CLATSKANIE, OREGON

Monthly Total Precipitation (inches)

(351643)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201302
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 0.00 z 0.00 z 0.00 z 0.53 0.93 0.52 0.29 1.75 2.29 5.14 7.39 18.84
1936 15.49 9.53 5.75 1.19 4.35 4.46 0.82 0.78 1.33 0.98 0.58 11.21 56.47
1937 5.57 11.52 4.27 9.16 2.54 4.85 0.00 1.46 2.09 3.64 15.08 16.60 76.78
1938 6.21 6.78 10.11 3.47 1.31 0.35 0.24 0.40 1.58 4.04 7.57 7.15 49.21
1939 10.28 8.39 3.38 0.93 1.10 1.90 1.09 0.60 1.01 4.13 2.17 13.58 48.56
1940 5.20 14.67 6.41 4.31 2.43 0.38 0.76 0.54 4.35 4.48 6.14 7.17 56.84
1941 8.63 3.12 2.46 1.87 5.64 1.36 0.07 2.62 3.95 4.44 7.01 12.25 53.42
1942 4.67 5.07 3.61 3.61 3.20 3.20 1.06 0.79 0.17 5.55 13.08 10.98 54.99
1943 4.98 7.24 7.61 3.86 1.77 1.37 0.75 1.65 0.22 5.80 3.55 5.40 44.20
1944 6.85 4.65 4.29 3.78 2.33 1.81 0.28 0.29 2.66 2.63 6.30 3.33 39.20
1945 6.44 7.69 10.49 4.69 3.04 0.10 0.19 0.21 3.68 2.66 13.36 8.92 61.47
1946 10.82 10.08 5.56 3.20 1.45 2.90 0.87 0.35 1.10 7.44 8.99 10.37 63.13
1947 7.41 5.32 4.74 2.85 0.29 4.61 1.81 0.22 1.11 10.43 6.36 7.03 52.18
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.76 1.12 2.85 3.76 9.79 13.22 31.50
1949 1.49 14.70 3.40 1.38 3.30 0.87 0.57 0.61 0.90 3.85 9.90 10.24 a 51.21
1950 13.96 10.23 9.07 4.51 1.34 1.08 0.80 0.71 1.50 9.64 12.50 10.62 75.96
1951 12.75 8.53 8.21 1.68 2.24 0.32 0.30 0.74 2.15 8.47 9.83 10.72 65.94
1952 7.44 5.22 4.84 2.26 1.47 1.59 0.15 0.67 0.44 1.38 2.07 11.83 39.36
1953 18.56 4.70 6.26 3.94 3.44 1.90 0.05 1.87 2.06 4.44 7.85 a 9.91 a 64.98
1954 17.92 11.01 3.28 5.58 2.26 3.76 1.10 1.85 1.45 3.53 8.62 9.11 69.47
1955 5.51 6.18 7.07 6.20 1.91 1.24 1.74 0.05 2.71 11.14 14.31 14.35 72.41
1956 14.47 5.65 13.51 1.00 1.32 2.46 0.27 1.32 a 2.92 6.55 2.43 8.17 60.07
1957 4.31 7.67 8.97 3.98 1.88 1.97 0.83 1.39 0.67 4.03 5.05 12.88 53.63
1958 10.86 7.70 3.92 5.42 1.76 3.09 0.00 0.13 1.41 3.90 12.45 8.29 58.93
1959 13.15 4.93 7.86 3.83 3.41 2.46 0.68 0.95 5.59 4.78 9.03 6.59 63.26
1960 4.83 9.64 8.95 6.79 5.58 1.41 0.00 2.33 1.00 5.42 14.37 4.92 65.24
