Time in Ōtsu vs Mumbai
Ōtsu keeps JST (UTC+9) and Mumbai keeps IST (UTC+5:30) today. Mumbai is 3½ hours behind Ōtsu; 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).
| City | 00:00 in Ōtsu | 01:00 in Ōtsu | 02:00 in Ōtsu | 03:00 in Ōtsu | 04:00 in Ōtsu | 05:00 in Ōtsu | 06:00 in Ōtsu | 07:00 in Ōtsu | 08:00 in Ōtsu | 09:00 in Ōtsu | 10:00 in Ōtsu | 11:00 in Ōtsu | 12:00 in Ōtsu | 13:00 in Ōtsu | 14:00 in Ōtsu | 15:00 in Ōtsu | 16:00 in Ōtsu | 17:00 in Ōtsu | 18:00 in Ōtsu | 19:00 in Ōtsu | 20:00 in Ōtsu | 21:00 in Ōtsu | 22:00 in Ōtsu | 23:00 in Ōtsu |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ōtsu—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Mumbai—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
- Working hours
- Shoulder
- Night
- Overlap
Do more with Ōtsu and Mumbai
Best hours to call
12:00 in Ōtsu
Inside working hours on both sides
09:00 in Mumbai
13:00 in Ōtsu
Inside working hours on both sides
10:00 in Mumbai
14:00 in Ōtsu
Inside working hours on both sides
11:00 in Mumbai
15:00 in Ōtsu
Inside working hours on both sides
12:00 in Mumbai
Where daylight saving pulls them apart
Neither Ōtsu nor Mumbai changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Mumbai of Ōtsu?
Mumbai is 3½ hours behind Ōtsu right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Ōtsu and Mumbai?
Any hour in 12:00–18:00 Ōtsu time is inside working hours in both cities.
Do Ōtsu and Mumbai change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.