Psathi, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Psathi is known for its serene beaches and picturesque landscapes in the South Aegean. The best time to travel to Psathi, Greece, is from late May to early October, when the average air temperature ranges from 25°C to 30°C (77°F to 86°F) and the sea temperature is around 22°C to 26°C (72°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!