South Korea in September
The humidity finally breaks, but Chuseok puts the whole country on the road.
Is September a good time to visit South Korea?
September sits mid-range in South Korea — around 64/100 nationally. January is noticeably calmer.
What closes and what fills up in September
- Chuseok (movable) — the largest domestic travel week
How September compares across the year
Book things to do
South Korea: tours and tickets in Seoul, from our booking partner.

Civitatis Travel Insurance
from€10
Free cancellationKorea DMZ Tour
from€39
Free cancellationSeoul Full Day City Tour & Transport
from€22
Free cancellationSeoul Guided Tour
from€22

AREX Airport Express
from€8
Free cancellationSeoul Private Tour
from€90
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Frequently asked questions
Is September a good month to visit South Korea?
September sits mid-range in South Korea — around 64/100 nationally. January is noticeably calmer.
How busy is South Korea in September?
Averaged across the destinations we track, South Korea sits near 64/100 in September. The calmest of them is Seoul.
What is the weather like in South Korea in September?
Expect average highs near 26°C and lows near 18°C, with roughly 9 wet days — though South Korea varies by region.