Weather in Jeju Island in August
It's a rainy period, but great for indoor activities, museums, and lower prices.
Climate Overview
August is a wet time to visit Jeju Island. Jeju Island has a Warm climate with average yearly highs of 30°C, lows of 26°C, and approximately 14 rainy days per month.
30°C
26°C
14days
13.4h
Is August a good time to visit Jeju Island?
It's a rainy period, but great for indoor activities, museums, and lower prices.
Daylight
5:57 AM
7:22 PM
Weather by Month
| Month | High | Low | Rainy days | Condition |
|---|---|---|---|---|
| January | 9°C | 6°C | 12 | Good |
| February | 10°C | 5°C | 11 | Good |
| March | 13°C | 7°C | 9 | Good |
| April | 14°C | 8°C | 7 | Excellent (best) |
| May | 21°C | 15°C | 9 | Excellent (best) |
| June | 25°C | 20°C | 12 | Good |
| July | 25°C | 22°C | 23 | Wet |
| August | 30°C | 26°C | 14 | Wet |
| September | 24°C | 20°C | 18 | Excellent (best) |
| October | 19°C | 15°C | 4 | Excellent (best) |
| November | 15°C | 11°C | 7 | Good |
| December | 9°C | 5°C | 8 | Good |
Weather data: Open-Meteo Archive (2020-2025) • Open-Meteo.com (CC BY 4.0) • Historical avg. 2020–2025
What to Pack for August
Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Planning a trip to Jeju Island?
Common Questions
Is August a good time to visit Jeju Island? +
August is typically Wet for visiting Jeju Island, with average highs of 30°C and around 14 rainy days.
What should I pack for Jeju Island in August? +
With highs of 30°C and lows of 26°C in {month}, we recommend: Lightweight clothes, sunglasses, sunscreen, and breathable fabrics.
Does it rain a lot in Jeju Island in August? +
Jeju Island typically sees around 14 rainy days in August.
How many hours of daylight are there in Jeju Island in August? +
In August, Jeju Island gets approximately 13.4 hours of daylight per day.
Is August peak season in Jeju Island? +
No, August is not peak season in Jeju Island. Expect better value on accommodation and fewer tourists.
What is the best month to visit Jeju Island? +
The best months to visit Jeju Island are April, May, September, October, when the weather is optimal for sightseeing.
More Jeju Island Guides
Best Time to Visit
Coming soon
Things to Do
Coming soon
Itineraries
Coming soon
Overview
Complete travel guide for Jeju Island: top things to do, itineraries, and typical costs.