Lake Stevens, United States offers 6 beaches perfect for sunbathing, surfing, swimming, and more. Lake Stevens is known for its beautiful lake offering recreational activities and scenic views. The best time to travel to Lake Stevens, United States, is during the summer months of June to August, when the average air temperature is around 70-80°F and the water temperature is approximately 65-75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!