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Global ClockTime zone converter & meeting planner
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Working hours
Start
09
End
18
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AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Guangzhou vs Kosti

Guangzhou keeps CST (UTC+8) and Kosti keeps CAT (UTC+2) today. Kosti is 6 hours behind Guangzhou; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 09:00–12:00 in Kosti (15:00–18:00 your time).

Guangzhou and Kosti hour by hour, with the working-hour overlap shaded
City00:00 in Guangzhou01:00 in Guangzhou02:00 in Guangzhou03:00 in Guangzhou04:00 in Guangzhou05:00 in Guangzhou06:00 in Guangzhou07:00 in Guangzhou08:00 in Guangzhou09:00 in Guangzhou10:00 in Guangzhou11:00 in Guangzhou12:00 in Guangzhou13:00 in Guangzhou14:00 in Guangzhou15:00 in Guangzhou16:00 in Guangzhou17:00 in Guangzhou18:00 in Guangzhou19:00 in Guangzhou20:00 in Guangzhou21:00 in Guangzhou22:00 in Guangzhou23:00 in Guangzhou
Guangzhou——000102030405060708091011121314151617181920212223
Kosti——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Guangzhou and Kosti

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Guangzhou, Kosti and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

15:00 in Guangzhou
Inside working hours on both sides
09:00 in Kosti
16:00 in Guangzhou
Inside working hours on both sides
10:00 in Kosti
17:00 in Guangzhou
Inside working hours on both sides
11:00 in Kosti

Where daylight saving pulls them apart

Neither Guangzhou nor Kosti changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Kosti of Guangzhou?

Kosti is 6 hours behind Guangzhou right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Guangzhou and Kosti?

Any hour in 15:00–18:00 Guangzhou time is inside working hours in both cities.

Do Guangzhou and Kosti change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.