When is the best time to visit Jeju Island?

The most comfortable stretch is May to June and September to October, when average highs run 60 to 70 degrees F with 11 to 20 rainy days a month. August is the hottest month at 77 degrees F on average, and January the coolest at 36 degrees F.

What is the rainiest month in Jeju Island?

July, with roughly 24 days of rain. The driest is October, with about 11. Both are averages from 2019-2024 records.

How warm does it get in Jeju Island?

July averages 74 degrees F by day and 65 degrees F at night, and January averages 36 degrees F and 24 degrees F. In the southern hemisphere those two are reversed.

How do I book tours, a hotel or an airport transfer in Jeju Island?

Everything on this page books through our travel partners: top-rated tours and tickets, hotels, car rental, airport transfers, an eSIM and travel insurance. Voyaggora earns a commission on some bookings at no extra cost to you, and our AI concierge can put a day-by-day plan together first.

Jeju Island: Best Time to Visit & Things to Do

Updated September 28, 2026. Prices and availability come live from the partners when you click; ratings are re-checked on the date shown in the note at the end of the page.

Top-rated tours in Jeju Island

Up to 20% offJeju: East UNESCO Tour Seongsan, Haenyeo Show, Lava Tube★ 4.92,122 reviews→ Jeju: Western and Southern Sightseeing Day Tour★ 4.81,337 reviews→ Up to 20% offJeju Tour for First-Time Visitors | East UNESCO Highlights★ 4.9864 reviews→ Up to 20% offSouth-West Jeju Essentials: Hallasan & UNESCO Highlights★ 5.0852 reviews→

See all things to do in Jeju Island → More tours on Viator →

Where to stay in Jeju Island

Hotels and vacation rentals around Jeju Island with live prices from the big booking sites. Pick your dates on the map to compare.

Hotel map by our partner Stay22. If you book through it we may earn a commission, at no extra cost to you.

Best time to visit Jeju Island

The most comfortable months in Jeju Island are May to June and September to October, with average daytime highs of 60 to 70°F and 11 to 20 rainy days a month. August is the hottest month, averaging 77°F, and January the coolest at 36°F. July sees the most rain, around 24 days, while October is the driest with about 11.

Jan36°24°13 d

Feb39°26°13 d

Mar48°33°12 d

Apr56°40°12 d

May64°49°12 d

Jun70°57°18 d

Jul74°65°24 d

Aug77°66°22 d

Sep70°59°20 d

Oct60°47°11 d

Nov51°38°14 d

Dec38°26°12 d

Average daily high / low and days with rain, from Open-Meteo ERA5 records for 2019-2024. Highlighted months are the pick above.

Plan the rest of your trip to Jeju Island

🏨Hotels in Jeju IslandCompare hotels and apartments through our partner RateHawk. 🚗Car rental in Jeju IslandCompare car rental prices in Jeju Island with Discover Cars. 🎟️Museum and attraction ticketsSkip-the-line tickets for top sights in Jeju Island, from Tiqets. 🎒Things to do in Jeju Island on KlookActivities, attraction tickets and transport passes you can book on Klook. 🏮Local experiences on KKdayTours, tickets and day trips in Jeju Island, from KKday. ✈️Flights to Jeju IslandCompare airfares on Trip.com and search your route. 🛎️Hotels in Jeju City on Trip.comCompare hotels and homes in Jeju City for your dates. 🏩Hotels in Jeju Island on ExpediaCompare hotel prices and reviews on Expedia for your dates. 🎡Things to do in Jeju Island on ExpediaTours, tickets and activities you can book on Expedia. 🏡Vacation rentals in Jeju Island on VrboWhole homes, villas and apartments with room for everyone. 🚌Airport transferPre-book a shuttle or private car from the airport with SunTransfers. 🧭Transfer, taxi or rideshare?Our guide to choosing the best ride from the airport into Jeju Island. 🙋Private local guideCustomizable private tours with vetted local guides from GoWithGuide. 📱eSIM data planGet mobile data before you land, with Airalo. 📶eSIM, roaming or local SIM?Our guide to staying connected on a short trip to Jeju Island. 🛡️Travel insuranceCompare travel medical and cancellation cover with HelloSafe. ⏱️Flight delayed or cancelled?Check if you are owed compensation, with AirHelp. ✦Ask our AI conciergeTell us how many days you have and what you enjoy, and get a plan for Jeju Island. 🏨Hotels in Jeju Island on AgodaCompare hotel prices and reviews on Agoda, via our partner Stay22.🔎Compare hotels in Jeju Island on KAYAKSearch and compare hundreds of hotel sites at once, via our partner Stay22.🛂Do you need a visa for Jeju Island, South Korea?Check entry requirements and apply online with eVisas.com, a private visa service (service fee applies).

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Planning guides

Cruise or all-inclusive resort?Airport transfer or rental car?What travel insurance actually pays When to book flights and hotels

Jeju Island: common questions

When is the best time to visit Jeju Island?: The most comfortable stretch is May to June and September to October, when average highs run 60 to 70°F with 11 to 20 rainy days a month. August is the hottest month at 77°F on average, and January the coolest at 36°F.
What is the rainiest month in Jeju Island?: July, with roughly 24 days of rain. The driest is October, with about 11. Both are averages from 2019-2024 records.
How warm does it get in Jeju Island?: July averages 74°F by day and 65°F at night, and January averages 36°F and 24°F. In the southern hemisphere those two are reversed.
How do I book tours, a hotel or an airport transfer in Jeju Island?: Everything on this page books through our travel partners: top-rated tours and tickets, hotels, car rental, airport transfers, an eSIM and travel insurance. Voyaggora earns a commission on some bookings at no extra cost to you, and our AI concierge can put a day-by-day plan together first.

Some links on this page are sponsored: if you book through them we may earn a commission at no extra cost to you. Ratings and review counts come from GetYourGuide and were last checked on September 28, 2026. Prices, availability and rules are set by the providers and change often. See our affiliate disclosure.