Singapore, Singapore offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Singapore is known for Marina Bay Sands, Gardens by the Bay, and Sentosa Island. The best time to travel to Singapore is from February to April, with average air temperatures around 27°C (81°F) and water temperatures near 29°C (84°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!