Seoul weather

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The weather guide for Seoul, 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 Seoul?

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

Which month has the most rain in Seoul?

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

When is it sunniest in Seoul?

The sunniest time of year in Seoul 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)

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Compare Seoul weather with the USA

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

Maximum daytime temperature (°C)

Seoul, South Korea
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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Tropical storm risk: Seoul, South Korea typhoon season

% of month affected by tropical storms
0
0
0
0
0
0
2.6%
3.8%
2.1%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The Seoul, South Korea tropical storm risk chart above shows the typhoon season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

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Where's hot in South Korea right now?

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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