STERLING R & D CENTER, VIRGINIA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 41.8 45.6 54.5 65.7 74.6 82.7 87.3 86.1 79.6 68.5 57.3 46.6 65.9
Highest Mean Max. Temperature (F) 51.2 55.3 60.7 72.1 81.2 86.9 91.5 91.0 86.7 72.5 63.5 55.1 91.5
Year Highest Occurred 1990 1976 2000 1994 1991 1986 1986 1983 1998 1995 1999 1984 1986
Lowest Mean Max. Temperature (F) 31.2 33.1 47.7 59.3 71.0 77.9 82.7 82.2 75.6 62.2 50.8 34.6 31.2
Year Lowest Occurred 1977 1979 1993 1975 1992 1972 2000 1992 1975 1976 1995 1989 1977
Mean Temperature (F) 30.5 33.2 41.7 51.5 61.4 69.8 74.5 73.0 65.8 53.9 43.9 35.0 52.9
Highest Mean Temperature (F) 39.0 40.8 46.7 56.0 67.7 73.3 77.7 76.0 69.7 60.2 50.4 42.3 77.7
Year Highest Occurred 1990 1990 1977 1994 1991 1994 1986 1983 1998 1984 1985 1984 1986
Lowest Mean Temperature (F) 19.7 20.7 36.7 46.4 57.7 66.2 70.6 69.4 62.6 49.0 37.7 22.9 19.7
Year Lowest Occurred 1977 1979 1984 1975 1994 1972 2000 1982 1984 1988 1976 1989 1977
Mean Min. Temperature (F) 19.1 20.8 28.9 37.2 48.1 56.9 61.7 59.9 51.9 39.2 30.4 23.3 39.8
Highest Mean Min. Temperature (F) 27.0 27.4 33.0 40.6 54.2 60.5 65.2 63.7 55.7 48.1 40.1 29.4 65.2
Year Highest Occurred 1995 1990 1977 1991 1991 1973 1995 1978 1971 1984 1985 1984 1995
Lowest Mean Min. Temperature (F) 8.1 8.4 25.3 32.4 43.3 53.3 58.4 56.1 47.9 32.8 23.8 11.2 8.1
Year Lowest Occurred 1977 1979 1996 1971 1994 1997 2000 1997 1994 1988 1976 1989 1977
Mean Precipitation (in.) 3.25 2.71 3.67 3.28 4.42 3.59 3.43 3.64 3.99 3.70 3.45 3.05 42.18
Highest Precipitation (in.) 7.54 5.93 7.04 7.60 9.37 9.67 7.24 11.36 9.52 10.58 6.83 5.81 11.36
Year Highest Occurred 1978 1998 1994 1983 1989 1972 1975 1984 1975 1979 1972 1996 1984
Lowest Precipitation (in.) 0.44 0.29 1.06 0.61 1.13 0.76 0.84 0.32 0.90 0.08 0.27 0.63 0.08
Year Lowest Occurred 1981 1978 1981 1985 1977 1988 1983 1998 1998 2000 1981 1980 2000
Heating Degree Days (F) 1072. 891. 723. 408. 148. 16. 0. 4. 54. 355. 634. 932. 5237.
Cooling Degree Days (F) 0. 0. 0. 0. 35. 160. 295. 250. 76. 8. 0. 0. 824.

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