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