ROCK CREEK, OREGON

Monthly Total Precipitation (inches)

(357250)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201005
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
1920 0.00 z 0.00 z 0.00 z 1.73 1.07 0.84 0.05 1.69 1.76 1.71 1.20 2.43 12.48
1921 3.89 2.79 1.35 1.53 3.07 0.00 z 0.11 0.72 0.79 0.63 5.45 1.43 21.76
1922 1.58 3.01 2.61 1.01 0.54 1.06 0.00 0.15 0.07 0.61 0.30 3.62 14.56
1923 3.13 p 1.03 1.22 0.68 2.15 2.41 0.96 0.66 0.31 1.89 0.67 2.25 14.23
1924 1.02 1.35 1.08 0.35 0.00 1.12 0.03 0.31 0.03 2.00 2.98 2.76 13.03
1925 3.45 1.51 1.02 1.75 1.17 1.26 1.03 2.24 0.96 0.35 0.56 2.52 17.82
1926 1.81 2.56 1.01 1.53 1.21 0.79 0.22 1.72 0.35 0.54 3.27 2.30 17.31
1927 2.39 2.29 0.89 1.02 1.65 2.77 r 0.33 0.71 3.32 r 2.23 5.00 1.62 18.13
1928 2.48 1.05 3.38 2.04 0.15 0.43 p 0.99 0.00 0.48 1.14 1.28 1.70 14.69
1929 4.77 0.76 1.49 1.91 1.36 3.28 0.00 0.49 0.40 0.42 0.25 4.99 20.12
1930 1.52 3.58 0.45 2.56 2.16 0.92 0.16 1.04 0.85 1.04 1.04 0.47 15.79
1931 2.05 0.77 3.57 0.68 1.53 1.45 0.00 0.16 0.36 1.38 1.73 4.98 18.66
1932 2.85 2.20 3.77 0.75 1.57 0.69 0.39 0.14 0.15 0.60 2.20 1.68 16.99
1933 3.86 2.06 1.78 0.67 2.28 2.64 0.01 0.82 0.98 1.58 0.74 3.78 21.20
1934 1.09 0.55 1.47 1.41 0.64 2.90 0.19 0.00 0.40 2.57 2.40 2.78 16.40
1935 1.91 1.16 1.72 3.11 1.25 0.38 1.04 0.20 0.03 1.05 0.80 1.05 13.70
1936 4.43 k 3.24 1.58 2.21 0.99 2.27 0.70 0.08 0.83 0.15 0.00 2.75 14.80
1937 3.68 2.74 2.48 2.75 0.14 2.58 0.86 0.37 0.24 2.90 3.11 3.46 25.31
1938 2.53 3.95 2.69 1.20 0.43 1.98 1.32 0.49 0.74 1.39 2.16 1.59 20.47
1939 1.72 3.14 2.47 0.32 1.63 0.78 0.28 0.16 0.84 1.17 0.04 2.75 15.30
1940 2.66 5.56 2.67 1.48 1.21 0.34 1.65 0.00 4.34 4.83 r 2.77 2.18 24.86
1941 1.95 3.03 0.28 1.85 3.73 4.35 1.14 2.99 1.50 1.73 1.94 5.24 29.73
1942 1.30 2.45 0.76 2.09 3.50 2.33 0.87 0.89 0.39 0.81 3.96 4.62 23.97
1943 3.96 2.02 1.27 1.82 1.47 3.16 0.40 0.63 0.00 1.66 0.92 1.32 18.63
1944 0.76 2.58 1.43 1.45 0.85 4.07 0.61 0.00 0.51 1.16 2.36 1.38 17.16
1945 2.13 3.16 1.51 1.25 2.88 1.20 0.06 1.16 1.17 0.41 4.99 3.36 23.28
1946 2.40 1.88 1.20 0.48 3.16 1.48 0.90 0.85 0.48 1.80 3.94 1.78 20.35
1947 1.84 0.88 0.99 1.66 0.96 2.87 0.72 0.81 0.54 4.24 2.67 2.09 20.27
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.70 1.09 0.00 z 1.25 3.73 5.17 11.94
1949 0.49 4.18 0.79 a 0.72 2.30 0.63 0.16 0.22 0.69 0.50 2.13 2.01 14.82
1950 3.62 2.18 2.23 1.39 0.40 2.98 0.49 0.59 0.16 3.69 1.90 1.86 21.49
