Paralia Sikias, Greece offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Paralia Sikias is known for its beautiful beaches and proximity to the Mount Athos monastic community. The best time to travel to Paralia Sikias, Greece, is from June to September, with average air temperatures around 25-30°C (77-86°F) and water temperatures around 24-27°C (75-81°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!