Electric City, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Electric City is known for the Grand Coulee Dam. The best time to travel to Electric City, United States, is during the summer months of June to August, when the average air temperature is around 75°F (24°C) and the water temperature in nearby bodies is approximately 68°F (20°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!