WINONA 5 E, MISSISSIPPI

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 51.5 56.4 65.3 74.0 80.5 87.1 89.9 89.7 84.6 75.5 65.4 55.9 73.0
Highest Mean Max. Temperature (F) 58.8 66.3 71.6 80.4 85.9 91.3 94.5 95.0 89.7 84.3 71.1 65.6 74.9
Year Highest Occurred 1975 1976 1963 1981 1962 1977 1980 1980 1980 1963 1978 1984 1986
Lowest Mean Max. Temperature (F) 41.9 47.3 57.4 67.5 74.5 82.8 84.8 83.7 78.4 69.4 57.7 45.8 70.6
Year Lowest Occurred 1977 1978 1965 1983 1976 1974 1967 1967 1967 1988 1976 1989 1989
Mean Temperature (F) 39.7 43.5 51.8 60.2 68.0 74.9 78.5 77.7 72.3 60.9 51.8 43.4 60.2
Highest Mean Temperature (F) 47.9 53.3 58.2 65.9 73.3 78.0 82.4 81.3 76.8 67.8 58.1 53.3 61.9
Year Highest Occurred 1974 1962 1974 1981 1962 1981 1980 1980 1972 1984 1985 1984 1986
Lowest Mean Temperature (F) 30.1 34.7 44.9 54.4 62.3 71.1 74.6 73.5 67.8 55.3 43.4 33.6 58.4
Year Lowest Occurred 1977 1978 1969 1983 1976 1974 1967 1967 1967 1987 1976 1989 1976
Mean Min. Temperature (F) 27.8 30.6 38.2 46.4 55.3 62.7 66.9 65.6 60.1 46.3 38.1 30.9 47.4
Highest Mean Min. Temperature (F) 37.9 40.4 45.3 53.1 60.7 66.8 70.2 68.3 64.7 56.0 47.3 41.9 49.3
Year Highest Occurred 1974 1962 1974 1963 1962 1981 1980 1983 1972 1984 1985 1971 1962
Lowest Mean Min. Temperature (F) 18.3 22.1 31.7 41.2 50.0 58.5 63.4 61.7 55.6 37.2 29.0 21.3 44.5
Year Lowest Occurred 1977 1978 1971 1983 1976 1988 1961 1976 1981 1987 1976 1989 1976
Mean Precipitation (in.) 4.99 4.86 6.18 5.34 4.86 3.86 4.62 3.36 3.57 3.35 5.03 6.22 56.24
Highest Precipitation (in.) 10.57 10.44 18.25 11.73 15.66 14.25 11.58 7.31 8.37 11.46 12.35 19.35 79.95
Year Highest Occurred 1979 1966 1973 1964 1983 1989 1989 1974 1977 1984 1973 1982 1983
Lowest Precipitation (in.) 0.60 1.14 1.45 0.69 0.67 0.08 1.39 0.31 0.35 0.00 1.13 0.72 37.78
Year Lowest Occurred 1986 1972 1967 1987 1961 1988 1962 1981 1984 1963 1965 1980 1981
Heating Degree Days (F) 784. 602. 419. 175. 41. 0. 0. 0. 10. 174. 400. 670. 3275.
Cooling Degree Days (F) 0. 0. 9. 31. 134. 297. 419. 394. 229. 46. 0. 0. 1559.

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