Island in 韓国

Jeju Island 天気 予報

Jeju Island weather: 20°C, 霧雨. 時間別 forecast, 14-day outlook, UV, air quality and the best timeからvisit.

🌦️ 20°C now🕔 6:46 PM local📅 Best: 5月 and 9月

概要

Jeju Island is an island in 韓国. Jeju Island is an island known for a volcanic island of waterfalls and trails.

現在の気温は20°C (68°F) in Jeju Island、霧雨. 体感温度は20°C. 今日の気温は19°Cから21°C. 降水確率は100%. Sightseeing conditions score 4.7/10 - やや不良.

訪問に最適な時期はJeju Island is 5月 and 9月. 気候はcontinental. 1月, 2月 and 3月 tendからbe the least comfortable months. 8月 is the warmest month、average highs near 31°C, while 1月 is the coldest、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.

簡単に言うと。 Today is slightly cooler than average for 10月. The forecast high of 21°C is 1.5°C below the 22°C typical for this month. The best windowからbe outside is roughly 8 AMから11 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Jeju Island today at 8.6/10. 視程 is downから2,1 km - use low beams and leave extra following distance. 突風から67 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Active alerts for Jeju Island

⚠️日, 10月 25: heavy rain, 97 mm. Flooding and delays possible.
⚠️日, 10月 25: damaging gustsから67 km/h.
⚠️火, 10月 27: damaging gustsから69 km/h.
⚠️月, 11月 2: heavy rain, 26 mm. Flooding and delays possible.

Derived from the forecast. No official alert feed is wired for this country yet.

の天気Jeju Island現在

🌦️
20°C
霧雨 · feels like 20°C
湿度92%
風24 km/h ENE
突風63 km/h
UV指数0.2 · 低い
雲量78%
気圧1008 hPa
視程Poor · 2 km
大気質37 · Good
海水温24°C
波高2 m
日の出6:46 AM
日の入り5:49 PM
月🌕 Full moon · 98%

Open-Meteo Updated 6:46 PM, 10月 25 local time.

⚠️日, 10月 25: heavy rain, 97 mm. Flooding and delays possible.
⚠️日, 10月 25: damaging gustsから67 km/h.
⚠️火, 10月 27: damaging gustsから69 km/h.
⚠️月, 11月 2: heavy rain, 26 mm. Flooding and delays possible.

時間帯別のJeju Island 予報を見る

今後 24 時間

1時間ごとの気温・降水確率・風

11 AM🌦️20°100%24 km/h
12 PM🌧️20°100%27 km/h
1 PM🌧️21°100%28 km/h
2 PM🌦️21°100%30 km/h
3 PM🌦️21°100%32 km/h
4 PM🌧️20°100%32 km/h
5 PM🌧️20°100%34 km/h
6 PM🌧️20°100%35 km/h
7 PM🌧️20°100%35 km/h
8 PM🌧️21°100%34 km/h
9 PM🌧️21°100%31 km/h
10 PM🌧️20°99%34 km/h
11 PM🌧️20°99%35 km/h
12 AM🌦️20°98%34 km/h
1 AM🌧️20°98%34 km/h
2 AM🌦️21°98%30 km/h
3 AM🌦️21°98%32 km/h
4 AM☁️21°99%33 km/h
5 AM☁️20°99%32 km/h
6 AM☁️20°98%32 km/h
7 AM🌦️20°95%30 km/h
8 AM🌦️20°89%28 km/h
9 AM🌦️20°80%25 km/h
10 AM⛅21°64%22 km/h

