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Summer in South Korea: A Seasonal Travel Guide

Planning to experience summer in South Korea in 2026? This is the best time to explore the country’s vibrant mix of city life, festivals, and stunning beaches. From Seoul’s rooftop parties to Jeju Island’s clear blue waters, South Korea in summer offers everything adventure, relaxation, and culture. Whether you’re chasing waterfalls, hiking lush mountains, or joining lively local festivals,

This guide reveals the best places to visit, top activities to enjoy, and essential travel tips to make your summer in South Korea unforgettable.

Understanding South Korea’s Summer Climate

The South Korea summer season lasts from June to August, bringing warm, humid weather and bursts of rain due to the East Asian monsoon, known as “Changma.” During this period, the country transforms into a lush, green paradise. While rainfall is frequent and typhoons are possible, it’s still the best time to visit South Korea in summer for travelers who want to experience the country’s natural beauty, lively beaches, and seasonal festivals.

Category

Details

Temperature

High: 30-35°C

Low: 23-25°C

Average: 26-30°C

Precipitation

Heavy rainfall

892.1 mm

Humidity

70-90%

Average Sunset Time

7:00-7:30 PM

Why Visit South Korea in Summer?

Visitors enjoying in South Korea during summer

Despite the hot summer in South Korea, this season offers some of the country’s most unforgettable experiences. Sunny beaches, mountain trails, and night markets come alive with energy and color. Whether you’re soaking up the sun on Jeju Island, exploring the bustling streets of Seoul, or attending one of the many summer music festivals, there’s no shortage of must-see attractions in South Korea summer. For adventure seekers, this is the best time to visit South Korea in summer for everything from surfing to hiking.

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Transportation in South Korea

Women wearing colorful traditional Korean hanbok

Exploring the country during the summer season in South Korea is easy, thanks to its efficient transportation system. High-speed KTX trains connect major cities in just a few hours, while subways and intercity buses provide air-conditioned comfort a welcome relief from the heat.

Taxis and ride-sharing services are also widely available, making it simple to reach both urban attractions and hidden countryside gems. Even during the hot summer South Korea months, traveling remains comfortable and convenient.

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Places to Visit in Summer in South Korea

South Korea offers a stunning array of destinations to explore in summer, from bustling cities and serene historical sites.

Urban skyline of Seoul sparkling under a bright summer evening sky

N Seoul Tower

  • Location: Namsan Park, Seoul
  • How to Reach: Accessible by bus, taxi, or the Namsan Cable Car
  • Tips:
    • Best time to visit is during sunset or at night for stunning city views
    • Attach a lock with your loved one’s name at the Locks of Love
    • Observation deck offers panoramic views of Seoul
    • Dining options include a revolving restaurant

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Busan

  • Location: Southeastern coast of South Korea
  • How to Reach: By train (KTX), bus, or flight to Gimhae International Airport
  • Tips:
    • Visit during the Busan International Film Festival if you’re a film buff
    • Sample the fresh seafood at Busan Cooperative Fish Market
    • Explore the Busan Tower for city views

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Seoraksan National Park

  • Location: Gangwon-do Province
  • How to Reach: By bus or train to Sokcho, then transfer to a local bus or taxi
  • Tips:
    • Hike to the top of Seoraksan Mountain for breathtaking views
    • Visit the Sinheungsa Temple and the Ulsanbawi Rock
    • Enjoy the fall foliage if visiting in late summer

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Gyeongbokgung Palace

  • Location: Jongno-gu, Seoul
  • How to Reach: Subway to Gyeongbokgung Station or bus
  • Tips:
    • Wear comfortable shoes as the palace grounds are extensive
    • Free guided tours available starting at 11 am
    • Witness the Changing of the Guard ceremony at 11 am and 2 pm

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Haeundae Beach

  • Location: Busan
  • How to Reach: Subway to Haeundae Station or bus
  • Tips:
    • Best time to visit is early morning or late afternoon to avoid crowds
    • Try water sports like surfing and paddleboarding
    • Enjoy the beach festivals and events during summer

