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