Por Tor Legend and festival dates

Then there are the dates of the Festival 

A list of locations where Phuket residents and visitors can take part in the festivities is as follows:

August 8-15: Phuket Thai Hua Museum

August 10: Hok Nguan Kong Shrine on Phuket Road

August 11: Talad Nua in Phuket Town

August 12-13: The highlight of the festival, held by Phuket City Municipality, will take place at the municipal 
market on Ranong Road starting at 2:30pm

August 14-24: Por Tor Kong Shrine, also known as Bang Niew Shrine

August 16:
 Takuapa Road

- See more at: http://www.phuketgazette.net/phuket-news/Phuket-poor-receive-food-donations-ahead-Hungry/32390#ad-image-0 

But the details are not always the same