Santa Maria de Guia de Gran Canaria, Spain offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Santa Maria de Guia de Gran Canaria is known for the Cenobio de Valeron, a fascinating archaeological site of ancient cave granaries. The best time to travel to Santa Maria de Guia de Gran Canaria, Spain, is from May to October, with average air temperatures ranging from 70°F to 82°F and water temperatures from 68°F to 75°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!