972 | 0.00 | 0.00 | 0.01 | 0.00 | 0.24 | 0.68 | 3.49 | 2.93 | 1.09 | 4.51 | 1.30 | 0.61 | 14.86 | |||||||||||||
1973 | 0.06 | 1.60 | 2.20 | 0.02 | 0.09 | 0.50 | 1.74 | 0.54 | 0.00 | 0.00 | 0.47 | 0.00 | 7.22 | |||||||||||||
1974 | 0.93 | 0.00 | 0.55 | 0.00 | 0.00 | 0.01 | 4.44 | 1.04 | 1.69 | 2.12 | 0.81 | 0.33 | 11.92 | |||||||||||||
1975 | 0.36 | 0.13 | 0.95 | 0.27 | 0.11 | 0.00 | 2.38 | 0.32 | 1.26 | 0.00 | 0.34 | 0.52 | 6.64 | |||||||||||||
1976 | 0.06 | 0.53 | 0.38 | 0.57 | 0.23 | 0.10 | 1.18 | 0.23 | 1.68 | 0.37 | 0.48 | 0.47 | 6.28 | |||||||||||||
1977 | 1.83 | 0.04 | 0.74 | 0.43 | 0.08 | 0.06 | 0.76 | 0.80 | 1.41 | 2.36 | 0.33 | 1.33 | 10.17 | |||||||||||||
1978 | 2.05 | 1.75 | 0.89 | 0.01 | 0.61 | 0.22 | 0.78 | 1.59 | 1.66 | 1.86 | 1.58 | 2.73 | 15.73 | |||||||||||||
1979 | 2.94 | 0.42 | 0.64 | 0.04 | 0.67 | 0.53 | 2.04 | 2.60 | 0.02 | 0.33 | 0.01 | 0.15 | 10.39 | |||||||||||||
1980 | 0.73 | 2.90 | 1.22 | 0.08 | 0.00 | 0.23 | 1.78 | 1.95 | 2.93 | 0.22 | 0.00 | 0.19 | 12.23 | |||||||||||||
1981 | 1.29 | 0.71 | 1.98 | 0.56 | 0.26 | 0.16 | 6.17 | 0.80 | 1.10 | 0.06 | 0.61 | 0.00 | 13.70 | |||||||||||||
1982 | 1.56 | 0.06 | 1.26 | 0.05 | 0.51 | 0.13 | 2.13 | 2.51 | 2.69 | 0.00 | 1.30 | 1.59 | 13.79 | |||||||||||||
1983 | 1.70 | 0.94 | 1.28 | 0.14 | 0.00 | 0.00 | 1.98 | 4.24 | 4.28 | 4.98 | 1.71 | 0.61 | 21.86 | |||||||||||||
1984 | 0.62 | 0.00 | 0.00 | 0.36 | 0.06 | 1.05 | 2.92 | 4.19 | 1.81 | 0.77 | 0.45 | 3.30 | 15.53 | |||||||||||||
1985 | 1.71 | 1.08 | 0.20 | 0.45 | 0.00 | 0.07 | 3.14 | 1.97 | 1.13 | 2.03 | 0.95 | 0.15 | 12.88 | |||||||||||||
1986 | 0.98 | 1.13 | 1.30 | 0.00 | 0.44 | 0.06 | 1.82 | 3.56 | 0.31 | 0.50 | 0.42 | 1.28 | 11.80 | |||||||||||||
1987 | 0.59 | 1.64 | 0.83 | 0.80 | 0.74 | 0.16 | 0.37 | 2.79 | 2.30 | 0.34 | 0.44 | 1.50 | 12.50 | |||||||||||||
1988 | 0.41 | 0.53 | 0.35 | 1.15 | 0.02 | 0.15 | 1.69 | 3.64 | 0.80 | 2.09 | 0.75 | 0.05 | 11.63 | |||||||||||||
1989 | 0.96 | 0.23 | 0.62 | 0.00 | 0.13 | 0.06 | 1.42 | 0.90 | 0.02 | 1.84 | 0.12 | 0.18 | 6.48 | |||||||||||||
1990 | 0.96 | 0.71 | 0.38 | 0.10 | 0.03 | 0.64 | 5.45 | 2.70 | 1.63 | 0.58 | 0.23 | 1.54 | 14.95 | |||||||||||||
1991 | 1.15 | 0.91 | 1.40 | 0.00 | 0.00 | 0.20 | 0.44 | 2.17 | 1.54 | 0.73 | 0.80 | 1.44 | 10.78 | |||||||||||||
