Best time to visit Seoul

• “plan to travel in late spring (April to May) or early fall (September to October)” kimkim.com
• “April and October are often the strongest all-round months” weroad.com
• “especially in the popular months to visit, like April, May, and October” designerjourneys.com

5 of the 7 travel guides we read name these months.

1. January36°F / 22°F · 3 rainy daysChecking fares…Winter is cold and clear, with offseason prices and ski resorts.Winter daytime temperatures are usually in the 30s and 40s Fahrenheit.Taebaek mountain snow festival · Seollal (Korean Lunar New Year)
2. February41°F / 26°F · 3 rainy daysChecking fares…Cold; skiing and snow festivals are the draw.Lunar New Year can raise costs and cause closures.
3. March52°F / 35°F · 5 rainy daysChecking fares…Cool, averaging 39°F (4°C). Cherry blossoms start in the south late in the month.Yellow dust is most likely in March and early April; check air quality.Yeouido Spring Flower Festival
4. Best timeApril64°F / 46°F · 7 rainy daysChecking fares…Usually the star month for cherry blossoms in Seoul, Gyeongju and Jinhae.Blossom peak is typically late March into early April; popular months are booked quickly.Boseong Green Tea Festival
5. Best timeMay75°F / 56°F · 7 rainy daysChecking fares…Soft green freshness at the start of the month, good for strolls and terrace dining.The Lotus Lantern Festival in Seoul falls in late spring.Gangneung Danoje
6. June82°F / 66°F · 8 rainy daysChecking fares…Hot and humid; the rainy season jangma starts in late June.Among the good months for terrace dining and neighborhood wandering.Seoul Gugak Festival
7. July84°F / 72°F · 13 rainy daysChecking fares…Usually the wettest month, with heat and heavy humidity.Domestic travel peaks when schools close for summer.Boryeong Mud Festival
8. August86°F / 73°F · 12 rainy daysChecking fares…Hot and sticky; July and early August are the wettest stretch.Humidity is around 90 to 100% in July and August.
9. Best timeSeptember79°F / 64°F · 7 rainy daysChecking fares…Start of autumn, with low rainfall, cool temperatures and lean crowds.Seoraksan National Park autumn views are best in September and October.Andong Mask Dance Festival
10. Best timeOctober68°F / 51°F · 5 rainy daysChecking fares…Crisp air, clear skies and strong foliage make it a top month.Colour typically runs mid-October to early November.Naejangsan Autumn Leaves
11. November53°F / 38°F · 6 rainy daysChecking fares…Mid-November had bright yellow trees and crisp, comfortable air for one traveler.Naejangsan National Park is suggested for October and November autumn views.Seoul Kimchi Festival
12. December40°F / 26°F · 4 rainy daysChecking fares…First snow arrives in the north and mountains in December.Winter weekdays can feel hushed, with good availability.Garden of Morning Calm Lighting Festival · Pyeongchang Trout Festival

Weather: Seoul averages from Korea Meteorological Administration (1991 to 2020 averages), as listed in its climate table on Wikipedia.

• Taebaek mountain snow festivalTaebaek, GangwonEvery January to February
• Seollal (Korean Lunar New Year)Seoul, South KoreaEvery January to February
• Yeouido Spring Flower FestivalYeouiseo-ro, SeoulEvery March to April
• Boseong Green Tea FestivalDaehan Dawon, BoseongEvery April to May
• Gangneung DanojeNamdaecheon Stream, GangneungEvery May to June
• Seoul Gugak FestivalSeoul, South KoreaEvery June
• Boryeong Mud FestivalDaecheon Beach, BoryeongEvery July to August
• Andong Mask Dance FestivalAndong, Gyeongsangbuk-doEvery September to October
• Naejangsan Autumn LeavesNaejangsan National Park, JeongeupEvery October to November
• Seoul Kimchi FestivalSeoul Plaza, SeoulEvery November
• Garden of Morning Calm Lighting FestivalGarden of Morning Calm, GapyeongEvery December to March
• Pyeongchang Trout FestivalJinbu, PyeongchangEvery December to February

Is April a good time to visit Seoul?

Yes. April is one of the strongest months, with cherry blossoms and pleasant weather, though it is popular and yellow dust can occur early in the month.

Which month is best for South Korea?

April and October are often the strongest all-round months; spring and autumn are the most comfortable seasons.

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