Rahmat Khali, Bangladesh offers 1 beach perfect for sunbathing, surfing, swimming, and more. Rahmat Khali, Chittagong, Bangladesh, is known for its proximity to the Chittagong Hill Tracts and the scenic beauty of the Karnaphuli River. The best time to travel to Rahmat Khali, Bangladesh, is from November to February, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 22-25°C (72-77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!