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

Time in Trois-Rivières vs Guangzhou

Trois-Rivières keeps EDT (UTC−4) and Guangzhou keeps CST (UTC+8) today. Guangzhou is 12 hours ahead of Trois-Rivières; the rows below read both clocks live.

The working day, side by side

The working days do not meet. there is no working-hour overlap with Guangzhou — the nearest workable window is 05:00–06:00 your time (17:00 there).

Trois-Rivières and Guangzhou hour by hour, with the working-hour overlap shaded
City00:00 in Trois-Rivières01:00 in Trois-Rivières02:00 in Trois-Rivières03:00 in Trois-Rivières04:00 in Trois-Rivières05:00 in Trois-Rivières06:00 in Trois-Rivières07:00 in Trois-Rivières08:00 in Trois-Rivières09:00 in Trois-Rivières10:00 in Trois-Rivières11:00 in Trois-Rivières12:00 in Trois-Rivières13:00 in Trois-Rivières14:00 in Trois-Rivières15:00 in Trois-Rivières16:00 in Trois-Rivières17:00 in Trois-Rivières18:00 in Trois-Rivières19:00 in Trois-Rivières20:00 in Trois-Rivières21:00 in Trois-Rivières22:00 in Trois-Rivières23:00 in Trois-Rivières
Trois-Rivières——000102030405060708091011121314151617181920212223
Guangzhou——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Trois-Rivières and Guangzhou

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Trois-Rivières, Guangzhou and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

there is no working-hour overlap with Guangzhou — the nearest workable window is 05:00–06:00 your time (17:00 there).

Where daylight saving pulls them apart

Trois-Rivières next changes on Sunday 1 November 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 Guangzhou of Trois-Rivières?

Guangzhou is 12 hours ahead of Trois-Rivières right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Trois-Rivières and Guangzhou?

There is no hour inside working hours in both cities. 05:00–06:00 your time (17:00 there) is the cheapest compromise, and one side is taking a shoulder hour.

Do Trois-Rivières and Guangzhou 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.