Boumerdes, Algeria offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Boumerdes, Boumerdes is known for its beautiful Mediterranean beaches and the University of Boumerdes. The best time to travel to Boumerdes, Algeria, is from May to October, with average air temperatures ranging from 20°C to 30°C and water temperatures around 20°C to 25°C. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!