ASSATEAGUE IS NATL SEAS, MARYLAND

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 44.5 46.3 52.8 61.4 69.9 78.5 83.7 83.3 78.1 68.3 58.4 49.4 64.6
Highest Mean Max. Temperature (F) 52.4 54.3 59.0 66.9 73.7 83.6 88.0 87.0 81.9 73.7 68.5 58.2 88.0
Year Highest Occurred 1974 1990 1985 1985 1991 1981 1987 1984 1998 1985 1985 1984 1987
Lowest Mean Max. Temperature (F) 33.6 35.3 46.9 56.4 64.9 72.4 80.0 78.5 74.5 62.2 52.4 38.4 33.6
Year Lowest Occurred 1977 1978 1993 1975 1978 1992 1990 1994 1992 1992 1976 1989 1977
Mean Temperature (F) 36.3 38.0 43.9 52.5 61.5 70.2 75.6 75.4 70.3 59.6 49.7 40.9 56.2
Highest Mean Temperature (F) 43.0 44.9 49.1 56.0 64.5 74.4 79.4 78.8 74.5 65.1 58.8 47.6 79.4
Year Highest Occurred 1998 1990 2000 1985 1991 1981 1993 1978 1998 1985 1985 1984 1993
Lowest Mean Temperature (F) 25.3 26.9 39.7 48.2 56.8 64.3 72.5 71.5 67.6 53.4 41.9 29.3 25.3
Year Lowest Occurred 1977 1979 1978 1975 1978 1992 1984 1994 1991 1992 1976 1989 1977
Mean Min. Temperature (F) 28.1 29.6 35.0 43.5 53.1 61.8 67.5 67.4 62.4 50.8 41.0 32.4 47.7
Highest Mean Min. Temperature (F) 37.0 38.7 40.9 48.3 56.1 65.9 72.6 71.9 67.1 57.3 49.1 40.1 72.6
Year Highest Occurred 1993 1998 2000 1994 1989 1989 1993 1978 1998 1971 1985 1994 1993
Lowest Mean Min. Temperature (F) 16.9 18.3 28.9 39.9 48.7 56.2 63.0 63.5 58.7 44.4 31.4 20.2 16.9
Year Lowest Occurred 1977 1979 1989 1982 1978 1992 1988 1992 1990 1988 1976 1989 1977
Mean Precipitation (in.) 4.34 3.59 4.26 3.25 3.60 2.85 3.62 4.18 3.70 3.30 3.16 3.21 43.06
Highest Precipitation (in.) 9.24 7.15 8.73 6.20 6.88 7.64 7.36 12.73 9.86 7.95 7.32 7.98 12.73
Year Highest Occurred 1987 1979 1994 1983 1978 1972 1982 1985 1996 1971 1997 1977 1985
Lowest Precipitation (in.) 0.46 1.15 0.38 0.63 0.76 0.60 0.87 0.50 1.03 0.00 0.87 0.05 0.00
Year Lowest Occurred 1981 1980 1986 1985 1991 1994 1983 1984 1973 2000 1974 1989 2000
Heating Degree Days (F) 890. 757. 653. 376. 140. 18. 0. 0. 13. 209. 463. 747. 4266.
Cooling Degree Days (F) 0. 0. 0. 0. 31. 173. 328. 321. 170. 40. 3. 0. 1066.

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