Sejong in numbers
- Coordinates
- 36.5924, 127.2920
- Population
- 394 630
- Region
- Sejong-si
- Country
- South Korea, Asia
- Capital
- Seoul — 112 km away
What time is it in Sejong, Sejong-si, South Korea
The local time in Sejong, Sejong-si, South Korea — in the Asia/Seoul time zone (+9) — is shown on this page.
Sejong, South Korea
Sunday, 1 November 2026
UTC+9 · Asia/Seoul
Local time in Sejong
UTC+9 · no daylight saving time
Local time in Sejong, Sejong-si.
The sun today
Sunrise 6:55 AM Solar noon 12:16 PM Sunset 5:36 PM Daylight 10 h 42 min Night 13 h 18 min Civil twilight 6:28 AM – 6:03 PM
Weather in Sejong right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Sejong and its neighbours
Postal codes
- 30109 세종특별자치시 — 0.1 km away
- 30114 세종특별자치시 — 0.1 km away
- 30099 세종특별자치시 — 0.1 km away
- 30124 세종특별자치시 — 0.1 km away
- 30128 세종특별자치시 — 0.1 km away
- 30130 세종특별자치시 — 0.1 km away
- 30107 세종특별자치시 — 0.1 km away
- 30065 세종특별자치시 — 0.1 km away
- 30110 세종특별자치시 — 0.1 km away
- 30149 세종특별자치시 — 0.1 km away
- 30146 세종특별자치시 — 0.1 km away
- 30127 세종특별자치시 — 0.1 km away
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Same time zone — Asia/Seoul
- Seoul South Korea
- Busan South Korea
- Incheon South Korea
- Daegu South Korea
- Daejeon South Korea
- Gwangju South Korea
Nearby places
- Kobong-Ni — 3.1 km
- Cheng Yong — 3.5 km
- Osong-Ni — 3.7 km
- Songu — 3.9 km
- Sinal-Li — 4.1 km
- Habong — 4.6 km
About the time in Sejong
The same hours are kept in Sejong and in nearby Kobong-Ni and Cheng Yong.
Records show 12 postal codes for Sejong.
Clocks across Sejong run on Asia/Seoul at UTC+9. Daylight saving time: No.
Sunrise for Sejong today is set at 6:55 AM, sunset at 5:36 PM. Daylight covers 10 h 42 min.
Questions and answers
- What time zone does local time in Sejong follow?
- Local time in Sejong follows Asia/Seoul, with an offset of +9.
- Do I need to account for daylight saving time in Sejong?
- Daylight saving time in Sejong: No.
- What time is first light in Sejong?
- The sun rises at 6:55 AM.