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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 Trondheim vs Mumbai

Trondheim keeps CEST (UTC+2) and Mumbai keeps IST (UTC+5:30) today. Mumbai is 3½ hours ahead of Trondheim; 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: 13:00–18:00 in Mumbai (09:00–14:00 your time).

Trondheim and Mumbai hour by hour, with the working-hour overlap shaded
City00:00 in Trondheim01:00 in Trondheim02:00 in Trondheim03:00 in Trondheim04:00 in Trondheim05:00 in Trondheim06:00 in Trondheim07:00 in Trondheim08:00 in Trondheim09:00 in Trondheim10:00 in Trondheim11:00 in Trondheim12:00 in Trondheim13:00 in Trondheim14:00 in Trondheim15:00 in Trondheim16:00 in Trondheim17:00 in Trondheim18:00 in Trondheim19:00 in Trondheim20:00 in Trondheim21:00 in Trondheim22:00 in Trondheim23:00 in Trondheim
Trondheim——000102030405060708091011121314151617181920212223
Mumbai——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

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

Best hours to call

09:00 in Trondheim
Inside working hours on both sides
13:00 in Mumbai
10:00 in Trondheim
Inside working hours on both sides
14:00 in Mumbai
11:00 in Trondheim
Inside working hours on both sides
15:00 in Mumbai
12:00 in Trondheim
Inside working hours on both sides
16:00 in Mumbai

Where daylight saving pulls them apart

Trondheim 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 Mumbai of Trondheim?

Mumbai is 3½ hours ahead of Trondheim right now. The gap is not fixed: it moves whenever either side changes its clocks.

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

Any hour in 09:00–14:00 Trondheim time is inside working hours in both cities.

Do Trondheim and Mumbai 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.