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Global ClockTime zone converter & meeting planner
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Working hours
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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 Opole

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

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

Do more with Guangzhou and Opole

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

Where daylight saving pulls them apart

Opole 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 Opole of Guangzhou?

Opole 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 Opole?

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

Do Guangzhou and Opole 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.