OWYHEE DAM, OREGON

Monthly Total Precipitation (inches)

(356405)

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
1935 0.00 z 0.37 0.21 1.70 n 0.40 0.37 0.26 0.00 0.00 0.16 0.37 0.95 3.09
1936 2.15 1.07 q 0.35 1.05 0.18 1.75 0.11 0.58 0.10 0.00 0.04 0.03 6.34
1937 0.67 0.62 1.43 0.93 1.55 0.32 0.18 0.06 0.48 0.45 1.21 1.92 9.82
1938 1.03 0.94 1.69 0.33 1.53 0.55 0.40 0.44 0.19 0.51 1.25 0.75 9.61
1939 0.63 0.56 0.67 0.23 0.29 0.23 0.24 0.00 0.49 0.40 0.05 1.01 4.80
1940 1.86 1.65 1.78 1.24 0.00 0.55 0.36 0.00 2.54 2.55 0.83 0.36 13.72
1941 1.10 1.51 0.09 0.92 1.79 1.71 0.70 0.52 0.16 1.09 0.45 1.15 11.19
1942 0.80 1.58 0.24 1.06 1.65 0.30 0.03 0.32 0.33 0.53 1.88 1.51 10.23
1943 1.67 0.49 0.89 0.82 0.44 0.63 0.05 0.08 0.00 1.47 0.21 0.37 7.12
1944 0.45 0.92 0.39 0.90 0.66 2.53 0.02 0.02 0.00 0.20 1.43 0.80 8.32
1945 0.80 1.04 1.86 0.13 2.10 0.20 0.31 0.20 0.32 0.44 0.88 1.12 9.40
1946 0.69 0.69 0.89 0.24 1.64 0.25 0.36 0.22 1.04 0.79 1.53 0.39 8.73
1947 0.30 0.59 0.38 0.51 0.58 1.59 0.00 0.01 0.33 0.78 0.83 0.14 6.04
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.37 0.09 0.13 0.04 0.60 1.42 2.65
1949 0.16 0.40 0.38 0.00 1.35 0.73 0.00 0.00 2.54 0.36 a 1.13 0.20 7.25
1950 1.22 0.56 1.22 0.49 0.46 1.09 0.78 0.88 0.10 a 0.32 0.67 2.52 10.31
1951 0.66 1.39 0.51 0.48 0.86 0.22 0.05 0.36 0.00 1.00 1.15 1.96 8.64
1952 0.69 0.96 0.82 0.42 0.89 2.21 0.00 0.00 0.16 0.00 0.46 0.84 7.45
1953 0.67 1.20 0.65 0.40 2.09 1.36 0.00 0.48 a 0.00 0.15 0.99 0.80 8.79
1954 0.23 0.42 0.46 0.28 0.43 0.99 0.03 0.26 0.00 0.22 0.66 0.73 a 4.71
1955 0.41 0.36 0.18 1.91 0.75 0.47 0.25 0.00 0.35 1.06 1.16 1.55 8.45
1956 1.44 0.37 0.02 a 0.70 2.15 0.28 0.06 0.29 0.00 3.07 0.09 0.30 8.77
1957 1.29 1.47 2.52 0.87 4.58 0.21 0.03 0.06 0.01 0.56 0.56 1.20 a 13.36
1958 1.73 1.90 0.67 1.15 1.15 1.77 0.13 0.02 0.08 0.05 0.20 0.72 9.57
1959 0.63 0.30 0.93 0.36 1.63 0.47 0.00 0.24 2.39 0.60 0.15 0.53 8.23
1960 1.27 1.69 1.12 0.08 1.38 0.00 0.25 0.84 0.85 0.34 1.88 0.24 9.94
1961 0.46 0.76 0.93 0.04 0.38 0.10 0.18 0.27 0.47 0.71 0.30 0.89 5.49
