If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Xuancheng: The hottest months are usually July and August with an average temp of 79°F, while the coldest months are January and December with an average of 45°F. The rainiest months in Xuancheng are June, July, August, and May, with each month seeing an average of 9 inches of rainfall.