The most pleasant months of the year for West Scio are September, July and August. In West Scio, there are 4 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for West Scio with an average high temperature of 81.8°, which ranks it as cooler than most places in Oregon. February is the snowiest month in West Scio with 1.6 inches of snow, and 2 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.