Marsa Ben M Hidi, Algeria offers 5 beaches perfect for sunbathing, surfing, swimming, and more. Marsa Ben M Hidi, Tlemcen, Algeria, is known for its proximity to the beautiful beaches of the Mediterranean Sea and the nearby Beni Add Caves. The best time to travel to Marsa Ben M'Hidi, Algeria, is from May to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 22-26°C (72-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!