Monfalcone, Italy offers 2 beaches perfect for sunbathing, surfing, swimming, and more. Monfalcone is known for its shipbuilding industry and the nearby natural reserve of Isola della Cona. The best time to travel to Monfalcone, Italy, is from May to September, when the average air temperature is around 70-80°F (21-27°C) and the water temperature is approximately 70-75°F (21-24°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!