SMITHVILLE, TENNESSEE

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 44.8 49.5 59.2 68.4 76.5 83.9 87.2 86.3 80.4 70.5 59.1 49.1 67.9
Highest Mean Max. Temperature (F) 53.7 58.2 64.8 74.5 83.2 87.9 92.4 92.7 88.6 77.3 65.8 58.7 92.7
Year Highest Occurred 1990 1990 2000 1981 1982 1988 1980 1983 1998 1971 1978 1984 1983
Lowest Mean Max. Temperature (F) 30.5 36.2 52.9 62.5 72.1 78.4 82.1 80.8 74.3 62.1 51.9 38.5 30.5
Year Lowest Occurred 1977 1978 1993 1983 1971 1997 1979 1992 1975 1988 1976 2000 1977
Mean Temperature (F) 34.3 37.7 46.5 54.9 63.7 72.0 75.8 74.4 67.9 56.4 46.5 38.1 55.7
Highest Mean Temperature (F) 42.6 46.3 51.9 60.3 69.7 74.9 78.7 78.7 73.2 63.6 54.1 46.5 78.7
Year Highest Occurred 1974 1990 1997 1981 1987 1981 1993 1995 1998 1984 1985 1984 1993
Lowest Mean Temperature (F) 20.0 25.6 40.1 49.7 59.4 66.5 72.9 70.8 63.8 49.0 37.5 28.5 20.0
Year Lowest Occurred 1977 1978 1971 1983 1994 1974 1976 1976 1976 1988 1976 1989 1977
Mean Min. Temperature (F) 23.8 25.8 33.7 41.3 50.9 60.0 64.3 62.4 55.4 42.2 33.8 27.1 43.4
Highest Mean Min. Temperature (F) 33.0 34.4 39.5 47.0 58.6 63.5 68.5 67.3 60.7 51.2 43.7 35.7 68.5
Year Highest Occurred 1974 1998 1997 1991 1991 1994 1999 1995 1986 1984 1985 1971 1999
Lowest Mean Min. Temperature (F) 9.6 14.9 26.6 37.0 45.4 54.5 59.8 57.1 49.5 33.5 23.1 18.4 9.6
Year Lowest Occurred 1977 1978 1971 1983 1994 1974 1974 1976 1976 1987 1976 1989 1977
Mean Precipitation (in.) 4.94 4.35 6.04 4.04 5.32 4.56 4.76 4.14 4.16 3.51 4.78 5.59 56.19
Highest Precipitation (in.) 9.89 8.58 14.93 7.44 11.93 14.50 10.96 9.91 8.54 8.01 9.29 14.53 14.93
Year Highest Occurred 1974 1991 1994 1979 1984 1998 1973 1974 1972 1975 1973 1990 1994
Lowest Precipitation (in.) 0.79 1.52 1.83 0.74 1.12 0.56 1.25 1.25 0.55 0.15 1.34 2.12 0.15
Year Lowest Occurred 1986 1996 1987 1976 1988 1988 1997 1973 1998 2000 1971 1985 2000
Heating Degree Days (F) 952. 766. 576. 310. 125. 8. 0. 1. 48. 297. 558. 835. 4476.
Cooling Degree Days (F) 0. 0. 0. 5. 84. 216. 332. 292. 134. 28. 1. 0. 1092.

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