Weather is probably a major factor when you plan your trip to Xingtan, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually July and August, with an average temperature of 29°C, while the coldest months are January and December, with an average of 18°C. The rainiest months in Xingtan are June, May, August and September, with each month seeing an average of 296 mm of rainfall.