WEST LINN, OREGON

Monthly Total Precipitation (inches)

(359208)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196812
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
1938 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 5.16 5.10 10.26
1939 6.36 5.33 3.29 0.97 1.22 1.63 0.85 1.21 1.05 3.31 1.36 9.15 35.73
1940 3.12 11.71 5.56 2.14 2.73 0.10 0.56 0.09 4.39 4.79 6.36 5.56 47.11
1941 5.14 1.82 2.39 2.56 5.49 0.66 0.07 1.07 4.47 3.36 5.51 10.95 43.49
1942 4.09 5.69 2.54 2.37 4.95 2.19 0.96 0.52 0.00 2.86 18.61 11.00 55.78
1943 6.74 4.99 6.37 4.57 1.76 3.48 0.69 2.08 0.16 6.32 2.65 2.44 42.25
1944 3.72 3.60 2.37 3.65 0.88 1.18 0.02 0.10 3.56 1.37 5.27 2.28 28.00
1945 5.11 6.16 6.82 4.85 5.92 0.45 0.79 0.58 4.42 1.90 10.83 6.33 54.16
1946 6.43 6.10 6.09 2.02 2.58 2.57 1.39 0.21 0.86 6.83 9.00 6.10 50.18
1947 4.13 3.44 4.19 2.53 0.07 4.21 1.42 0.69 1.15 11.51 5.26 4.81 43.41
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2.20 3.41 2.48 7.90 9.56 25.55
1949 1.94 12.93 3.59 0.93 2.32 1.27 0.73 0.21 1.56 3.45 6.56 6.30 41.79
1950 11.72 6.98 6.13 2.86 1.11 2.01 1.05 0.49 2.17 9.74 12.23 7.10 63.59
1951 9.93 5.69 5.09 a 0.98 2.59 0.02 a 0.13 0.38 2.82 8.03 4.65 a 7.63 47.94
1952 5.71 4.72 4.35 1.38 1.25 3.76 0.00 0.14 0.56 0.78 1.23 6.94 30.82
1953 15.92 4.98 5.37 2.59 3.89 1.66 0.05 2.48 0.29 3.91 7.64 8.74 57.52
1954 11.56 4.58 3.32 3.62 2.02 3.40 1.19 1.72 1.22 3.92 5.63 5.49 47.67
1955 3.01 3.02 5.18 5.49 a 1.48 1.21 1.38 0.00 3.61 7.50 9.97 11.36 53.21
1956 14.04 4.52 7.07 0.91 2.52 1.90 0.01 3.59 1.56 7.70 1.75 4.44 50.01
1957 2.94 4.83 9.18 1.56 3.54 1.83 0.38 0.56 0.83 4.06 3.69 10.68 44.08
1958 9.01 7.11 2.65 5.27 0.57 3.40 0.08 0.08 1.53 1.63 8.17 6.99 46.49
1959 10.83 5.67 5.15 1.73 3.69 2.25 0.70 0.12 3.43 4.28 3.28 3.76 44.89
1960 4.87 5.18 6.41 4.15 5.53 0.69 0.00 1.34 1.62 3.33 a 12.80 4.11 50.03
1961 5.26 10.80 a 7.25 3.64 4.16 0.47 0.53 0.70 0.86 4.37 6.29 6.81 a 51.14
1962 2.07 4.12 6.12 4.18 3.53 1.18 0.03 1.65 1.98 4.86 11.67 3.69 45.08
1963 1.95 5.10 6.44 5.05 4.66 1.83 1.01 0.55 1.43 3.66 7.65 4.24 43.57
1964 13.12 1.44 4.36 2.11 1.31 2.64 0.82 0.95 1.63 1.64 9.08 15.43 54.53
1965 10.67 2.57 1.30 3.55 2.08 0.79 0.20 1.40 0.03 2.89 7.20 8.47 41.15
1966 9.83 2.26 6.71 1.44 1.31 1.93 1.45 0.35 1.56 3.39 6.83 7.71 44.77
1967 8.36 2.21 6.63 3.29 2.05 1.16 0.00 0.00 0.68 6.62 2.73 6.55 40.28
1968 5.31 8.98 3.30 2.20 2.94 3.73 0.46 4.69 3.71 6.62 7.89 13.85 63.68
Period of Record Statistics
MEAN 7.00 5.40 5.01 2.85 2.69 1.85 0.58 1.00 1.89 4.57 6.93 7.21 46.98
S.D. 3.92 2.80 1.86 1.40 1.58 1.17 0.50 1.11 1.38 2.56 3.78 3.16 8.18
SKEW 0.59 1.11 -0.08 0.32 0.47 0.39 0.30 1.71 0.56 0.87 0.88 0.71 -0.07
MAX 15.92 12.93 9.18 5.49 5.92 4.21 1.45 4.69 4.47 11.51 18.61 15.43 63.68
MIN 1.94 1.44 1.30 0.91 0.07 0.02 0.00 0.00 0.00 0.78 1.23 2.28 28.00
NO YRS 29 29 29 29 29 29 29 30 30 30 31 31 29