Time in Jaffna vs Guangzhou
Jaffna keeps IST (UTC+5:30) and Guangzhou keeps CST (UTC+8) today. Guangzhou is 2½ hours ahead of Jaffna; 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: 12:00–18:00 in Guangzhou (09:00–15:00 your time).
| City | 00:00 in Jaffna | 01:00 in Jaffna | 02:00 in Jaffna | 03:00 in Jaffna | 04:00 in Jaffna | 05:00 in Jaffna | 06:00 in Jaffna | 07:00 in Jaffna | 08:00 in Jaffna | 09:00 in Jaffna | 10:00 in Jaffna | 11:00 in Jaffna | 12:00 in Jaffna | 13:00 in Jaffna | 14:00 in Jaffna | 15:00 in Jaffna | 16:00 in Jaffna | 17:00 in Jaffna | 18:00 in Jaffna | 19:00 in Jaffna | 20:00 in Jaffna | 21:00 in Jaffna | 22:00 in Jaffna | 23:00 in Jaffna |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jaffna—— | 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 Jaffna and Guangzhou
Best hours to call
09:00 in Jaffna
Inside working hours on both sides
12:00 in Guangzhou
10:00 in Jaffna
Inside working hours on both sides
13:00 in Guangzhou
11:00 in Jaffna
Inside working hours on both sides
14:00 in Guangzhou
12:00 in Jaffna
Inside working hours on both sides
15:00 in Guangzhou
Where daylight saving pulls them apart
Neither Jaffna nor Guangzhou changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Guangzhou of Jaffna?
Guangzhou is 2½ hours ahead of Jaffna right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Jaffna and Guangzhou?
Any hour in 09:00–15:00 Jaffna time is inside working hours in both cities.
Do Jaffna and Guangzhou change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.