The most pleasant months of the year for Loma Grande are March, November and February. In Loma Grande, there are 3 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Loma Grande with an average high temperature of 98.9°, which ranks it as one of the hottest places in Texas. January is the snowiest month in Loma Grande with 0.1 inches of snow, and no months of the year have significant snowfall. The most uncomfortably humid months are July, June and August.