Don Sai, Thailand offers 1 beach perfect for sunbathing, surfing, swimming, and more. Don Sai is known for its proximity to the historical and cultural attractions of Pattani, including the Pattani Central Mosque and Krue Se Mosque. The best time to travel to Don Sai, Thailand, is from November to February, with average air temperatures around 25-30°C (77-86°F) and water temperatures approximately 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!