Celebrated 19 September.
If you will brave it, go downtown to enjoy the very Naples celebration. He is the patron Saint of Naples so you can bet there will be fireworks. It will be a great time of tons of people, food, music, fireworks and culture like no other.
If you want to experience Italy, this goes beyond, wine, lemoncello and pasta. This is Naples at it's best.
Find out more at these links.