The most pleasant months of the year for the 75390 zip code are October, April and May. In the 75390 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for the 75390 zip code with an average high temperature of 96.2°, which ranks it as warmer than most places in Texas. February is the snowiest month in the 75390 zip code with 0.6 inches of snow, and 1 month of the year have significant snowfall. The most uncomfortably humid months are July, August and June.