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09
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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 Mumbai

Ulaanbaatar keeps UTC+8 (UTC+8) and Mumbai keeps IST (UTC+5:30) today. Mumbai is 2½ hours behind 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: 09:00–16:00 in Mumbai (11:00–18:00 your time).

Ulaanbaatar and Mumbai 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
Mumbai——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Ulaanbaatar and Mumbai

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, Mumbai and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

11:00 in Ulaanbaatar
Inside working hours on both sides
09:00 in Mumbai
12:00 in Ulaanbaatar
Inside working hours on both sides
10:00 in Mumbai
13:00 in Ulaanbaatar
Inside working hours on both sides
11:00 in Mumbai
14:00 in Ulaanbaatar
Inside working hours on both sides
12:00 in Mumbai

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Mumbai of Ulaanbaatar?

Mumbai is 2½ hours behind Ulaanbaatar right now. The gap is not fixed: it moves whenever either side changes its clocks.

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

Any hour in 11:00–18:00 Ulaanbaatar time is inside working hours in both cities.

Do Ulaanbaatar and Mumbai change clocks on the same date?

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