Municipality Of Syros And Ermoupoli, Greece offers 1 beach perfect for sunbathing, surfing, swimming, and more. Municipality Of Syros And Ermoupoli is known for its neoclassical architecture, the Apollo Theater, and the Miaouli Square. The best time to travel to the Municipality of Syros and Ermoupoli, Greece, is from May to September, with average air temperatures ranging from 70°F to 85°F and water temperatures from 68°F to 77°F. Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!