CLE ELUM, WASHINGTON

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 35.0 41.7 49.2 56.7 65.1 72.6 79.8 80.0 72.1 59.9 43.3 35.0 57.5
Highest Mean Max. Temperature (F) 40.9 49.2 54.7 63.3 71.1 78.5 86.5 90.0 81.3 67.9 48.6 41.5 60.5
Year Highest Occurred 1967 1963 1981 1980 1983 1961 1985 1967 1990 1987 1987 1962 1967
Lowest Mean Max. Temperature (F) 23.8 34.3 41.4 50.9 58.7 66.0 72.6 73.1 64.7 54.7 30.8 24.1 54.1
Year Lowest Occurred 1979 1989 1971 1970 1962 1971 1986 1975 1978 1990 1985 1985 1985
Mean Temperature (F) 27.7 33.1 38.7 44.9 52.2 59.8 65.4 65.3 56.7 46.4 36.0 28.3 46.2
Highest Mean Temperature (F) 35.5 39.2 42.1 49.3 55.8 63.8 70.3 71.1 62.8 53.2 40.7 34.9 49.0
Year Highest Occurred 1981 1967 1983 1980 1983 1969 1985 1967 1967 1988 1965 1962 1967
Lowest Mean Temperature (F) 14.4 23.8 32.3 40.8 48.7 54.9 61.5 60.1 51.7 42.5 23.0 19.0 43.0
Year Lowest Occurred 1979 1989 1971 1975 1984 1971 1986 1964 1971 1970 1985 1985 1985
Mean Min. Temperature (F) 20.4 24.5 28.2 33.1 39.3 46.9 51.1 50.5 41.3 32.8 28.5 21.6 34.9
Highest Mean Min. Temperature (F) 30.8 31.0 32.2 36.8 42.3 50.3 55.2 55.3 46.4 39.3 34.5 29.1 37.3
Year Highest Occurred 1981 1967 1983 1990 1980 1986 1975 1990 1966 1988 1989 1979 1967
Lowest Mean Min. Temperature (F) 5.0 13.2 23.1 27.3 36.7 42.9 47.6 45.0 35.7 27.7 15.2 10.5 31.8
Year Lowest Occurred 1979 1989 1971 1982 1984 1976 1964 1980 1971 1970 1985 1984 1985
Mean Precipitation (in.) 4.06 2.54 1.69 1.33 0.83 0.76 0.37 0.66 0.86 1.57 3.62 4.26 22.55
Highest Precipitation (in.) 8.87 6.59 4.45 2.98 2.06 2.21 1.35 2.81 2.35 5.98 8.96 9.51 37.53
Year Highest Occurred 1972 1972 1972 1969 1962 1972 1966 1990 1977 1990 1990 1977 1990
Lowest Precipitation (in.) 0.31 0.08 0.25 0.14 0.02 0.10 0.00 0.00 0.02 0.03 0.88 1.31 15.92
Year Lowest Occurred 1985 1973 1981 1966 1967 1970 1984 1973 1975 1987 1969 1976 1979
Heating Degree Days (F) 1156. 893. 815. 603. 397. 178. 66. 90. 267. 577. 870. 1138. 7050.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 22. 79. 99. 18. 0. 0. 0. 218.

Western Regional Climate Center, wrcc@dri.edu