What is the best time to visit Frisco for outdoor activities?

June through early September is the best time for hiking, biking, and water sports in Frisco. Summer is the busiest time to visit, but it’s also the most pleasant time to visit weather-wise. Frisco sits at 9,097 feet meaning expect chilly evening temperatures even in summer. Dillon Reservoir campgrounds are typically open from mid-May through early October. Ski season typically runs from early November and through early April.