Seoul August weather
Seoul, South Korea · August
Timing is the main strategy
August is typically the hottest and most humid month, and tropical nights can keep it warm late. Even short outdoor walks can feel tiring at midday.
Indoor AC can feel strong, creating a noticeable outside/inside contrast—carrying a thin layer helps comfort.
August averages at a glance
Average low
around 22–25°C
Average high
around 29–33°C
Average rainfall
around 200–300 mm
Wet days
about 8–12 days
What to wear in August in Seoul
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Very light, breathable summer clothing is common.
- • Hat/sunscreen/small towel reduces perceived fatigue.
- • A thin layer helps indoors.
Travel tips for visiting Seoul in August
- • Treat midday as indoor time and do outdoor routes early/late.
- • Plan hydration stops—you’ll likely buy drinks often.
August weather in Seoul — FAQ
Q. Do you recommend Seoul in August?
A. It depends on heat tolerance. With indoor balance and timing, many people still enjoy it.
Q. Is it hot at night too?
A. Some nights stay warm (tropical nights). Adjusting pace and lodging comfort helps.
Explore Seoul
These pages are connected so you can compare conditions and decide for yourself.