Lakehead, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Lakehead, California, United States, is known for Shasta Lake and the Shasta-Trinity National Forest. The best time to travel to Lakehead, United States, is during the summer months of June to August, when the average air temperature is around 85°F (29°C) and the water temperature is approximately 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!