COTTAGE GROVE 1 S, OREGON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 48.0 52.9 57.5 62.2 67.9 74.1 81.3 81.9 76.5 65.5 53.3 47.1 64.0
Highest Mean Max. Temperature (F) 51.8 59.2 63.3 68.5 76.1 80.0 86.9 86.9 83.5 72.6 58.0 52.8 86.9
Year Highest Occurred 1994 1991 1986 1987 1992 1987 1985 1986 1974 1987 1999 1979 1985
Lowest Mean Max. Temperature (F) 39.4 46.5 52.5 56.5 62.5 68.6 73.9 76.3 70.3 60.9 45.8 41.2 39.4
Year Lowest Occurred 1979 1989 1975 1975 1991 1980 1993 1975 1977 1984 1985 1990 1979
Mean Temperature (F) 40.2 43.5 46.6 50.0 54.7 59.8 64.7 64.8 60.1 52.9 45.2 40.1 51.9
Highest Mean Temperature (F) 43.7 48.6 49.9 54.0 59.6 63.7 68.3 68.2 64.8 56.2 50.1 44.0 68.3
Year Highest Occurred 1998 1991 1992 1992 1997 2000 1996 1977 1998 1988 1995 1973 1996
Lowest Mean Temperature (F) 32.4 35.3 42.6 45.3 51.9 55.4 60.8 60.6 55.8 49.9 37.0 33.4 32.4
Year Lowest Occurred 1979 1989 1985 1975 1977 1976 1983 1980 1985 1971 1985 1985 1979
Mean Min. Temperature (F) 32.3 34.0 35.7 37.7 41.5 45.5 48.1 47.6 43.7 40.2 37.1 33.1 39.7
Highest Mean Min. Temperature (F) 36.6 38.3 39.2 42.2 46.5 49.1 53.1 55.0 48.6 43.3 43.1 38.4 55.0
Year Highest Occurred 1990 2000 1993 1992 2000 2000 1995 1999 1998 1988 1995 1973 1999
Lowest Mean Min. Temperature (F) 25.4 24.1 30.8 31.9 37.3 40.1 44.1 41.9 39.6 34.6 28.1 23.0 23.0
Year Lowest Occurred 1979 1989 1985 1982 1982 1976 1986 1980 1972 1974 1985 1985 1985
Mean Precipitation (in.) 6.51 5.40 5.20 4.00 2.81 1.53 0.60 0.92 1.48 3.22 7.27 6.96 45.90
Highest Precipitation (in.) 11.55 12.05 9.01 8.02 5.67 3.79 3.44 3.85 4.33 6.38 16.89 17.88 17.88
Year Highest Occurred 1995 1986 1974 1992 1993 1995 1987 1976 1986 1990 1973 1996 1996
Lowest Precipitation (in.) 0.82 1.06 1.69 1.65 0.54 0.17 0.00 0.00 0.00 0.09 1.63 1.37 0.00
Year Lowest Occurred 1985 1988 1978 1999 1992 1987 1973 1994 1999 1987 1993 1976 1973
Heating Degree Days (F) 770. 602. 571. 452. 320. 169. 75. 67. 170. 377. 594. 771. 4938.
Cooling Degree Days (F) 0. 0. 0. 0. 1. 12. 65. 60. 23. 0. 0. 0. 161.

Western Regional Climate Center, wrcc@dri.edu