ONWARD, MISSISSIPPI

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 53.8 59.2 67.6 75.7 82.3 88.7 91.4 90.8 85.9 76.6 65.8 56.8 74.6
Highest Mean Max. Temperature (F) 61.3 67.7 72.4 82.7 88.6 94.6 96.0 96.8 91.1 81.4 72.2 68.9 96.8
Year Highest Occurred 1999 1976 2000 1981 1977 1977 1980 2000 1980 1971 1999 1984 2000
Lowest Mean Max. Temperature (F) 42.5 48.0 63.2 68.7 77.7 83.9 87.4 86.7 78.8 71.3 58.0 46.2 42.5
Year Lowest Occurred 1977 1978 1978 1983 1976 1983 1994 1971 1974 1976 1976 1983 1977
Mean Temperature (F) 45.0 49.6 57.0 64.4 71.7 78.2 81.2 80.0 74.6 64.1 55.4 47.5 64.1
Highest Mean Temperature (F) 51.1 57.3 62.2 71.5 76.0 82.0 84.5 83.8 79.2 69.4 60.9 58.8 84.5
Year Highest Occurred 1975 1976 1974 1981 1991 1998 1980 2000 1998 1973 1973 1984 1980
Lowest Mean Temperature (F) 34.7 38.8 52.1 59.2 66.9 74.1 78.5 76.1 69.8 58.3 47.8 37.8 34.7
Year Lowest Occurred 1977 1978 1996 1983 1976 1987 1994 1992 1974 1976 1976 1989 1977
Mean Min. Temperature (F) 36.1 39.9 46.4 53.0 61.1 67.6 70.9 69.2 63.3 51.5 44.9 38.1 53.5
Highest Mean Min. Temperature (F) 44.1 46.8 53.2 60.2 68.3 71.3 73.6 72.8 68.7 59.0 51.5 48.7 73.6
Year Highest Occurred 1974 1976 1973 1981 1991 1981 1998 1995 1998 1984 1985 1984 1998
Lowest Mean Min. Temperature (F) 26.9 29.5 40.4 46.6 56.2 63.5 67.3 65.2 58.5 44.6 37.6 27.0 26.9
Year Lowest Occurred 1977 1978 1996 1987 1976 1987 1985 1992 1981 1987 1976 1989 1977
Mean Precipitation (in.) 5.81 5.09 6.29 4.98 5.92 4.19 4.26 2.95 3.15 4.18 5.12 5.90 57.84
Highest Precipitation (in.) 15.99 9.58 12.74 15.00 15.69 9.07 9.85 12.73 6.58 15.26 12.16 20.50 20.50
Year Highest Occurred 1974 1987 1980 1991 1983 1974 1984 1982 1977 1982 1986 1982 1982
Lowest Precipitation (in.) 0.59 1.28 2.34 1.10 0.71 0.18 0.41 0.11 0.39 0.31 1.17 1.10 0.11
Year Lowest Occurred 1986 1986 1978 1981 1977 1988 1986 1990 1984 1978 1981 1980 1990
Heating Degree Days (F) 624. 437. 265. 98. 13. 0. 0. 0. 5. 100. 302. 554. 2398.
Cooling Degree Days (F) 3. 5. 18. 79. 219. 395. 500. 465. 292. 71. 13. 10. 2070.

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