RICHLAND, OREGON

Monthly Precipitation - Daily Extreme (inches)

(357160)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201110
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
1893 9999.00 z 0.20 0.30 9999.00 z 0.50 9999.00 z 0.50 0.02 z 0.09 q 0.20 0.15 0.12 0.50
1894 1.10 0.40 t 9999.00 z 0.10 s 0.10 0.04 0.02 z 0.01 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.10
1895 9999.00 z 9999.00 z 9999.00 z 0.02 0.05 0.01 0.01 0.01 0.05 0.02 0.10 0.70 0.70
1896 0.40 0.40 0.10 0.08 e 0.09 0.15 0.02 0.03 0.00 0.02 1.20 9999.00 z 1.20
1897 9999.00 z 9999.00 z 0.40 9999.00 z 9999.00 z 9999.00 z 0.23 a 0.00 0.24 0.12 0.24 0.32 0.40
1898 0.17 0.16 0.33 0.34 1.15 0.38 0.25 0.10 0.20 9999.00 z 9999.00 z 0.23 1.15
1899 0.30 0.75 0.30 0.21 0.24 0.55 0.00 0.38 0.07 0.40 0.32 a 0.50 0.75
1900 0.28 0.35 0.27 0.35 0.75 0.32 0.00 0.40 0.36 0.39 0.22 0.10 0.75
1901 0.15 0.44 1.17 0.90 0.30 0.08 0.00 0.24 0.80 0.10 0.00 y 9999.00 z 1.17
1902 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1903 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1904 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1905 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.07 0.08 0.30 0.30
1906 0.30 0.30 0.93 0.15 0.35 0.65 0.10 0.50 0.40 9999.00 z 0.25 0.30 0.93
1907 0.28 0.10 d 0.25 0.40 0.25 0.50 0.33 0.15 0.32 0.08 c 0.50 0.20 a 0.50
1908 0.02 0.00 0.42 0.22 0.25 0.20 0.00 0.15 0.56 0.30 0.18 0.25 0.56
1909 0.35 0.38 0.05 0.20 0.73 1.10 0.25 x 0.00 0.20 0.15 0.57 0.50 1.10
1910 0.20 0.30 0.96 0.25 0.75 0.10 0.01 0.05 0.71 0.75 0.38 0.35 0.96
1911 0.55 0.20 0.17 0.26 a 0.53 0.34 0.00 0.00 z 0.08 0.73 0.60 0.60 0.73
1912 1.00 0.45 0.00 0.25 0.68 0.40 0.95 0.25 0.23 0.00 0.40 0.10 1.00
1913 0.40 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.00 0.35 0.20 0.70 0.70
1914 9999.00 z 0.35 0.10 0.18 0.50 0.75 9999.00 z 0.00 9999.00 z 9999.00 z 9999.00 z 0.00 0.75
1915 0.20 0.30 0.77 0.50 a 0.40 0.30 0.46 0.00 0.06 0.01 0.15 0.31 0.77
1916 0.70 1.75 0.15 0.27 0.25 0.35 0.42 0.08 0.09 0.43 0.34 0.34 1.75
1917 0.20 0.40 0.18 0.25 0.35 0.30 0.00 0.55 1.70 0.00 0.30 0.85 1.70
1918 0.75 0.10 0.29 0.18 0.00 0.03 0.28 0.93 0.21 y 0.99 0.20 0.50 0.99
1919 9999.00 z 0.45 0.15 0.30 0.10 0.00 0.00 0.06 0.34 0.33 1.07 1.00 1.07
1920 0.23 0.10 0.37 0.35 0.53 0.30 0.04 0.34 0.15 0.44 0.25 0.30 0.53
1921 9999.00 z 9999.00 z 0.19 0.24 0.83 0.45 0.13 0.13 0.18 0.27 1.25 0.20 1.25
1922 0.15 0.30 0.25 9999.00 z 9999.00 z 9999.00 z 0.00 0.40 0.00 0.20 0.10 0.30 0.40
1923 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.40 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.40
1924 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1925 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1926 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1927 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1928 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1929 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1930 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1931 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1932 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1933 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1934 