Colares, Portugal offers 16 beaches perfect for sunbathing, surfing, swimming, and more. Colares, Lisbon, Portugal, is known for its proximity to the stunning Sintra-Cascais Natural Park and the historic Cabo da Roca. The best time to travel to Colares, Portugal, is from June to September, with average air temperatures around 70-80°F (21-27°C) and water temperatures around 64-70°F (18-21°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!