South Korea weather in August 2025

Q: How hot is it in South Korea in August?

Daytime temperatures usually reach 29°C in Seoul, South Korea in August with high heat and humidity, falling to 22°C at night.

Q: How sunny is it in South Korea in August?

There are normally 6 hours of bright sunshine each day in Seoul, South Korea in August - that's 45% of daylight hours.

Q: Does it rain in South Korea in August?

There are usually 13 days with some rain in Seoul, South Korea in August and the average monthly rainfall is 288mm.

Q: What is the chance of a typhoon in South Korea in August?

On average 1.2 days in August in Seoul, South Korea are likely to be affected by the passage of one or more tropical storms.

Expect 29°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in South Korea in August. Check more long-term weather averages for South Korea in August before you book your next holiday to South Korea in 2025/2026.

29
29°C max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
22
22°C min night temperature
14
14 hours of daylight per day
H
High heat & humidity
288
288 mm of monthly rainfall
9
9 (Very High) UV index

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The August weather guide for South Korea (Seoul) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top South Korea destinations

Below are average maximum temperatures at popular countries, regions and places in South Korea in August. Select a holiday destination to see more weather parameters.

All South Korea destinations

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

How hot is it in South Korea in August?

Daytime temperatures usually reach 29°C in Seoul, South Korea in August with high heat and humidity, falling to 22°C at night.

How sunny is it in South Korea in August?

There are normally 6 hours of bright sunshine each day in Seoul, South Korea in August - that's 45% of daylight hours.

Does it rain in South Korea in August?

There are usually 13 days with some rain in Seoul, South Korea in August and the average monthly rainfall is 288mm.

What is the chance of a typhoon in South Korea in August?

On average 1.2 days in August in Seoul, South Korea are likely to be affected by the passage of one or more tropical storms.

South Korea August sunrise & sunset times

Browse the sunrise and sunset times for South Korea in August 2025. Select a month to view South Korea sunrise and sunset times for the next 12 months. The South Korea sunrise and sunset times shown below are for Seoul.

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

Date	Sunrise times	Sunset times
Friday, 1st August 2025	05:36	19:41
Saturday, 16th August 2025	05:49	19:24
Sunday, 31st August 2025	06:01	19:03

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South Korea - quick facts
Flight time^✝	11 hours
Time difference	UK +9 hours
Language(s)	Korean
Currency	South Korean Won
Electricity	C + F plug (220V)
Driving side	Right
Why visit?	Culture Nature Nightlife
Tourist info	Korea Tourism Organization