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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 Ulaanbaatar vs Guangzhou

Ulaanbaatar keeps UTC+8 (UTC+8) and Guangzhou keeps CST (UTC+8) today. Guangzhou is the same time as Ulaanbaatar; 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: 09:00–18:00 in Guangzhou (09:00–18:00 your time).

Ulaanbaatar and Guangzhou hour by hour, with the working-hour overlap shaded
City00:00 in Ulaanbaatar01:00 in Ulaanbaatar02:00 in Ulaanbaatar03:00 in Ulaanbaatar04:00 in Ulaanbaatar05:00 in Ulaanbaatar06:00 in Ulaanbaatar07:00 in Ulaanbaatar08:00 in Ulaanbaatar09:00 in Ulaanbaatar10:00 in Ulaanbaatar11:00 in Ulaanbaatar12:00 in Ulaanbaatar13:00 in Ulaanbaatar14:00 in Ulaanbaatar15:00 in Ulaanbaatar16:00 in Ulaanbaatar17:00 in Ulaanbaatar18:00 in Ulaanbaatar19:00 in Ulaanbaatar20:00 in Ulaanbaatar21:00 in Ulaanbaatar22:00 in Ulaanbaatar23:00 in Ulaanbaatar
Ulaanbaatar——000102030405060708091011121314151617181920212223
Guangzhou——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Ulaanbaatar and Guangzhou

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

Best hours to call

09:00 in Ulaanbaatar
Inside working hours on both sides
09:00 in Guangzhou
10:00 in Ulaanbaatar
Inside working hours on both sides
10:00 in Guangzhou
11:00 in Ulaanbaatar
Inside working hours on both sides
11:00 in Guangzhou
12:00 in Ulaanbaatar
Inside working hours on both sides
12:00 in Guangzhou

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Guangzhou of Ulaanbaatar?

Guangzhou and Ulaanbaatar read the same clock right now.

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

Any hour in 09:00–18:00 Ulaanbaatar time is inside working hours in both cities.

Do Ulaanbaatar and Guangzhou change clocks on the same date?

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