If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Choucheng: The hottest months are usually August and July with an average temp of 79°F, while the coldest months are January and December with an average of 47°F. The rainiest months in Choucheng are June, July, May, and August, with each month seeing an average of 10 inches of rainfall.