MT EVANS RSCH STN, COLORADO

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Monthly
Mean Max. Temperature (F) 24.0 26.4 31.5 37.2 46.8 58.3 63.6 61.3 54.7 43.9 30.9 24.6 41.9
Highest Mean Max. Temperature (F) 32.0 32.7 37.9 44.9 54.3 66.2 67.9 66.3 61.5 50.2 42.8 34.6 67.9
Year Highest Occurred 1981 1995 1999 1992 1994 1994 1994 1995 1998 1999 1999 1980 1994
Lowest Mean Max. Temperature (F) 14.1 20.3 26.5 29.0 40.6 50.7 57.6 55.3 48.3 31.7 21.6 16.5 14.1
Year Lowest Occurred 1979 1985 1984 1983 1983 1989 1985 1989 1985 1984 2000 1978 1979
Mean Temperature (F) 15.1 16.8 21.6 26.4 35.9 45.7 51.1 49.7 43.1 33.6 21.8 15.8 31.4
Highest Mean Temperature (F) 21.9 23.2 27.1 34.7 42.4 52.3 55.0 54.0 48.8 38.0 28.5 25.4 55.0
Year Highest Occurred 1986 1995 1997 1992 1994 1994 1998 1995 1998 1992 1999 1980 1998
Lowest Mean Temperature (F) 5.6 11.6 16.9 19.9 30.5 40.6 47.1 45.7 38.3 23.8 12.9 8.8 5.6
Year Lowest Occurred 1979 1985 1977 1983 1983 1989 1985 1989 1985 1984 2000 1978 1979
Mean Min. Temperature (F) 6.2 7.2 11.6 15.5 25.0 33.0 38.5 38.1 31.5 23.3 12.6 7.0 20.8
Highest Mean Min. Temperature (F) 13.4 13.7 16.8 24.4 30.4 38.4 43.1 41.7 37.4 27.8 20.1 16.2 43.1
Year Highest Occurred 1986 1995 1986 1992 1996 1994 1998 1995 1990 1988 1990 1980 1998
Lowest Mean Min. Temperature (F) -3.0 2.5 5.7 10.0 20.4 29.7 35.3 33.5 26.9 15.9 4.1 1.0 -3.0
Year Lowest Occurred 1979 1975 1976 1973 1983 1975 1972 1974 1974 1984 2000 1978 1979
Mean Precipitation (in.) 1.55 1.88 3.30 4.07 3.48 2.20 2.97 3.20 1.94 1.89 2.08 1.28 29.84
Highest Precipitation (in.) 3.87 5.38 10.28 8.84 8.58 4.34 6.26 8.25 4.69 6.95 5.11 3.07 10.28
Year Highest Occurred 1996 1986 1984 1986 1995 1997 1985 1984 1985 1984 1983 1987 1984
Lowest Precipitation (in.) 0.40 0.37 1.00 1.00 0.98 0.40 1.31 1.02 0.37 0.46 0.46 0.15 0.15
Year Lowest Occurred 1991 1991 1999 1992 1974 1999 1996 1985 1979 1973 1999 1991 1991
Heating Degree Days (F) 1547. 1350. 1348. 1161. 903. 580. 433. 475. 657. 975. 1298. 1524. 12251.
Cooling Degree Days (F) 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 0.

Western Regional Climate Center, wrcc@dri.edu