Time in BST and CIST
The time difference between Bougainville Standard Time (BST) and Clipperton Island Standard Time (CIST) is 19 hours. Clipperton Island Standard Time is 19 hours behind Bougainville Standard Time.
This means 9am BST is 2pm CIST (previous day) and 5pm BST is 10pm CIST (previous day).
Bougainville Standard Time
- The current local time in BST is 12:39 am (July 19, 2026)
- BST time zone offset is UTC+11:00
Clipperton Island Standard Time
- The current local time in CIST is 9:39 pm (July 18, 2026)
- CIST time zone offset is UTC-08:00
How to convert Bougainville Standard Time to Clipperton Island Standard Time?
Subtract 19 hours from Bougainville Standard Time to get Clipperton Island Standard Time.
Time in BST
00:00
Time in CIST
00:00
Use the slider above to convert Bougainville Standard Time to Clipperton Island 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
| BST | CIST |
|---|---|
| 12am | 5am |
| 1am | 6am |
| 2am | 7am |
| 3am | 8am |
| 4am | 9am |
| 5am | 10am |
| 6am | 11am |
| 7am | 12pm |
| 8am | 1pm |
| 9am | 2pm |
| 10am | 3pm |
| 11am | 4pm |
| 12pm | 5pm |
| 1pm | 6pm |
| 2pm | 7pm |
| 3pm | 8pm |
| 4pm | 9pm |
| 5pm | 10pm |
| 6pm | 11pm |
| 7pm | 12am |
| 8pm | 1am |
| 9pm | 2am |
| 10pm | 3am |
| 11pm | 4am |