KNOXVILLE UNIV OF TENN, TENNESSEE

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 46.6 51.6 61.1 70.5 77.8 84.7 88.2 87.0 81.2 70.9 60.1 50.3 69.2
Highest Mean Max. Temperature (F) 55.4 59.5 66.2 76.2 83.8 89.0 93.8 92.6 86.9 75.9 66.7 59.5 93.8
Year Highest Occurred 1974 1976 1997 1981 1982 1988 1980 1980 1998 1984 1999 1984 1980
Lowest Mean Max. Temperature (F) 34.0 41.4 54.2 64.4 73.4 79.1 82.9 81.3 76.9 64.1 53.9 40.2 34.0
Year Lowest Occurred 1977 1978 1996 1983 1989 1997 1979 1992 1974 1988 1976 1989 1977
Mean Temperature (F) 38.5 42.1 50.6 59.3 67.3 74.7 78.7 77.7 71.7 60.2 50.7 42.0 59.5
Highest Mean Temperature (F) 48.3 49.0 55.5 64.8 72.5 77.6 82.1 81.7 76.1 66.6 58.7 51.2 82.1
Year Highest Occurred 1974 1990 1976 1981 1991 1981 1980 1980 1978 1984 1985 1971 1980
Lowest Mean Temperature (F) 26.4 33.7 44.3 54.3 63.0 70.9 75.1 73.7 68.5 54.0 44.6 33.2 26.4
Year Lowest Occurred 1977 1978 1996 1983 1997 1974 1979 1992 1974 1988 1976 1989 1977
Mean Min. Temperature (F) 30.3 32.6 40.1 48.0 56.8 64.6 69.1 68.3 62.1 49.5 41.3 33.6 49.7
Highest Mean Min. Temperature (F) 41.1 38.9 45.8 53.5 64.0 67.4 71.2 72.1 66.2 57.6 51.4 43.0 72.1
Year Highest Occurred 1974 1990 1973 1991 1991 1994 1977 1995 1980 1985 1985 1971 1995
Lowest Mean Min. Temperature (F) 18.7 26.1 34.4 43.3 52.4 60.9 66.7 65.6 57.7 40.5 35.2 26.1 18.7
Year Lowest Occurred 1977 1978 1996 1971 1997 1974 1976 1976 1999 1987 1976 1989 1977
Mean Precipitation (in.) 4.75 3.91 5.04 3.52 4.33 4.77 3.97 3.40 3.03 3.03 4.10 4.37 48.22
Highest Precipitation (in.) 8.42 7.50 11.61 6.91 8.47 10.32 9.36 6.04 6.15 5.77 7.91 8.62 11.61
Year Highest Occurred 1974 1994 1975 1998 1973 1989 1979 1982 1977 1990 1973 1972 1975
Lowest Precipitation (in.) 0.81 0.85 1.90 0.28 1.67 1.22 1.54 1.59 0.80 0.24 1.49 1.48 0.24
Year Lowest Occurred 1981 1978 1985 1976 1988 1988 1974 1987 1984 2000 1971 1985 2000
Heating Degree Days (F) 823. 641. 450. 196. 64. 2. 0. 0. 14. 196. 431. 714. 3531.
Cooling Degree Days (F) 0. 0. 4. 23. 135. 292. 422. 391. 213. 45. 2. 0. 1527.

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