TimeToZone

GMT to Rouen Time Converter

CET is 1 hour ahead of GMT. 9:00 AM GMT = 10:00 AM CET.

⇄ Swap
GMTfrom
Greenwich Mean Time
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Rouen
Rouen, France
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CET is 1 hour ahead of GMT at the moment. To convert GMT to Rouen Time, add 1 hour to the GMT time: 9:00 AM GMT = 10:00 AM CET.

GMT (GMT) is used in Same offset as UTC. The UK and Ireland use GMT in winter; Iceland, Ghana and Senegal all year. Rouen Time (Rouen time) is used in Rouen, France.

The UK is on GMT only in winter; in summer it uses BST (UTC+1).

GMT to Rouen Time time conversion table

GMT to Rouen Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.

GMTRouen TimeDay
12:00 AM GMT1:00 AM CETnight
1:00 AM GMT2:00 AM CETnight
2:00 AM GMT3:00 AM CETnight
3:00 AM GMT4:00 AM CETnight
4:00 AM GMT5:00 AM CETnight
5:00 AM GMT6:00 AM CET—
6:00 AM GMT7:00 AM CET—
7:00 AM GMT8:00 AM CET—
8:00 AM GMT9:00 AM CET—
9:00 AM GMT10:00 AM CETwork hours
10:00 AM GMT11:00 AM CETwork hours
11:00 AM GMT12:00 PM CETwork hours
12:00 PM GMT1:00 PM CETwork hours
1:00 PM GMT2:00 PM CETwork hours
2:00 PM GMT3:00 PM CETwork hours
3:00 PM GMT4:00 PM CETwork hours
4:00 PM GMT5:00 PM CET—
5:00 PM GMT6:00 PM CET—
6:00 PM GMT7:00 PM CET—
7:00 PM GMT8:00 PM CET—
8:00 PM GMT9:00 PM CET—
9:00 PM GMT10:00 PM CETnight
10:00 PM GMT11:00 PM CETnight
11:00 PM GMT12:00 AM CETnext day
  • Work rows — 9 AM–5 PM in both places
  • Night in the destination (10 PM–6 AM)

How to convert GMT to Rouen Time

Add 1 hour to the GMT time to get Rouen Time.

Example: 9:00 AM GMT = 10:00 AM CET.

Across midnight: 11:00 PM GMT = 12:00 AM CET (next day). The date changes, so always check the day as well as the hour.

Time difference between GMT and Rouen Time

The time difference between GMT and Rouen Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:

  • 1 Jan 2026 – 28 Mar 2026: Rouen Time is 1 hour ahead of GMT.
  • 29 Mar 2026 – 24 Oct 2026: Rouen Time is 2 hours ahead of GMT.
  • 25 Oct 2026 – 31 Dec 2026: Rouen Time is 1 hour ahead of GMT.

GMT and Rouen Time during daylight saving time

  • GMT does not observe daylight saving time; it stays on UTC+0 all year.
  • Rouen Time next changes on 28 Mar 2027: clocks go forward one hour at 01:59 local time, from CET (UTC+1) to CEST (UTC+2).

Best time for a meeting between GMT and Rouen Time

GMT and Rouen Time share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM GMT lands between 10:00 AM and 5:00 PM CET, inside working hours for both.

Plan a meeting across more time zones.

GMT to Rouen Time FAQ

What is the time difference between GMT and Rouen Time?

Right now CET is 1 hour ahead of GMT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.

What is 9 AM GMT in Rouen Time?

9:00 AM GMT is 10:00 AM CET.

What is 12 PM (noon) GMT in Rouen Time?

12:00 PM GMT is 1:00 PM CET.

Is Rouen Time ahead of or behind GMT?

CET is 1 hour ahead of GMT, so it is later in Rouen Time than in GMT.

Does GMT change for daylight saving time?

No. GMT stays on the same offset all year, so conversions never shift for daylight saving time.

Does Rouen Time change for daylight saving time?

Yes. Rouen Time next changes on 28 Mar 2027, when clocks go forward one hour from CET to CEST.

What is the best time for a meeting between GMT and Rouen Time?

GMT and Rouen Time share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM GMT lands between 10:00 AM and 5:00 PM CET, inside working hours for both.

Related conversions

Convert Rouen Time to GMT

Convert GMT to other time zones

Convert other time zones to Rouen Time

Learn more

Updated 7 November 2026. Time zone data: IANA tz database.