WRAY, COLORADO

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 43.5 48.6 55.0 65.7 74.4 85.2 91.3 89.1 80.4 70.1 53.7 43.8 66.7
Highest Mean Max. Temperature (F) 61.1 63.8 66.6 77.5 80.7 92.0 95.3 96.2 88.9 78.1 59.1 53.2 70.5
Year Highest Occurred 1982 1982 1982 1981 1966 1988 1980 1983 1983 1963 1981 1980 1981
Lowest Mean Max. Temperature (F) 31.8 34.9 41.9 56.4 68.0 78.0 86.3 84.0 69.1 54.1 40.3 29.0 63.9
Year Lowest Occurred 1979 1989 1965 1984 1967 1989 1967 1966 1965 1969 1972 1983 1961
Mean Temperature (F) 27.1 32.2 38.3 49.0 58.7 69.6 75.7 73.0 63.5 51.4 37.2 28.3 50.3
Highest Mean Temperature (F) 35.7 39.8 45.7 57.4 62.9 75.4 79.2 77.9 67.9 58.6 42.2 34.9 52.9
Year Highest Occurred 1986 1976 1986 1981 1974 1988 1976 1983 1981 1963 1965 1980 1981
Lowest Mean Temperature (F) 14.2 21.3 26.6 42.6 54.1 64.7 72.7 69.2 55.5 43.2 26.9 15.4 47.7
Year Lowest Occurred 1979 1978 1965 1983 1968 1982 1962 1965 1965 1976 1985 1983 1978
Mean Min. Temperature (F) 10.5 15.7 21.6 32.4 43.0 53.9 60.0 56.8 46.5 32.7 20.7 12.8 33.9
Highest Mean Min. Temperature (F) 19.2 23.5 28.1 37.3 48.7 58.7 65.5 60.2 52.9 39.1 25.8 18.4 36.4
Year Highest Occurred 1986 1987 1986 1981 1987 1988 1976 1969 1963 1963 1990 1975 1990
Lowest Mean Min. Temperature (F) -4.2 5.9 11.3 27.3 39.0 50.6 56.5 50.4 41.5 19.1 7.5 1.8 29.5
Year Lowest Occurred 1977 1978 1965 1977 1968 1983 1978 1978 1974 1976 1976 1983 1978
Mean Precipitation (in.) 0.47 0.35 1.13 1.56 3.17 3.14 2.69 1.95 1.29 0.79 0.64 0.35 17.53
Highest Precipitation (in.) 1.35 1.54 5.46 5.00 8.26 10.95 8.13 5.64 3.33 4.01 2.33 1.43 28.46
Year Highest Occurred 1989 1971 1981 1984 1982 1962 1973 1968 1973 1969 1972 1982 1962
Lowest Precipitation (in.) 0.00 0.00 0.04 0.16 0.21 0.28 0.29 0.47 0.00 0.00 0.04 0.00 10.89
Year Lowest Occurred 1986 1977 1985 1988 1966 1985 1984 1973 1984 1975 1965 1981 1976
Heating Degree Days (F) 1175. 918. 828. 480. 213. 26. 0. 6. 116. 426. 834. 1138. 6160.
Cooling Degree Days (F) 0. 0. 0. 0. 18. 164. 332. 254. 71. 0. 0. 0. 839.

Western Regional Climate Center, wrcc@dri.edu