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Global ClockTime zone converter & meeting planner
SETTINGS
Clock
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 Mecca

Guangzhou keeps CST (UTC+8) and Mecca keeps UTC+3 (UTC+3) today. Mecca is 5 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: 09:00–13:00 in Mecca (14:00–18:00 your time).

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

Do more with Guangzhou and Mecca

Best hours to call

14:00 in Guangzhou
Inside working hours on both sides
09:00 in Mecca
15:00 in Guangzhou
Inside working hours on both sides
10:00 in Mecca
16:00 in Guangzhou
Inside working hours on both sides
11:00 in Mecca
17:00 in Guangzhou
Inside working hours on both sides
12:00 in Mecca

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Mecca of Guangzhou?

Mecca is 5 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 Mecca?

Any hour in 14:00–18:00 Guangzhou time is inside working hours in both cities.

Do Guangzhou and Mecca change clocks on the same date?

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