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Global ClockTime zone converter & meeting planner
SETTINGS
Clock
Working hours
Start
09
End
18
Theme

AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Istanbul vs Haimen

Istanbul keeps UTC+3 (UTC+3) and Haimen keeps CST (UTC+8) today. Haimen is 5 hours ahead of Istanbul; 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: 14:00–18:00 in Haimen (09:00–13:00 your time).

Istanbul and Haimen hour by hour, with the working-hour overlap shaded
City00:00 in Istanbul01:00 in Istanbul02:00 in Istanbul03:00 in Istanbul04:00 in Istanbul05:00 in Istanbul06:00 in Istanbul07:00 in Istanbul08:00 in Istanbul09:00 in Istanbul10:00 in Istanbul11:00 in Istanbul12:00 in Istanbul13:00 in Istanbul14:00 in Istanbul15:00 in Istanbul16:00 in Istanbul17:00 in Istanbul18:00 in Istanbul19:00 in Istanbul20:00 in Istanbul21:00 in Istanbul22:00 in Istanbul23:00 in Istanbul
Istanbul——000102030405060708091011121314151617181920212223
Haimen——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Istanbul and Haimen

Best hours to call

09:00 in Istanbul
Inside working hours on both sides
14:00 in Haimen
10:00 in Istanbul
Inside working hours on both sides
15:00 in Haimen
11:00 in Istanbul
Inside working hours on both sides
16:00 in Haimen
12:00 in Istanbul
Inside working hours on both sides
17:00 in Haimen

Where daylight saving pulls them apart

Neither Istanbul nor Haimen changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Haimen of Istanbul?

Haimen is 5 hours ahead of Istanbul right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Istanbul and Haimen?

Any hour in 09:00–13:00 Istanbul time is inside working hours in both cities.

Do Istanbul and Haimen change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.