Jeju Island Sää Ennuste
Jeju Island weather: 30°C, selkeää. Tunneittain forecast, 14-day outlook, UV, air quality and the best time ja visit.
Jeju Island weather in elokuu
A workable month, ja trade-offs.
elokuu runs 11°C warmer than the annual average in Jeju Island.
Sää map for Jeju Island
Animated model layers. Pick a layer ja load it.
Animated layers by Tuuliy. For pin-level detail and nearby places, see the interactive map below.
Ilmasto in Jeju Island month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Kuukausi | Avg high | Avg low | Sadefall | Rating |
|---|---|---|---|---|
| tammikuu | 8° | 3° | 97 mm | ★★★☆☆ |
| helmikuu | 9° | 4° | 155 mm | ★★☆☆☆ |
| maaliskuu | 13° | 7° | 178 mm | ★★★☆☆ |
| huhtikuu | 18° | 12° | 159 mm | ★★★☆☆ |
| tou | 21° | 15° | 145 mm | ★★★★☆ |
| kesäkuu | 25° | 20° | 255 mm | ★★★☆☆ |
| heinäkuu | 30° | 25° | 185 mm | ★★★☆☆ |
| elokuu | 30° | 26° | 155 mm | ★★★☆☆ |
| syyskuu | 28° | 24° | 169 mm | ★★★☆☆ |
| lokakuu | 22° | 18° | 149 mm | ★★★☆☆ |
| marraskuu | 16° | 11° | 182 mm | ★★★☆☆ |
| joulukuu | 11° | 6° | 87 mm | ★★★☆☆ |
Ilmasto type: Maanosaal. Lähde: Open-Meteo archive (ERA5).
Paras aika vierailla Jeju Island
Go in tou. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: tammikuu, helmikuu and maaliskuu - expect the least comfortable mix of heat, cold or rain.
What ja pack, what ja skip
- Lightweight, light-coloured clothing and a refillable water bottle
- suglasses, 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 tammikuu, helmikuu and maaliskuu - historically the least comfortable months here.
How Jeju Island compares ja nearby places
Annual averages, and the difference against Jeju Island.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Busan | 299 km | 15°C | 2°C cooler | 1359 mm |
| Haeundae Beach | 304 km | 15°C | 2°C cooler | 1389 mm |
| Incheon International Airport | 440 km | 13°C | 4°C cooler | 1257 mm |
| Seoul | 454 km | 13°C | 4°C cooler | 1339 mm |
| Gyeongbokgung Palace | 455 km | 13°C | 4°C cooler | 1339 mm |
Katso kohteen Jeju Island ennuste aikavälin mukaan
Jeju Island weather - more answers
Explore Jeju Island
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Frequently asked questions
Where is Jeju Island?
Jeju Island is an island in Etelä-Korea. Its coordinates are 33.4996, 126.5312. It lies in AAAAasia.
What is the weather like in Jeju Island nyt?
It is currently 30°C (86°F) ja selkeää. Kosteus is 80% and wind is 20 km/h.
When is the best time ja visit Jeju Island?
tou offer the most comfortable conditions in Jeju Island, which has a continental climate. tammikuu, helmikuu and maaliskuu 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 11:30 AM.
What is the nearest airport ja Jeju Island?
The closest airports are Incheon International Airport (ICN), 440 km away.
What are the top things ja 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. |
|---|---|
| Ennuste and observations | Open-Meteo (ECMWF and national models). |
| Ilmanlaatu and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Ilmasto 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 elokuu 26, 2026 at 11:30 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