1962 0.70 0.92 0.65 0.39 1.74 0.21 0.15 0.25 0.15 1.98 0.78 0.84 8.76
1963 0.77 0.52 0.14 1.75 1.19 a 2.58 0.17 0.44 0.62 0.69 1.10 0.74 10.71
1964 1.45 0.06 0.74 1.48 1.58 3.16 0.68 0.02 0.20 0.27 0.78 1.82 12.24
1965 1.50 0.06 0.15 0.85 0.67 3.20 0.20 1.64 0.41 0.11 1.64 0.04 10.47
1966 0.06 0.39 0.31 0.23 0.30 0.31 0.00 0.00 0.51 0.18 1.47 1.12 4.88
1967 1.23 0.19 0.28 1.29 0.81 2.61 0.02 0.00 0.69 0.52 0.31 0.31 8.26
1968 0.51 0.81 0.34 0.20 0.88 0.37 0.00 2.17 0.00 0.13 1.47 1.11 7.99
1969 2.84 0.99 0.04 0.86 0.51 0.62 0.00 0.00 0.69 0.88 0.07 1.30 8.80
1970 2.41 0.20 0.70 0.28 1.05 2.24 0.05 0.00 1.45 1.23 1.39 1.13 12.13
1971 1.12 0.09 1.24 0.52 0.38 1.33 0.40 0.02 0.53 0.44 1.27 0.93 8.27
1972 0.57 0.55 0.78 0.37 0.16 1.24 0.11 0.07 0.12 0.27 0.71 1.55 6.50
1973 0.62 0.17 0.31 0.81 0.47 0.20 1.06 0.19 0.94 0.52 1.32 1.14 7.75
1974 0.77 0.36 0.76 0.12 0.64 0.05 0.45 0.03 0.00 0.88 0.49 1.14 5.69
1975 0.54 1.36 1.27 1.62 0.16 2.48 0.16 0.99 0.00 1.12 0.48 0.88 11.06
1976 0.77 0.93 0.63 0.43 0.30 0.49 0.90 1.13 1.13 0.16 0.26 0.18 7.31
1977 0.66 0.16 0.46 0.06 1.85 0.95 0.15 0.25 1.10 0.12 1.34 1.28 8.38
1978 1.96 1.27 0.67 3.37 0.45 1.56 1.14 0.21 0.31 0.00 0.76 0.59 12.29
1979 1.58 1.57 0.68 0.73 0.74 0.57 0.04 2.70 0.18 0.98 0.81 0.75 11.33
1980 1.72 1.04 1.69 0.47 1.70 1.26 0.27 0.00 1.61 0.44 0.62 1.57 12.39
1981 1.04 1.21 1.51 1.40 1.85 1.04 0.51 0.00 0.42 0.64 2.40 3.03 15.05
1982 0.72 1.49 1.26 0.72 0.56 1.32 1.02 0.51 1.42 2.08 0.79 2.68 14.57
1983 1.42 1.47 2.61 1.45 0.99 a 0.92 1.33 0.97 0.07 0.95 1.59 3.53 17.30
1984 0.17 0.41 1.01 1.41 1.49 2.30 0.10 0.65 0.07 0.59 1.60 0.71 10.51
1985 0.19 0.85 0.66 0.69 0.71 0.38 0.69 0.37 0.81 0.28 0.59 0.74 6.96
1986 0.82 2.76 1.20 1.04 1.03 0.24 0.07 0.37 1.03 0.25 0.11 0.33 9.25
1987 0.74 0.63 1.13 0.18 1.88 2.36 0.32 0.23 0.00 0.00 1.01 0.86 9.34
1988 0.91 0.17 0.27 0.96 0.79 0.84 0.12 0.00 0.23 0.00 1.38 0.60 6.27
1989 0.94 0.88 1.93 0.59 0.81 0.30 0.03 0.74 0.86 0.46 0.28 0.00 7.82
1990 0.12 0.19 0.55 1.11 1.19 0.39 0.00 1.99 0.04 0.19 0.42 0.48 6.67
