OAKLEY EXP STA, MISSISSIPPI

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 54.0 59.2 67.8 75.9 82.5 88.7 91.3 91.1 86.5 77.6 67.5 58.5 75.1
Highest Mean Max. Temperature (F) 62.5 70.2 73.7 82.2 87.1 92.9 96.2 95.0 92.3 85.9 73.0 68.5 78.1
Year Highest Occurred 1989 1962 1963 1981 1962 1977 1978 1962 1980 1963 1990 1984 1990
Lowest Mean Max. Temperature (F) 44.1 49.5 59.8 70.4 77.5 82.9 87.6 87.0 80.8 72.3 58.7 50.1 73.1
Year Lowest Occurred 1977 1978 1969 1983 1976 1961 1967 1967 1974 1976 1976 1963 1979
Mean Temperature (F) 43.4 47.7 56.2 64.4 71.5 77.9 80.5 79.8 74.8 63.9 55.1 47.2 63.5
Highest Mean Temperature (F) 51.4 57.2 61.9 70.0 75.2 81.0 84.0 82.2 80.4 69.9 61.7 57.5 65.5
Year Highest Occurred 1974 1962 1985 1981 1987 1977 1980 1962 1980 1984 1985 1984 1990
Lowest Mean Temperature (F) 34.7 38.9 48.7 59.5 67.0 73.7 77.1 76.8 69.7 58.0 46.2 38.3 62.1
Year Lowest Occurred 1977 1978 1969 1983 1976 1961 1961 1967 1974 1976 1976 1963 1968
Mean Min. Temperature (F) 32.8 36.2 44.5 52.8 60.5 67.0 69.7 68.5 63.1 50.1 42.7 35.9 52.0
Highest Mean Min. Temperature (F) 42.6 44.2 51.1 58.3 64.7 70.8 72.9 71.5 68.4 58.6 52.3 46.5 53.7
Year Highest Occurred 1974 1962 1985 1967 1987 1981 1980 1987 1980 1984 1985 1984 1986
Lowest Mean Min. Temperature (F) 25.2 28.2 37.5 46.3 54.9 63.0 66.3 65.8 58.5 41.1 33.6 25.6 50.4
Year Lowest Occurred 1977 1978 1969 1987 1988 1974 1961 1974 1974 1987 1976 1989 1976
Mean Precipitation (in.) 5.45 4.76 6.03 5.22 4.92 4.08 4.27 3.64 2.92 3.34 4.73 5.90 55.26
Highest Precipitation (in.) 14.30 10.34 15.52 14.78 10.41 12.59 10.72 8.43 5.72 11.18 10.49 12.51 71.58
Year Highest Occurred 1979 1987 1976 1983 1983 1987 1989 1982 1973 1984 1977 1982 1983
Lowest Precipitation (in.) 1.02 1.49 1.20 0.46 0.41 0.22 0.06 0.88 0.09 0.09 0.79 0.97 35.49
Year Lowest Occurred 1969 1986 1966 1965 1988 1966 1962 1989 1963 1978 1967 1980 1963
Heating Degree Days (F) 670. 490. 294. 94. 7. 0. 0. 0. 6. 115. 314. 559. 2549.
Cooling Degree Days (F) 0. 5. 21. 76. 209. 387. 481. 459. 300. 81. 17. 7. 2043.

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