Gortina, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Kalivia Thorikou is known for its proximity to the ancient theater of Thorikos and the Lavrio Technological and Cultural Park. The best time to travel to Gortina, Greece, is from May to October, with average air temperatures ranging from 20°C to 30°C (68°F to 86°F) and average sea temperatures between 20°C and 26°C (68°F to 79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!