Time in Shanghai vs Saint-Quentin-en-Yvelines

Shanghai keeps CST (UTC+8) and Saint-Quentin-en-Yvelines keeps CEST (UTC+2) today. Saint-Quentin-en-Yvelines is 6 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: 09:00–12:00 in Saint-Quentin-en-Yvelines (15:00–18:00 your time).

Shanghai and Saint-Quentin-en-Yvelines hour by hour, with the working-hour overlap shaded
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
Saint-Quentin-en-Yvelines——	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 Saint-Quentin-en-Yvelines

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Best hours to call

15:00 in Shanghai

Inside working hours on both sides

09:00 in Saint-Quentin-en-Yvelines

16:00 in Shanghai

Inside working hours on both sides

10:00 in Saint-Quentin-en-Yvelines

17:00 in Shanghai

Inside working hours on both sides

11:00 in Saint-Quentin-en-Yvelines

Where daylight saving pulls them apart

Saint-Quentin-en-Yvelines 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 Saint-Quentin-en-Yvelines of Shanghai?

Saint-Quentin-en-Yvelines is 6 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 Saint-Quentin-en-Yvelines?

Any hour in 15:00–18:00 Shanghai time is inside working hours in both cities.

Do Shanghai and Saint-Quentin-en-Yvelines 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.