Syki, Greece offers 3 beaches perfect for sunbathing, surfing, swimming, and more. Syki, Thessaly, Greece, is known for its picturesque landscapes and traditional Greek village charm. The best time to travel to Syki, Greece, is from May to September, with average air temperatures ranging from 75°F to 85°F and water temperatures around 73°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!