MARICAO 2 SSW, PUERTO RICO

NCDC 1971-2000 Monthly Normals

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Mean Max. Temperature (F) 76.7 77.3 78.2 79.1 80.0 82.1 81.6 82.0 81.3 80.3 79.1 76.7 79.5
Highest Mean Max. Temperature (F) 79.3 79.2 81.3 82.5 81.9 85.4 85.0 85.5 85.0 83.1 82.3 81.0 85.5
Year Highest Occurred 1990 1990 1982 1985 1994 1980 1985 1990 1991 1991 1980 1989 1990
Lowest Mean Max. Temperature (F) 70.3 74.1 74.3 76.1 76.4 77.7 77.2 78.6 77.4 78.1 76.1 69.5 69.5
Year Lowest Occurred 2000 1999 1989 1996 1996 1996 1996 1996 1996 1985 1984 1999 1999
Mean Temperature (F) 69.1 69.2 69.7 70.7 72.2 74.0 73.8 74.3 73.8 73.2 72.0 69.6 71.8
Highest Mean Temperature (F) 70.9 70.9 72.0 72.6 74.0 76.3 75.4 76.6 75.7 74.7 73.9 72.7 76.6
Year Highest Occurred 1990 1977 1983 1987 1998 1980 1983 1990 1991 1991 1980 1997 1990
Lowest Mean Temperature (F) 65.4 65.8 67.2 68.2 69.2 70.2 71.1 72.3 71.7 71.6 70.0 66.0 65.4
Year Lowest Occurred 2000 1999 2000 1996 1996 1996 1996 1996 1985 1985 1984 1999 2000
Mean Min. Temperature (F) 61.5 61.1 61.1 62.2 64.3 65.8 66.0 66.6 66.2 66.0 64.8 62.5 64.0
Highest Mean Min. Temperature (F) 63.6 63.7 63.7 64.6 67.2 69.5 68.3 68.3 68.9 67.5 67.3 65.9 69.5
Year Highest Occurred 1998 1998 1998 1987 1998 1998 1998 1995 1997 1998 1997 1997 1998
Lowest Mean Min. Temperature (F) 59.5 57.4 58.6 60.3 61.9 62.7 64.1 65.5 63.3 64.5 62.9 60.5 57.4
Year Lowest Occurred 1976 1999 2000 1996 1996 1996 1975 1984 1985 1975 1971 1975 1999
Mean Precipitation (in.) 3.01 3.75 5.28 6.79 9.43 6.28 8.52 11.32 13.66 14.86 9.29 3.41 95.60
Highest Precipitation (in.) 10.51 8.42 17.50 15.10 22.74 14.55 13.82 21.94 26.28 35.87 17.60 13.43 35.87
Year Highest Occurred 1997 1995 1989 1980 1983 1999 1977 1988 1975 1985 1975 1981 1985
Lowest Precipitation (in.) 0.46 0.16 1.41 1.98 1.83 1.21 4.33 3.80 3.89 3.97 0.42 0.10 0.10
Year Lowest Occurred 1991 1977 1984 1975 1973 1977 1976 1972 1978 1979 1980 1989 1989
Heating Degree Days (F) 4. 2. 2. 0. 0. 0. 0. 0. 0. 0. 0. 8. 16.
Cooling Degree Days (F) 131. 119. 146. 168. 221. 268. 272. 288. 262. 252. 207. 151. 2485.

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