Nea Kallikratia, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Nea Kallikratia is known for its beautiful beaches and proximity to the Petralona Cave. The best time to travel to Nea Kallikratia, Greece, is from June to September, when the average air temperature is around 25-30°C (77-86°F) and the water temperature is approximately 23-26°C (73-79°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!