EVERGREEN, COLORADO

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 43.3 44.6 47.8 55.3 63.9 74.3 80.6 78.3 70.6 61.6 50.1 43.4 59.5
Highest Mean Max. Temperature (F) 52.0 49.1 58.0 62.1 70.6 80.6 85.4 81.9 78.3 67.4 55.6 53.2 62.1
Year Highest Occurred 1986 1981 1989 1981 1974 1980 1962 1985 1983 1963 1965 1980 1962
Lowest Mean Max. Temperature (F) 33.6 36.6 37.2 46.1 57.7 65.7 76.1 75.1 62.2 51.2 41.8 35.1 57.3
Year Lowest Occurred 1979 1989 1965 1973 1983 1969 1990 1968 1965 1969 1972 1983 1973
Mean Temperature (F) 25.7 27.9 32.4 40.3 48.5 57.5 63.4 61.5 53.5 44.0 33.5 26.5 42.9
Highest Mean Temperature (F) 34.5 33.5 39.7 45.7 52.2 62.0 66.7 65.1 58.4 49.0 38.1 35.9 45.2
Year Highest Occurred 1986 1976 1986 1981 1974 1977 1966 1983 1983 1963 1981 1980 1981
Lowest Mean Temperature (F) 17.8 21.0 21.9 32.8 43.5 52.2 60.5 58.5 47.7 35.5 25.4 18.2 40.6
Year Lowest Occurred 1979 1989 1965 1973 1983 1969 1973 1974 1965 1969 1972 1983 1973
Mean Min. Temperature (F) 8.1 11.1 16.9 25.2 33.1 40.6 46.2 44.6 36.3 26.2 16.9 9.5 26.2
Highest Mean Min. Temperature (F) 16.9 17.9 23.6 29.9 36.2 45.5 49.6 48.6 41.4 30.5 21.7 18.6 29.3
Year Highest Occurred 1986 1986 1986 1985 1987 1988 1966 1983 1963 1963 1981 1980 1981
Lowest Mean Min. Temperature (F) -2.8 2.4 6.6 19.0 29.2 38.2 41.5 39.9 31.9 19.8 8.9 1.2 23.6
Year Lowest Occurred 1962 1966 1965 1983 1983 1971 1972 1974 1968 1969 1972 1983 1968
Mean Precipitation (in.) 0.47 0.75 1.58 2.05 2.66 2.20 2.47 2.26 1.46 1.33 0.99 0.77 18.99
Highest Precipitation (in.) 1.42 1.50 5.73 6.32 10.94 4.75 6.92 5.44 2.92 5.33 3.36 2.91 27.98
Year Highest Occurred 1989 1987 1983 1980 1969 1965 1965 1984 1961 1969 1983 1973 1969
Lowest Precipitation (in.) 0.02 0.09 0.11 0.00 0.25 0.23 0.31 0.38 0.02 0.02 0.04 0.00 10.96
Year Lowest Occurred 1977 1973 1982 1963 1974 1971 1978 1978 1978 1964 1984 1980 1962
Heating Degree Days (F) 1218. 1039. 1011. 741. 512. 234. 78. 122. 349. 651. 945. 1194. 8094.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 9. 28. 14. 0. 0. 0. 0. 51.

Western Regional Climate Center, wrcc@dri.edu