Weather is probably a major factor when you plan your trip to Damyang, and keep 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 temp of 74°F, while the coldest months are January and February with an average of 37°F. The rainiest months in Damyang are July, August, June, and September, with each month seeing an average of 8 inches of rainfall.