CHEMULT, OREGON

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 37.1 41.6 46.0 53.8 64.4 73.4 82.0 80.7 73.2 61.9 43.3 36.7 57.8
Highest Mean Max. Temperature (F) 43.9 48.5 52.8 70.9 70.2 80.8 88.0 88.0 80.8 76.0 52.1 43.2 61.6
Year Highest Occurred 1985 1963 1978 1987 1987 1986 1985 1967 1974 1988 1969 1989 1988
Lowest Mean Max. Temperature (F) 30.3 35.8 40.5 43.3 54.9 64.7 76.5 72.3 65.4 51.6 35.1 30.4 55.3
Year Lowest Occurred 1973 1969 1975 1967 1977 1980 1963 1976 1978 1984 1985 1972 1975
Mean Temperature (F) 26.4 30.1 33.9 39.2 47.1 54.4 60.2 59.2 52.5 44.2 33.3 26.3 42.2
Highest Mean Temperature (F) 32.5 38.6 39.3 49.0 51.2 59.9 64.4 64.2 57.6 51.6 38.4 31.2 44.2
Year Highest Occurred 1981 1963 1978 1987 1969 1961 1985 1967 1990 1988 1981 1962 1987
Lowest Mean Temperature (F) 18.4 21.3 29.5 33.3 41.6 50.0 56.7 54.9 48.1 39.2 25.5 19.2 40.7
Year Lowest Occurred 1979 1989 1971 1967 1977 1980 1987 1976 1986 1969 1985 1978 1975
Mean Min. Temperature (F) 15.5 18.6 21.8 24.5 29.8 35.4 38.5 37.6 31.7 26.5 23.3 15.9 26.6
Highest Mean Min. Temperature (F) 25.3 28.6 27.8 28.8 34.1 40.1 42.7 42.6 36.4 33.3 30.7 24.4 28.9
Year Highest Occurred 1978 1963 1983 1965 1963 1969 1980 1977 1963 1979 1981 1973 1981
Lowest Mean Min. Temperature (F) 3.4 5.3 13.0 20.8 27.2 31.1 34.3 33.1 26.7 20.9 11.9 4.5 22.9
Year Lowest Occurred 1979 1989 1985 1968 1978 1976 1986 1988 1965 1974 1978 1984 1985
Mean Precipitation (in.) 4.12 2.88 2.57 1.16 0.96 0.83 0.52 0.78 0.83 1.58 4.21 4.48 24.92
Highest Precipitation (in.) 10.06 6.06 7.02 2.92 3.45 1.78 2.93 2.74 2.90 4.96 11.94 14.71 33.15
Year Highest Occurred 1970 1986 1989 1963 1990 1977 1987 1976 1986 1962 1973 1964 1983
Lowest Precipitation (in.) 0.49 0.33 0.10 0.01 0.16 0.06 0.00 0.00 0.00 0.00 0.10 0.23 14.35
Year Lowest Occurred 1985 1964 1965 1968 1970 1973 1967 1981 1990 1990 1989 1976 1976
Heating Degree Days (F) 1197. 977. 964. 774. 555. 322. 163. 198. 379. 645. 951. 1200. 8325.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 0. 14. 18. 0. 0. 0. 0. 32.

Western Regional Climate Center, wrcc@dri.edu