Cologne Time to BST Converter
GMT is 1 hour behind CET. 9:00 AM CET = 8:00 AM GMT.
GMT is 1 hour behind CET. To convert Cologne Time to BST, subtract 1 hour from the Cologne Time time: 9:00 AM CET = 8:00 AM GMT.
Cologne Time (Cologne time) is used in Cologne, Germany. BST (British Time) is used in United Kingdom from late March to late October.
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.
Cologne Time to BST time conversion table
Cologne Time to BST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Cologne Time | BST |
|---|---|
| 12:00 AM | 11:00 PM−1 |
| 1:00 AM | 12:00 AM |
| 2:00 AM | 1:00 AM |
| 3:00 AM | 2:00 AM |
| 4:00 AM | 3:00 AM |
| 5:00 AM | 4:00 AM |
| 6:00 AM | 5:00 AM |
| 7:00 AM | 6:00 AM |
| Cologne Time | BST |
|---|---|
| 8:00 AM | 7:00 AM |
| 9:00 AM | 8:00 AM |
| 10:00 AM | 9:00 AM |
| 11:00 AM | 10:00 AM |
| 12:00 PM | 11:00 AM |
| 1:00 PM | 12:00 PM |
| 2:00 PM | 1:00 PM |
| 3:00 PM | 2:00 PM |
| Cologne Time | BST |
|---|---|
| 4:00 PM | 3:00 PM |
| 5:00 PM | 4:00 PM |
| 6:00 PM | 5:00 PM |
| 7:00 PM | 6:00 PM |
| 8:00 PM | 7:00 PM |
| 9:00 PM | 8:00 PM |
| 10:00 PM | 9:00 PM |
| 11:00 PM | 10:00 PM |
Conversion table from Cologne Time to BST 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 BST, −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 Cologne Time to BST
Subtract 1 hour from the Cologne Time time to get BST.
Example: 9:00 AM CET = 8:00 AM GMT.
Across midnight: 12:00 AM CET = 11:00 PM GMT (previous day). The date changes, so always check the day as well as the hour.
Time difference between Cologne Time and BST
The time difference between Cologne Time and BST is 1 hour all year – GMT is behind CET.
Cologne Time and BST during daylight saving time
- Cologne 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).
- 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).
Best time for a meeting between Cologne Time and BST
Cologne Time and BST share 7 hours of the 9 AM–5 PM working day. Any time between 10:00 AM and 5:00 PM CET lands between 9:00 AM and 4:00 PM GMT, inside working hours for both.
Cologne Time to BST FAQ
What is the time difference between Cologne Time and BST?
GMT is 1 hour behind CET all year. 9:00 AM CET = 8:00 AM GMT.
What is 9 AM Cologne Time in BST?
9:00 AM CET is 8:00 AM GMT.
What is 12 PM (noon) Cologne Time in BST?
12:00 PM CET is 11:00 AM GMT.
Is BST ahead of or behind Cologne Time?
GMT is 1 hour behind CET, so it is earlier in BST than in Cologne Time.
Does Cologne Time change for daylight saving time?
Yes. Cologne Time next changes on 28 Mar 2027, when clocks go forward one hour from CET to CEST.
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.
What is the best time for a meeting between Cologne Time and BST?
Cologne Time and BST share 7 hours of the 9 AM–5 PM working day. Any time between 10:00 AM and 5:00 PM CET lands between 9:00 AM and 4:00 PM GMT, inside working hours for both.
Related conversions
Convert BST to Cologne Time
Convert Cologne Time to other time zones
Convert other time zones to BST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.