Seoul in May 2026: Festivals, Events, and Weather Outlook
May in Seoul promises a vibrant blend of cultural events, pleasant weather, and seasonal festivities. As the city transitions into spring, visitors and residents alike can enjoy a diverse range of activities, from traditional celebrations to modern entertainment. This article provides a comprehensive overview of what to expect in Seoul during May 2026, based on currently available information.
Key Events and Festivals
Workers’ Day
May 1st marks Workers’ Day, a national holiday in South Korea dedicated to recognizing the contributions of the workforce. The day aims to promote labor rights, enhance work morale, and foster harmonious labor-management relations. Seoul Metropolitan Government highlights this as a key observance.

Seoul International Garden Show
The Seoul International Garden Show will be held on May 1st, 2026, at Hangang Park. This event showcases horticultural artistry and provides a lovely display of floral arrangements and garden designs. South Korea Hallyu notes this as a prominent event.
Children’s Day
Celebrated on May 5th, Children’s Day is a national holiday focused on fostering the healthy development and well-being of children. Families often participate in special events and activities, such as the “Pokémon Run” and the Seoul Circus Festival, which are scheduled for May 4th and 5th. South Korea Hallyu details these family-focused celebrations.
Buddha’s Birthday & Lotus Lantern Festival
Falling on May 24th, 2026, Buddha’s Birthday is a significant Buddhist holiday commemorating the birth of Siddhartha Gautama. Celebrations include temple ceremonies, lantern festivals, and cultural performances. The Lotus Lantern Festival, a key component of the celebrations, features parades and cultural events throughout Seoul. Myeongdong Korea and Seoul Metropolitan Government both confirm the date and significance of this event.
Other May Events
Throughout May, Seoul hosts a variety of other events, including K-League soccer matches at the Seoul World Cup Stadium, KBO baseball games, and concerts such as the Seoul Jazz Festival and the HipHopPlaya Festival. South Korea Hallyu provides a comprehensive list of musical events.
Weather in Seoul During May
May in Seoul is characterized by pleasant spring weather. Temperatures generally range from mild to warm, with clear skies and comfortable humidity. This makes it an ideal time to explore the city’s parks, gardens, and outdoor attractions. While specific temperature forecasts for May 2026 are not yet available, historical data suggests average highs in the low 20s Celsius (low 70s Fahrenheit).

Public Holidays in May 2026
May 2026 includes two national public holidays in South Korea: Workers’ Day on May 1st and Children’s Day on May 5th. Buddha’s Birthday on May 24th is too observed as a public holiday. Seoul Metropolitan Government confirms these dates.
Looking Ahead
Seoul in May 2026 promises a rich cultural experience with a diverse range of events and festivals. As the city embraces the spring season, visitors can expect pleasant weather and a vibrant atmosphere. Further details on specific events and activities will turn into available closer to the date, ensuring a memorable experience for all.