Time in BST and UYST
The time difference between Bougainville Standard Time (BST) and Uruguay Summer Time (UYST) is 13 hours. Uruguay Summer Time is 13 hours behind Bougainville Standard Time.
This means 9am BST is 8pm UYST (previous day) and 5pm BST is 4am UYST.
Bougainville Standard Time
- The current local time in BST is 12:39 am (July 19, 2026)
- BST time zone offset is UTC+11:00
Uruguay Summer Time
- The current local time in UYST is 3:39 pm (July 18, 2026)
- UYST time zone offset is UTC-02:00
How to convert Bougainville Standard Time to Uruguay Summer Time?
Subtract 13 hours from Bougainville Standard Time to get Uruguay Summer Time.
Time in BST
00:00
Time in UYST
00:00
Use the slider above to convert Bougainville Standard Time to Uruguay Summer 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 | UYST |
|---|---|
| 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 |