CLE ELUM, WASHINGTON

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 35.6 41.2 49.9 57.6 65.7 72.2 80.2 80.7 73.1 60.3 43.1 34.8 57.9
Highest Mean Max. Temperature (F) 45.1 48.6 59.0 63.3 72.8 79.8 86.5 88.3 81.3 67.9 48.7 39.9 88.3
Year Highest Occurred 1994 1991 1992 1980 1992 1992 1985 1971 1990 1987 1976 1976 1971
Lowest Mean Max. Temperature (F) 23.8 34.3 43.0 53.1 58.8 66.8 69.4 73.4 64.8 54.5 30.8 24.9 23.8
Year Lowest Occurred 1979 1989 1971 1975 1996 1999 1993 1995 1986 1995 1985 1985 1979
Mean Temperature (F) 28.7 32.9 39.6 45.9 53.4 60.1 66.5 66.6 58.2 47.4 36.4 28.9 47.1
Highest Mean Temperature (F) 37.3 39.2 45.2 49.8 58.4 65.7 71.2 71.6 63.3 53.2 41.0 34.7 71.6
Year Highest Occurred 1994 1991 1992 1980 1993 1992 1985 1977 1998 1988 1987 1974 1977
Lowest Mean Temperature (F) 14.9 23.8 33.4 41.8 49.0 56.8 59.9 61.3 53.3 43.8 23.9 19.9 14.9
Year Lowest Occurred 1979 1989 1971 1982 1996 1971 1993 1995 1985 1984 1985 1985 1979
Mean Min. Temperature (F) 21.7 24.5 29.2 34.1 41.1 47.9 52.8 52.4 43.2 34.5 29.6 22.9 36.2
Highest Mean Min. Temperature (F) 31.8 31.7 32.9 38.0 44.5 51.8 58.1 56.3 47.9 39.6 34.5 30.4 58.1
Year Highest Occurred 1981 1992 1983 1994 1993 1986 1998 1977 1998 1979 1989 1979 1998
Lowest Mean Min. Temperature (F) 6.0 13.2 23.8 28.3 37.9 44.4 50.0 47.2 38.0 30.6 16.9 11.8 6.0
Year Lowest Occurred 1979 1989 1971 1982 1984 1976 1999 1980 1971 1974 1985 1984 1979
Mean Precipitation (in.) 3.85 2.57 1.67 1.15 0.94 0.97 0.45 0.57 0.93 1.73 3.90 4.11 22.84
Highest Precipitation (in.) 8.87 6.59 4.45 2.69 1.95 2.21 1.55 2.81 2.76 5.98 8.96 9.51 9.51
Year Highest Occurred 1972 1972 1972 1996 1998 1972 1994 1990 2000 1990 1990 1977 1977
Lowest Precipitation (in.) 0.31 0.08 0.25 0.39 0.05 0.06 0.00 0.00 0.00 0.03 0.91 0.17 0.00
Year Lowest Occurred 1985 1973 1981 1973 1992 1987 1984 1973 1991 1987 1976 2000 1984
Heating Degree Days (F) 1127. 900. 789. 574. 361. 175. 64. 63. 230. 546. 860. 1121. 6810.
Cooling Degree Days (F) 0. 0. 0. 0. 2. 27. 111. 111. 24. 0. 0. 0. 275.

Western Regional Climate Center, wrcc@dri.edu