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Seoul to WAT

-8h

Seoul

KSTSOURCE
South Korea · UTC+09:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

WAT

WAT
UTC+01:00
HH04
:
MM00
  
04:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Seoul
WAT
12:00 AM
4:00 PM-1
2:00 AM
6:00 PM-1
4:00 AM
8:00 PM-1
6:00 AM
10:00 PM-1
8:00 AM
12:00 AM
10:00 AM
2:00 AM
12:00 PM
4:00 AM
2:00 PM
6:00 AM
4:00 PM
8:00 AM
6:00 PM
10:00 AM
8:00 PM
12:00 PM
10:00 PM
2:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

KST and WAT on the World Map

The map below highlights the KST (Korea Standard Time) and WAT (West Africa Time) timezone regions across the globe.

KSTWATSeoulBusanIncheonDaeguLagosAbujaDoualaYaoundé
KST Zone
→
WAT Zone

Explore all world timezones interactively →

KST – Korea Standard Time

UTC+09:00

Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.

Countries in KST
South KoreaNorth Korea
Major Cities in KST
SeoulBusanIncheonDaeguDaejeonPyongyang
Key Facts about KST
  • •South Korea does not observe daylight saving time.
  • •Seoul is home to Samsung, LG, and Hyundai headquarters.
  • •KST is the same offset as JST (UTC+09:00).
Daylight Saving:No – UTC+09:00 year-round
Learn more about KST on Wikipedia

WAT – West Africa Time

UTC+01:00

West Africa Time (WAT) is the time zone for West and Central Africa, 1 hour ahead of UTC.

Countries in WAT
NigeriaCameroonChadCongoAngolaNigerGabonEquatorial Guinea
Major Cities in WAT
LagosAbujaDoualaYaoundéLuandaKinshasaBrazzaville
Key Facts about WAT
  • •Lagos, Nigeria is the most populous city in Africa.
  • •WAT is the same offset as CET (UTC+01:00).
  • •Nigeria does not observe daylight saving time.
Daylight Saving:No – UTC+01:00 year-round
Learn more about WAT on Wikipedia

About Seoul

Wikipedia

Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.

Population:9.7 million
Metro:25.5 million
Business Hours:9:00 AM - 6:00 PM KST
Currency:KRW (₩)
Stock Exchange:KRX (Korea Exchange)
Key Landmarks
Gyeongbokgung PalaceN Seoul TowerBukchon Hanok VillageDongdaemun Design PlazaCheonggyecheon Stream
Did You Know?

Seoul has the fastest average internet speed in the world.

Learn more about KST timezone →

Time Conversion Guide: Seoul to WAT

Seoul runs on Korean Standard Time (KST) at UTC+09:00. WAT runs on West Africa Time (WAT) at UTC+01:00. That puts Seoul 8 hours behind WAT — a difference of -8h at the current offsets.

In practice, when it is 9:00 AM in Seoul it is 1:00 AM in WAT. Midnight in Seoul is 4:00 PM in WAT. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Seoul to WAT time conversion table

Seoul (KST)WAT (WAT)Day
12:00 AM4:00 PMprevious day
6:00 AM10:00 PMprevious day
7:00 AM11:00 PMprevious day
8:00 AM12:00 AMsame day
9:00 AM1:00 AMsame day
12:00 PM4:00 AMsame day
3:00 PM7:00 AMsame day
5:00 PM9:00 AMsame day
6:00 PM10:00 AMsame day
9:00 PM1:00 PMsame day

Why people convert Seoul to WAT time

  • Scheduling a call from Seoul to WAT: a 10:00 AM start in Seoul lands at 2:00 AM in WAT, so you can confirm the slot without doing the arithmetic yourself.
  • Handling a -8h gap: Seoul and WAT have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in WAT is 1:00 AM in Seoul.
  • Coordinating a Seoul-based team with WAT contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
  • Always state the zone abbreviation, not just the hour. "3:00 PM KST" is unambiguous; "3 PM" across a -8h gap is not.
  • With a -8h gap there is no shared 9-to-5 window, so alternate the early start: one week Seoul takes the early slot, the next week WAT does.

About KST (Korea Standard Time)

Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.

About WAT (West Africa Time)

West Africa Time (WAT) is used across much of West and Central Africa, including Nigeria, the most populous country in Africa. WAT does not observe daylight saving time and shares the same offset as Central European Time (CET).

Best time to call between Seoul and WAT

With a -8h offset there is no overlap inside a normal 9 AM – 5 PM day. WAT opens at 9:00 AM WAT, which is 1:00 AM in Seoul, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Seoul and WAT have no shared working hours because of the -8h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Seoul is 8 hours behind WAT (KST UTC+09:00 → WAT UTC+01:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.

Frequently Asked Questions

What is the time difference between Seoul and WAT?

Seoul (KST, UTC+09:00) is 8 hours behind WAT (WAT, UTC+01:00). The gap is currently -8h.

How do I convert Seoul time to WAT time?

Add -8h to Seoul local time. For example, 9:00 AM in Seoul is 1:00 AM in WAT.

What time is it in WAT right now?

WAT uses WAT at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -8h offset from Seoul.

What is the best time to call WAT from Seoul?

There is no shared working-hours window because of the -8h gap. The closest option is 1:00 PM in Seoul, which is 5:00 AM in WAT.

Which is behind, Seoul or WAT?

Seoul is 8 hours behind WAT. When it is 12:00 PM in Seoul it is 4:00 AM in WAT.

Do Seoul and WAT use different time zones?

Seoul (South Korea) uses KST at UTC+09:00, while WAT uses WAT at UTC+01:00. The IANA identifiers are Asia/Seoul and Africa/Lagos.

Does daylight saving time affect the Seoul–WAT difference?

Neither zone observes daylight saving time, so the -8h offset between Seoul and WAT is fixed all year.

Which other cities share Seoul's time zone?

KST also covers Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.

Which countries use KST, Seoul's zone?

KST is used in South Korea, North Korea.

Is there a day difference between Seoul and WAT?

Not normally. The -8h gap only pushes the date over the previous day.

What is the time difference between Seoul and WAT?

WAT is -8h from Seoul.

What timezone is Seoul in?

Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.

What timezone is WAT in?

WAT operates on its local timezone.

What are the business hours in Seoul?

Standard business hours in Seoul are 9:00 AM - 6:00 PM KST.

Which countries use KST (Korea Standard Time)?

KST is used in South Korea, North Korea.

Does KST observe daylight saving time?

No, KST does not observe daylight saving time and remains at UTC+09:00 year-round.

What are some interesting facts about KST?

South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.

Which cities are in the WAT timezone?

Major cities in the WAT timezone include Lagos, Abuja, Douala, Yaoundé, Luanda, Kinshasa, Brazzaville.

What is the UTC offset for WAT?

West Africa Time (WAT) is at UTC+01:00.

What should I know about the WAT timezone?

Lagos, Nigeria is the most populous city in Africa. WAT is the same offset as CET (UTC+01:00).

When is it midnight in Seoul, what time is it in WAT?

When it is 12:00 AM (midnight) in Seoul (KST), it is -8h later in WAT (WAT).