Stidia, Algeria offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Stidia is known for its beautiful beaches and proximity to the historic city of Mostaganem. The best time to travel to Stidia, Algeria, is from April to June, with average air temperatures around 20-25°C (68-77°F) and water temperatures approximately 18-20°C (64-68°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!