CHESTER 1 NW, SOUTH CAROLINA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 51.2 55.8 64.4 73.1 80.2 86.3 89.4 88.3 83.0 74.1 64.9 54.9 72.1
Highest Mean Max. Temperature (F) 62.6 66.4 69.5 77.1 89.5 91.0 96.5 92.9 87.8 80.1 70.4 63.7 75.6
Year Highest Occurred 1974 1976 1974 1977 1962 1964 1986 1980 1970 1984 1964 1984 1990
Lowest Mean Max. Temperature (F) 40.5 48.6 58.0 67.3 75.4 81.3 85.2 84.4 78.1 69.0 58.5 46.6 70.5
Year Lowest Occurred 1977 1978 1980 1983 1972 1979 1975 1985 1967 1988 1976 1989 1969
Mean Temperature (F) 39.8 43.0 51.2 59.7 67.9 75.0 78.6 77.7 71.9 61.0 51.8 43.2 60.1
Highest Mean Temperature (F) 53.2 52.4 56.7 64.1 72.6 79.2 82.6 81.1 76.1 68.8 59.6 53.0 61.8
Year Highest Occurred 1974 1976 1976 1977 1962 1981 1986 1980 1970 1984 1985 1971 1974
Lowest Mean Temperature (F) 30.9 36.9 46.1 53.3 63.8 71.2 75.9 75.1 66.6 53.6 46.0 34.2 57.4
Year Lowest Occurred 1977 1963 1969 1961 1989 1966 1963 1967 1967 1987 1976 1963 1963
Mean Min. Temperature (F) 28.3 30.2 37.9 46.2 55.6 63.6 67.7 67.0 60.7 47.8 38.6 31.4 47.9
Highest Mean Min. Temperature (F) 43.8 38.3 44.6 51.6 61.3 69.2 71.0 69.3 66.1 57.4 50.4 43.1 51.0
Year Highest Occurred 1974 1976 1976 1981 1975 1981 1969 1983 1980 1984 1985 1971 1975
Lowest Mean Min. Temperature (F) 19.6 21.9 29.5 37.8 49.5 56.4 63.0 61.9 54.9 36.7 31.6 20.2 42.4
Year Lowest Occurred 1961 1963 1966 1961 1989 1966 1963 1963 1963 1987 1963 1963 1963
Mean Precipitation (in.) 4.39 3.91 5.02 3.21 3.59 4.44 4.36 4.87 4.35 3.29 3.28 3.72 48.43
Highest Precipitation (in.) 8.12 7.24 11.39 7.03 8.10 12.25 11.65 15.23 10.88 12.52 8.51 9.51 64.63
Year Highest Occurred 1975 1961 1980 1964 1966 1973 1989 1967 1962 1990 1985 1983 1964
Lowest Precipitation (in.) 0.48 0.38 0.35 0.54 0.86 1.05 0.53 0.85 0.05 0.20 0.40 0.63 36.03
Year Lowest Occurred 1981 1978 1985 1981 1962 1964 1977 1979 1985 1974 1981 1988 1981
Heating Degree Days (F) 781. 616. 432. 181. 33. 0. 0. 0. 7. 179. 396. 676. 3301.
Cooling Degree Days (F) 0. 0. 0. 22. 123. 300. 422. 394. 214. 55. 0. 0. 1530.

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