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Weather in South Korea

Monthly weather for 3 cities in South Korea

Seoul

🇰🇷 South Korea

Busan

🇰🇷 South Korea

Jeju

🇰🇷 South Korea

WeatherMonth

Accurate climate data for 1,000+ cities to help you plan the perfect trip.

Data Sources

NOAA Climate
UK Met Office
Open-Meteo
WMO

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© 2026 WeatherMonth. Climate data: Open-Meteo (1991–2020 normals).

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