Best Time to Visit Seoul: Month-by-Month Weather Guide

By Family Travel Path

Best Time to Visit Seoul: Month-by-Month Weather Guide

Best Time to Visit Seoul: A Month-by-Month Weather Guide (2026)

Planning a family trip to Seoul? Choosing the right time to visit can make all the difference! This comprehensive guide breaks down Seoul's weather, crowds, and events month by month, so you can plan the perfect itinerary for your family's needs in 2026. Get ready for amazing food, incredible culture, and unforgettable memories!

Seoul's Seasons: A Quick Overview

Seoul experiences four distinct seasons, each offering a unique charm:

  • Spring (March-May): Mild temperatures, blooming flowers, and outdoor festivals.
  • Summer (June-August): Hot and humid with monsoon season in July.
  • Autumn (September-November): Cool, crisp air, stunning foliage, and harvest festivals.
  • Winter (December-February): Cold and dry with occasional snowfall.

Month-by-Month Guide to Visiting Seoul

January

  • Average Temperature: High 30°F (-1°C), Low 18°F (-8°C)
  • Rainfall: Minimal
  • Crowd Levels: 2/5 (Low)
  • Hotel Price Trends: Lower than average, good deals available. Expect to pay around ₩80,000-₩150,000 per night for a family room in Myeongdong or Gangnam.
  • Major Events/Festivals: New Year's Day celebrations. Ice skating at Seoul Plaza.
  • Verdict: Cold, but great for budget travelers and those who don't mind bundling up. Indoor activities like visiting the COEX Aquarium or exploring the National Museum of Korea are ideal.

February

  • Average Temperature: High 37°F (3°C), Low 23°F (-5°C)
  • Rainfall: Minimal
  • Crowd Levels: 2/5 (Low)
  • Hotel Price Trends: Similar to January, still budget-friendly.
  • Major Events/Festivals: Lunar New Year (Seollal) – expect some businesses to be closed.
  • Verdict: Still cold, but slightly milder than January. Seollal offers a glimpse into traditional Korean culture, but plan ahead for closures.

March

  • Average Temperature: High 48°F (9°C), Low 32°F (0°C)
  • Rainfall: Moderate
  • Crowd Levels: 3/5 (Moderate)
  • Hotel Price Trends: Prices start to rise as spring approaches. Expect ₩120,000-₩200,000 per night.
  • Major Events/Festivals: Beginning of cherry blossom season.
  • Verdict: A transitional month. The weather can be unpredictable, but the first signs of spring are emerging. Check the cherry blossom forecast before you book.

April

  • Average Temperature: High 61°F (16°C), Low 43°F (6°C)
  • Rainfall: Moderate
  • Crowd Levels: 4/5 (High)
  • Hotel Price Trends: Peak season prices due to cherry blossoms. Book well in advance. Expect prices from ₩180,000-₩300,000.
  • Major Events/Festivals: Peak cherry blossom season, Yeouido Spring Flower Festival.
  • Verdict: One of the most popular times to visit, especially for seeing cherry blossoms. Be prepared for crowds and higher prices. Visit the Children's Grand Park for family fun.

May

  • Average Temperature: High 70°F (21°C), Low 54°F (12°C)
  • Rainfall: Moderate
  • Crowd Levels: 4/5 (High)
  • Hotel Price Trends: Still relatively high, but slightly lower than April.
  • Major Events/Festivals: Children's Day (May 5th), Lotus Lantern Festival.
  • Verdict: Pleasant weather and numerous festivals make May a great time to visit, especially with kids.

June

  • Average Temperature: High 77°F (25°C), Low 63°F (17°C)
  • Rainfall: Increasing, start of monsoon season.
  • Crowd Levels: 3/5 (Moderate)
  • Hotel Price Trends: Prices start to decrease as the summer heat and humidity increase.
  • Major Events/Festivals: Dano Festival (traditional Korean festival).
  • Verdict: The weather can be unpredictable with increasing rainfall. Consider indoor activities like visiting Lotte World or exploring the many shopping malls.

July

  • Average Temperature: High 82°F (28°C), Low 70°F (21°C)
  • Rainfall: High (peak monsoon season)
  • Crowd Levels: 2/5 (Low)
  • Hotel Price Trends: Lowest of the year due to the weather.
  • Major Events/Festivals: Boryeong Mud Festival (about 2 hours from Seoul).
  • Verdict: Not the best time to visit due to the hot, humid weather and heavy rainfall. However, you can find great deals on hotels and avoid crowds.

August

  • Average Temperature: High 84°F (29°C), Low 72°F (22°C)
  • Rainfall: High (still monsoon season)
  • Crowd Levels: 3/5 (Moderate) - Korean summer vacation.
  • Hotel Price Trends: Slightly higher than July, but still relatively low.
  • Major Events/Festivals: Independence Day (August 15th).
  • Verdict: Similar to July, hot and humid with frequent rain. If you visit, pack light clothing, an umbrella, and plan for indoor activities. Consider a day trip to the Caribbean Bay water park.

