FT DUCHESNE, UTAH

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 27.7 35.9 49.6 62.1 72.6 83.2 91.0 88.3 78.1 64.6 47.1 31.7 61.0
Highest Mean Max. Temperature (F) 43.5 50.3 61.4 69.7 80.3 91.5 95.1 91.7 85.6 72.4 54.3 43.5 64.6
Year Highest Occurred 1981 1963 1972 1989 1969 1977 1989 1969 1979 1988 1965 1980 1981
Lowest Mean Max. Temperature (F) 13.8 21.0 41.1 55.3 66.4 74.6 86.3 81.3 69.7 55.8 33.8 16.0 56.9
Year Lowest Occurred 1973 1985 1965 1968 1983 1967 1965 1968 1961 1969 1971 1978 1973
Mean Temperature (F) 14.7 21.9 35.7 46.4 56.0 65.1 72.2 69.6 59.6 47.7 33.7 19.2 45.2
Highest Mean Temperature (F) 28.8 33.3 45.2 52.9 60.6 70.7 75.5 73.3 64.9 54.0 40.5 30.9 49.4
Year Highest Occurred 1981 1963 1986 1989 1969 1977 1988 1983 1990 1988 1965 1980 1981
Lowest Mean Temperature (F) 0.4 8.0 28.8 40.5 51.8 60.3 70.1 64.2 53.5 41.5 24.7 5.4 41.2
Year Lowest Occurred 1973 1985 1965 1970 1975 1967 1973 1968 1965 1969 1971 1978 1973
Mean Min. Temperature (F) 1.6 7.9 21.8 30.6 39.3 46.9 53.4 50.8 41.0 30.6 20.3 6.6 29.2
Highest Mean Min. Temperature (F) 14.1 21.9 30.3 36.4 44.2 52.7 56.5 57.4 48.0 35.5 26.6 18.3 34.2
Year Highest Occurred 1981 1986 1986 1990 1987 1986 1985 1983 1990 1988 1965 1980 1981
Lowest Mean Min. Temperature (F) -13.0 -6.3 14.4 24.7 36.1 43.4 50.7 44.7 34.4 23.8 12.5 -5.3 25.4
Year Lowest Occurred 1973 1974 1964 1970 1970 1976 1971 1975 1971 1970 1964 1978 1973
Mean Precipitation (in.) 0.36 0.34 0.48 0.59 0.72 0.63 0.62 0.65 0.70 0.86 0.40 0.45 6.80
Highest Precipitation (in.) 1.11 1.46 1.64 2.04 1.88 2.73 2.13 3.55 2.86 3.13 1.65 1.57 13.67
Year Highest Occurred 1980 1962 1975 1968 1983 1965 1975 1978 1982 1981 1964 1964 1965
Lowest Precipitation (in.) 0.00 0.00 0.00 0.03 0.01 0.00 0.00 0.01 0.00 0.00 0.00 0.00 2.81
Year Lowest Occurred 1981 1982 1974 1989 1974 1982 1978 1985 1979 1964 1976 1980 1974
Heating Degree Days (F) 1559. 1207. 908. 558. 283. 88. 0. 18. 189. 536. 939. 1420. 7705.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 91. 223. 160. 27. 0. 0. 0. 501.

Western Regional Climate Center, wrcc@dri.edu