BIRMINGHAM FAA ARPT, ALABAMA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 52.8 58.3 66.5 74.1 81.0 87.5 90.6 90.2 84.6 74.9 64.5 56.0 73.4
Highest Mean Max. Temperature (F) 60.8 67.8 72.9 79.9 85.7 92.2 96.0 96.3 90.7 82.1 70.5 66.2 96.3
Year Highest Occurred 1974 1976 1974 1981 1998 1977 1993 1995 1990 1984 1985 1984 1995
Lowest Mean Max. Temperature (F) 40.3 47.5 60.4 68.6 75.3 82.9 86.4 85.9 78.7 69.0 57.1 47.6 40.3
Year Lowest Occurred 1978 1978 1971 1973 1976 1997 1971 1992 1974 1976 1976 2000 1978
Mean Temperature (F) 42.6 46.8 54.5 61.3 69.3 76.4 80.2 79.6 73.8 62.9 53.1 45.6 62.2
Highest Mean Temperature (F) 52.1 54.5 60.6 67.2 74.3 80.3 83.8 84.8 78.2 71.1 61.0 54.3 84.8
Year Highest Occurred 1974 1990 1974 1999 2000 1998 1993 1995 1998 1984 1985 1984 1995
Lowest Mean Temperature (F) 30.9 36.7 48.0 56.6 63.5 71.9 76.5 75.6 69.5 56.8 44.9 38.0 30.9
Year Lowest Occurred 1977 1978 1971 1983 1976 1974 1972 1992 1974 1987 1976 1989 1977
Mean Min. Temperature (F) 32.3 35.4 42.4 48.4 57.6 65.4 69.7 68.9 63.0 50.9 41.8 35.2 50.9
Highest Mean Min. Temperature (F) 43.4 43.2 48.2 56.4 64.2 69.0 72.9 73.2 67.1 60.1 51.4 44.7 73.2
Year Highest Occurred 1974 1990 1974 1999 1991 1998 1998 1995 1998 1984 1985 1971 1995
Lowest Mean Min. Temperature (F) 20.7 25.9 35.7 44.2 51.2 59.8 65.7 65.1 58.0 40.6 32.7 27.8 20.7
Year Lowest Occurred 1977 1978 1971 1983 1971 1974 1972 1976 1981 1987 1976 1976 1977
Mean Precipitation (in.) 5.45 4.21 6.10 4.67 4.83 3.78 5.09 3.48 4.05 3.23 4.63 4.47 53.99
Highest Precipitation (in.) 9.59 9.28 15.80 13.75 9.57 9.04 10.07 8.98 10.43 11.90 9.66 12.63 15.80
Year Highest Occurred 1996 1971 1980 1979 1983 1999 1985 1998 1977 1995 1986 1983 1980
Lowest Precipitation (in.) 1.09 1.31 1.71 0.42 0.88 0.79 0.30 0.38 0.16 0.07 1.67 0.81 0.07
Year Lowest Occurred 1981 1978 1985 1986 2000 1988 1983 1989 1984 1991 1981 1980 1991
Heating Degree Days (F) 691. 514. 339. 154. 31. 1. 0. 0. 11. 133. 359. 590. 2823.
Cooling Degree Days (F) 1. 3. 16. 51. 167. 351. 476. 455. 280. 69. 9. 3. 1881.

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