Arenzano, Italy offers 7 beaches perfect for sunbathing, surfing, swimming, and more. Arenzano is known for the Santuario del Bambino di Praga and the Parco Comunale di Arenzano. The best time to travel to Arenzano, Italy, is from May to September, with average air temperatures ranging from 20°C to 28°C (68°F to 82°F) and water temperatures from 18°C to 25°C (64°F to 77°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!