Jeju Island 天気 予報
Jeju Island weather: 13°C, 快晴. 時間別 forecast, 14-day outlook, UV, air quality and the best timeからvisit.
14-day forecast for Jeju Island
最高 / 最低; 降水; UV
| 日 | 状況 | 最高 / 最低 | 降水 | 風 | UV |
|---|---|---|---|---|---|
| 水, 10月 28 | ⛅ 晴れ時々曇り | 14° / 11° | 0% | 28 km/h | 5 |
| 木, 10月 29 | ☁️ 曇り | 19° / 11° | 33% | 19 km/h | 5 |
| 金, 10月 30 | 🌧️ Heavy rain | 20° / 18° | 90% · 13 mm | 23 km/h | 5 |
| 土, 10月 31 | ☁️ 曇り | 20° / 13° | 1% | 19 km/h | 5 |
| 日, 11月 1 | 🌧️ にわか雨 | 21° / 14° | 94% · 16 mm | 17 km/h | 2 |
| 月, 11月 2 | 🌧️ にわか雨 | 21° / 12° | 99% · 12 mm | 27 km/h | 4 |
| 火, 11月 3 | ☁️ 曇り | 16° / 10° | 2% | 9 km/h | 5 |
| 水, 11月 4 | ☁️ 曇り | 16° / 13° | 6% | 12 km/h | 4 |
| 木, 11月 5 | 🌥️ 霧 | 19° / 13° | 14% | 17 km/h | 5 |
| 金, 11月 6 | 🌥️ 霧 | 19° / 14° | 26% | 9 km/h | 1 |
| 土, 11月 7 | 🌤️ ほぼ晴れ | 20° / 14° | 20% | 13 km/h | 5 |
| 日, 11月 8 | ⛅ 晴れ時々曇り | 16° / 10° | 21% | 13 km/h | 4 |
| 月, 11月 9 | ☁️ 曇り | 11° / 8° | 24% | 15 km/h | 4 |
| 火, 11月 10 | 🌦️ Light drizzle | 14° / 8° | 23% · 1 mm | 14 km/h | 1 |
The two-week trend
Cooling. The second half of the window averages 2°C cooler than the days immediately ahead.
The window averages 18°C against a 10月 normal of 22°C - 5°C below.
雨fall over the next 7 days is closeからnormal for 10月 (41 mm against a typical 32 mm).
What this means for Jeju Island
Today is much colder than average for 10月. The forecast high of 14°C is 8.2°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 6月から8月.
The gap between the warmest and coldest month averages 22°C.
Whatからpack, whatからskip
- Layers - the daily swing is 11°C, so mornings feel nothing like afternoons
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid 1月, 2月 and 3月 - historically the least comfortable months here.
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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 韓国. Its coordinates are 33.4996, 126.5312. It lies in アジア.
What is the weather like in Jeju Island現在?
It is currently 13°C (55°F)、快晴. 湿度 is 70% and wind is 22 km/h.
When is the best timeからvisit Jeju Island?
5月 offer the most comfortable conditions in Jeju Island, which has a continental climate. 1月, 2月 and 3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 10:23 AM.
What is the nearest airportからJeju Island?
The closest airports are Incheon International Airport (ICN), 440 km away.
What are the top thingsから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. |
|---|---|
| 予報 and observations | Open-Meteo (ECMWF and national models). |
| 大気質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 気候 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 10月 28, 2026 at 10:23 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
