CARROLLTON LOCK 1, KENTUCKY

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 41.6 47.7 57.6 67.7 76.3 84.0 87.8 86.6 81.1 70.2 57.6 46.2 67.0
Highest Mean Max. Temperature (F) 52.5 57.2 65.5 73.9 84.3 90.0 92.5 94.2 86.9 75.9 65.6 55.1 94.2
Year Highest Occurred 1990 1976 1976 1977 1987 1988 1980 1983 1998 1971 1999 1971 1983
Lowest Mean Max. Temperature (F) 27.9 33.3 48.3 61.3 70.3 79.1 84.2 81.1 75.3 62.2 50.0 33.1 27.9
Year Lowest Occurred 1977 1978 1984 1983 1989 1997 2000 1992 1974 1988 1996 1989 1977
Mean Temperature (F) 32.8 37.3 46.3 55.6 64.5 72.7 76.9 75.6 69.6 58.2 47.7 37.5 56.2
Highest Mean Temperature (F) 42.4 45.6 54.1 61.1 71.5 76.2 80.5 81.8 73.4 65.3 53.2 47.0 81.8
Year Highest Occurred 1990 1976 1973 1985 1991 1971 1980 1983 1998 1971 1985 1982 1983
Lowest Mean Temperature (F) 17.7 23.5 40.3 51.4 59.7 68.8 74.1 71.1 65.4 48.8 40.1 23.9 17.7
Year Lowest Occurred 1977 1978 1984 1982 1989 1992 1984 1992 1974 1988 1976 1989 1977
Mean Min. Temperature (F) 24.0 26.8 35.0 43.5 52.7 61.3 65.9 64.5 58.0 46.1 37.8 28.7 45.4
Highest Mean Min. Temperature (F) 34.4 34.0 43.0 49.3 61.2 64.9 69.3 69.5 63.5 55.5 45.7 39.1 69.5
Year Highest Occurred 1998 1976 1973 1981 1991 1971 1993 1983 1971 1984 1985 1982 1983
Lowest Mean Min. Temperature (F) 7.4 13.8 29.8 38.7 47.5 54.8 61.7 59.6 52.3 35.3 28.8 14.7 7.4
Year Lowest Occurred 1977 1978 1999 1988 1994 1988 1984 1986 1999 1988 1976 1989 1977
Mean Precipitation (in.) 3.10 3.00 4.20 4.20 4.98 4.44 4.06 4.09 3.08 2.94 3.49 3.62 45.20
Highest Precipitation (in.) 6.23 7.06 10.78 8.79 12.49 10.23 10.20 8.43 10.57 12.32 7.78 8.18 12.49
Year Highest Occurred 1982 1971 1997 1996 1996 1998 1986 2000 1979 1983 1972 1990 1996
Lowest Precipitation (in.) 0.38 0.39 0.91 1.06 0.90 0.35 0.98 1.07 0.38 0.69 0.60 0.65 0.35
Year Lowest Occurred 1981 1978 1979 1976 1987 1988 1983 1999 1998 2000 1976 1976 1988
Heating Degree Days (F) 999. 778. 579. 290. 118. 7. 0. 3. 33. 251. 520. 854. 4432.
Cooling Degree Days (F) 0. 0. 0. 7. 103. 236. 367. 331. 170. 39. 1. 0. 1254.

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