Saint Terese, United States offers 1 beach perfect for sunbathing, surfing, swimming, and more. Saint Terese, Alaska, United States, is known for its serene natural landscapes and opportunities for wildlife viewing and outdoor activities. The best time to travel to Saint Terese, United States, is in late spring or early fall when the average air temperature is around 70°F (21°C) and the 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!