HERNANDO, MISSISSIPPI

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 48.7 54.0 63.9 73.9 80.9 88.1 91.3 90.3 84.4 74.7 63.0 52.7 72.2
Highest Mean Max. Temperature (F) 56.2 65.0 69.8 79.6 88.6 91.3 98.1 96.5 90.0 83.7 69.9 61.7 74.1
Year Highest Occurred 1990 1976 1974 1981 1962 1988 1980 1980 1980 1963 1964 1984 1965
Lowest Mean Max. Temperature (F) 37.9 43.9 53.7 66.9 74.7 83.4 86.3 86.1 77.2 67.9 53.8 42.7 70.2
Year Lowest Occurred 1977 1978 1965 1983 1976 1974 1967 1967 1974 1976 1976 1983 1989
Mean Temperature (F) 39.4 44.0 53.3 62.7 70.3 77.7 81.0 79.7 73.8 63.2 53.0 43.4 61.8
Highest Mean Temperature (F) 47.5 54.3 59.1 68.6 77.5 80.3 85.9 84.2 78.2 70.2 58.3 52.8 63.3
Year Highest Occurred 1990 1976 1974 1981 1962 1981 1980 1980 1980 1963 1985 1984 1990
Lowest Mean Temperature (F) 29.6 34.3 43.5 57.0 65.2 73.7 76.7 76.3 68.6 57.5 44.1 33.9 60.3
Year Lowest Occurred 1977 1978 1965 1983 1976 1974 1967 1967 1974 1976 1976 1989 1979
Mean Min. Temperature (F) 30.0 34.0 42.5 51.5 59.6 67.2 70.6 69.0 63.1 51.6 43.0 34.0 51.3
Highest Mean Min. Temperature (F) 38.7 43.6 49.0 57.5 66.4 70.4 73.7 72.1 67.6 58.0 49.5 43.9 53.0
Year Highest Occurred 1990 1976 1973 1981 1962 1981 1980 1983 1972 1984 1985 1984 1986
Lowest Mean Min. Temperature (F) 21.3 24.7 33.3 47.1 54.1 63.9 67.1 66.4 59.2 45.6 34.3 24.6 49.9
Year Lowest Occurred 1977 1978 1965 1983 1971 1974 1967 1967 1968 1987 1976 1989 1979
Mean Precipitation (in.) 4.01 4.55 5.43 5.70 5.65 3.89 3.35 3.28 3.43 3.15 5.04 5.67 53.15
Highest Precipitation (in.) 9.60 10.01 12.45 11.65 11.78 9.49 10.57 10.03 8.77 11.67 9.19 13.67 71.12
Year Highest Occurred 1989 1990 1980 1964 1979 1989 1988 1984 1965 1984 1987 1982 1979
Lowest Precipitation (in.) 0.39 1.15 1.84 1.01 1.26 0.39 0.40 0.13 0.65 0.00 1.63 0.75 39.66
Year Lowest Occurred 1986 1972 1986 1965 1969 1966 1966 1976 1967 1963 1971 1980 1965
Heating Degree Days (F) 794. 588. 380. 118. 29. 0. 0. 0. 7. 132. 368. 670. 3086.
Cooling Degree Days (F) 0. 0. 18. 49. 193. 381. 496. 456. 271. 76. 8. 0. 1948.

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