| Dates | 20 Dec – 3 Jan 2020 |
|---|---|
| Hours | 19:00–22:00, a 16-minute show on the hour; countdown video 23:57–00:10 on 31 December |
| Weather | December average 4/−3 °C (40/26 °F), 23 mm of rain January average 2/−5 °C (36/22 °F), 17 mm of rainMonthly averages, not a forecast: Korea Meteorological Administration climate normals, 1991–2020, Seoul station. |
| Venue | Dongdaemun Design Plaza (DDP), façade and Eoullim Plaza서울특별시 중구 을지로 281 (을지로7가) |
| Admission | Free: no ticket for the façade shows, the light installations or the New Year's Eve countdown. Only food and market goods cost money. |
| Next edition | 2021: 17 Dec – 2 Jan 2022 |
Program
- First edition'Seoul Haemong', a 220 m AI data-art projection by Refik Anadol, using 28 projectors and 62 speakers
- Seoul Light market with 104 nearby shops, idol concerts, busking, fashion shows and food trucks
- Five neighbouring shopping malls (Doota, Migliore, Hello apM, Lotte Fitin and Goodmorning City) dimmed their lights during the shows
Notes on the 2019 edition
More than 1 million visitors in 15 days, over 60,000 a day by the city's count.
About the festival
Seoul Light DDP (서울라이트 DDP) is a free winter media-art show projected onto the 222 m curved façade of Dongdaemun Design Plaza (DDP) in central Seoul, run by the Seoul Design Foundation since 2019; recent winter runs end with a New Year's Eve countdown and fireworks. The 2025 winter run was 18–31 December, 18:00–21:30, with shows every 30 minutes; Seoul says the 2026 winter run opens on 17 December 2026, with the countdown on 31 December, but the closing date and hours are not yet published. Take Line 2, 4 or 5 to Dongdaemun History & Culture Park Station, Exit 1.
Transport, booking, crowd and accessibility details are on the main Seoul Light DDP page, which covers every edition.
Source
Facts checked
19 October 2026, against the sources listed below.