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1935 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1936 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1937 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1938 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1939 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1940 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1941 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1942 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1943 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1944 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.08 0.49 0.36 0.49
1945 0.28 0.33 r 0.35 0.14 0.95 0.37 0.31 0.15 0.23 0.15 0.27 a 0.57 0.95
1946 0.24 s 0.43 v 0.18 0.08 0.54 0.24 0.41 0.08 0.80 0.21 0.36 0.30 0.80
1947 0.23 0.15 0.25 0.22 0.18 0.53 0.00 0.03 0.31 0.65 0.26 0.41 0.65
1948 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.17 0.27 0.13 0.22 j 0.76 0.65 0.76
1949 0.35 9999.00 z 0.03 0.16 0.51 0.06 0.00 0.00 0.08 0.24 1.10 9999.00 z 1.10
1950 9999.00 z 0.52 0.46 0.40 0.03 0.52 0.00 0.00 0.10 0.45 0.50 0.48 0.52
1951 9999.00 z 9999.00 z 0.15 0.30 0.63 0.35 0.33 0.22 0.93 0.22 0.60 0.47 0.93
1952 0.90 0.90 0.04 0.00 0.45 0.62 0.07 0.03 a 0.37 0.05 0.10 1.20 1.20
1953 0.50 0.50 9999.00 z 9999.00 z 1.65 0.52 0.00 0.20 0.00 0.25 0.18 g 0.30 1.65
1954 0.25 0.05 0.00 v 0.77 0.20 0.66 a 0.31 0.42 0.25 0.10 0.45 0.30 0.77
1955 0.45 0.30 0.23 0.34 a 0.32 0.30 0.23 0.00 0.95 0.25 0.40 0.51 0.95
1956 0.55 0.26 0.12 1.18 1.50 0.40 0.26 0.70 0.17 0.45 0.24 0.85 1.50
1957 0.72 0.35 0.40 9999.00 z 0.74 0.64 0.00 0.00 0.00 0.50 A 0.50 b 9999.00 z 0.74
1958 9999.00 z 0.80 0.50 0.39 1.35 0.78 0.00 0.63 0.43 0.00 0.25 9999.00 z 1.35
1959 0.43 0.32 0.39 A 0.80 1.10 0.00 0.00 0.33 0.96 0.60 A 0.52 0.18 c 1.10
1960 0.45 k 0.35 0.30 A 0.82 0.81 0.00 0.45 0.70 0.07 0.17 0.42 0.25 0.82
1961 0.65 0.20 A 9999.00 z 0.17 0.31 A 0.42 0.11 a 0.53 0.12 0.37 0.75 A 0.17 0.65
1962 0.68 A 0.21 0.20 0.48 1.00 0.17 0.02 0.05 0.30 0.72 0.56 A 0.32 1.00
1963 0.13 0.40 0.12 0.12 h 0.53 0.42 0.02 0.40 0.18 0.12 0.85 0.55 0.85
1964 0.30 0.24 0.25 0.40 0.24 0.56 0.65 0.24 0.57 0.12 0.14 0.40 0.65
1965 0.64 0.08 0.10 0.30 0.14 0.70 0.18 0.51 0.06 0.10 0.24 0.20 a 0.70
1966 0.25 0.08 i 0.08 c 0.00 b 0.10 0.20 0.25 0.15 0.15 0.52 A 0.63 0.50 0.63
1967 0.30 0.09 0.23 0.30 j 0.42 0.56 A 0.16 0.13 0.35 0.50 0.20 0.20 0.50
1968 0.24 0.50 0.42 0.53 0.42 0.20 0.00 0.48 0.00 0.18 c 0.98 0.36 0.98
1969 0.34 0.42 0.11 0.95 0.40 0.60 0.00 0.00 0.33 0.20 0.26 0.40 0.95
1970 0.32 0.30 0.45 0.12 0.65 0.63 0.27 0.00 0.64 0.35 0.34 0.29 0.65
1971 0.40 0.38 0.20 d 0.26 0.28 0.52 0.10 1.14 0.15 0.19 0.75 0.32 1.14
1972 0.15 0.35 0.56 0.10 0.32 0.60 0.18 0.15 0.33 0.19 0.60 0.63 0.63
1973 0.25 0.12 0.16 0.18 0.69 0.05 0.20 0.04 0.46 0.17 0.52 0.41 0.69
1974 0.56 0.20 0.34 0.14 0.12 0.58 0.69 0.12 0.00 0.12 0.22 0.69 0.69
1975 0.52 0.23 0.34 0.38 0.41 0.49 0.55 0.47 0.00 0.46 0.75 0.22 0.75
1976 0.80 0.18 0.16 0.53 0.24 0.35 0.45 0.66 0.27 0.00 0.13 0.09 0.80
1977 0.26 9999.00 z 9999.00 z 0.00 0.35 0.09 0.32 0.26 0.26 0.25 0.48 0.50 0.50
