Best time to visit South Korea

Find the best time to visit South Korea and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

South Korea by month

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

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Top South Korea destinations

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

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When is the best time to visit South Korea?

The best time to visit South Korea (Seoul) is May based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 1°C maximum daytime temperature in January in South Korea (Seoul)1
    Jan
  • 3°C maximum daytime temperature in February in South Korea (Seoul)3
    Feb
  • 10°C maximum daytime temperature in March in South Korea (Seoul)10
    Mar
  • 17°C maximum daytime temperature in April in South Korea (Seoul)17
    Apr
  • 23°C maximum daytime temperature in May in South Korea (Seoul)23
    May
  • 26°C maximum daytime temperature in June in South Korea (Seoul)26
    Jun
  • 28°C maximum daytime temperature in July in South Korea (Seoul)28
    Jul
  • 29°C maximum daytime temperature in August in South Korea (Seoul)29
    Aug
  • 25°C maximum daytime temperature in September in South Korea (Seoul)25
    Sep
  • 20°C maximum daytime temperature in October in South Korea (Seoul)20
    Oct
  • 11°C maximum daytime temperature in November in South Korea (Seoul)11
    Nov
  • 4°C maximum daytime temperature in December in South Korea (Seoul)4
    Dec

Hours of Sunshine (daily)

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

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.

Best time to visit

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.

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.

South Korea travel features

Do you want to learn more about South Korea? Read our latest features covering travel tips and insider destination guides on where to go and what to do in South Korea.

We don't currently have any travel features on South Korea. Discover more about holiday destinations around the world with this selection of general travel articles.

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