1951 3.70 1.83 2.84 0.46 1.91 0.72 0.46 0.76 0.04 2.76 2.22 4.36 22.06
1952 3.08 1.95 1.13 1.03 2.26 2.93 0.33 0.63 0.44 0.00 0.82 3.59 18.19
1953 4.41 2.76 2.87 1.80 3.41 2.35 0.00 1.44 0.11 0.81 2.34 2.71 25.01
1954 3.80 1.32 1.15 1.45 0.90 2.81 0.55 1.03 0.29 0.51 1.23 1.67 16.71
1955 1.46 1.27 1.85 2.22 1.20 0.99 1.28 0.00 1.00 2.10 3.70 6.20 23.27
1956 3.80 3.13 1.23 0.73 4.14 2.24 1.53 1.41 0.20 2.66 1.11 2.57 24.75
1957 1.71 a 2.76 2.84 1.60 4.18 1.18 0.47 0.48 0.14 2.99 1.38 4.30 24.03
1958 3.27 2.86 1.82 3.03 1.13 2.76 1.07 0.49 0.93 1.49 3.45 3.03 25.33
1959 3.14 1.70 1.41 0.54 2.34 0.54 0.21 0.88 4.16 1.40 1.36 0.91 18.59
1960 2.13 2.79 2.34 1.78 3.60 0.37 0.88 0.95 0.79 0.98 4.34 1.22 22.17
1961 0.71 3.02 2.10 0.79 1.83 0.90 0.13 1.68 0.66 1.38 2.79 2.42 18.41
1962 1.65 1.89 1.80 1.31 2.77 0.39 0.26 0.47 0.77 4.20 2.34 1.78 19.63
1963 0.71 2.53 2.38 2.37 2.03 0.99 0.82 0.29 1.55 0.56 3.05 1.52 18.80
1964 3.50 0.70 2.15 0.65 0.74 3.56 1.69 0.45 0.72 0.61 2.31 9.38 26.46
1965 5.62 0.93 0.71 1.71 0.94 1.47 1.39 3.85 0.43 0.19 2.27 1.10 20.61
1966 3.30 1.87 1.61 0.40 0.77 1.31 1.05 0.19 1.37 1.16 3.04 3.41 19.48
1967 2.93 0.66 3.04 2.15 1.16 1.78 0.18 0.09 0.57 3.42 1.68 2.19 19.85
1968 2.69 1.88 0.49 0.41 1.34 0.00 z 0.41 2.42 0.44 2.47 3.56 3.81 19.92
1969 3.21 1.69 0.46 1.65 2.67 3.26 0.65 0.00 0.70 1.25 0.57 4.09 20.20
1970 5.39 0.95 2.52 0.34 2.81 1.76 1.74 0.00 2.51 1.57 3.59 3.36 26.54
1971 4.37 0.81 2.32 1.51 2.62 2.83 0.71 0.31 1.11 0.94 2.45 4.32 24.30
1972 2.82 1.66 1.98 1.03 1.13 3.83 0.68 1.70 1.38 0.25 1.75 2.58 20.79
1973 1.45 1.08 0.56 0.66 2.05 0.36 0.05 0.79 1.36 0.84 6.66 4.28 d 20.14
1974 3.94 2.06 3.04 1.00 1.09 0.58 1.58 0.15 0.00 0.69 1.22 3.52 18.87
1975 3.33 2.78 2.29 1.79 0.51 2.04 0.98 0.69 0.08 2.82 1.54 i 1.97 19.28
1976 2.62 1.88 1.57 1.89 0.74 0.95 0.82 2.70 0.98 0.31 0.56 0.27 15.29
1977 0.33 0.61 0.99 0.30 2.99 1.95 0.21 0.84 1.39 1.05 2.92 3.74 17.32
1978 2.21 2.41 1.25 4.50 1.11 0.89 1.58 1.37 1.97 0.00 1.76 2.87 21.92
1979 1.80 4.26 1.60 0.95 1.09 1.95 1.13 1.47 0.48 1.72 2.19 1.87 20.51
1980 3.20 1.88 1.41 2.23 2.20 3.06 0.89 0.18 2.50 0.83 1.73 4.90 25.01
1981 1.83 1.94 1.96 1.57 2.57 2.23 0.65 0.22 0.43 0.72 2.19 3.34 19.65
1982 3.74 2.21 1.87 1.58 1.04 2.62 3.68 1.03 1.93 2.28 1.69 3.82 27.49
1983 2.90 3.27 3.61 1.26 0.99 1.33 0.54 h 1.36 0.59 0.45 3.82 b 5.61 25.19
