Seadrift, United States offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Seadrift, Texas, United States, is known for its proximity to the San Antonio Bay, which is popular for fishing and birdwatching. The best time to travel to Seadrift, United States, is from March to May, 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!