RALEIGH 4 SW, NORTH CAROLINA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 51.4 55.7 63.8 72.7 79.4 85.8 88.9 87.2 81.8 72.2 63.0 54.2 71.3
Highest Mean Max. Temperature (F) 61.5 65.7 69.1 77.9 83.4 90.8 94.0 92.6 86.2 76.8 68.5 62.3 94.0
Year Highest Occurred 1974 1976 1974 1985 1991 1981 1977 1983 1973 1984 1985 1971 1977
Lowest Mean Max. Temperature (F) 39.3 45.0 58.3 66.9 75.7 81.4 84.5 83.8 78.9 67.4 56.0 45.5 39.3
Year Lowest Occurred 1977 1978 1996 1983 1972 1997 1984 1992 1999 1976 1996 2000 1977
Mean Temperature (F) 41.7 44.9 52.3 60.4 68.2 75.4 79.1 77.7 72.1 61.2 52.5 44.6 60.8
Highest Mean Temperature (F) 52.3 52.0 57.3 64.4 72.5 80.2 82.4 81.7 76.2 67.6 59.7 52.9 82.4
Year Highest Occurred 1974 1976 1974 1981 1991 1981 1986 1980 1980 1984 1985 1971 1986
Lowest Mean Temperature (F) 31.0 35.3 47.5 55.9 64.9 71.7 76.0 74.8 69.0 55.7 46.4 35.8 31.0
Year Lowest Occurred 1977 1978 1996 1983 1997 1997 2000 1992 1984 1988 1976 1989 1977
Mean Min. Temperature (F) 32.0 34.0 40.8 48.1 56.9 65.0 69.3 68.2 62.3 50.2 41.9 34.9 50.3
Highest Mean Min. Temperature (F) 43.1 39.9 46.3 52.0 61.5 69.6 71.7 71.6 67.9 58.4 51.0 43.4 71.7
Year Highest Occurred 1974 1990 1973 1981 1991 1981 1980 1977 1980 1984 1985 1971 1980
Lowest Mean Min. Temperature (F) 22.7 25.5 36.6 44.4 52.9 61.7 66.8 64.4 57.9 43.1 35.9 26.0 22.7
Year Lowest Occurred 1977 1978 1999 1971 1997 1988 2000 1997 1981 1987 1976 1989 1977
Mean Precipitation (in.) 4.43 3.60 4.44 2.98 3.95 4.05 4.48 4.23 4.41 3.58 3.19 3.21 46.55
Highest Precipitation (in.) 8.67 7.12 8.15 7.55 8.99 10.36 10.71 11.99 18.47 9.01 7.93 7.53 18.47
Year Highest Occurred 1998 1989 1983 1978 1984 1995 1975 1986 1999 1995 1985 1983 1999
Lowest Precipitation (in.) 1.02 0.62 1.53 0.16 0.74 0.59 1.06 0.51 0.28 0.00 0.69 0.57 0.00
Year Lowest Occurred 1981 1991 1988 1976 2000 1993 1983 1975 1990 2000 1973 1988 2000
Heating Degree Days (F) 723. 564. 396. 162. 34. 1. 0. 0. 8. 166. 381. 635. 3070.
Cooling Degree Days (F) 0. 0. 3. 24. 131. 313. 437. 393. 219. 48. 4. 0. 1572.

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