1991 0.37 0.50 0.75 0.77 2.05 0.88 0.00 0.20 0.49 2.36 1.42 0.37 10.16
1992 0.33 0.52 0.54 0.67 0.35 1.20 0.89 0.01 0.12 0.48 0.99 1.29 7.39
1993 1.79 0.64 1.89 2.01 0.62 1.57 0.65 1.68 0.00 0.35 0.43 0.74 12.37
1994 0.82 0.56 0.11 0.76 1.10 0.18 0.07 0.00 0.68 0.82 1.63 0.89 7.62
1995 1.46 0.35 1.08 1.40 1.50 0.95 1.82 0.19 0.15 0.00 z 0.84 1.73 11.47
1996 0.00 z 0.75 1.54 0.93 2.12 0.21 0.46 0.14 0.54 0.45 0.00 z 2.23 9.37
1997 1.99 0.04 0.26 0.69 0.94 1.04 0.92 0.14 0.42 0.36 1.28 0.46 8.54
1998 1.72 1.33 1.22 1.09 4.96 0.86 1.51 0.06 1.14 0.16 0.92 0.75 15.72
1999 1.50 1.58 0.37 0.66 0.00 z 0.65 0.00 0.09 0.00 0.43 0.17 0.69 6.14
2000 1.24 1.17 1.05 1.27 0.46 0.32 0.04 0.21 0.77 1.92 0.29 0.48 9.22
2001 0.89 0.44 0.76 1.34 0.00 z 0.63 0.48 0.00 0.25 0.44 1.49 0.86 7.58
2002 0.43 0.22 0.25 0.47 0.32 0.40 0.33 0.00 0.30 0.05 0.37 1.30 4.44
2003 1.13 0.32 0.56 1.64 0.98 0.01 0.39 0.28 0.03 0.00 0.54 1.09 6.97
2004 1.38 1.05 0.05 0.27 1.20 1.06 0.15 1.04 0.61 1.78 0.98 0.72 10.29
2005 0.35 0.10 0.66 0.94 2.12 1.68 0.12 0.02 0.17 1.46 1.50 2.63 a 11.75
2006 0.77 0.30 1.61 2.18 1.04 1.04 0.04 0.06 0.46 0.15 0.58 0.96 9.19
2007 0.02 0.68 0.03 0.85 0.36 1.17 0.04 0.20 0.95 0.75 a 0.49 0.65 a 6.19
2008 0.73 0.66 0.42 0.10 0.59 0.00 z 0.00 0.00 0.90 0.05 0.81 1.42 5.68
2009 0.79 0.37 0.90 0.20 0.85 2.41 0.40 0.88 0.00 0.59 0.64 1.13 c 9.16
2010 1.74 1.08 0.52 0.84 0.80 0.81 0.03 0.40 0.09 0.67 0.96 3.25 11.19
2011 0.62 a 0.78 b 2.00 0.80 b 1.95 0.80 0.08 0.16 c 0.61 1.08 b 0.21 a 0.27 a 9.36
2012 1.19 0.21 1.25 a 1.20 c 0.86 a 0.08 0.04 0.03 a 0.01 0.35 0.62 0.99 6.83
2013 0.50 0.24 0.10 0.00 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 0.84
Period of Record Statistics
MEAN 0.97 0.76 0.81 0.82 1.11 0.98 0.30 0.36 0.48 0.64 0.85 1.03 9.22
S.D. 0.59 0.53 0.59 0.58 0.85 0.81 0.38 0.54 0.57 0.63 0.52 0.73 2.66
SKEW 0.75 0.99 0.93 1.37 2.17 0.99 1.82 2.38 1.90 1.74 0.45 1.37 0.66
MAX 2.84 2.76 2.61 3.37 4.96 3.20 1.82 2.70 2.54 3.07 2.40 3.53 17.30
MIN 0.02 0.04 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.00 4.44
NO YRS 76 77 78 76 75 76 78 78 78 77 77 78 70