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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 Coimbra vs Shanghai

Coimbra keeps WEST (UTC+1) and Shanghai keeps CST (UTC+8) today. Shanghai is 7 hours ahead of Coimbra; 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: 16:00–18:00 in Shanghai (09:00–11:00 your time).

Coimbra and Shanghai hour by hour, with the working-hour overlap shaded
City00:00 in Coimbra01:00 in Coimbra02:00 in Coimbra03:00 in Coimbra04:00 in Coimbra05:00 in Coimbra06:00 in Coimbra07:00 in Coimbra08:00 in Coimbra09:00 in Coimbra10:00 in Coimbra11:00 in Coimbra12:00 in Coimbra13:00 in Coimbra14:00 in Coimbra15:00 in Coimbra16:00 in Coimbra17:00 in Coimbra18:00 in Coimbra19:00 in Coimbra20:00 in Coimbra21:00 in Coimbra22:00 in Coimbra23:00 in Coimbra
Coimbra——000102030405060708091011121314151617181920212223
Shanghai——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Coimbra and Shanghai

Best hours to call

09:00 in Coimbra
Inside working hours on both sides
16:00 in Shanghai
10:00 in Coimbra
Inside working hours on both sides
17:00 in Shanghai

Where daylight saving pulls them apart

Coimbra next changes on Sunday 25 October 2026. Between those two dates the gap between the cities is an hour different from the one shown above — which is exactly when a recurring meeting drifts. Every date we track is on the daylight saving page.

Also useful

Common questions

How many hours ahead is Shanghai of Coimbra?

Shanghai is 7 hours ahead of Coimbra right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Coimbra and Shanghai?

Any hour in 09:00–11:00 Coimbra time is inside working hours in both cities.

Do Coimbra and Shanghai change clocks on the same date?

Only one of them does, so the gap between them changes twice a year even though neither city moved relative to the sun.