Fornos, Portugal offers 1 beach perfect for sunbathing, surfing, swimming, and more. Fornos, Aveiro, Portugal, is known for its proximity to the picturesque canals and traditional moliceiro boats of the city of Aveiro. The best time to travel to Fornos, Portugal, is from June to September, with average air temperatures around 75°F (24°C) and water temperatures near 70°F (21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!