Traditionally, this only took place within the eve of the total moon. So the ideal time to go to Hoi An was throughout the whole moon. With the event of tourism in Hoi An, this now occurs on the nightly basis, so everyday is the best time to go to! https://judahcfeeb.is-blog.com/46525661/the-smart-trick-of-hoiinan-that-no-one-is-discussing