Weather is probably a major factor when you plan your trip to Jeongok, 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 31°F. The rainiest months in Jeongok are July, August, June, and September, with each month seeing an average of 9 inches of rainfall.