DORENA DAM, OREGON

Monthly Total Precipitation (inches)

(352374)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.79 0.69 3.16 1.81 6.69 9.10 22.24
1949 2.21 8.07 4.91 1.59 3.53 0.99 a 0.00 0.08 1.76 2.52 5.05 5.82 36.53
1950 13.64 3.92 6.36 2.40 1.99 1.09 a 0.22 0.58 1.10 14.71 7.66 5.43 59.10
1951 9.03 6.04 5.03 1.29 a 2.24 0.00 0.04 0.35 0.65 9.76 7.33 9.53 51.29
1952 4.85 4.47 5.95 1.42 1.41 5.60 0.00 0.04 1.71 0.63 1.24 9.10 36.42
1953 10.93 7.41 5.54 3.38 a 6.36 a 1.95 0.02 1.61 0.80 4.27 9.50 9.06 60.83
1954 10.78 3.01 a 3.02 3.40 1.04 3.56 0.25 1.79 1.09 a 3.16 3.27 5.41 39.78
1955 4.45 2.78 6.39 7.18 2.26 1.51 1.08 0.00 1.59 4.89 7.88 16.63 56.64
1956 9.76 6.74 4.77 1.82 4.94 2.98 0.00 0.70 0.41 9.39 1.87 5.62 49.00
1957 3.47 6.81 9.83 2.40 4.12 0.72 0.27 0.38 a 1.00 3.15 2.51 10.63 45.29
1958 7.26 8.83 3.10 3.53 1.82 4.16 0.34 0.21 1.33 1.99 8.52 4.03 45.12
1959 9.19 5.55 4.76 1.32 3.89 1.20 0.32 0.00 2.05 3.14 1.70 4.32 37.44
1960 5.50 5.74 9.47 4.76 6.08 0.35 0.00 0.88 0.72 3.47 a 11.01 3.31 51.29
1961 3.19 13.04 8.02 2.52 3.54 1.11 0.43 0.15 2.56 4.09 10.31 6.44 55.40
1962 2.46 2.70 7.28 3.28 3.84 1.04 0.01 1.22 1.10 5.65 6.90 4.84 40.32
1963 1.55 5.57 6.23 7.84 5.03 3.77 0.99 0.02 2.01 3.12 8.07 3.65 47.85
1964 12.54 2.09 5.18 2.71 1.49 2.75 0.91 1.02 0.65 1.53 9.07 17.20 57.14
1965 7.48 2.25 0.75 4.76 1.67 0.52 0.16 1.58 0.21 2.85 5.21 5.80 33.24
1966 10.24 3.12 6.46 1.29 0.88 1.57 1.44 0.03 1.73 2.56 9.75 6.70 45.77
1967 7.39 2.60 3.92 3.97 2.67 1.64 0.00 0.00 2.01 6.07 2.94 5.68 38.89
1968 5.74 4.92 3.84 2.18 4.45 1.15 0.24 5.85 2.65 5.37 8.55 8.65 53.59
1969 9.84 3.57 2.71 2.96 2.79 4.31 0.10 0.00 1.72 4.89 2.76 10.52 46.17
1970 11.01 2.48 3.48 4.23 1.66 0.76 0.03 0.02 1.97 4.72 8.24 8.17 46.77
1971 8.74 5.17 6.57 4.28 2.88 2.89 0.10 0.53 3.37 2.78 8.03 7.43 52.77
1972 9.58 5.82 7.68 5.85 2.55 1.74 0.06 1.07 2.42 2.14 3.30 7.03 49.24
1973 4.83 1.88 5.05 2.64 1.47 1.33 0.03 0.39 3.77 2.38 17.12 8.55 49.44
1974 7.78 7.23 7.96 5.04 1.27 0.82 0.53 0.29 0.10 2.18 5.61 7.43 46.24
1975 6.33 6.43 6.54 4.45 2.42 1.56 1.17 2.01 0.03 5.83 6.56 8.42 51.75
1976 7.61 5.24 5.19 3.82 1.76 0.63 0.95 3.18 1.09 1.66 2.26 1.49 34.88
1977 1.35 3.22 5.84 2.14 5.42 0.50 0.06 2.33 2.88 2.81 7.67 10.32 44.54
1978 5.25 4.34 1.83 4.40 2.94 1.36 0.78 3.00 4.40 0.72 4.69 4.06 37.77
1979 3.58 8.82 3.78 6.90 2.52 1.45 0.25 2.25 2.23 5.50 5.77 5.19 48.24
1980 8.12 3.63 4.87 4.49 2.70 1.88 0.56 0.04 1.43 2.27 6.47 10.81 47.27
1981 2.49 4.52 4.06 3.39 3.94 3.53 0.19 0.00 2.85 4.13 7.51 14.91 51.52
1982 8.84 5.51 4.65 4.77 0.65 2.08 0.73 1.07 3.58 6.07 4.88 8.38 51.21
1983 4.06 7.75 8.83 4.27 2.11 2.24 3.18 1.79 1.48 2.69 a 10.03 6.95 55.38
