ALLATOONA DAM 2, GEORGIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 48.9 53.7 63.8 72.5 79.0 85.6 88.4 87.6 81.3 71.4 62.5 52.6 70.6
Highest Mean Max. Temperature (F) 59.5 63.2 69.0 77.7 87.5 91.0 94.2 93.3 86.7 77.2 67.4 61.1 73.5
Year Highest Occurred 1974 1976 1967 1981 1962 1988 1980 1980 1970 1971 1985 1984 1990
Lowest Mean Max. Temperature (F) 37.6 45.2 56.8 66.8 74.8 81.8 82.4 82.7 77.1 65.8 55.2 43.9 69.0
Year Lowest Occurred 1977 1978 1969 1983 1976 1965 1967 1967 1967 1976 1976 1989 1979
Mean Temperature (F) 38.1 41.9 51.1 59.7 67.2 74.6 77.8 77.3 71.3 59.9 51.4 42.1 59.4
Highest Mean Temperature (F) 50.6 50.6 56.1 64.5 73.9 78.2 81.8 81.1 75.9 66.8 59.6 50.0 62.2
Year Highest Occurred 1974 1990 1974 1981 1962 1981 1980 1983 1970 1971 1985 1971 1990
Lowest Mean Temperature (F) 27.7 34.4 44.5 54.6 63.8 71.0 72.8 72.9 66.2 54.3 43.1 34.3 57.5
Year Lowest Occurred 1977 1978 1969 1961 1976 1974 1967 1967 1967 1987 1976 1989 1976
Mean Min. Temperature (F) 27.3 30.1 38.3 46.8 55.5 63.6 67.2 66.9 61.3 48.4 40.3 31.5 48.1
Highest Mean Min. Temperature (F) 41.7 39.2 45.0 51.2 60.2 67.7 69.5 69.4 65.6 56.3 51.8 40.2 50.9
Year Highest Occurred 1974 1990 1973 1981 1962 1981 1986 1987 1980 1971 1985 1971 1990
Lowest Mean Min. Temperature (F) 17.8 22.5 32.1 41.6 51.1 59.8 63.1 63.1 55.3 39.5 30.9 24.4 45.6
Year Lowest Occurred 1977 1977 1969 1961 1973 1974 1967 1967 1967 1987 1976 1963 1976
Mean Precipitation (in.) 5.02 4.58 5.83 5.00 4.47 3.59 4.71 3.92 3.65 3.16 3.83 4.41 52.17
Highest Precipitation (in.) 11.60 10.31 13.56 12.93 10.08 9.81 10.27 8.92 8.01 8.77 6.85 12.56 68.70
Year Highest Occurred 1972 1961 1980 1979 1973 1989 1967 1974 1963 1970 1977 1961 1989
Lowest Precipitation (in.) 0.81 0.51 1.45 0.74 1.35 0.15 1.31 0.58 0.45 0.00 1.24 0.37 34.46
Year Lowest Occurred 1981 1978 1985 1986 1988 1988 1983 1968 1978 1963 1981 1980 1988
Heating Degree Days (F) 834. 647. 431. 180. 51. 0. 0. 0. 10. 195. 413. 710. 3471.
Cooling Degree Days (F) 0. 0. 0. 21. 119. 288. 397. 381. 199. 37. 5. 0. 1447.

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