September

  • Average Temperature: High 75°F (24°C), Low 61°F (16°C)
  • Rainfall: Decreasing
  • Crowd Levels: 3/5 (Moderate)
  • Hotel Price Trends: Prices start to rise as the weather improves.
  • Major Events/Festivals: Chuseok (Korean Thanksgiving) – expect some business closures.
  • Verdict: A good time to visit as the weather becomes more pleasant and the autumn foliage starts to appear. Be aware of Chuseok closures.

October

  • Average Temperature: High 64°F (18°C), Low 48°F (9°C)
  • Rainfall: Low
  • Crowd Levels: 4/5 (High)
  • Hotel Price Trends: Peak season for autumn foliage. Expect to pay ₩180,000-₩300,000.
  • Major Events/Festivals: Seoul International Fireworks Festival, Seoul Fashion Week.
  • Verdict: One of the best months to visit Seoul with stunning autumn colors and numerous festivals. Book accommodations and tours well in advance. Visit Namsan Park for incredible views.

November

  • Average Temperature: High 52°F (11°C), Low 37°F (3°C)
  • Rainfall: Low
  • Crowd Levels: 3/5 (Moderate)
  • Hotel Price Trends: Prices start to decrease as the weather cools.
  • Major Events/Festivals: Seoul Lantern Festival.
  • Verdict: Cool and crisp air with beautiful autumn foliage still visible. A great time for outdoor activities and exploring the city.

December

  • Average Temperature: High 39°F (4°C), Low 25°F (-4°C)
  • Rainfall: Minimal
  • Crowd Levels: 3/5 (Moderate)
  • Hotel Price Trends: Prices increase slightly during the Christmas and New Year period.
  • Major Events/Festivals: Christmas celebrations, New Year's Eve festivities.
  • Verdict: Cold, but festive with Christmas decorations and New Year's celebrations. Enjoy winter activities like ice skating and visiting Christmas markets.

Best Time to Visit Seoul for Budget Travelers

The best time to visit Seoul on a budget is during the shoulder seasons (March, April, September, November) and the off-season (January, February, July, August). You'll find lower hotel rates and fewer crowds during these months. July and August offer the lowest prices, but be prepared for hot, humid weather and monsoon season. Look for guesthouses or budget hotels in areas like Hongdae or Sinchon for even better deals. Consider using public transportation – the subway is efficient and affordable.

Best Time to Visit Seoul for Families

For families, the best times to visit Seoul are May and October. The weather is pleasant, and there are plenty of family-friendly activities and festivals. Children's Day in May is a particularly fun time to visit. October offers beautiful autumn foliage and comfortable temperatures for exploring outdoor attractions like Seoul Forest and Olympic Park. Consider staying in family-friendly hotels near attractions like Lotte World or the COEX Aquarium. Ensure your hotel has amenities like a kids' club or a swimming pool.

Best Time to Avoid Crowds

If you want to avoid crowds, the best times to visit Seoul are January, February, July, and August. These months are typically less crowded due to the cold winter weather or the hot, humid summer weather. However, be prepared for extreme weather conditions and plan accordingly. You might enjoy a more relaxed experience at popular attractions like Gyeongbokgung Palace or Bukchon Hanok Village.

Shoulder Season Sweet Spots

The shoulder seasons (March-May and September-November) offer a great balance of pleasant weather, fewer crowds, and reasonable prices. Spring (April-May) is ideal for cherry blossoms and blooming flowers. Autumn (September-October) is perfect for enjoying the colorful foliage and crisp air. These months provide a comfortable and enjoyable experience for families.

What to Pack for Each Season

  • Spring (March-May): Layers are key! Pack a light jacket, sweaters, long-sleeved shirts, comfortable walking shoes, and an umbrella for occasional rain.
  • Summer (June-August): Light, breathable clothing such as cotton or linen. Shorts, t-shirts, sandals, a hat, sunglasses, sunscreen, and an umbrella or raincoat are essential.
  • Autumn (September-November): Pack layers again, including a light jacket, sweaters, long-sleeved shirts, jeans, and comfortable walking shoes. A scarf can be useful for cooler evenings.
  • Winter (December-February): Warm, insulated clothing is crucial. Pack a heavy coat, sweaters, thermal underwear, gloves, a hat, a scarf, and waterproof boots. Hand warmers can also be helpful.

Enjoy Your Family Trip to Seoul!

With a little planning, you can choose the perfect time to visit Seoul and create unforgettable memories with your family. From cherry blossoms in spring to colorful foliage in autumn, Seoul has something to offer every season!

Frequently Asked Questions

Here are some frequently asked questions to help you plan your trip to Seoul:

Note: Prices and details mentioned above are estimates for 2026 and can vary.