1984 1.81 8.04 5.86 7.11 4.09 4.34 0.10 0.17 0.92 6.23 14.03 4.38 57.08
1985 0.64 5.49 4.28 2.53 1.73 2.38 0.20 1.08 2.67 5.14 5.32 3.01 34.47
1986 7.27 10.89 4.62 2.91 4.51 0.82 1.27 0.00 5.54 2.81 8.97 2.37 51.98
1987 6.26 4.58 3.98 2.14 1.89 0.57 5.44 0.35 0.22 0.07 4.71 10.23 40.44
1988 7.93 1.53 5.42 5.66 4.89 2.71 0.20 0.02 1.84 0.38 12.92 3.72 47.22
1989 6.06 2.50 9.07 2.27 3.20 1.26 0.57 2.64 0.60 2.65 4.45 1.72 36.99
1990 8.20 5.62 2.65 3.56 2.91 1.47 0.97 2.09 0.31 6.37 7.26 4.65 46.06
1991 3.06 3.43 8.04 4.40 6.67 a 0.98 0.39 b 0.41 0.13 3.75 10.10 4.40 45.76
1992 2.74 4.53 2.12 7.49 1.22 2.38 0.87 0.09 1.51 3.36 5.94 f 9.39 d 35.70
1993 5.23 3.46 f 5.56 j 3.91 n 3.26 d 2.10 t 1.85 1.01 f 0.00 0.96 a 2.18 5.01 d 18.49
1994 3.53 b 3.87 f 5.13 b 2.96 1.92 1.82 0.00 0.00 1.46 2.63 8.22 m 5.12 24.57
1995 9.17 3.32 a 4.43 6.70 2.98 3.59 0.75 0.70 1.97 2.82 10.12 f 10.62 d 47.05
1996 11.25 9.65 2.78 6.71 6.68 1.62 d 0.39 0.09 2.77 7.30 13.51 14.79 77.54
1997 7.13 4.50 7.01 a 4.11 3.18 1.55 a 0.61 a 1.65 2.76 6.32 e 4.21 3.02 46.05
1998 8.47 c 5.88 5.36 4.05 8.01 1.84 0.01 0.00 0.83 4.16 11.34 d 9.27 59.22
1999 8.00 9.36 5.64 2.77 3.94 1.08 0.05 2.70 0.00 2.85 6.27 4.57 47.23
2000 11.04 6.11 3.92 4.32 3.78 1.05 0.14 0.00 0.82 2.77 3.07 4.53 41.55
2001 3.02 2.28 3.91 3.56 1.59 1.69 0.49 0.54 0.88 4.19 6.88 8.40 37.43
2002 6.77 3.67 4.26 d 2.95 2.44 0.50 0.00 0.38 2.79 1.14 4.80 9.65 39.35
2003 7.28 4.00 6.17 7.10 1.25 0.13 0.00 0.39 1.97 2.14 6.39 11.98 48.80
2004 8.50 4.03 3.13 2.78 4.82 2.23 0.09 3.16 2.55 4.78 b 1.60 6.63 44.30
2005 1.62 2.35 a 5.02 4.32 7.66 0.00 z 0.36 0.01 0.86 3.37 6.75 a 8.67 40.99
2006 13.83 3.71 5.17 3.57 3.87 1.84 0.07 0.00 1.38 1.36 13.44 8.32 56.56
2007 4.56 6.53 4.07 3.50 1.77 1.31 0.83 0.88 2.17 5.02 6.36 7.19 44.19
2008 9.27 a 2.85 5.85 4.26 1.66 b 1.47 0.05 1.10 0.15 b 1.73 4.82 8.05 41.26
2009 3.23 3.78 5.16 2.76 2.88 2.00 0.59 0.10 1.78 4.91 7.16 4.92 39.27
2010 4.59 m 2.48 t 5.38 x 7.79 l 3.95 r 5.36 j 0.11 d 0.33 e 1.60 p 3.66 s 8.03 s 6.80 S 0.44
2011 5.93 3.82 7.55 5.40 S 2.56 S 4.57 2.31 0.01 0.45 S 2.49 S 5.38 1.80 S 42.27
2012 9.21 4.61 9.40 S 7.67 3.24 o 4.55 S 0.25 0.00 0.00 4.73 9.01 10.84 60.27
2013 4.07 2.20 d 2.48 0.75 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 8.75
Period of Record Statistics
MEAN 6.66 5.01 5.28 3.94 3.16 1.88 0.54 0.84 1.61 3.77 6.83 7.25 47.00
S.D. 3.23 2.39 1.97 1.73 1.70 1.24 0.85 1.11 1.16 2.42 3.38 3.45 8.12
SKEW 0.10 1.01 0.32 0.64 0.96 1.03 3.63 2.00 0.81 1.78 0.62 0.75 0.86
MAX 13.83 13.04 9.83 7.84 8.01 5.60 5.44 5.85 5.54 14.71 17.12 17.20 77.54
MIN 0.64 1.53 0.75 1.29 0.65 0.00 0.00 0.00 0.00 0.07 1.24 1.49 33.24
NO YRS 64 62 63 62 62 61 65 64 64 64 61 64 57