Time in SAKT and COST
The time difference between Sakhalin Island Time (SAKT) and Colombia Summer Time (COST) is 15 hours. Colombia Summer Time is 15 hours behind Sakhalin Island Time.
This means 9am SAKT is 6pm COST (previous day) and 5pm SAKT is 2am COST.
Sakhalin Island Time
- The current local time in SAKT is 12:36 am (July 19, 2026)
- SAKT time zone offset is UTC+11:00
Colombia Summer Time
- The current local time in COST is 5:36 pm (July 18, 2026)
- COST time zone offset is UTC-04:00
How to convert Sakhalin Island Time to Colombia Summer Time?
Subtract 15 hours from Sakhalin Island Time to get Colombia Summer Time.
Time in SAKT
00:00
Time in COST
00:00
Use the slider above to convert Sakhalin Island Time to Colombia 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
| SAKT | COST |
|---|---|
| 12am | 9am |
| 1am | 10am |
| 2am | 11am |
| 3am | 12pm |
| 4am | 1pm |
| 5am | 2pm |
| 6am | 3pm |
| 7am | 4pm |
| 8am | 5pm |
| 9am | 6pm |
| 10am | 7pm |
| 11am | 8pm |
| 12pm | 9pm |
| 1pm | 10pm |
| 2pm | 11pm |
| 3pm | 12am |
| 4pm | 1am |
| 5pm | 2am |
| 6pm | 3am |
| 7pm | 4am |
| 8pm | 5am |
| 9pm | 6am |
| 10pm | 7am |
| 11pm | 8am |