HKT to CAT
-6hHKT
HKTSOURCECAT
CATGreen rows indicate typical business hours (9 AM - 5 PM)
HKT and CAT on the World Map
The map below highlights the HKT (Hong Kong Time) and CAT (Central Africa Time) timezone regions across the globe.
HKT – Hong Kong Time
UTC+08:00Hong Kong Time (HKT, UTC+08:00) is the time zone for Hong Kong, 8 hours ahead of UTC.
- •Hong Kong does not observe daylight saving time and has kept UTC+08:00 since 1979.
- •HKT shares its offset with China Standard Time, Singapore Time and Philippine Time.
- •The Hong Kong Stock Exchange opens at 09:30 HKT.
- •Hong Kong Time does not change with the seasons, so its gap to other zones is fixed.
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.
HKT to CAT Time Difference – Complete Guide
HKT runs on Hong Kong Time (HKT) at UTC+08:00. CAT runs on Central Africa Time (CAT) at UTC+02:00. That puts HKT 6 hours behind CAT — a difference of -6h at the current offsets.
In practice, when it is 9:00 AM in HKT it is 3:00 AM in CAT. Midnight in HKT is 6:00 PM in CAT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
HKT to CAT time conversion table
| HKT (HKT) | CAT (CAT) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | previous day |
| 6:00 AM | 12:00 AM | same day |
| 7:00 AM | 1:00 AM | same day |
| 8:00 AM | 2:00 AM | same day |
| 9:00 AM | 3:00 AM | same day |
| 12:00 PM | 6:00 AM | same day |
| 3:00 PM | 9:00 AM | same day |
| 5:00 PM | 11:00 AM | same day |
| 6:00 PM | 12:00 PM | same day |
| 9:00 PM | 3:00 PM | same day |
Why people convert HKT to CAT time
- Scheduling a call from HKT to CAT: a 10:00 AM start in HKT lands at 4:00 AM in CAT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both HKT and CAT are inside the 9-to-5 working day between 3:00 PM and 5:00 PM HKT time (9:00 AM–11:00 AM CAT). That is roughly 2 hours of usable overlap.
- Watching a live event or market open: HKT viewers need 3:00 AM in CAT to catch a 9:00 AM start there, and 6:00 AM if the event is anchored to HKT.
- Always state the zone abbreviation, not just the hour. "3:00 PM HKT" is unambiguous; "3 PM" across a -6h gap is not.
- Block 3:00 PM–5:00 PM HKT as the recurring meeting window if you work primarily from HKT and need CAT colleagues present.
About HKT (Hong Kong Time)
Hong Kong Time (HKT) is fixed at UTC+08:00 all year and does not observe daylight saving time. Hong Kong last used summer time in 1979 and has kept a single offset since. HKT shares the UTC+08:00 offset with China Standard Time, Singapore Time, Malaysian Time, Philippine Time and Australian Western Standard Time, but is listed separately because Hong Kong maintains its own timekeeping authority. As a major financial centre, Hong Kong's trading hours set the rhythm for markets across Asia, opening at 09:30 HKT which is 01:30 in London and 20:30 the previous evening in New York.
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 HKT and CAT
Both HKT and CAT sit inside the 9 AM – 5 PM working day between 3:00 PM–5:00 PM HKT, which is 9:00 AM–11:00 AM CAT. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
HKT and CAT overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
HKT is 6 hours behind CAT (HKT UTC+08:00 → CAT UTC+02:00). The shared working window is 3:00 PM–5:00 PM HKT. 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 HKT and CAT?
HKT (HKT, UTC+08:00) is 6 hours behind CAT (CAT, UTC+02:00). The gap is currently -6h.
How do I convert HKT time to CAT time?
Add -6h to HKT local time. For example, 9:00 AM in HKT is 3:00 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 -6h offset from HKT.
What is the best time to call CAT from HKT?
Call between 3:00 PM and 5:00 PM HKT — that maps to 9:00 AM–11:00 AM CAT and keeps both parties inside the working day.
Which is behind, HKT or CAT?
HKT is 6 hours behind CAT. When it is 12:00 PM in HKT it is 6:00 AM in CAT.
Does daylight saving time affect the HKT–CAT difference?
Neither zone observes daylight saving time, so the -6h offset between HKT and CAT is fixed all year.
Which other cities share HKT's time zone?
HKT also covers Hong Kong, Kowloon, Tsuen Wan, Sha Tin.
Which countries use HKT, HKT's zone?
HKT is used in Hong Kong SAR.
Is there a day difference between HKT and CAT?
Not normally. The -6h gap only pushes the date over the previous day.
What is the time difference between HKT and CAT?
CAT is -6h from HKT.
What timezone is HKT in?
HKT operates on its local timezone.
What timezone is CAT in?
CAT operates on its local timezone.
Which countries use HKT (Hong Kong Time)?
HKT is used in Hong Kong SAR.
Does HKT observe daylight saving time?
No, HKT does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about HKT?
Hong Kong does not observe daylight saving time and has kept UTC+08:00 since 1979. HKT shares its offset with China Standard Time, Singapore Time and Philippine Time.
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 HKT, what time is it in CAT?
When it is 12:00 AM (midnight) in HKT (HKT), it is -6h later in CAT (CAT).
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