16-day forecast for Jeju Island

最高 / 最低; 降水; UV

日状況最高 / 最低降水風UV
日, 10月 25🌧️ Heavy rain21° / 19°100% · 97 mm35 km/h0
月, 10月 26🌦️ 弱い雨21° / 19°99% · 5 mm34 km/h1
火, 10月 27🌦️ Light drizzle19° / 13°66% · 0 mm36 km/h6
水, 10月 28🌥️ 霧14° / 11°4%28 km/h5
木, 10月 29🌦️ Light drizzle19° / 11°25% · 1 mm12 km/h2
金, 10月 30🌦️ Light showers20° / 18°68% · 8 mm24 km/h5
土, 10月 31🌦️ Light drizzle18° / 9°33% · 0 mm25 km/h5
日, 11月 1🌧️ にわか雨17° / 9°30% · 13 mm21 km/h3
月, 11月 2🌧️ にわか雨17° / 13°44% · 26 mm26 km/h5
火, 11月 3☁️ 曇り15° / 12°19%15 km/h5
水, 11月 4🌦️ Light drizzle17° / 11°27% · 0 mm11 km/h5
木, 11月 5🌦️ Light drizzle17° / 12°27% · 0 mm10 km/h4
金, 11月 6☁️ 曇り16° / 9°30%7 km/h3
土, 11月 7🌦️ Light drizzle16° / 9°32% · 1 mm10 km/h4
日, 11月 8🌤️ ほぼ晴れ15° / 11°23%9 km/h5
月, 11月 9☁️ 曇り18° / 12°10%8 km/h4

気候 in Jeju Island month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

Line: average high · Bars: rainfall
月Avg highAvg low雨fallRating
1月8°3°97 mm★★★☆☆
2月9°4°155 mm★★☆☆☆
3月13°7°178 mm★★★☆☆
4月18°12°159 mm★★★☆☆
5月21°15°145 mm★★★★☆
6月25°20°255 mm★★★☆☆
7月30°25°185 mm★★★☆☆
8月31°26°175 mm★★★☆☆
9月28°24°126 mm★★★★☆
10月22°18°149 mm★★★☆☆
11月16°11°182 mm★★★☆☆
12月11°6°87 mm★★★☆☆

気候 type: 大陸al. 出典: Open-Meteo archive (ERA5).

天気 map for Jeju Island

Animated model layers. Pick a layerからload it.

Loading map…

Animated layers by 風y. For pin-level detail and nearby places, see the interactive map below.

大気質 and pollen in Jeju Island

37
Good
大気質 is satisfactory for everyone.
PM2.50.8 µg/m³
PM100.8 µg/m³
Ozone80 µg/m³
NO₂11.1 µg/m³
UV指数0.2 · 低い
Airborne haze晴れ air

大気質: Open-Meteo (CAMS). US AQI scale.

日, twilight and moon

日の出6:46 AM
日の入り5:49 PM
日light11h 3m
Solar noon12:17 PM
Golden hour (am)6:46 AM - 7:46 AM
Golden hour (pm)4:49 PM - 5:49 PM
Blue hour (am)6:16 AM - 6:46 AM
Blue hour (pm)5:49 PM - 6:19 PM
月 phase🌕 Full moon · 98%
月rise4:55 PM
月set5:35 AM

Golden and blue hour are the standard photographic approximation around sunrise and sunset.

訪問に最適な時期 Jeju Island

Go in 5月 and 9月. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: 1月, 2月 and 3月 - expect the least comfortable mix of heat, cold or rain.

1月★★★☆☆
2月★★☆☆☆
3月★★★☆☆
4月★★★☆☆
5月★★★★☆
6月★★★☆☆
7月★★★☆☆
8月★★★☆☆
9月★★★★☆
10月★★★☆☆
11月★★★☆☆
12月★★★☆☆

天気 by beach in Jeju Island

1 beaches mapped in this atlas

Explore Jeju Island

Every topic we hold for this place, and the same topic for the places around it.

天気 for related places

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 20°C (68°F)、霧雨. 湿度 is 92% and wind is 24 km/h.

When is the best timeからvisit Jeju Island?

5月 and 9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 6:46 PM.

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 dataUSPOTUS Atlas dataset (islands) - coordinates, hierarchy and facts.
予報 and observationsOpen-Meteo (ECMWF and national models).
大気質 and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
気候 averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, 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 25, 2026 at 6:46 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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