The most pleasant months of the year for Verdon are June, September and August. In Verdon, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Verdon with an average high temperature of 83.6°, which ranks it as cooler than most places in South Dakota. February is the snowiest month in Verdon with 6.1 inches of snow, and 7 months of the year have significant snowfall. But there some days when the humidity becomes unpleasant, especially in July and August.