FT DUCHESNE, UTAH

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 30.0 37.0 52.2 63.8 73.7 85.2 91.9 89.7 79.2 65.3 46.4 33.5 62.3
Highest Mean Max. Temperature (F) 44.1 50.1 62.5 72.3 81.5 92.9 95.5 93.2 86.2 78.5 55.8 43.8 95.5
Year Highest Occurred 1981 1995 1972 1992 2000 1977 1994 1994 1979 1999 1999 1980 1994
Lowest Mean Max. Temperature (F) 14.4 21.8 42.3 56.9 65.4 78.2 86.0 85.7 74.0 59.2 34.0 22.1 14.4
Year Lowest Occurred 1973 1985 1984 1983 1995 1975 1992 1987 1986 1984 1971 1972 1973
Mean Temperature (F) 17.4 23.6 38.2 47.6 57.0 66.3 73.0 70.8 60.8 48.7 33.7 21.3 46.5
Highest Mean Temperature (F) 29.5 36.8 45.7 53.4 62.6 71.4 75.5 75.1 65.5 56.7 38.8 31.1 75.5
Year Highest Occurred 2000 2000 1986 1992 2000 1977 1998 1994 1998 1999 1998 1980 1998
Lowest Mean Temperature (F) 0.7 8.4 29.7 41.4 51.1 58.1 68.6 66.6 55.0 43.9 24.8 9.8 0.7
Year Lowest Occurred 1973 1985 1984 1975 1999 1998 1993 1975 1971 1984 1971 1972 1973
Mean Min. Temperature (F) 4.8 10.2 24.1 31.3 40.2 47.3 54.0 51.9 42.4 32.0 21.0 9.0 30.7
Highest Mean Min. Temperature (F) 17.4 29.9 32.7 36.4 44.4 52.7 57.3 57.4 48.0 35.5 26.3 18.3 57.4
Year Highest Occurred 2000 2000 2000 1990 1992 2000 1998 1983 1997 1988 1998 1994 1983
Lowest Mean Min. Temperature (F) -13.0 -6.3 17.1 25.3 35.1 36.0 49.0 44.7 34.4 25.8 14.8 -2.6 -13.0
Year Lowest Occurred 1973 1974 1984 1999 1999 1998 1993 1975 1971 1976 1976 1972 1973
Mean Precipitation (in.) 0.38 0.34 0.44 0.55 0.73 0.45 0.54 0.68 0.69 0.98 0.31 0.31 6.40
Highest Precipitation (in.) 1.11 1.14 1.64 1.85 2.43 1.73 2.13 3.55 2.90 3.77 1.06 0.83 3.77
Year Highest Occurred 1980 1983 1975 1986 1995 1975 1975 1978 1997 1994 1978 1971 1994
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Year Lowest Occurred 1981 1982 1974 1992 1974 1982 1994 2000 1979 1999 1999 1980 1981
Heating Degree Days (F) 1476. 1159. 833. 524. 264. 84. 4. 14. 161. 508. 939. 1358. 7324.
Cooling Degree Days (F) 0. 0. 0. 0. 14. 121. 249. 194. 35. 1. 0. 0. 614.

Western Regional Climate Center, wrcc@dri.edu