GLENNVILLE, GEORGIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 60.8 64.7 72.7 79.5 85.7 90.2 92.2 91.1 87.0 79.5 71.3 63.8 78.2
Highest Mean Max. Temperature (F) 74.5 72.7 78.7 84.5 91.6 96.2 97.5 95.9 92.3 83.2 77.2 71.0 81.0
Year Highest Occurred 1974 1962 1974 1967 1965 1981 1986 1980 1980 1984 1978 1984 1990
Lowest Mean Max. Temperature (F) 52.0 55.9 66.5 74.7 81.6 86.5 88.5 87.7 83.2 74.4 64.1 55.4 76.5
Year Lowest Occurred 1977 1978 1969 1961 1976 1967 1975 1969 1989 1976 1976 1989 1969
Mean Temperature (F) 49.7 52.9 60.3 66.8 73.7 79.2 81.7 81.0 77.0 68.1 59.7 52.7 66.9
Highest Mean Temperature (F) 64.9 60.2 65.0 71.2 77.6 84.1 85.9 83.9 81.1 73.1 67.2 60.4 69.5
Year Highest Occurred 1974 1990 1974 1967 1962 1981 1986 1987 1980 1985 1985 1971 1990
Lowest Mean Temperature (F) 41.1 45.0 54.0 62.5 71.3 75.2 79.4 78.7 72.2 62.3 52.2 44.6 65.4
Year Lowest Occurred 1977 1978 1969 1983 1976 1966 1975 1976 1967 1987 1976 1963 1969
Mean Min. Temperature (F) 38.6 41.0 47.9 54.0 61.6 68.1 71.2 70.9 66.9 56.7 48.0 41.5 55.5
Highest Mean Min. Temperature (F) 55.3 49.4 54.2 57.8 65.3 72.0 74.2 74.4 69.9 65.9 58.3 51.5 58.0
Year Highest Occurred 1974 1990 1973 1967 1975 1981 1986 1987 1980 1985 1985 1971 1990
Lowest Mean Min. Temperature (F) 30.1 33.6 41.5 50.0 58.6 63.8 68.8 69.0 60.5 49.9 40.2 33.3 53.5
Year Lowest Occurred 1977 1968 1969 1983 1971 1972 1967 1967 1967 1987 1976 1963 1968
Mean Precipitation (in.) 4.08 3.84 4.01 3.10 3.93 4.48 5.87 5.46 3.90 2.58 2.39 3.66 47.30
Highest Precipitation (in.) 9.83 6.87 8.65 8.38 10.83 11.69 13.64 10.37 10.11 12.15 6.11 7.44 66.32
Year Highest Occurred 1987 1988 1980 1961 1969 1963 1964 1967 1988 1990 1977 1977 1976
Lowest Precipitation (in.) 0.91 1.02 0.77 0.45 0.72 1.06 2.28 1.53 0.08 0.00 0.55 0.50 33.94
Year Lowest Occurred 1989 1980 1967 1986 1990 1964 1986 1983 1972 1974 1970 1984 1981
Heating Degree Days (F) 494. 351. 180. 41. 0. 0. 0. 0. 0. 45. 196. 396. 1703.
Cooling Degree Days (F) 20. 13. 34. 95. 270. 426. 518. 496. 360. 142. 37. 15. 2426.

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