San Gregorio bagnoli, Italy offers 2 beaches perfect for sunbathing, surfing, swimming, and more. San Gregorio bagnoli, Sicily, Italy, is known for its proximity to the stunning Mount Etna and the picturesque beaches of the Ionian Sea. The best time to travel to San Gregorio, Bagnoli, 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!