PLAINS SW GA EXP STN, GEORGIA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 56.0 60.2 68.2 76.5 83.2 88.6 90.3 89.8 85.9 77.8 68.5 59.9 75.4
Highest Mean Max. Temperature (F) 68.3 70.1 73.5 83.0 90.2 94.3 96.6 94.4 90.8 84.3 74.9 69.2 79.0
Year Highest Occurred 1974 1962 1967 1967 1962 1977 1986 1990 1980 1984 1978 1984 1990
Lowest Mean Max. Temperature (F) 46.8 52.0 61.2 71.5 78.3 84.9 86.3 86.0 81.4 71.7 59.9 50.8 73.7
Year Lowest Occurred 1977 1978 1969 1973 1976 1965 1975 1981 1967 1976 1976 1963 1983
Mean Temperature (F) 45.0 48.5 56.3 64.2 71.5 77.6 79.9 79.3 75.0 65.0 56.3 48.5 63.9
Highest Mean Temperature (F) 59.8 57.6 60.9 69.8 76.4 81.7 83.7 82.2 79.2 71.1 64.6 57.2 66.8
Year Highest Occurred 1974 1962 1976 1967 1962 1986 1986 1990 1980 1984 1985 1971 1990
Lowest Mean Temperature (F) 35.9 40.9 49.4 59.6 68.0 74.3 76.7 76.3 69.9 59.6 48.4 39.6 62.6
Year Lowest Occurred 1977 1978 1969 1961 1976 1966 1967 1981 1967 1976 1976 1963 1983
Mean Min. Temperature (F) 33.9 36.7 44.4 51.9 59.7 66.5 69.3 68.7 64.0 52.2 44.1 37.1 52.4
Highest Mean Min. Temperature (F) 51.3 45.0 50.8 56.5 63.5 69.6 71.0 71.5 67.7 60.9 55.4 48.4 54.5
Year Highest Occurred 1974 1962 1973 1967 1987 1981 1969 1987 1973 1985 1985 1971 1990
Lowest Mean Min. Temperature (F) 25.0 29.2 37.5 47.1 56.8 62.0 66.7 66.5 58.3 44.2 36.9 28.4 50.6
Year Lowest Occurred 1977 1968 1969 1961 1971 1966 1967 1976 1967 1987 1976 1963 1968
Mean Precipitation (in.) 5.31 4.78 5.12 3.35 3.41 4.80 5.11 4.19 2.90 2.07 3.32 4.16 48.52
Highest Precipitation (in.) 11.98 8.88 11.19 8.06 8.40 9.80 12.21 8.76 6.38 7.90 8.11 7.76 70.58
Year Highest Occurred 1964 1981 1970 1973 1976 1989 1971 1966 1965 1976 1986 1972 1964
Lowest Precipitation (in.) 0.91 1.12 1.31 0.38 0.00 1.56 1.83 0.96 0.20 0.00 1.16 0.74 34.35
Year Lowest Occurred 1969 1976 1967 1987 1962 1986 1980 1989 1978 1963 1988 1980 1988
Heating Degree Days (F) 630. 467. 285. 90. 8. 0. 0. 0. 0. 93. 281. 520. 2374.
Cooling Degree Days (F) 10. 5. 16. 66. 210. 378. 462. 443. 300. 93. 20. 9. 2012.

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