If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Yongzhou: The hottest months are usually August and July with an average temp of 80°F, while the coldest months are January and December with an average of 51°F. The rainiest months in Yongzhou are June, May, March, and April, with each month seeing an average of 8 inches of rainfall.