Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
Dongtan in September sees high daytime temperatures of 27°C (81°F) and nighttime lows of 17°C (63°F). Rainfall is fairly high this month at around 134 mm (5.3 in), so pack a rain jacket to stay dry.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. May and October typically offer the best weather for Dongtan.
Pick a month to see the average temperature, rainfall and sunshine in Dongtan - and find the best time to visit.
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Dongtan climate overview or explore weather in South Korea.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
Mud festival in South Korea
In July, the peaceful seaside town of Boryeong turned into a chaos of mud for 9 days. We recommend putting this festival on your bucket list.
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