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Global ClockTime zone converter & meeting planner
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Working hours
Start
09
End
18
Theme

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 Poznań

Guangzhou keeps CST (UTC+8) and Poznań keeps CEST (UTC+2) today. Poznań 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 Poznań (15:00–18:00 your time).

Guangzhou and Poznań 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
Poznań——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Guangzhou and Poznań

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, Poznań 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 Poznań
16:00 in Guangzhou
Inside working hours on both sides
10:00 in Poznań
17:00 in Guangzhou
Inside working hours on both sides
11:00 in Poznań

Where daylight saving pulls them apart

Poznań next changes on Sunday 25 October 2026. Between those two dates the gap between the cities is an hour different from the one shown above — which is exactly when a recurring meeting drifts. Every date we track is on the daylight saving page.

Also useful

Common questions

How many hours ahead is Poznań of Guangzhou?

Poznań 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 Poznań?

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

Do Guangzhou and Poznań change clocks on the same date?

Only one of them does, so the gap between them changes twice a year even though neither city moved relative to the sun.