1984 2.33 1.75 2.98 1.48 f 1.79 2.44 1.12 3.53 0.38 1.67 4.02 d 2.09 24.10
1985 0.21 1.37 2.06 0.61 1.54 1.14 0.98 0.80 1.38 n 1.36 3.74 0.96 14.77
1986 3.07 4.48 1.62 1.07 1.53 0.88 0.56 0.43 1.19 0.69 2.31 0.43 18.26
1987 1.85 1.85 1.99 0.85 1.48 1.94 1.55 0.16 0.00 0.00 1.15 3.19 16.01
1988 2.18 1.32 1.80 1.09 1.52 2.89 0.06 0.24 0.64 0.11 5.28 2.41 19.54
1989 3.22 1.31 2.92 1.50 2.40 0.82 0.46 3.24 f 0.60 1.32 1.30 0.32 16.17
1990 2.96 1.65 1.02 2.54 1.98 1.50 0.63 1.13 0.00 1.36 g 1.71 1.67 16.79
1991 1.10 0.54 2.72 i 1.01 4.81 2.34 0.54 0.14 0.36 0.72 4.52 0.76 16.84
1992 1.04 0.87 1.02 1.42 0.33 2.72 2.76 0.17 0.71 1.40 j 2.79 3.07 16.90
1993 3.85 1.06 2.15 i 1.30 1.03 3.67 a 0.90 2.65 i 0.00 0.58 j 0.58 2.15 14.54
1994 1.38 1.68 0.19 0.95 2.59 0.97 0.80 0.04 1.06 e 0.72 c 3.39 1.41 15.18
1995 1.86 1.76 4.06 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.11 1.27 5.30 4.30 14.60
1996 2.64 2.26 0.42 2.68 2.49 0.90 0.34 0.80 0.23 0.94 3.48 8.15 25.33
1997 2.92 1.06 0.00 z 1.67 1.22 1.35 3.77 0.72 0.58 1.36 0.83 0.93 16.41
1998 3.03 1.91 1.04 s 1.49 5.32 1.31 2.82 0.32 1.98 0.34 4.45 3.22 26.19
1999 2.32 3.95 0.67 0.41 0.69 0.44 0.10 0.78 0.00 1.84 2.77 2.50 16.47
2000 3.73 2.65 1.91 0.55 1.10 0.89 0.58 0.01 1.29 2.48 1.15 1.28 17.62
2001 1.21 0.61 1.12 1.93 1.27 1.22 0.00 z 0.00 z 0.38 1.81 2.26 4.38 16.19
2002 2.68 0.95 1.99 0.94 0.24 0.70 0.99 0.97 0.48 0.18 0.69 b 4.48 15.29
2003 2.43 1.17 2.54 2.36 2.43 0.74 0.66 0.97 0.42 0.47 1.33 3.08 18.60
2004 3.56 2.51 0.74 0.64 a 1.93 1.40 0.99 0.88 0.95 2.34 0.76 2.16 18.86
2005 1.31 0.53 2.14 1.19 3.07 1.32 0.40 0.00 0.11 2.16 2.88 4.01 19.12
2006 3.99 1.89 1.34 1.86 1.96 1.15 0.51 0.40 0.00 z 0.00 z 2.17 h 2.54 g 13.10
2007 0.80 0.75 a 0.42 c 0.73 1.06 1.13 0.74 0.70 0.46 2.45 1.90 c 4.28 15.42
2008 2.76 1.95 1.41 0.95 3.41 1.34 0.75 0.54 0.72 1.16 2.59 1.89 19.47
2009 2.89 1.12 3.04 1.69 1.62 4.95 0.56 1.86 0.02 2.97 0.94 1.65 23.31
2010 2.52 0.69 0.89 2.34 0.92 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 7.36
Period of Record Statistics
MEAN 2.56 1.98 1.72 1.41 1.77 1.76 0.78 0.78 0.76 1.37 2.33 2.85 19.94
S.D. 1.14 1.03 0.85 0.75 1.08 1.06 0.72 0.78 0.78 0.97 1.41 1.61 3.66
SKEW 0.15 0.81 0.36 0.98 0.90 0.76 2.04 1.78 2.39 0.89 0.63 1.20 0.43
MAX 5.62 5.56 3.77 4.50 5.32 4.95 3.77 3.85 4.34 4.24 6.66 9.38 29.73
MIN 0.21 0.53 0.19 0.30 0.00 0.34 0.00 0.00 0.00 0.00 0.00 0.27 13.03
NO YRS 87 89 84 88 89 84 87 86 86 85 88 89 67