Weather will likely play an important role when you plan your trip to Cheongpyeong, 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 72°F, while the coldest months are January and December with an average of 32°F. The rainiest months in Cheongpyeong are July, August, September, and June, with each month seeing an average of 10 inches of rainfall.