Time in GMT and BST
The time difference between Greenwich Mean Time (GMT) and Bougainville Standard Time (BST) is 11 hours. Bougainville Standard Time is 11 hours ahead of Greenwich Mean Time.
This means 9am GMT is 8pm BST and 5pm GMT is 4am BST (next day).
Greenwich Mean Time
- The current local time in GMT is 11:44 am (July 18, 2026)
- GMT time zone offset is UTC+00:00
Bougainville Standard Time
- The current local time in BST is 10:44 pm (July 18, 2026)
- BST time zone offset is UTC+11:00
How to convert Greenwich Mean Time to Bougainville Standard Time?
Add 11 hours to Greenwich Mean Time to get Bougainville Standard Time.
Time in GMT
00:00
Time in BST
00:00
Use the slider above to convert Greenwich Mean Time to Bougainville Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| GMT | BST |
|---|---|
| 12am | 11am |
| 1am | 12pm |
| 2am | 1pm |
| 3am | 2pm |
| 4am | 3pm |
| 5am | 4pm |
| 6am | 5pm |
| 7am | 6pm |
| 8am | 7pm |
| 9am | 8pm |
| 10am | 9pm |
| 11am | 10pm |
| 12pm | 11pm |
| 1pm | 12am |
| 2pm | 1am |
| 3pm | 2am |
| 4pm | 3am |
| 5pm | 4am |
| 6pm | 5am |
| 7pm | 6am |
| 8pm | 7am |
| 9pm | 8am |
| 10pm | 9am |
| 11pm | 10am |