South Korea weather

Read our complete guide to the weather in South Korea.

Usually in May
- 23
- 12
- 8
Weather by month
Now Today
- 28
- 12
5-day forecast

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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Recommended for South Korea

The weather guide for South Korea (Seoul) 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.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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

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.

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.

What is the flight time to South Korea from the UK?

The flight time to South Korea from the UK is typically 11 hours.

What is the time difference between South Korea and the UK?

The time difference between South Korea and the UK is GMT+9 hours.

What is the main language spoken in South Korea?

The main language spoken in South Korea is Korean.

Learn a language for South Korea with Rocket Languages^* and Rosetta Stone^*.

What is the currency in South Korea?

The currency in South Korea is the South Korean Won (KRW).

Send money to South Korea with Wise^* and Monito^*.

Which plugs are used in South Korea?

South Korea uses electrical plug type C + F (220 Volts).

Which side of the road do they drive on in South Korea?

They drive on the right side of the road in South Korea.

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)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec