Sire Beach, Indonesia offers 1 beach perfect for sunbathing, surfing, swimming, and more. Sire Beach is known for its stunning views of Mount Rinjani and proximity to the Gili Islands. The best time to visit Sire Beach, Indonesia, is from May to September, with average air temperatures around 28°C (82°F) and water temperatures near 27°C (81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!