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