ALTAMONT, UTAH

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 31.6 36.4 47.2 56.9 66.1 76.1 82.9 81.3 72.1 59.6 43.6 33.2 57.3
Highest Mean Max. Temperature (F) 42.6 45.1 56.0 67.2 73.7 82.6 86.9 85.2 77.8 67.3 52.0 44.4 86.9
Year Highest Occurred 1981 1995 1986 1992 1992 1986 1989 1983 1979 1988 1999 1980 1989
Lowest Mean Max. Temperature (F) 22.0 25.3 39.4 48.6 59.3 68.0 77.8 77.2 67.7 53.9 35.9 24.4 22.0
Year Lowest Occurred 1979 1989 1973 1975 1995 1998 1993 1993 1971 1984 1971 1990 1979
Mean Temperature (F) 19.3 24.0 34.5 42.8 51.6 60.6 67.4 66.0 57.2 45.6 31.3 21.4 43.5
Highest Mean Temperature (F) 29.4 32.8 41.4 50.2 56.8 65.6 70.5 70.4 61.7 52.2 37.5 32.2 70.5
Year Highest Occurred 1981 1995 1986 1992 1992 1977 1989 2000 1990 1988 1995 1980 1989
Lowest Mean Temperature (F) 8.8 14.2 28.8 35.8 46.9 55.0 62.0 62.3 52.4 40.8 25.1 11.9 8.8
Year Lowest Occurred 1979 1989 1976 1975 1995 1998 1993 1993 1971 1984 2000 1978 1979
Mean Min. Temperature (F) 7.0 11.6 21.7 28.7 37.1 45.1 51.8 50.7 42.2 31.6 19.0 9.6 29.7
Highest Mean Min. Temperature (F) 16.9 21.0 26.7 33.1 40.3 49.7 55.0 56.8 48.0 37.0 24.3 19.9 56.8
Year Highest Occurred 2000 2000 1986 1992 2000 1988 1998 2000 1990 1988 1995 1980 2000
Lowest Mean Min. Temperature (F) -4.5 1.4 15.8 23.0 34.4 41.7 46.2 47.2 37.0 26.0 13.6 -2.4 -4.5
Year Lowest Occurred 1979 1985 1976 1975 1995 1995 1993 1975 1971 1982 2000 1978 1979
Mean Precipitation (in.) 0.69 0.64 0.64 0.73 1.01 0.71 0.85 0.86 1.07 1.04 0.62 0.54 9.40
Highest Precipitation (in.) 2.37 1.63 1.52 3.14 3.81 2.34 2.39 2.24 3.09 3.15 2.12 1.53 3.81
Year Highest Occurred 1980 1990 1978 1999 1995 1998 1987 1997 1997 1994 1985 1983 1995
Lowest Precipitation (in.) 0.01 0.00 0.00 0.08 0.00 0.00 0.09 0.00 0.00 0.00 0.00 0.00 0.00
Year Lowest Occurred 1972 1972 1999 1982 1974 1980 1978 1985 1987 1995 1986 1989 1972
Heating Degree Days (F) 1416. 1148. 947. 668. 417. 174. 36. 54. 244. 603. 1011. 1352. 8070.
Cooling Degree Days (F) 0. 0. 0. 0. 1. 42. 108. 84. 8. 0. 0. 0. 243.

Western Regional Climate Center, wrcc@dri.edu