The most pleasant months of the year for Santa Monica are November, March and February. In Santa Monica, there are 5 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Santa Monica with an average high temperature of 96.6°, which ranks it as warmer than most places in Texas. December is the snowiest month in Santa Monica with 0.1 inches of snow, and no months of the year have significant snowfall. The humidity here has been described as oppressive in July and June.