Gochang, Hwasun and Ganghwa Dolmen Sites
South Korea UNESCO World Heritage Site

The Gochang, Hwasun and Ganghwa Dolmen Sites are a collection of dolmens in South Korea. This UNESCO World Heritage Site is one of the 61 sights of the country listed on this website and is ranked 46th in popularity among South Korean sights based on English Wikipedia lookups.
Planning a visit
The best time to visit is during the spring or autumn. In April, temperatures range from 6 °C to 18 °C, while October sees highs of 20 °C and lows of 10 °C. The summer months of July and August are the warmest, with daily highs reaching about 29 °C, but they are also the wettest with over 300 mm of rain and up to 16 rainy days. Winter is the coldest period, with January temperatures dropping to a low of -4 °C.
To reach the sites, you can fly into Gwangju Airport, which is 21 km away, or Muan International Airport, located 50 km from the area. The sites are approximately 288 km from Seoul. There are no specific details provided regarding opening hours, prices, or wheelchair access.
Weather by month
The warmest month is August, with an average high of 29 °C. The wettest is July, with about 306 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 4 | 7 | 12 | 18 | 22 | 26 | 28 | 29 | 25 | 20 | 13 | 7 |
| Average low, °C | -4 | -3 | 1 | 6 | 12 | 17 | 22 | 22 | 17 | 10 | 3 | -2 |
| Rainfall, mm | 33 | 46 | 65 | 89 | 107 | 199 | 306 | 303 | 177 | 48 | 49 | 28 |
| Rainy days | 5 | 5 | 7 | 8 | 8 | 11 | 16 | 15 | 12 | 6 | 6 | 5 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.