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Global ClockTime zone converter & meeting planner
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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 Ulan-Ude vs Buenos Aires

Ulan-Ude keeps UTC+8 (UTC+8) and Buenos Aires keeps UTC−3 (UTC−3) today. Buenos Aires is 11 hours behind Ulan-Ude; the rows below read both clocks live.

The working day, side by side

The working days do not meet. there is no working-hour overlap with Buenos Aires — the nearest workable window is 17:00–18:00 your time (06:00 there).

Ulan-Ude and Buenos Aires hour by hour, with the working-hour overlap shaded
City00:00 in Ulan-Ude01:00 in Ulan-Ude02:00 in Ulan-Ude03:00 in Ulan-Ude04:00 in Ulan-Ude05:00 in Ulan-Ude06:00 in Ulan-Ude07:00 in Ulan-Ude08:00 in Ulan-Ude09:00 in Ulan-Ude10:00 in Ulan-Ude11:00 in Ulan-Ude12:00 in Ulan-Ude13:00 in Ulan-Ude14:00 in Ulan-Ude15:00 in Ulan-Ude16:00 in Ulan-Ude17:00 in Ulan-Ude18:00 in Ulan-Ude19:00 in Ulan-Ude20:00 in Ulan-Ude21:00 in Ulan-Ude22:00 in Ulan-Ude23:00 in Ulan-Ude
Ulan-Ude——000102030405060708091011121314151617181920212223
Buenos Aires——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Ulan-Ude and Buenos Aires

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

Best hours to call

there is no working-hour overlap with Buenos Aires — the nearest workable window is 17:00–18:00 your time (06:00 there).

Where daylight saving pulls them apart

Neither Ulan-Ude nor Buenos Aires changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Buenos Aires of Ulan-Ude?

Buenos Aires is 11 hours behind Ulan-Ude right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Ulan-Ude and Buenos Aires?

There is no hour inside working hours in both cities. 17:00–18:00 your time (06:00 there) is the cheapest compromise, and one side is taking a shoulder hour.

Do Ulan-Ude and Buenos Aires change clocks on the same date?

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