Municipality Of Lavreotiki, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Municipality Of Lavreotiki is known for the ancient silver mines of Lavrion and the Temple of Poseidon at Cape Sounion. The best time to travel to the Municipality of Lavreotiki, Greece, is from May to September, when the average air temperature ranges from 75°F to 85°F and the water temperature is around 72°F to 78°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!