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Global ClockTime zone converter & meeting planner
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Working hours
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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 Katsuta vs Mumbai

Katsuta keeps JST (UTC+9) and Mumbai keeps IST (UTC+5:30) today. Mumbai is 3½ hours behind Katsuta; 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: 09:00–15:00 in Mumbai (12:00–18:00 your time).

Katsuta and Mumbai hour by hour, with the working-hour overlap shaded
City00:00 in Katsuta01:00 in Katsuta02:00 in Katsuta03:00 in Katsuta04:00 in Katsuta05:00 in Katsuta06:00 in Katsuta07:00 in Katsuta08:00 in Katsuta09:00 in Katsuta10:00 in Katsuta11:00 in Katsuta12:00 in Katsuta13:00 in Katsuta14:00 in Katsuta15:00 in Katsuta16:00 in Katsuta17:00 in Katsuta18:00 in Katsuta19:00 in Katsuta20:00 in Katsuta21:00 in Katsuta22:00 in Katsuta23:00 in Katsuta
Katsuta——000102030405060708091011121314151617181920212223
Mumbai——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

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

Best hours to call

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

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Mumbai of Katsuta?

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

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

Any hour in 12:00–18:00 Katsuta time is inside working hours in both cities.

Do Katsuta and Mumbai change clocks on the same date?

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