BST to Rouen Time Converter
CET is 1 hour ahead of GMT. 9:00 AM GMT = 10:00 AM CET.
CET is 1 hour ahead of GMT. To convert BST to Rouen Time, add 1 hour to the BST time: 9:00 AM GMT = 10:00 AM CET.
BST (British Time) is used in United Kingdom from late March to late October. Rouen Time (Rouen time) is used in Rouen, France.
BST here means British Summer Time, not Bangladesh Standard Time. BST (British Summer Time) is not in force right now: United Kingdom from late March to late October is currently on GMT. This page uses whichever name applies on the date you pick, so the numbers below say GMT.
BST to Rouen Time time conversion table
BST to Rouen Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BST | Rouen Time |
|---|---|
| 12:00 AM | 1:00 AM |
| 1:00 AM | 2:00 AM |
| 2:00 AM | 3:00 AM |
| 3:00 AM | 4:00 AM |
| 4:00 AM | 5:00 AM |
| 5:00 AM | 6:00 AM |
| 6:00 AM | 7:00 AM |
| 7:00 AM | 8:00 AM |
| BST | Rouen Time |
|---|---|
| 8:00 AM | 9:00 AM |
| 9:00 AM | 10:00 AM |
| 10:00 AM | 11:00 AM |
| 11:00 AM | 12:00 PM |
| 12:00 PM | 1:00 PM |
| 1:00 PM | 2:00 PM |
| 2:00 PM | 3:00 PM |
| 3:00 PM | 4:00 PM |
| BST | Rouen Time |
|---|---|
| 4:00 PM | 5:00 PM |
| 5:00 PM | 6:00 PM |
| 6:00 PM | 7:00 PM |
| 7:00 PM | 8:00 PM |
| 8:00 PM | 9:00 PM |
| 9:00 PM | 10:00 PM |
| 10:00 PM | 11:00 PM |
| 11:00 PM | 12:00 AM+1 |
Conversion table from BST to Rouen Time for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in Rouen Time, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert BST to Rouen Time
Add 1 hour to the BST 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 BST and Rouen Time
The time difference between BST and Rouen Time is 1 hour all year – CET is ahead of GMT.
BST and Rouen Time during daylight saving time
- BST next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
- 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 BST and Rouen Time
BST 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.
BST to Rouen Time FAQ
What is the time difference between BST and Rouen Time?
CET is 1 hour ahead of GMT all year. 9:00 AM GMT = 10:00 AM CET.
What is 9 AM BST in Rouen Time?
9:00 AM GMT is 10:00 AM CET.
What is 12 PM (noon) BST in Rouen Time?
12:00 PM GMT is 1:00 PM CET.
Is Rouen Time ahead of or behind BST?
CET is 1 hour ahead of GMT, so it is later in Rouen Time than in BST.
Does BST change for daylight saving time?
Yes. BST next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
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 BST and Rouen Time?
BST 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 BST
Convert BST to other time zones
Convert other time zones to Rouen Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.