GRANDFATHER MOUNTAIN, NORTH CAROLINA

NCDC 1961-1990 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 35.6 37.6 45.3 54.1 61.3 66.6 69.2 68.5 63.1 54.9 46.4 39.1 53.5
Highest Mean Max. Temperature (F) 47.8 45.8 50.7 59.2 69.2 70.3 73.0 72.4 67.5 60.4 53.9 47.8 55.8
Year Highest Occurred 1974 1976 1976 1967 1963 1981 1980 1980 1970 1963 1985 1984 1990
Lowest Mean Max. Temperature (F) 22.5 29.7 38.1 47.4 56.3 62.2 64.9 64.9 59.0 48.8 39.2 29.8 51.9
Year Lowest Occurred 1977 1978 1969 1983 1989 1974 1967 1967 1967 1988 1976 1963 1983
Mean Temperature (F) 27.3 29.2 36.9 45.2 53.4 59.5 62.6 62.1 56.7 47.5 39.0 31.2 45.9
Highest Mean Temperature (F) 41.0 37.2 42.3 49.6 60.1 63.1 65.9 65.5 60.9 53.9 47.9 40.6 48.6
Year Highest Occurred 1974 1990 1976 1981 1963 1981 1986 1980 1970 1984 1985 1984 1990
Lowest Mean Temperature (F) 13.8 21.6 30.2 38.4 49.0 55.2 58.4 58.6 51.4 41.7 31.0 21.9 44.3
Year Lowest Occurred 1977 1978 1969 1961 1989 1974 1967 1967 1967 1988 1976 1963 1966
Mean Min. Temperature (F) 18.9 20.8 28.4 36.3 45.4 52.4 56.0 55.7 50.3 40.1 31.5 23.3 38.3
Highest Mean Min. Temperature (F) 34.2 29.2 34.7 41.0 51.1 55.9 59.1 58.6 54.3 48.3 41.8 33.4 41.4
Year Highest Occurred 1974 1990 1973 1977 1987 1981 1986 1980 1980 1984 1985 1984 1990
Lowest Mean Min. Temperature (F) 5.0 13.0 21.8 28.9 39.8 48.1 51.9 52.3 43.7 34.5 22.7 14.0 36.5
Year Lowest Occurred 1977 1968 1971 1961 1961 1974 1967 1967 1967 1988 1976 1963 1967
Mean Precipitation (in.) 4.03 4.64 5.43 4.85 5.91 6.20 5.52 5.88 5.94 5.40 4.59 3.89 62.28
Highest Precipitation (in.) 7.64 8.82 11.70 10.80 9.66 12.80 11.90 12.46 20.10 13.30 12.98 7.43 89.12
Year Highest Occurred 1979 1966 1963 1987 1976 1976 1989 1961 1979 1971 1977 1986 1979
Lowest Precipitation (in.) 1.64 0.78 1.50 0.69 2.29 0.69 1.76 1.01 0.84 0.31 1.65 0.56 41.77
Year Lowest Occurred 1984 1968 1986 1975 1964 1986 1977 1981 1984 1963 1976 1965 1963
Heating Degree Days (F) 1169. 1002. 871. 594. 368. 173. 100. 110. 253. 543. 780. 1048. 7011.
Cooling Degree Days (F) 0. 0. 0. 0. 8. 8. 26. 20. 0. 0. 0. 0. 62.

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