Time in THA and COST
The time difference between Thailand Standard Time (THA) and Colombia Summer Time (COST) is 11 hours. Colombia Summer Time is 11 hours behind Thailand Standard Time.
This means 9am THA is 10pm COST (previous day) and 5pm THA is 6am COST.
Thailand Standard Time
- The current local time in THA is 4:05 am (July 9, 2026)
- THA time zone offset is UTC+07:00
Colombia Summer Time
- The current local time in COST is 1:05 am (July 9, 2026)
- COST time zone offset is UTC-04:00
How to convert Thailand Standard Time to Colombia Summer Time?
Subtract 11 hours from Thailand Standard Time to get Colombia Summer Time.
Time in THA
00:00
Time in COST
00:00
Use the slider above to convert Thailand Standard 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
| THA | COST |
|---|---|
| 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 |