Time in Shanghai vs Isfahan
Shanghai keeps CST (UTC+8) and Isfahan keeps UTC+3:30 (UTC+3:30) today. Isfahan is 4½ hours behind Shanghai; 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: 09:00–14:00 in Isfahan (13:00–18:00 your time).
| City | 00:00 in Shanghai | 01:00 in Shanghai | 02:00 in Shanghai | 03:00 in Shanghai | 04:00 in Shanghai | 05:00 in Shanghai | 06:00 in Shanghai | 07:00 in Shanghai | 08:00 in Shanghai | 09:00 in Shanghai | 10:00 in Shanghai | 11:00 in Shanghai | 12:00 in Shanghai | 13:00 in Shanghai | 14:00 in Shanghai | 15:00 in Shanghai | 16:00 in Shanghai | 17:00 in Shanghai | 18:00 in Shanghai | 19:00 in Shanghai | 20:00 in Shanghai | 21:00 in Shanghai | 22:00 in Shanghai | 23:00 in Shanghai |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Shanghai—— | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Isfahan—— | 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 Shanghai and Isfahan
Best hours to call
13:00 in Shanghai
Inside working hours on both sides
09:00 in Isfahan
14:00 in Shanghai
Inside working hours on both sides
10:00 in Isfahan
15:00 in Shanghai
Inside working hours on both sides
11:00 in Isfahan
16:00 in Shanghai
Inside working hours on both sides
12:00 in Isfahan
Where daylight saving pulls them apart
Neither Shanghai nor Isfahan changes its clocks, so the gap above holds all year.
Also useful
Common questions
How many hours ahead is Isfahan of Shanghai?
Isfahan is 4½ hours behind Shanghai right now. The gap is not fixed: it moves whenever either side changes its clocks.
What is the best time to call between Shanghai and Isfahan?
Any hour in 13:00–18:00 Shanghai time is inside working hours in both cities.
Do Shanghai and Isfahan change clocks on the same date?
Neither city changes its clocks, so the gap between them never moves.