MONUMENT 2, OREGON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 42.7 49.6 57.4 64.6 71.9 80.9 90.6 90.6 81.8 68.7 51.6 43.1 66.1
Highest Mean Max. Temperature (F) 49.8 56.7 64.7 73.9 80.2 89.6 97.9 97.6 89.9 81.1 59.7 48.6 97.9
Year Highest Occurred 1994 1991 1992 1987 1992 1986 1998 1971 1990 1988 1999 1980 1998
Lowest Mean Max. Temperature (F) 28.4 37.3 52.2 55.8 64.0 74.2 80.6 81.9 72.5 61.5 37.9 33.2 28.4
Year Lowest Occurred 1979 1989 1971 1975 1977 1991 1993 1976 1985 1984 1985 1983 1979
Mean Temperature (F) 32.3 37.6 43.8 49.4 56.1 63.4 70.3 69.6 61.3 50.5 40.0 32.8 50.6
Highest Mean Temperature (F) 37.7 43.9 48.2 54.8 61.7 69.4 75.9 74.7 66.9 59.0 45.7 39.3 75.9
Year Highest Occurred 1994 1991 1986 1987 1997 1986 1998 1971 1990 1988 1999 1973 1998
Lowest Mean Temperature (F) 17.5 25.5 39.7 43.0 51.8 59.2 64.5 65.6 55.2 47.1 28.0 21.9 17.5
Year Lowest Occurred 1979 1989 1971 1975 1977 1976 1993 1985 1985 1984 1985 1985 1979
Mean Min. Temperature (F) 21.8 25.6 30.1 34.1 40.2 45.9 50.0 48.5 40.7 32.2 28.3 22.5 35.0
Highest Mean Min. Temperature (F) 27.1 31.5 34.3 37.2 44.6 49.4 55.2 52.5 45.1 37.7 34.3 30.2 55.2
Year Highest Occurred 1978 1986 1986 1989 1993 1992 1975 1983 1998 1979 1973 1973 1975
Lowest Mean Min. Temperature (F) 6.5 13.6 24.9 29.1 36.9 42.0 46.7 44.0 35.8 29.4 18.1 10.2 6.5
Year Lowest Occurred 1979 1989 1985 1999 1982 1976 1981 1988 1999 1987 1985 1985 1979
Mean Precipitation (in.) 1.42 1.15 1.51 1.37 1.55 1.20 0.56 0.77 0.60 0.92 1.58 1.39 14.02
Highest Precipitation (in.) 2.96 3.01 3.73 2.56 3.40 2.69 2.35 2.83 1.79 2.30 3.29 3.52 3.73
Year Highest Occurred 1998 1986 1983 1978 1981 1993 1992 1976 1973 1982 1973 1981 1983
Lowest Precipitation (in.) 0.23 0.18 0.64 0.28 0.23 0.11 0.00 0.00 0.00 0.00 0.47 0.16 0.00
Year Lowest Occurred 1992 1990 1985 2000 1974 1973 1999 2000 1999 1988 1976 1976 1999
Heating Degree Days (F) 1016. 768. 659. 470. 287. 109. 21. 30. 163. 452. 752. 999. 5726.
Cooling Degree Days (F) 0. 0. 0. 1. 9. 61. 186. 172. 51. 0. 0. 0. 480.

Western Regional Climate Center, wrcc@dri.edu