1978 0.27 0.50 0.25 1.08 0.61 0.15 0.48 0.31 0.28 0.00 0.30 0.81 1.08
1979 9999.00 z 0.35 0.66 0.31 0.55 0.60 0.00 0.39 0.12 0.19 0.33 0.50 0.66
1980 0.35 0.29 1.01 0.07 0.44 0.61 0.32 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.01
1981 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00
1982 9999.00 z 9999.00 z 0.17 0.67 0.72 0.34 1.48 a 0.11 d 0.24 0.95 0.10 0.41 1.48
1983 0.83 0.49 1.35 0.60 0.43 0.35 0.35 a 0.65 0.10 0.12 1.50 c 0.51 a 1.50
1984 3.00 1.00 0.46 0.41 0.41 9999.00 z 0.45 1.50 0.36 0.50 0.69 9999.00 z 3.00
1985 9999.00 z 0.27 a 0.21 0.40 0.32 0.43 0.65 0.89 0.71 1.24 9999.00 z 9999.00 z 1.24
1986 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.17 0.63 0.17 0.50 0.05 0.63
1987 0.00 z 0.05 1.01 0.00 0.30 0.07 0.25 0.05 0.00 0.00 0.30 0.30 d 1.01
1988 0.02 e 0.02 b 0.50 0.10 0.60 0.20 0.00 0.00 0.00 0.00 0.40 b 1.00 a 1.00
1989 0.45 0.26 0.21 0.10 0.40 0.60 0.03 0.60 0.60 0.55 0.50 0.15 0.60
1990 1.00 0.70 a 0.20 a 0.78 0.55 0.25 0.16 0.55 0.00 0.45 0.33 b 1.00 1.00
1991 0.28 c 0.21 1.00 a 0.50 A 0.85 0.60 0.00 0.00 0.32 1.00 0.45 0.12 a 1.00
1992 0.30 0.20 0.20 0.50 0.36 0.75 0.18 0.00 0.10 0.28 0.48 0.35 0.75
1993 1.08 b 0.12 0.43 0.38 A 0.56 2.03 b 0.87 1.41 0.00 0.22 0.30 a 0.50 a 2.03
1994 0.24 a 0.38 e 0.06 0.65 0.40 0.00 0.00 0.00 0.24 0.32 0.49 d 0.47 h 0.65
1995 0.50 a 0.10 a 0.45 0.40 0.15 0.55 0.60 0.45 0.07 0.14 0.90 2.25 b 2.25
1996 0.13 d 0.35 0.20 0.23 a 0.50 0.20 0.14 0.14 0.28 0.42 0.28 0.50 a 0.50
1997 0.40 0.27 0.12 9999.00 z 9999.00 z 0.68 0.68 a 9999.00 z 9999.00 z 0.07 a 0.28 9999.00 z 0.68
1998 9999.00 z 0.18 0.43 0.30 1.60 0.60 0.12 9999.00 z 9999.00 z 9999.00 z 9999.00 z 9999.00 z 1.60
1999 1.40 0.45 0.08 0.15 0.40 9999.00 z 0.10 0.28 0.00 9999.00 z 0.05 9999.00 z 1.40
2000 0.15 c 0.05 0.15 0.01 9999.00 z 0.01 0.00 0.00 0.03 0.04 c 0.04 0.03 0.15
2001 0.00 c 9999.00 z 0.02 0.03 0.30 0.01 0.03 0.00 9999.00 z 0.04 b 0.02 g 9999.00 z 0.30
2002 9999.00 z 0.00 9999.00 z 9999.00 z 0.03 0.04 9999.00 z 9999.00 z 9999.00 z 0.02 0.01 0.03 d 0.04
2003 0.03 f 0.01 9999.00 z 9999.00 z 9999.00 z 9999.00 z 0.04 0.06 a 0.01 0.03 9999.00 z 0.01 a 0.06
2004 0.00 k 9999.00 z 0.10 a 0.25 0.25 0.35 0.15 0.61 0.50 0.50 0.15 0.50 b 0.61
2005 0.00 c 0.00 c 0.25 0.50 0.85 1.60 0.20 0.00 0.40 0.30 0.25 c 0.40 a 1.60
2006 0.25 d 0.10 1.20 b 0.25 0.15 a 0.45 0.10 0.10 1.10 0.10 0.25 0.50 b 1.20
2007 0.25 9999.00 z 0.10 a 0.25 0.75 0.50 0.00 0.15 0.30 0.50 0.50 0.75 h 0.75
2008 0.10 n 0.25 c 0.25 a 0.15 0.55 0.25 0.40 0.30 0.90 0.10 0.61 0.27 h 0.90
2009 0.15 f 0.25 a 0.31 0.23 0.45 0.63 0.06 1.60 0.00 0.56 0.34 0.61 b 1.60
2010 0.36 a 0.24 0.35 1.29 0.25 0.68 0.05 0.03 0.24 0.31 0.30 1.07 b 1.29
2011 0.65 z 9999.00 z 0.65 r 0.14 z 0.65 0.31 0.00 0.03 0.00 0.35 9999.00 z 9999.00 z 0.65
Period of Record Statistics
MEAN 0.45 0.31 0.34 0.34 0.49 0.41 0.21 0.29 0.29 0.29 0.43 0.44 0.98
S.D. 0.42 0.26 0.29 0.28 0.34 0.33 0.26 0.35 0.31 0.26 0.29 0.33 0.39
SKEW 3.53 2.62 1.72 1.39 1.35 1.97 1.97 1.86 1.78 1.33 1.37 2.42 1.42
MAX 3.00 1.75 1.35 1.29 1.65 2.03 1.48 1.60 1.70 1.24 1.50 2.25 2.25
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.00 0.53
NO YRS 68 74 80 76 85 83 86 85 83 86 83 77 33