Time in COST and CHOST
The time difference between Colombia Summer Time (COST) and Choibalsan Summer Time (CHOST) is 13 hours. Choibalsan Summer Time is 13 hours ahead of Colombia Summer Time.
This means 9am COST is 10pm CHOST and 5pm COST is 6am CHOST (next day).
Colombia Summer Time
- The current local time in COST is 5:35 pm (July 18, 2026)
- COST time zone offset is UTC-04:00
Choibalsan Summer Time
- The current local time in CHOST is 10:35 pm (July 18, 2026)
- CHOST time zone offset is UTC+09:00
How to convert Colombia Summer Time to Choibalsan Summer Time?
Add 13 hours to Colombia Summer Time to get Choibalsan Summer Time.
Time in COST
00:00
Time in CHOST
00:00
Use the slider above to convert Colombia Summer Time to Choibalsan 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
| COST | CHOST |
|---|---|
| 12am | 1pm |
| 1am | 2pm |
| 2am | 3pm |
| 3am | 4pm |
| 4am | 5pm |
| 5am | 6pm |
| 6am | 7pm |
| 7am | 8pm |
| 8am | 9pm |
| 9am | 10pm |
| 10am | 11pm |
| 11am | 12am |
| 12pm | 1am |
| 1pm | 2am |
| 2pm | 3am |
| 3pm | 4am |
| 4pm | 5am |
| 5pm | 6am |
| 6pm | 7am |
| 7pm | 8am |
| 8pm | 9am |
| 9pm | 10am |
| 10pm | 11am |
| 11pm | 12pm |