Planning for the weather is an important factor for making your trip to daeheung a success, especially when you're splurging. The hottest months are usually August and July, with an average temperature of 24°C, while the coldest months are January and February, with an average of 5°C. The rainiest months in daeheung are July, August, June and September, with each month seeing an average of 233 mm of rainfall.