Weather is probably a major factor when you plan your trip to Qiandongnan, but bear 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 temperature of 23°C, while the coldest months are January and December, with an average of 8°C. The rainiest months in Qiandongnan are June, May, April and July, with each month seeing an average of 195 mm of rainfall.