1992 | 1.21 | 1.80 | 2.12 | 0.19 | 1.11 | 0.07 | 0.93 | 4.55 | 0.94 | 0.03 | 0.00 | 3.47 | 16.42 | |||||||||||||
1993 | 4.81 | 1.50 | 0.49 | 0.00 | 0.59 | 0.02 | 0.26 | 4.93 | 0.46 | 0.81 | 0.98 | 0.14 | 14.99 | |||||||||||||
1994 | 0.02 | 1.03 | 1.14 | 0.04 | 0.52 | 0.26 | 0.41 | 0.45 | 1.46 | 0.76 | 1.83 | 3.71 | 11.63 | |||||||||||||
1995 | 1.41 | 1.32 | 0.54 | 0.28 | 0.15 | 0.00 | 0.04 | 3.71 | 2.29 | 0.36 | 0.86 | 0.22 | 11.18 | |||||||||||||
1996 | 0.01 | 0.81 | 0.32 | 0.00 | 0.00 | 0.00 | 1.88 | 1.87 | 3.68 | 1.74 | 0.19 | 0.00 | 10.50 | |||||||||||||
1997 | 0.93 | 0.67 | 0.02 | 0.47 | 0.44 | 0.02 | 0.51 | 2.32 | 1.43 | 0.38 | 0.49 | 2.88 | 10.56 | |||||||||||||
1998 | 0.17 | 3.20 | 1.64 | 0.39 | 0.00 | 0.00 | 4.06 | 1.70 | 1.10 | 0.24 | 0.67 | 0.45 | 13.62 | |||||||||||||
1999 | 0.01 | 0.00 | 0.00 | 1.34 | 0.00 | 0.16 | 4.15 | 3.05 | 0.97 | 0.00 | 0.00 | 0.00 | 9.68 | |||||||||||||
2000 | 0.10 | 0.19 | 0.93 | 0.00 | 0.00 | 1.56 | 1.59 | 1.70 | 0.02 | 4.98 | 1.36 | 0.00 | 12.43 | |||||||||||||
2001 | 1.24 | 0.46 | 0.88 | 0.84 | 0.24 | 0.54 | 1.09 | 0.85 | 0.33 | 0.69 | 0.05 | 0.60 | 7.81 | |||||||||||||
2002 | 0.34 | 0.27 | 0.07 | 0.00 | 0.00 | 0.00 | 2.47 | 1.63 | 1.68 | 0.50 | 0.23 | 0.64 | 7.83 | |||||||||||||
2003 | 0.08 | 1.02 | 0.51 | 0.04 | 0.13 | 0.00 | 2.50 | 2.04 | 2.16 | 0.38 | 1.03 | 0.16 | 10.05 | |||||||||||||
2004 | 0.79 | 0.45 | 1.12 | 1.05 | 0.00 | 0.00 | 0.86 | 0.95 | 0.61 | 0.62 | 0.44 | 0.71 | 7.60 | |||||||||||||
2005 | 1.35 | 1.27 | 0.37 | 0.33 | 0.63 | 0.01 | 0.72 | 4.52 | 0.05 | 0.31 | 0.00 | 0.01 | 9.57 | |||||||||||||
2006 | 0.00 | 0.00 | 0.41 | 0.00 | 0.00 | 0.50 | 5.40 | 3.01 | 1.60 | 0.27 | 0.00 | 0.62 | 11.81 | |||||||||||||
2007 | 0.71 | 0.04 | 0.59 | 0.15 | 0.14 | 0.00 | 5.22 | 0.90 | 0.45 | 0.02 | 0.80 | 0.76 | 9.78 | |||||||||||||
2008 | 0.17 | 1.22 | 0.37 | 0.05 | 0.02 | 0.16 | 3.42 | 1.70 | 0.24 | 0.00 | 0.27 | 1.00 | 8.62 | |||||||||||||
2009 | 0.63 | 0.56 | 0.18 | 0.29 | 0.67 | 0.01 | 1.78 | 0.33 | 0.74 | 0.05 | 0.13 | 0.30 | 5.67 | |||||||||||||
2010 | 2.10 | 1.89 | 0.52 | 0.23 | 0.02 | 0.00 | 2.71 | 2.04 | 0.70 | 0.46 | 0.00 | 0.46 | 11.13 | |||||||||||||
