Ofu, Samoa offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Ofu, Manu a, Samoa is known for the Ofu Beach, part of the National Park of American Samoa, which is renowned for its pristine coral reefs and clear waters. The best time to travel to Ofu, Samoa, is from May to October, when the average air temperature is around 82°F (28°C) and the water temperature is approximately 80°F (27°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!