1961 10.02 15.02 11.13 5.10 2.21 0.98 0.53 0.88 1.61 6.10 7.95 10.11 71.64
1962 4.11 4.52 5.86 5.28 2.90 1.03 0.27 2.64 3.14 6.25 13.48 4.44 53.92
1963 3.49 8.12 7.40 3.85 2.14 2.10 1.51 2.17 4.84 5.58 9.53 5.08 55.81
1964 17.64 2.93 7.33 2.88 1.10 2.05 1.34 1.65 1.99 1.26 10.13 14.79 65.09
1965 12.20 4.53 0.52 2.79 2.70 1.06 0.68 1.49 0.07 3.16 9.04 9.61 47.85
1966 11.59 4.53 9.12 1.90 1.84 1.22 1.12 0.38 2.41 4.75 6.35 14.03 59.24
1967 14.58 5.18 7.46 2.76 0.44 1.07 0.08 0.09 0.99 9.54 4.79 7.95 54.93
1968 9.13 8.52 7.38 3.06 3.71 2.97 0.45 3.60 2.53 6.37 9.67 12.03 69.42
1969 11.28 4.80 2.76 3.23 1.89 1.82 0.32 0.29 3.28 3.68 5.59 8.92 47.86
1970 14.26 5.50 4.22 4.94 1.70 0.73 0.04 0.28 2.16 5.47 7.62 17.94 64.86
1971 14.48 6.19 11.02 4.03 2.42 2.09 0.82 0.82 3.83 4.46 8.63 13.63 72.42
1972 14.06 7.93 7.93 5.89 1.06 0.95 0.52 0.23 4.90 1.33 5.43 13.06 63.29
1973 6.35 2.08 4.54 2.14 2.57 3.00 0.02 0.40 4.33 5.01 18.39 14.91 63.74
1974 12.87 8.11 8.25 4.86 3.13 2.11 1.89 0.26 0.23 1.90 8.05 10.37 62.03
1975 13.28 6.83 6.69 1.96 3.03 1.41 0.27 2.52 0.01 7.64 11.29 10.89 65.82
1976 11.02 9.60 7.05 2.91 2.28 1.05 1.26 2.77 0.97 2.58 0.92 2.55 44.96
1977 1.36 4.56 8.78 1.26 4.84 0.54 0.81 4.03 5.15 2.98 9.79 13.02 57.12
1978 6.29 5.00 4.25 4.90 4.17 1.41 1.31 1.85 7.43 1.23 5.97 3.60 47.41
1979 2.73 10.55 3.63 4.85 2.65 0.89 0.74 1.86 2.41 6.56 4.62 10.40 51.89
1980 9.11 7.62 6.20 4.41 1.22 1.75 0.49 0.48 1.62 2.06 11.25 10.84 57.05
1981 2.11 8.00 4.54 4.23 2.44 2.84 0.27 0.41 2.67 7.87 7.38 13.76 56.52
1982 10.69 10.82 5.84 7.07 0.53 1.82 0.80 1.18 3.29 7.57 8.00 a 13.15 70.76
1983 8.84 9.26 9.34 3.35 1.92 3.11 3.02 0.78 1.15 0.81 16.96 5.85 64.39
1984 6.63 7.01 4.94 5.28 5.47 3.83 0.00 0.54 1.94 6.89 14.26 6.56 63.35
1985 0.38 4.63 5.38 3.34 3.29 3.04 0.39 1.17 3.25 6.01 4.00 2.80 37.68
1986 7.08 6.55 3.42 2.89 2.47 0.78 1.11 0.04 4.06 3.89 9.35 0.00 z 41.64
1987 6.50 5.08 8.22 2.32 3.07 0.39 0.85 0.19 0.46 0.24 4.44 9.16 40.92
1988 8.28 2.91 6.26 3.57 2.97 1.90 0.46 0.17 1.34 0.43 10.85 4.21 43.35
1989 6.05 a 3.10 6.92 1.64 1.98 1.05 1.34 1.47 0.46 2.92 6.70 4.43 38.06
1990 16.03 9.03 2.72 3.64 1.81 2.41 0.68 1.64 0.45 7.72 8.68 4.60 59.41
