Traditionally, this only happened within the eve of the total moon. So the most beneficial time to visit Hoi An was over the full moon. With the event of tourism in Hoi An, this now occurs on a nightly foundation, so each day is the best time to go to! https://caidenjmmll.blogtov.com/20255577/helping-the-others-realize-the-advantages-of-hoi-in-an