Stockton, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Stockton, Missouri, United States, is known for Stockton Lake, a popular destination for sailing, fishing, and camping. The best time to travel to Stockton, United States, is in late spring (May), when the average air temperature is around 75°F (24°C) and the nearby water temperature is approximately 65°F (18°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!