ELKTON 3 SW, :

Monthly Precipitation - Daily Extreme (inches)

(352633)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 200805
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.
YEAR(S) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1936 9999.00 z 9999.00 z 9999.00 z 0.43 0.63 a 0.31 0.16 0.00 0.39 0.05 0.31 1.10 1.10
1937 1.60 3.50 0.56 2.00 0.54 a 1.64 c 0.00 0.20 0.85 0.76 1.44 1.47 3.50
1938 1.38 a 1.90 a 1.88 0.72 0.41 0.16 0.18 0.10 0.45 0.68 1.23 1.42 1.90
1939 0.97 a 0.93 1.03 a 0.24 0.41 1.02 0.56 0.27 0.14 0.80 0.12 1.81 1.81
1940 1.29 1.70 1.24 0.39 1.01 0.12 0.04 0.02 1.43 2.52 1.19 2.35 2.52
1941 1.27 b 0.55 0.36 0.88 a 0.60 0.65 0.24 0.19 1.15 0.51 3.10 4.00 4.00
1942 1.24 0.93 0.41 0.56 0.67 1.12 0.06 0.00 0.08 1.23 1.89 2.86 2.86
1943 2.26 1.01 1.21 0.59 0.62 0.75 0.11 0.75 0.02 2.16 1.54 1.00 2.26
1944 1.01 0.88 1.27 1.03 0.35 0.30 0.00 0.00 0.60 1.07 1.31 0.85 a 1.31
1945 0.99 1.37 1.72 0.76 0.54 0.03 0.05 0.51 0.45 0.53 2.23 4.27 4.27
1946 1.49 a 1.47 9999.00 z 0.35 f 0.44 9999.00 z 9999.00 z 9999.00 z 0.90 n 1.42 2.82 1.40 2.82
1947 0.80 1.11 1.37 0.65 0.39 0.62 1.30 9999.00 z 0.53 2.34 1.12 0.88 2.34
1948 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.87 0.34 1.04 0.41 1.17 1.53 1.53
1949 0.91 2.06 0.62 0.28 2.07 0.15 0.07 0.05 0.82 0.80 1.98 0.79 2.07
1950 1.90 0.86 1.32 0.42 0.50 0.47 0.08 0.42 0.41 2.69 2.17 1.01 2.69
1951 2.29 1.35 1.07 0.55 0.48 0.02 0.03 0.08 0.75 2.36 1.80 1.75 2.36
1952 1.36 1.03 0.78 0.71 0.15 0.96 0.00 0.05 0.30 0.18 0.76 1.97 1.97
1953 3.02 1.36 0.91 0.88 1.00 0.27 0.00 0.41 0.56 1.00 3.63 2.65 3.63
1954 2.82 2.17 1.13 0.80 0.58 0.25 0.04 0.37 0.36 0.95 0.89 2.45 2.82
1955 1.00 9999.00 z 1.23 z 1.25 e 0.17 0.12 0.13 0.00 0.54 3.10 2.49 4.53 4.53
1956 2.30 2.85 1.23 0.44 0.59 0.29 0.00 0.10 0.20 2.68 0.85 1.78 2.85
1957 1.08 2.25 1.24 1.30 0.68 0.57 0.20 0.15 1.30 0.81 0.93 2.40 2.40
1958 1.67 3.50 1.00 1.14 0.32 1.32 0.21 9999.00 z 0.22 1.19 2.61 1.44 3.50
1959 2.71 3.61 0.72 0.43 0.41 0.20 0.07 0.02 0.56 0.88 0.61 2.00 3.61
1960 0.99 2.51 1.82 0.63 0.85 0.00 0.00 0.37 0.17 0.65 3.52 1.65 3.52
1961 1.55 3.97 1.55 0.69 0.67 0.26 0.13 0.10 0.40 1.77 3.67 1.21 3.97
1962 0.57 1.16 1.75 1.62 0.37 0.24 0.00 0.18 0.78 1.24 2.06 2.09 2.09
1963 1.48 1.82 1.85 1.03 1.15 0.65 0.14 0.00 0.96 0.94 2.23 0.94 2.23
1964 3.34 1.01 1.88 0.53 0.43 0.50 0.08 0.19 0.24 0.57 1.82 3.65 3.65
1965 1.50 0.94 0.68 1.35 0.43 0.35 0.06 0.20 0.00 0.53 0.88 3.35 3.35
1966 2.78 0.41 2.19 0.48 0.23 0.30 0.62 0.03 0.66 0.98 1.87 2.21 2.78
1967 2.06 0.83 0.81 0.86 0.42 0.48 0.00 0.00 0.38 1.22 1.66 1.58 2.06
1968 1.59 1.37 1.08 0.45 0.71 0.19 0.04 1.56 A 0.79 1.65 1.52 2.23 2.23
1969 1.80 1.08 1.01 0.52 0.85 0.42 0.00 0.00 0.68 1.35 1.46 2.68 2.68
1970 2.10 1.48 0.59 1.01 A 0.39 0.15 0.00 0.00 0.50 0.92 1.20 1.31 2.10
1971 2.00 0.81 1.08 1.31 0.81 0.94 0.00 0.35 1.22 0.97 2.84 1.34 2.84
1972 2.24 0.91 2.02 1.32 0.57 0.49 0.00 0.64 0.73 0.50 h 0.94 1.45 2.24
1973 1.20 1.10 0.90 0.50 0.23 0.29 0.00 0.16 0.23 l 0.68 2.00 A 1.93 A 1.20
