P RANCH REFUGE, OREGON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 41.9 47.3 53.9 60.9 68.6 76.6 85.7 86.3 78.5 67.1 50.1 42.3 63.3
Highest Mean Max. Temperature (F) 49.1 56.1 61.5 69.3 78.3 84.0 90.4 91.4 85.8 78.5 61.4 49.6 91.4
Year Highest Occurred 1994 1995 1994 1987 1992 1974 1985 1997 1981 1988 1995 1980 1997
Lowest Mean Max. Temperature (F) 31.9 35.1 48.4 51.3 61.8 69.3 75.5 77.6 68.1 57.1 41.1 35.0 31.9
Year Lowest Occurred 1979 1989 1971 1975 1977 1984 1993 1976 1986 1984 1985 1985 1979
Mean Temperature (F) 31.1 35.5 40.6 46.0 53.3 59.9 66.2 65.4 57.5 48.7 38.0 31.5 47.8
Highest Mean Temperature (F) 37.6 41.8 44.8 52.2 58.8 65.4 70.5 71.4 61.5 55.7 47.3 37.3 71.4
Year Highest Occurred 1998 1995 1986 1990 1992 1974 1985 1971 1979 1988 1995 1973 1971
Lowest Mean Temperature (F) 21.4 25.0 36.3 38.6 48.9 54.5 58.0 61.1 50.1 44.8 30.6 22.7 21.4
Year Lowest Occurred 1979 1989 1977 1975 1977 1984 1993 1976 1985 1984 1985 1985 1979
Mean Min. Temperature (F) 20.3 23.7 27.2 31.1 37.9 43.2 46.6 44.5 36.4 30.3 25.8 20.6 32.3
Highest Mean Min. Temperature (F) 27.0 30.1 32.8 35.3 42.5 46.8 51.5 51.8 42.2 36.4 33.6 28.6 51.8
Year Highest Occurred 1998 1986 1983 1990 1993 1974 1975 1971 1996 1979 1973 1973 1971
Lowest Mean Min. Temperature (F) 8.5 15.0 22.3 25.5 33.9 39.8 40.6 39.2 32.1 26.2 16.1 8.8 8.5
Year Lowest Occurred 1977 1989 1990 1997 1982 1984 1993 1980 1985 1978 1993 1990 1977
Mean Precipitation (in.) 1.06 0.97 1.21 1.43 1.56 1.12 0.45 0.64 0.72 0.92 1.17 1.28 12.53
Highest Precipitation (in.) 3.13 3.43 3.20 4.82 3.82 2.79 1.89 3.07 2.08 2.57 2.54 4.91 4.91
Year Highest Occurred 1972 1986 1983 1997 1998 1987 1987 1976 1986 2000 1988 1983 1983
Lowest Precipitation (in.) 0.09 0.17 0.18 0.21 0.15 0.17 0.00 0.00 0.00 0.00 0.12 0.01 0.00
Year Lowest Occurred 1985 1977 1994 1977 1976 1985 1994 2000 1999 1997 1976 1976 1994
Heating Degree Days (F) 1051. 826. 759. 570. 366. 180. 63. 79. 243. 505. 812. 1040. 6494.
Cooling Degree Days (F) 0. 0. 0. 0. 2. 26. 99. 91. 17. 0. 0. 0. 235.

Western Regional Climate Center, wrcc@dri.edu