Weather is probably a major factor when you plan your trip to Yangchun, 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 27°C, while the coldest months are January and December, with an average of 17°C. The rainiest months in Yangchun are August, May, June and July, with each month seeing an average of 301 mm of rainfall.