MORTON, TEXAS

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 52.8 57.0 65.0 74.4 82.3 89.2 90.9 88.8 82.1 74.2 62.9 54.3 72.8
Highest Mean Max. Temperature (F) 60.6 66.4 75.0 81.5 89.6 99.0 96.7 93.2 89.1 80.1 70.1 61.3 75.0
Year Highest Occurred 1969 1976 1967 1967 1974 1990 1980 1983 1977 1979 1973 1970 1967
Lowest Mean Max. Temperature (F) 44.0 46.5 53.6 66.7 78.6 84.7 84.8 80.6 73.2 67.2 53.3 43.4 71.2
Year Lowest Occurred 1979 1978 1969 1973 1979 1986 1975 1971 1974 1969 1972 1983 1984
Mean Temperature (F) 37.4 41.2 48.1 57.6 66.4 74.3 77.1 75.1 68.5 58.9 47.7 39.4 57.6
Highest Mean Temperature (F) 44.0 48.4 55.7 63.9 71.3 81.5 80.9 78.3 72.5 63.0 54.4 44.8 59.1
Year Highest Occurred 1969 1976 1974 1967 1974 1990 1966 1985 1983 1963 1965 1970 1965
Lowest Mean Temperature (F) 31.4 34.9 39.2 50.5 62.7 70.9 73.1 70.2 61.9 52.1 40.3 30.1 56.2
Year Lowest Occurred 1979 1978 1969 1983 1983 1983 1976 1971 1974 1976 1972 1983 1983
Mean Min. Temperature (F) 21.9 25.3 31.2 40.8 50.5 59.3 63.2 61.4 54.8 43.4 32.5 24.3 42.4
Highest Mean Min. Temperature (F) 27.4 30.4 36.6 46.3 54.5 63.9 67.1 64.4 57.7 47.2 39.0 30.0 44.5
Year Highest Occurred 1969 1976 1974 1967 1977 1990 1966 1977 1980 1983 1965 1965 1981
Lowest Mean Min. Temperature (F) 15.5 20.1 24.8 33.8 44.4 55.1 60.7 59.0 49.8 36.3 26.5 16.8 40.6
Year Lowest Occurred 1963 1964 1969 1983 1983 1983 1976 1976 1984 1976 1976 1983 1976
Mean Precipitation (in.) 0.39 0.61 0.56 0.88 1.78 2.72 2.44 3.28 2.99 1.68 0.73 0.54 18.60
Highest Precipitation (in.) 1.81 1.70 2.42 3.63 4.75 7.38 6.23 10.89 7.35 5.28 2.22 2.03 28.44
Year Highest Occurred 1983 1975 1968 1966 1969 1985 1981 1966 1970 1981 1986 1982 1969
Lowest Precipitation (in.) 0.00 0.00 0.00 0.00 0.40 0.11 0.00 0.22 0.00 0.00 0.00 0.00 9.07
Year Lowest Occurred 1986 1974 1971 1974 1961 1990 1978 1975 1979 1989 1989 1976 1964
Heating Degree Days (F) 856. 666. 524. 244. 51. 0. 0. 0. 25. 203. 519. 794. 3882.
Cooling Degree Days (F) 0. 0. 0. 22. 95. 282. 375. 313. 130. 14. 0. 0. 1231.

Western Regional Climate Center, wrcc@dri.edu