The most pleasant months of the year for Coleman are October, April and May. In Coleman, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Coleman with an average high temperature of 90.8°, which ranks it as about average compared to other places in Georgia. December is the snowiest month in Coleman with 0.0 inches of snow, and no months of the year have significant snowfall. The most uncomfortably humid months are July, August and June.