The most pleasant months of the year for Renville are June, July and August. In Renville, there are 4 comfortable months with high temperatures in the range of 70-85°. August is the hottest month for Renville with an average high temperature of 81.5°, which ranks it as about average compared to other places in North Dakota. January is the snowiest month in Renville with 8.5 inches of snow, and 8 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.