Jeju Island 天气 预报
Jeju Island weather: 20°C, 毛毛雨. 逐小时 forecast, 14-day outlook, UV, air quality and the best time至visit.
Jeju Island weather in 五月
One of the best months至visit Jeju Island.
五月 runs 2°C warmer than the annual average in Jeju Island.
天气 map for Jeju Island
Animated model layers. Pick a layer至load it.
Animated layers by 风y. For pin-level detail and nearby places, see the interactive map below.
气候 in Jeju Island month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | 8° | 3° | 97 mm | ★★★☆☆ |
| 二月 | 9° | 4° | 155 mm | ★★☆☆☆ |
| 三月 | 13° | 7° | 178 mm | ★★★☆☆ |
| 四月 | 18° | 12° | 159 mm | ★★★☆☆ |
| 五月 | 21° | 15° | 145 mm | ★★★★☆ |
| 六月 | 25° | 20° | 255 mm | ★★★☆☆ |
| 七月 | 30° | 25° | 185 mm | ★★★☆☆ |
| 八月 | 31° | 26° | 175 mm | ★★★☆☆ |
| 九月 | 28° | 24° | 126 mm | ★★★★☆ |
| 十月 | 22° | 18° | 149 mm | ★★★☆☆ |
| 十一月 | 16° | 11° | 182 mm | ★★★☆☆ |
| 十二月 | 11° | 6° | 87 mm | ★★★☆☆ |
气候 type: 大洲al. 来源： Open-Meteo archive (ERA5).
最佳旅游时间 Jeju Island
Go in 五月 and 九月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 三月 - expect the least comfortable mix of heat, cold or rain.
What至pack, what至skip
- Layers - the daily swing is 12°C, so mornings feel nothing like afternoons
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 67 km/h.
- Avoid swimming outside patrolled areas - waves are running at 1.7 m.
- If your dates are flexible, avoid 一月, 二月 and 三月 - historically the least comfortable months here.
How Jeju Island compares，天气为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 | 1377 mm |
| Haeundae Beach | 304 km | 15°C | 2°C cooler | 1378 mm |
| Incheon International Airport | 440 km | 13°C | 4°C cooler | 1215 mm |
| Seoul | 454 km | 13°C | 4°C cooler | 1293 mm |
| Gyeongbokgung Palace | 455 km | 13°C | 4°C cooler | 1293 mm |
查看 Jeju Island 的分时预报
Jeju Island weather - more answers
Explore Jeju Island
Every topic we hold for this place, and the same topic for the places around it.
天气 for related places
Frequently asked questions
Where is Jeju Island?
Jeju Island is an island in 韩国. Its coordinates are 33.4996, 126.5312. It lies in 亚洲.
What is the weather like in Jeju Island现在?
It is currently 20°C (68°F)，天气为毛毛雨. 湿度 is 92% and wind is 24 km/h.
When is the best time至visit Jeju Island?
五月 and 九月 offer the most comfortable conditions in Jeju Island, which has a continental climate. 一月, 二月 and 三月 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 4:24 AM.
What is the nearest airport至Jeju Island?
The closest airports are Incheon International Airport (ICN), 440 km away.
What are the top things至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.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts. |
|---|---|
| 预报 and observations | Open-Meteo (ECMWF and national models). |
| 空气质量 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 气候 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 十月 26, 2026 at 4:24 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
