Jeju Island Weather Forecast
Jeju Island weather: 86°F, clear sky. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Weekend outlook
🌦️ 87° / 80°
Drizzle · 99% rain · wind 4 mph
🌦️ 85° / 80°
Drizzle · 76% rain · wind 9 mph
Best time to go outside today
7 AM - 10 AM · comfort score 6.9/10
The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best.
Is today a good day to visit?
Activity scores from 0 to 10 based on temperature, rain, wind, sun and visibility.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- A packable rain shell - 6 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and March - historically the least comfortable months here.
See the Jeju Island forecast by time range
Jeju Island weather - more answers
Explore Jeju Island
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Jeju Island?
Jeju Island is an island in South Korea. Its coordinates are 33.4996, 126.5312. It lies in Asia.
What is the weather like in Jeju Island right now?
It is currently 86°F (30°C) with clear sky. Humidity is 80% and wind is 12 mph.
When is the best time to visit Jeju Island?
May offer the most comfortable conditions in Jeju Island, which has a continental climate. January, February and March are usually the hardest months for outdoor plans.
What time zone is Jeju Island in?
Jeju Island observes Asia/Seoul (UTC+09:00). The local time is 9:05 PM.
What is the nearest airport to Jeju Island?
The closest airports are Incheon International Airport (ICN), 274 mi away.
What are the top things to do in Jeju Island?
Popular options include Hyeopjae Beach and Haeundae Beach.
What places are in Jeju Island?
Jeju Island covers 1 places in this atlas, including Hyeopjae Beach.
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| Place data | USPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 26, 2026 at 9:05 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
