The most pleasant months of the year for Rex are October, April and May. In Rex, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Rex with an average high temperature of 90.9°, which ranks it as one of the hottest places in North Carolina. December is the snowiest month in Rex with 0.1 inches of snow, and no months of the year have significant snowfall. The most uncomfortably humid months are July, August and June.