KST to CAT
-7hKST
KSTSOURCECAT
CATGreen rows indicate typical business hours (9 AM - 5 PM)
KST and CAT on the World Map
The map below highlights the KST (Korea Standard Time) and CAT (Central Africa Time) timezone regions across the globe.
KST – Korea Standard Time
UTC+09:00Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.
- •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).
CAT – Central Africa Time
UTC+02:00Central Africa Time (CAT, UTC+02:00) covers Zimbabwe, Zambia, Mozambique, Malawi and neighbouring countries.
- •Central Africa Time is fixed at UTC+02:00 with no daylight saving.
- •CAT matches South Africa Standard Time (SAST) all year.
- •It is the same offset as Central European Time in winter.
- •Harare is level with Johannesburg and one hour ahead of Lagos.
KST vs CAT: Offsets, DST and Best Call Times
KST runs on Korea Standard Time (KST) at UTC+09:00. CAT runs on Central Africa Time (CAT) at UTC+02:00. That puts KST 7 hours behind CAT — a difference of -7h at the current offsets.
In practice, when it is 9:00 AM in KST it is 2:00 AM in CAT. Midnight in KST is 5:00 PM in CAT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
KST to CAT time conversion table
| KST (KST) | CAT (CAT) | Day |
|---|---|---|
| 12:00 AM | 5:00 PM | previous day |
| 6:00 AM | 11:00 PM | previous day |
| 7:00 AM | 12:00 AM | same day |
| 8:00 AM | 1:00 AM | same day |
| 9:00 AM | 2:00 AM | same day |
| 12:00 PM | 5:00 AM | same day |
| 3:00 PM | 8:00 AM | same day |
| 5:00 PM | 10:00 AM | same day |
| 6:00 PM | 11:00 AM | same day |
| 9:00 PM | 2:00 PM | same day |
Why people convert KST to CAT time
- Scheduling a call from KST to CAT: a 10:00 AM start in KST lands at 3:00 AM in CAT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both KST and CAT are inside the 9-to-5 working day between 4:00 PM and 5:00 PM KST time (9:00 AM–10:00 AM CAT). That is roughly 1 hours of usable overlap.
- Coordinating a KST-based team with CAT 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 -7h gap is not.
- Block 4:00 PM–5:00 PM KST as the recurring meeting window if you work primarily from KST and need CAT colleagues present.
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 CAT (Central Africa Time)
Central Africa Time (CAT) is fixed at UTC+02:00 all year across a broad belt of southern and central Africa, including Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi and the eastern Democratic Republic of the Congo. None of these countries observes daylight saving time, so CAT never shifts. It is the same offset as South Africa Standard Time (SAST) and the winter version of Central European Time, which makes CAT a convenient bridge between African, European and Middle Eastern schedules — Harare is level with Johannesburg all year and one hour ahead of Lagos.
Best time to call between KST and CAT
Both KST and CAT sit inside the 9 AM – 5 PM working day between 4:00 PM–5:00 PM KST, which is 9:00 AM–10:00 AM CAT. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
KST and CAT overlap for only 60 minutes (4:00 PM–5:00 PM KST), so meetings have to be booked precisely.
KST is 7 hours behind CAT (KST UTC+09:00 → CAT UTC+02:00). The shared working window is 4:00 PM–5:00 PM KST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between KST and CAT?
KST (KST, UTC+09:00) is 7 hours behind CAT (CAT, UTC+02:00). The gap is currently -7h.
How do I convert KST time to CAT time?
Add -7h to KST local time. For example, 9:00 AM in KST is 2:00 AM in CAT.
What time is it in CAT right now?
CAT uses CAT at UTC+02:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -7h offset from KST.
What is the best time to call CAT from KST?
Call between 4:00 PM and 5:00 PM KST — that maps to 9:00 AM–10:00 AM CAT and keeps both parties inside the working day.
Which is behind, KST or CAT?
KST is 7 hours behind CAT. When it is 12:00 PM in KST it is 5:00 AM in CAT.
Does daylight saving time affect the KST–CAT difference?
Neither zone observes daylight saving time, so the -7h offset between KST and CAT is fixed all year.
Which other cities share KST's time zone?
KST also covers Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.
Which countries use KST, KST's zone?
KST is used in South Korea, North Korea.
Is there a day difference between KST and CAT?
Not normally. The -7h gap only pushes the date over the previous day.
What is the time difference between KST and CAT?
CAT is -7h from KST.
What timezone is KST in?
KST operates on its local timezone.
What timezone is CAT in?
CAT operates on its local timezone.
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 CAT timezone?
Major cities in the CAT timezone include Harare, Lusaka, Maputo, Lilongwe, Kigali.
What is the UTC offset for CAT?
Central Africa Time (CAT) is at UTC+02:00.
What should I know about the CAT timezone?
Central Africa Time is fixed at UTC+02:00 with no daylight saving. CAT matches South Africa Standard Time (SAST) all year.
When is it midnight in KST, what time is it in CAT?
When it is 12:00 AM (midnight) in KST (KST), it is -7h later in CAT (CAT).
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