Jeju Island 气候 and Average 天气
气候 of Jeju Island: average temperatures, rainfall and seasons month by month.
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).
Recent extremes in Jeju Island
高est and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
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 |
气候 by beach in Jeju Island
1 beaches mapped in this atlas
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 this means for Jeju Island
Today is cooler than average for 十月. The forecast high of 17°C is 5.5°C below the 22°C typical for this month.
雨 is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in 六月至八月.
The gap between the warmest and coldest month averages 22°C.
What至pack, what至skip
- 周日glasses, a brimmed hat and SPF 30+
- A packable rain shell - 5 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid 一月, 二月 and 三月 - historically the least comfortable months here.
摘要
Jeju Island is an island in 韩国. Jeju Island is an island known for a volcanic island of waterfalls and trails.
目前气温为16°C (60°F) in Jeju Island，天气为大部晴朗. 体感温度为13°C. 今天气温在14°C至17°C. 降水概率为0%. Sightseeing conditions score 9.3/10 - 极佳 — 现在适合出行.
最佳旅游时间是Jeju Island is 五月 and 九月. 气候为continental. 一月, 二月 and 三月 tend至be the least comfortable months. 八月 is the warmest month，天气为average highs near 31°C, while 一月 is the coldest，天气为lows near 3°C.
The closest major airport is Incheon International Airport (ICN), about 440 km away. Nearby highlights include Hyeopjae Beach and Haeundae Beach.
简单来说。 Today is cooler than average for 十月. The forecast high of 17°C is 5.5°C below the 22°C typical for this month. The best window至be outside is roughly 7 AM至10 AM, when temperature, rain chance and wind line up best. photography is the strongest bet in Jeju Island today at 9.7/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about 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.
Explore Jeju Island
Every topic we hold for this place, and the same topic for the places around it.
气候 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 16°C (60°F)，天气为大部晴朗. 湿度 is 76% and wind is 21 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 6:25 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 23, 2026 at 6:25 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