2011 | 0.00 | 0.25 | 0.02 | 0.28 | 0.00 | 0.03 | 1.64 | 1.35 | 5.60 | 0.06 | 0.97 | 2.03 | 12.23 | |||||||||||||
2012 | 0.14 | 0.08 | 0.34 | 0.12 | 0.00 | 0.34 | 4.13 | 1.17 | 0.38 | 0.00 | 0.03 | 1.18 | 7.91 | |||||||||||||
2013 | 0.81 | 0.79 | 0.01 | 0.12 | 0.01 | 0.03 | 2.60 | 0.48 | 0.63 | 0.00 | 2.22 | 0.83 | 8.53 | |||||||||||||
2014 | 0.00 | 0.01 | 0.58 | 0.02 | 0.00 | 0.00 | 1.43 | 1.89 | 2.76 | 1.33 | 0.00 | 2.17 | 10.19 | |||||||||||||
2015 | 2.54 | 0.41 | 0.50 | 0.16 | 0.09 | 0.56 | 2.08 | 1.80 | 2.40 | 2.25 | 0.16 | 0.47 | 13.42 | |||||||||||||
2016 | 1.53 | 0.18 | 0.11 | 0.71 | 0.00 | 1.59 | 3.32 | 1.09 | 1.60 | 0.10 | 0.50 | 1.08 | 11.81 | |||||||||||||
2017 | 1.18 | 0.20 | 0.21 | 0.00 | 0.02 | 0.00 | 6.80 | 1.74 | 0.03 | 0.00 | 0.09 | 0.50 | 10.77 | |||||||||||||
2018 | 0.02 | 1.96 | 0.00 | 0.00 | 0.00 | 0.91 | 2.26 | 2.71 | 1.14 | 2.87 | 0.07 | 1.50 | 13.44 | |||||||||||||
2019 | 1.09 | 2.03 | 0.62 | 0.07 | 1.22 | 0.00 | 1.07 | 1.57 | 2.42 | 0.01 | 2.32 | 1.20 | 13.62 | |||||||||||||
2020 | 0.65 | 0.67 | 0.70 | 0.07 | 0.01 | 0.05 | 0.46 | 1.16 | 0.00 | 0.00 | 0.15 | 0.25 | 4.17 | |||||||||||||
2021 | 0.73 | 0.00 | 0.31 | 0.00 | 0.00 | 0.17 | 8.06 | 3.85 | 0.71 | 0.01 | 0.01 | 1.34 | 15.19 | |||||||||||||
2022 | 0.28 | 0.20 | 0.19 | 0.00 | 0.00 | 0.23 | 1.08 | 2.82 | 0.81 | 0.53 | 0.00 | 1.27 | 7.41 | |||||||||||||
2023 | 1.76 | 0.59 | 0.66 | 0.00 | 0.53 | 0.00 | 2.00 | 2.39 | 0.34 | 0.19 | 0.28 | 1.47 | 10.21 | |||||||||||||
2024 | 1.77 | 1.39 | 1.25 | 0.88 | 0.00 | t | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 5.29 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.88 | 0.72 | 0.64 | 0.28 | 0.17 | 0.24 | 2.43 | 2.16 | 1.34 | 0.81 | 0.57 | 0.96 | 11.15 | |||||||||||||
S.D. | 0.86 | 0.70 | 0.57 | 0.37 | 0.27 | 0.37 | 1.63 | 1.36 | 1.21 | 1.10 | 0.59 | 1.01 | 3.11 | |||||||||||||
SKEW | 1.59 | 1.33 | 1.14 | 1.78 | 1.83 | 2.25 | 1.14 | 1.21 | 1.31 | 2.17 | 1.14 | 1.75 | 0.40 | |||||||||||||
MAX | 4.81 | 3.20 | 2.26 | 1.66 | 1.22 | 1.59 | 8.06 | 7.93 | 5.60 | 4.98 | 2.32 | 5.02 | 21.86 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.23 | 0.00 | 0.00 | 0.00 | 0.00 | 4.17 | |||||||||||||
YRS | 76 | 76 | 76 | 76 | 75 | 76 | 76 | 75 | 76 | 76 | 77 | 76 | 75 |