ST AUGUSTINE WFOY, FLORIDA

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 65.4 67.4 71.9 77.4 82.5 86.7 88.9 87.5 84.9 79.4 73.3 67.2 77.7
Highest Mean Max. Temperature (F) 76.6 73.5 76.7 81.6 86.1 94.5 92.7 90.8 87.5 85.9 78.8 74.6 94.5
Year Highest Occurred 1974 1975 1976 1999 1995 1998 1992 1993 1993 1971 1971 1971 1998
Lowest Mean Max. Temperature (F) 58.0 57.8 63.0 73.1 78.6 83.3 85.6 84.4 82.1 75.4 68.6 61.0 57.8
Year Lowest Occurred 1977 1978 1971 1983 1988 1976 1984 1976 1984 1987 1976 1989 1978
Mean Temperature (F) 55.5 57.3 62.4 67.8 74.0 78.8 80.8 80.1 78.2 71.9 64.7 58.0 69.1
Highest Mean Temperature (F) 67.0 64.3 67.9 72.5 79.2 84.3 83.4 82.3 79.7 76.5 71.4 65.3 84.3
Year Highest Occurred 1974 1990 1997 1991 1991 1998 1992 1999 1974 1971 1985 1971 1998
Lowest Mean Temperature (F) 46.7 48.0 54.7 64.2 69.7 76.4 78.4 78.0 75.9 67.6 58.1 50.6 46.7
Year Lowest Occurred 1977 1978 1971 1987 1971 1988 1974 1994 1994 1987 1976 1989 1977
Mean Min. Temperature (F) 45.6 47.1 52.9 58.1 65.4 70.9 72.6 72.7 71.5 64.4 56.1 48.7 60.5
Highest Mean Min. Temperature (F) 57.5 55.6 59.1 66.0 73.5 74.1 74.7 74.4 73.8 70.5 64.2 56.0 74.7
Year Highest Occurred 1974 1990 1997 1991 1991 1998 1998 1983 1974 1985 1985 1971 1998
Lowest Mean Min. Temperature (F) 35.4 38.2 46.4 52.1 60.6 67.7 69.5 70.0 68.5 59.4 47.6 40.2 35.4
Year Lowest Occurred 1977 1978 1971 1987 1971 1972 1994 1984 1994 1977 1976 1989 1977
Mean Precipitation (in.) 3.16 2.88 3.87 2.63 3.11 5.27 4.50 5.91 6.45 4.56 2.24 2.84 47.42
Highest Precipitation (in.) 8.80 9.00 9.94 9.56 8.35 13.52 9.55 12.82 16.33 14.57 6.31 11.80 16.33
Year Highest Occurred 1979 1998 1996 1997 1979 1974 1991 1985 1979 1989 1994 1997 1979
Lowest Precipitation (in.) 0.41 0.60 0.76 0.00 0.34 0.51 0.90 1.10 1.53 0.08 0.32 0.13 0.00
Year Lowest Occurred 1985 1996 1977 1986 1998 1998 1999 1979 1972 1987 1978 1985 1986
Heating Degree Days (F) 332. 242. 146. 30. 3. 0. 0. 0. 0. 12. 96. 247. 1108.
Cooling Degree Days (F) 21. 26. 65. 113. 279. 414. 489. 467. 396. 226. 87. 29. 2612.

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