ALTAMONT, UTAH

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 30.9 36.6 45.5 56.9 66.5 76.1 83.5 81.2 72.0 59.8 44.5 33.1 57.2
Highest Mean Max. Temperature (F) 42.6 47.3 56.0 63.4 72.9 83.1 86.9 85.5 77.8 67.3 49.8 44.4 59.9
Year Highest Occurred 1981 1963 1986 1987 1969 1961 1989 1969 1979 1988 1965 1980 1981
Lowest Mean Max. Temperature (F) 22.0 25.3 37.5 48.6 61.2 68.0 80.5 74.7 64.2 51.3 35.9 24.4 53.9
Year Lowest Occurred 1979 1989 1962 1975 1977 1967 1987 1968 1965 1969 1971 1990 1973
Mean Temperature (F) 18.2 23.6 32.5 42.5 51.6 60.5 67.7 65.6 56.7 45.6 32.2 20.9 43.1
Highest Mean Temperature (F) 29.4 33.5 41.4 47.7 56.2 65.6 70.5 69.5 61.7 52.2 37.5 32.2 46.3
Year Highest Occurred 1981 1963 1986 1990 1969 1977 1989 1983 1990 1988 1965 1980 1981
Lowest Mean Temperature (F) 8.8 14.2 24.4 35.8 47.9 55.0 64.8 60.0 50.0 39.4 26.3 11.9 40.7
Year Lowest Occurred 1979 1989 1962 1975 1975 1967 1987 1968 1965 1969 1979 1978 1973
Mean Min. Temperature (F) 5.4 10.5 19.5 28.0 36.7 44.9 51.9 50.0 41.3 31.2 19.7 8.7 29.0
Highest Mean Min. Temperature (F) 16.2 19.7 26.7 33.0 39.5 49.7 54.2 53.8 48.0 37.0 25.2 19.9 32.7
Year Highest Occurred 1981 1963 1986 1990 1969 1988 1988 1983 1990 1988 1965 1980 1981
Lowest Mean Min. Temperature (F) -4.5 1.4 11.3 19.7 34.0 41.8 49.1 45.3 35.8 26.0 14.1 -2.4 26.8
Year Lowest Occurred 1979 1985 1962 1967 1967 1982 1987 1968 1965 1982 1979 1978 1984
Mean Precipitation (in.) 0.66 0.65 0.75 0.65 0.87 0.87 0.82 0.81 0.97 0.93 0.64 0.87 9.49
Highest Precipitation (in.) 2.37 2.29 1.52 2.78 2.30 3.38 2.39 2.15 2.88 3.10 2.12 4.42 14.30
Year Highest Occurred 1980 1968 1978 1968 1987 1967 1987 1963 1982 1971 1985 1966 1983
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.00 0.00 0.09 0.00 0.00 0.00 0.00 0.00 2.95
Year Lowest Occurred 1966 1972 1974 1962 1974 1980 1978 1985 1987 1964 1986 1989 1974
Heating Degree Days (F) 1451. 1159. 1008. 675. 415. 169. 13. 63. 261. 601. 984. 1367. 8166.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 34. 97. 81. 12. 0. 0. 0. 224.

Western Regional Climate Center, wrcc@dri.edu