South Korea weather

Get the latest coronavirus (COVID-19) updates for South Korea with current travel advice, statistics and online resources.

Below are the temperatures expected today at popular destinations in South Korea. Select a destination to compare today's forecast with average weather conditions.

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The weather guide for South Korea shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the hottest month in South Korea?

The hottest time of year in Seoul, South Korea is normally August. Expect maximum daytime temperatures to reach 29°C with high heat and humidity.

Which month has the most rain in South Korea?

In terms of rainfall, July is usually the wettest month in Seoul, South Korea with 358mm on average. There are normally 16 days in July with some rain.

When is it sunniest in South Korea?

The sunniest time of year in Seoul, South Korea is normally October with bright sunshine on average for 60% of daylight hours; that's 7 hours of sunshine per day.

Metric (°C / mm) | Imperial (°F / inches)

Compare South Korea weather with the USA

Below the South Korea weather chart shows average maximum daytime temperature for South Korea (Seoul) and the USA (Washington).

Maximum daytime temperature (°C)

South Korea (Seoul)

USA (Washington)

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Apr

May

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Jul

Aug

Sep

Oct

Nov

Dec

Metric (°C / mm) | Imperial (°F / inches)

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South Korea weather overview

South Korea occupies the southern end of a mountainous peninsular and experiences very cold winters for its latitude. The harshest winter conditions prevail from December to February. Spring and autumn months are mild and fairly dry while summers are hot and very rainy, particularly in July and August. Rain can fall at any time of year.

What to pack for South Korea weather

In the summer, take light clothing and a raincoat, put in warmer clothes for spring and autumn trips and pack very heavy clothes for the winter months when icy winds can send temperatures plunging well below freezing point.