Time in Jeju City vs Guangzhou
Jeju City keeps KST (UTC+9) and Guangzhou keeps CST (UTC+8) today. Guangzhou is 1 hour 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: 09:00–17:00 in Guangzhou (10:00–18:00 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 |
| Guangzhou—— | 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 Guangzhou
Best hours to call
10:00 in Jeju City
Inside working hours on both sides
09:00 in Guangzhou
11:00 in Jeju City
Inside working hours on both sides
10:00 in Guangzhou
12:00 in Jeju City
Inside working hours on both sides
11:00 in Guangzhou
13:00 in Jeju City
Inside working hours on both sides
12:00 in Guangzhou
Where daylight saving pulls them apart
Neither Jeju City nor Guangzhou changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Guangzhou of Jeju City?
Guangzhou is 1 hour 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 Guangzhou?
Any hour in 10:00–18:00 Jeju City time is inside working hours in both cities.
Do Jeju City and Guangzhou change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.