Jeju Island

  • Location: Off the southern coast of South Korea
  • How to Reach: Flight to Jeju International Airport or ferry from various ports
  • Tips:
    • Rent a car to explore the island thoroughly
    • Visit Seongsan Sunrise Peak for stunning sunrises
    • Explore the Manjanggul Lava Tube

Bukchon Hanok Village

  • Location: Jongno-gu, Seoul
  • How to Reach: Subway to Anguk Station or bus
  • Tips:
    • Respect the residents as this is a living traditional village
    • Attend traditional crafts workshops and visit museums
    • Explore the narrow alleys and traditional hanok houses

Cheonggyecheon

  • Location: Jung-gu, Seoul
  • How to Reach: Subway to Jonggak Station or bus
  • Tips:
    • Best time to visit is in the evening when the stream is illuminated
    • Take a leisurely walk along the stream
    • Visit the Cheonggyecheon Museumpicnic on the banks, or watch the various street performances that take place throughout the day.

Gyeongju

  • Location: North Gyeongsang Province
  • How to Reach: Train or bus to Gyeongju Station
  • Tips:
    • Visit the Bulguksa Temple and Seokguram Grotto
    • Explore the Tumuli Park and Anapji Pond
    • Respect the historical sites and follow local guidelines

Changdeokgung Palace

  • Location: Jongno-gu, Seoul
  • How to Reach: Subway to Anguk Station or bus
  • Tips:
    • Wear comfortable shoes for the extensive grounds
    • Guided tours available, including nighttime tours
    • Visit the Secret Garden (Huwon) for its serene beauty

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Myeongdong

  • Location: Jung-gu, Seoul
  • How to Reach: Subway to Myeongdong Station or bus
  • Tips:
    • Best time to visit is in the evening for shopping and dining
    • Try street foods and local snacks
    • Be prepared for crowds, especially on weekends

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Top Activities to Try This Summer in South Korea

This summer season in South Korea, travelers can immerse themselves in outdoor adventures, cultural discoveries, and vibrant festivals that celebrate the country’s dynamic spirit. Visit coastal towns for water sports, explore mountain temples surrounded by greenery, and enjoy local summer treats like bingsu (shaved ice dessert). Whether you prefer nature escapes or city excitement, the must see in South Korea summer promise unforgettable memories.

Vibrant Korean hanbok by a historic building

  • Dress up in a hanbok and explore traditional villages or palaces
  • Taste street foods at popular markets like Myeongdong or Gwangjang Market
  • Get a personal color analysis to find your best colors
  • Explore the Seoul Sky Observatory at Lotte World Tower
  • Learn about Hallyu culture at themed cafes, museums, or events
  • Explore Korean tea culture at Boseong Green Tea Field or O’Sulloc Tea Museum
  • Sing along to K-pop hits at karaoke bars or themed events
  • Relax at a Korean sauna (jjimjilbang) like Siloam Sauna or Dragon Hill Spa
  • Cruise on the Han River and enjoy the city views
  • Seal a lock with your loved one’s name at N Seoul Tower

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Summer Travel Tips

While the hot summer in South Korea can be challenging, a little preparation ensures a smooth and enjoyable trip. Pack lightweight, breathable clothes, stay hydrated, and carry an umbrella for unexpected rain. Use sunscreen and plan indoor activities during peak afternoon heat. Most importantly, book accommodations early since the South Korea summer season attracts both locals and international visitors. With the right planning, you’ll enjoy the best time to visit South Korea in summer and make the most of everything this vibrant season offers.

