Qalansiyah, Yemen offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Qalansiyah is known for the Detwah Lagoon, a stunning natural attraction with pristine beaches and unique marine life. The best time to travel to Qalansiyah, Yemen, is from November to March, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 26°C (79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!