Weather is probably a major factor when you plan your trip to Shantou, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July with an average temp of 83°F, while the coldest months are January and February with an average of 62°F. The rainiest months in Shantou are June, August, May, and July, with each month seeing an average of 10 inches of rainfall.