San Nicola, Italy offers 7 beaches perfect for sunbathing, surfing, swimming, and more. San Nicola, Lazio, Italy, is known for its proximity to the historic site of the Abbey of Montecassino. The best time to travel to San Nicola, Italy, is from May to September, when the average air temperature is around 75°F (24°C) and the water temperature is approximately 73°F (23°C). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!