1974 3.61 1.78 1.63 0.63 0.30 A 0.40 0.57 0.13 0.01 0.70 A 1.13 2.07 3.61
1975 1.68 1.65 1.55 1.76 A 1.35 A 0.09 A 0.00 b 0.72 A 0.02 1.37 j 4.03 A 3.20 3.20
1976 2.51 A 1.63 A 1.95 0.49 0.41 0.20 0.05 0.66 0.54 1.51 A 1.00 A 0.67 1.95
1977 0.39 1.88 A 1.13 0.60 0.75 0.22 0.01 1.28 0.60 0.52 f 3.87 A 2.17 2.17
1978 2.70 1.48 a 0.58 1.03 0.54 0.40 d 0.31 1.19 1.09 A 0.00 0.01 o 1.28 A 2.70
1979 1.46 A 1.76 A 1.16 A 0.80 A 2.43 A 0.56 0.27 0.54 1.05 2.09 2.26 A 2.73 A 2.09
1980 4.30 A 1.50 A 2.90 A 1.65 A 0.28 0.50 0.06 0.00 0.18 0.79 A 1.18 4.61 4.61
1981 0.69 2.29 A 0.86 0.76 A 0.97 A 1.36 0.04 0.02 2.11 A 1.92 A 2.71 A 6.36 A 1.36
1982 4.73 i 4.49 a 1.34 2.07 0.02 0.41 0.12 0.30 1.32 A 0.75 a 1.64 2.35 b 4.73
1983 1.16 A 1.80 c 2.29 A 0.83 A 2.18 A 0.40 0.78 1.03 0.34 0.74 A 2.85 A 1.57 d 1.80
1984 0.53 3.29 1.05 1.65 0.82 0.48 0.28 0.02 0.27 0.66 3.46 c 1.22 3.46
1985 0.27 1.91 1.80 0.52 0.35 1.32 0.52 0.12 0.44 1.02 0.90 1.35 1.91
1986 1.13 1.85 1.16 0.57 0.77 0.26 0.29 0.00 0.99 0.53 2.66 0.58 2.66
1987 1.88 1.33 0.97 0.34 0.40 0.07 b 0.55 0.06 0.07 0.15 0.72 3.01 3.01
1988 2.46 0.40 0.98 1.04 A 0.52 0.60 0.02 0.03 0.42 0.16 1.92 1.42 2.46
1989 1.57 A 1.13 A 1.13 0.56 0.74 0.39 d 0.22 0.52 0.27 1.31 A 3.58 A 0.47 1.13
1990 2.45 1.44 1.00 0.40 0.67 0.36 0.19 0.36 0.00 1.77 1.21 0.86 2.45
1991 1.21 1.08 1.33 1.15 b 0.69 0.54 0.34 0.14 0.00 1.03 1.41 2.18 2.18
1992 0.91 0.97 0.46 1.51 A 0.00 0.83 A 0.24 0.02 0.50 1.17 1.25 A 1.76 1.76
1993 2.01 1.07 1.15 1.20 1.05 0.39 0.95 0.21 0.00 0.86 0.76 a 2.01 2.01
1994 0.83 1.04 0.78 0.67 c 0.64 0.47 0.00 0.00 0.63 A 1.28 2.14 1.13 2.14
1995 3.16 1.52 1.13 A 2.14 A 1.05 0.67 0.17 A 0.10 0.58 1.05 3.04 2.13 3.16
1996 2.20 A 1.90 0.90 0.68 1.44 0.08 0.26 0.00 0.90 1.17 5.35 1.79 5.35
1997 2.25 b 1.11 a 1.63 b 1.24 A 0.65 0.28 0.03 0.80 a 0.75 1.18 1.02 1.15 f 2.25
1998 1.35 2.34 1.09 0.53 1.33 0.18 0.01 0.00 0.43 0.39 4.88 4.33 4.88
1999 1.55 2.17 A 0.90 0.54 0.63 0.12 0.24 0.60 0.00 1.69 1.40 1.01 1.69
2000 1.10 1.74 0.59 1.57 0.81 0.44 0.24 0.00 0.64 1.13 1.47 1.24 1.74
2001 0.68 0.28 0.43 9999.00 z 1.14 0.92 c 0.34 0.25 0.39 0.96 g 1.53 0.51 1.53
2002 0.48 c 0.53 0.89 0.95 0.40 0.22 0.00 0.08 0.16 0.32 9999.00 z 2.05 2.05
2003 1.30 0.90 0.79 0.84 a 0.55 0.00 b 0.00 0.00 0.60 0.30 1.44 a 6.88 a 6.88
2004 1.40 c 0.97 0.70 1.39 0.80 0.71 0.00 0.30 0.56 0.85 0.54 1.80 1.80
2005 0.75 0.42 1.70 0.75 1.11 0.66 0.06 0.05 0.46 0.78 1.79 3.10 3.10
2006 3.74 1.13 0.73 2.06 A 0.74 A 0.45 0.04 0.00 0.23 0.62 1.93 4.70 A 3.74
2007 3.03 1.45 0.72 0.57 0.80 0.41 0.49 0.84 1.03 2.05 1.86 3.03 3.03
2008 1.66 1.27 1.09 0.67 0.17 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.66
Period of Record Statistics
MEAN 1.70 1.56 1.15 0.90 0.66 0.46 0.19 0.26 0.55 1.10 1.87 2.13 2.82
S.D. 0.86 0.86 0.48 0.48 0.41 0.35 0.26 0.34 0.41 0.68 1.05 1.28 1.06
SKEW 0.78 1.36 0.91 0.97 1.78 1.30 2.14 1.79 1.04 0.91 1.08 1.56 1.46
MAX 4.30 4.49 2.90 2.14 2.43 1.64 1.30 1.56 2.11 3.10 5.35 6.88 6.88
MIN 0.27 0.28 0.36 0.24 0.00 0.00 0.00 0.00 0.00 0.00 0.12 0.47 1.31
NO YRS 70 70 68 69 71 70 71 69 70 67 69 71 52