1991 5.13 5.32 5.08 9.54 2.46 1.73 0.72 0.87 0.11 1.59 9.01 5.07 46.63
1992 9.72 4.04 1.06 6.25 0.34 0.98 0.44 0.65 2.11 1.37 7.90 7.58 42.44
1993 5.02 0.68 4.29 6.18 4.53 2.58 1.88 0.49 0.03 1.84 1.99 8.41 37.92
1994 5.79 6.17 5.01 1.91 1.34 1.72 0.10 0.32 1.26 6.33 10.83 12.41 53.19
1995 6.91 5.30 6.06 4.61 1.30 2.63 1.27 0.95 3.11 5.63 13.67 10.65 62.09
1996 9.03 13.44 1.86 8.93 3.33 1.31 1.33 0.68 2.65 6.82 9.11 17.33 75.82
1997 9.83 4.04 10.71 4.40 3.42 2.09 1.16 1.37 5.05 8.41 7.01 6.55 64.04
1998 12.26 6.57 5.71 2.11 4.62 1.47 0.25 0.06 0.74 3.52 15.48 13.74 66.53
1999 12.05 16.74 7.31 1.86 2.98 2.01 0.93 0.48 0.24 3.20 11.56 10.75 70.11
2000 8.37 5.35 5.11 2.14 3.08 2.02 0.08 0.15 1.39 3.53 3.78 4.08 39.08
2001 3.10 2.54 3.41 3.36 3.45 2.49 0.97 1.42 0.75 4.20 12.06 13.54 51.29
2002 11.62 5.24 6.87 3.69 1.72 1.32 0.14 0.05 a 1.31 0.67 4.15 9.78 46.56
2003 8.79 3.48 9.97 5.22 1.32 0.45 0.05 0.64 1.85 5.24 6.34 7.89 51.24
2004 8.86 3.49 3.54 2.03 2.72 1.04 0.01 3.35 3.29 5.14 3.53 4.69 41.69
2005 3.58 1.21 6.95 4.64 4.79 2.14 0.93 0.73 2.05 5.32 8.53 9.93 50.80
2006 18.00 4.60 4.47 2.39 2.68 2.30 0.45 0.25 1.34 1.70 21.75 9.84 69.77
2007 6.19 6.82 4.67 3.04 1.83 1.60 0.99 0.61 0.85 4.14 4.75 18.48 53.97
2008 8.15 4.48 6.02 2.61 1.54 1.45 0.22 1.91 0.22 2.92 7.13 8.40 45.05
2009 6.87 1.88 5.85 4.50 4.37 0.45 0.11 0.49 1.95 5.24 12.69 5.47 49.87
2010 9.01 3.76 5.33 5.39 4.94 2.68 0.46 0.17 2.74 5.65 8.00 11.27 59.40
2011 7.76 6.24 9.69 6.27 3.05 1.28 1.64 0.05 1.66 2.71 9.45 4.54 54.34
2012 8.60 5.31 12.75 4.02 2.87 3.61 0.28 0.09 0.02 7.70 9.48 13.24 67.97
2013 4.82 3.69 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 0.00 z 8.51
Period of Record Statistics
MEAN 8.83 6.61 6.25 3.88 2.55 1.83 0.69 0.97 2.03 4.55 8.60 9.59 56.63
S.D. 4.24 3.26 2.65 1.83 1.25 1.04 0.57 0.89 1.53 2.46 4.08 3.79 10.37
SKEW 0.35 0.95 0.41 0.86 0.53 0.80 1.19 1.36 0.98 0.42 0.51 0.13 -0.06
MAX 18.56 16.74 13.51 9.54 5.64 4.85 3.02 4.03 7.43 11.14 21.75 18.48 76.78
MIN 0.38 0.68 0.52 0.93 0.29 0.10 0.00 0.04 0.01 0.24 0.58 2.55 37.68
NO YRS 77 77 76 76 77 77 78 78 78 78 78 77 75