Bustling street market in South Korea

  • Choose lightweight fabrics like cotton and linen to help you stay cool and comfortable in the heat. Don’t forget to bring a hat and sunglasses to protect yourself from the sun.
  • Drink plenty of water throughout the day to avoid dehydration. You can also enjoy refreshing summer treats like patbingsu (shaved ice with toppings) and naengmyeon (cold noodles) to help you cool down.
  • Many indoor spaces, such as shopping malls, museums, and public transportation, are well air-conditioned. Make use of these cool havens to escape the heat during the hottest parts of the day.
  • Pack a lightweight raincoat or umbrella. Waterproof shoes or sandals can also be helpful for navigating wet streets.
  • Protect your skin from the strong summer sun by applying a high-SPF sunscreen regularly, especially if you plan to spend time outdoors.
  • With so much to see and do, you’ll likely be doing a lot of walking. Choose comfortable, breathable shoes that provide good support for exploring the city streets.

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Why Choose OneVasco?

Why Choose OneVasco?

FAQs

How hot is South Korea in summer?

During the summer months, temperatures in South Korea can soar to 36°C (97°F) or higher, with July and August being the hottest months. The average temperature during this time ranges from 23°C to 30°C (73°F to 86°F).

Can you swim in South Korea during the summer?

Yes, swimming is a popular activity in South Korea during summer, especially at the country’s numerous beaches. Haeundae Beach in Busan and the beaches on Jeju Island are particularly famous for their swimming and water sports opportunities.

What is the average temperature in South Korea in summer?

The average temperature in South Korea during the summer months ranges from 23°C to 30°C (73°F to 86°F), with an overall average of 25.6°C (78.08°F).

Is it sunny in South Korea during summer?

While South Korea does experience sunny days during the summer, this season is generally the least sunny due to the monsoon rains and frequent cloud cover. However, there are still plenty of opportunities to enjoy the outdoors and soak up some sun between the rainy periods.

Is it windy in South Korea during summer?

Summer in South Korea is characterized by hot and humid air masses rather than consistently windy conditions. However, the country can experience strong winds during typhoons, which occasionally occur during this season.

What clothes to wear in South Korea in summer?

When packing for summer in South Korea, focus on light, breathable clothing made from fabrics like cotton and linen. T-shirts, shorts, sundresses, and light pants are all good options. Don’t forget to bring a light jacket or sweater for air-conditioned spaces, as well as a raincoat or umbrella for the monsoon rains.

Is South Korea cheaper in summer?

Prices for accommodations and tourist attractions may be slightly higher during the peak summer season due to increased demand. However, there are still plenty of ways to enjoy summer in South Korea on a budget, such as taking advantage of free activities, eating at local markets, and using public transportation.

What are some things to do in South Korea in summer?

There are countless things to do in South Korea in summer, from exploring vibrant cities and historic sites to enjoying outdoor adventures and cultural experiences. Some popular activities include visiting beaches, attending festivals, hiking in national parks, exploring traditional villages, and indulging in delicious seasonal cuisine.

What can I see in South Korea in summer?

Summer in South Korea offers a wide array of sights and attractions to explore. Some must-see destinations include the bustling capital city of Seoul, the coastal metropolis of Busan, the stunning natural beauty of Jeju Island, and the historic city of Gyeongju. Don’t miss the chance to visit iconic landmarks like Gyeongbokgung Palace, N Seoul Tower, and the Demilitarized Zone (DMZ).

What adventure activities can I do in South Korea in summer?

For those seeking outdoor adventures in South Korea in summer, there are plenty of exciting options. Hike the scenic trails of Seoraksan National Park, go paragliding in Danyang, try water sports at Haeundae Beach, or explore the lava tubes and volcanic landscapes of Jeju Island. Other thrilling activities include bungee jumping, zip-lining, and white water rafting.

What are the free things to do in South Korea in summer?

There are many free things to do in South Korea in summer that allow you to experience the country’s culture and beauty. Free summer activities include exploring scenic hiking trails like those in Bukhansan National Park and enjoying vibrant cultural festivals, such as the Seoul Lantern Festival. You can also relax at beautiful public parks like Hangang Park along the Han River.