JEFFERSON, OREGON

Monthly Total Precipitation (inches)

(354238)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195401
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
1907 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 1.30 5.88 11.20 18.38
1908 4.12 3.42 3.53 1.96 3.38 n 1.24 0.00 z 0.00 z 0.00 z 3.47 3.65 3.73 25.12
1909 9.08 8.35 2.38 1.01 1.56 0.20 0.00 z 0.00 z 0.00 z 3.72 a 12.92 4.54 a 43.76
1910 6.99 6.68 1.52 2.70 1.64 1.08 0.00 0.00 1.23 3.14 11.47 4.18 40.63
1911 10.59 3.04 0.71 2.79 3.17 0.87 a 0.00 0.00 4.98 1.40 2.57 4.56 a 34.68
1912 7.95 5.02 3.07 3.17 2.48 3.29 0.64 2.79 2.26 3.73 6.53 5.96 46.89
1913 6.31 1.60 5.29 2.90 2.29 3.53 0.45 0.40 2.04 3.83 6.27 3.68 38.59
1914 9.86 4.89 3.11 4.13 2.26 2.00 0.00 0.00 3.48 4.29 4.37 2.70 41.09
1915 5.37 3.44 2.17 1.71 3.84 0.40 1.33 0.00 0.78 2.10 10.08 8.28 39.50
1916 5.25 6.55 8.95 3.54 2.71 2.00 2.33 0.38 1.34 1.36 8.21 4.83 47.45
1917 3.36 3.87 5.17 4.77 m 2.41 1.17 0.00 0.00 2.19 0.00 5.00 s 14.98 33.15
1918 6.64 6.84 3.98 1.48 1.03 0.00 0.45 0.66 0.60 2.99 4.91 3.75 33.33
1919 9.74 8.94 5.72 4.12 2.19 0.53 0.05 0.09 z 2.79 2.47 7.47 5.47 49.49
1920 3.02 0.31 4.85 q 3.44 0.91 2.86 1.38 0.99 4.68 5.04 6.21 7.79 36.63
1921 6.59 7.31 5.09 2.05 1.77 1.19 0.00 0.09 a 2.95 4.26 10.31 m 2.62 33.92
1922 3.48 4.88 6.53 2.19 1.00 0.05 0.00 1.01 2.10 4.35 2.92 11.06 39.57
1923 11.31 2.06 2.70 2.73 1.94 0.00 z 0.00 z 0.00 z 0.00 z 2.93 3.66 5.72 a 33.05
1924 2.88 4.23 o 2.29 0.99 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 6.37 9.23 4.72 p 21.76
1925 7.03 7.10 1.42 3.43 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.07 5.24 3.34 27.63
1926 3.60 9.67 0.46 1.29 0.00 z 0.00 z 0.00 z 0.32 z 0.00 z 4.44 8.70 4.33 32.49
1927 9.64 8.75 3.20 1.72 0.00 z 1.62 z 0.00 z 0.00 z 0.00 z 3.35 8.03 3.37 38.06
1928 5.19 2.32 6.91 4.66 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.57 7.57 6.74 34.96
1929 3.88 0.62 3.17 4.07 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.21 0.58 11.69 25.22
1930 3.55 6.19 1.99 3.59 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.53 3.37 3.11 23.33
1931 5.09 3.37 5.69 2.94 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.41 7.21 9.59 38.30
1932 6.00 2.82 5.58 3.31 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 5.82 6.52 6.23 36.28
1933 8.05 5.12 5.37 0.49 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.28 1.74 13.24 37.29
1934 5.48 1.49 3.54 2.58 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.65 8.40 9.79 35.93
1935 4.54 3.64 5.47 2.45 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.21 3.20 5.00 27.51
1936 9.82 5.33 2.83 1.85 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.22 0.36 6.47 26.88
1937 5.91 8.00 3.41 8.10 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 4.17 11.20 10.98 51.77
1938 4.87 7.26 9.71 2.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.27 4.75 4.16 36.52
1939 4.91 3.80 2.95 0.35 0.62 0.92 0.65 1.01 0.19 3.79 0.97 9.34 29.50
1940 3.87 10.96 5.52 2.11 2.25 0.06 0.19 0.00 4.05 4.25 6.27 5.77 45.30
1941 4.73 1.57 1.98 0.00 z 1.69 v 1.20 0.08 1.56 4.05 2.83 6.34 9.36 k 24.34
1942 4.73 3.31 k 1.37 p 2.00 r 4.46 1.43 0.73 0.05 0.02 1.33 v 13.63 d 11.17 h 25.05
1943 6.00 p 4.57 s 3.62 q 4.26 1.42 u 2.86 o 0.38 2.04 0.08 7.69 n 2.01 t 1.81 x 6.76
1944 3.46 t 2.50 m 1.53 r 3.53 0.87 t 1.52 u 0.07 0.00 1.40 x 0.78 z 1.49 z 2.95 r 3.60
1945 4.42 n 5.24 j 5.63 k 3.26 3.74 t 0.23 0.51 a 0.11 2.39 1.59 6.96 j 5.04 j 8.09
1946 5.52 2.40 l 5.78 j 1.06 u 0.58 z 1.45 1.02 0.00 a 2.10 2.65 r 6.97 k 4.04 s 10.09
1947 1.54 q 2.24 u 5.10 o 2.83 n 0.26 3.62 m 1.64 a 0.50 1.27 10.08 k 2.53 p 3.34 n 3.67
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.32 0.77 a 2.99 1.54 7.81 7.85 22.28
1949 1.53 11.35 a 3.19 0.73 2.34 1.33 0.07 0.61 1.93 a 2.33 5.08 5.28 35.77
1950 10.89 6.86 6.09 1.75 1.16 a 0.98 0.48 0.68 1.60 11.96 9.03 5.80 57.28
1951 8.94 5.60 4.73 0.80 2.35 0.00 0.11 0.26 1.99 8.39 6.97 7.26 47.40
1952 6.25 5.17 3.64 1.58 0.45 4.43 0.00 a 0.09 0.32 0.87 1.37 6.99 a 31.16
1953 11.66 5.12 4.77 2.04 5.02 1.86 0.00 1.76 0.48 4.26 8.32 7.71 53.00
1954 10.47 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 0.00 z 10.47
Period of Record Statistics
MEAN 6.40 5.25 4.05 2.61 2.09 1.32 0.50 0.58 2.03 3.33 6.23 6.64 41.32
S.D. 2.67 2.79 2.07 1.43 1.19 1.15 0.61 0.73 1.40 2.20 3.27 3.08 7.78
SKEW 0.42 0.26 0.65 1.28 0.70 1.07 1.35 1.47 0.42 1.52 0.17 0.86 0.39
MAX 11.66 11.35 9.71 8.10 5.02 4.43 2.33 2.79 4.98 11.96 13.63 14.98 57.28
MIN 1.53 0.31 0.46 0.35 0.26 0.00 0.00 0.00 0.02 0.00 0.36 2.62 29.50
NO YRS 42 38 38 40 24 26 28 27 27 42 40 39 16