ONWARD, MISSISSIPPI

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 52.4 57.3 66.3 75.0 81.9 88.3 90.8 90.4 85.7 76.9 66.3 56.8 74.0
Highest Mean Max. Temperature (F) 60.1 68.7 73.8 81.9 88.3 94.4 96.2 94.4 91.9 86.0 72.5 69.2 75.7
Year Highest Occurred 1975 1962 1963 1981 1977 1977 1980 1980 1980 1963 1965 1984 1965
Lowest Mean Max. Temperature (F) 42.5 47.7 58.1 67.9 77.4 82.7 86.0 86.3 79.6 72.2 58.5 46.5 71.0
Year Lowest Occurred 1977 1978 1965 1983 1976 1987 1989 1967 1974 1976 1976 1983 1989
Mean Temperature (F) 42.6 46.9 55.7 64.3 71.2 77.7 80.6 79.6 74.3 63.7 54.8 46.4 63.2
Highest Mean Temperature (F) 50.1 56.1 61.6 70.8 75.3 81.2 84.6 82.3 79.0 69.7 60.3 58.3 65.1
Year Highest Occurred 1975 1976 1974 1981 1977 1977 1980 1983 1972 1973 1973 1984 1973
Lowest Mean Temperature (F) 33.8 37.6 48.4 58.3 66.8 73.1 77.3 76.8 69.7 58.6 47.3 36.4 61.2
Year Lowest Occurred 1977 1978 1965 1987 1976 1987 1967 1967 1967 1976 1976 1989 1989
Mean Min. Temperature (F) 32.7 36.3 45.0 53.4 60.4 66.9 70.3 68.9 62.8 50.5 43.3 35.9 52.2
Highest Mean Min. Temperature (F) 42.2 44.8 52.4 59.6 64.8 71.2 72.9 72.6 68.2 58.8 49.9 47.3 55.5
Year Highest Occurred 1974 1976 1973 1981 1975 1981 1980 1987 1977 1984 1985 1984 1973
Lowest Mean Min. Temperature (F) 25.0 27.5 38.7 46.0 56.1 62.5 67.2 65.9 58.3 44.4 36.0 25.3 50.1
Year Lowest Occurred 1977 1978 1965 1987 1976 1966 1985 1969 1981 1987 1976 1963 1963
Mean Precipitation (in.) 5.38 5.12 6.22 5.09 5.64 3.67 4.47 3.07 3.05 3.79 5.01 6.52 57.03
Highest Precipitation (in.) 15.99 9.85 12.74 12.49 15.69 9.07 9.85 12.73 6.58 15.26 12.16 20.50 89.25
Year Highest Occurred 1974 1966 1980 1966 1983 1974 1984 1982 1977 1982 1986 1982 1982
Lowest Precipitation (in.) 0.59 1.28 1.72 0.58 0.71 0.18 0.41 0.11 0.39 0.00 1.17 1.10 35.78
Year Lowest Occurred 1986 1986 1966 1965 1977 1988 1986 1990 1984 1963 1981 1980 1963
Heating Degree Days (F) 694. 512. 308. 100. 7. 0. 0. 0. 5. 112. 314. 585. 2637.
Cooling Degree Days (F) 0. 5. 20. 79. 199. 381. 484. 453. 284. 71. 8. 9. 1993.

Southeast Regional Climate Center, sercc@climate.ncsu.edu