Three Oaks, United States offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Three Oaks is known for the Journeyman Distillery and the Acorn Theater. The best time to travel to Three Oaks, United States, is in late spring (May to June) when the average air temperature is around 60-70°F, and the nearby Lake Michigan water temperature is approximately 50-60°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!