Time in IOT and ULAST
The time difference between Indian Ocean Time (IOT) and Ulaanbaatar Summer Time (ULAST) is 6 hours. Ulaanbaatar Summer Time is 6 hours ahead of Indian Ocean Time.
This means 9am IOT is 3pm ULAST and 5pm IOT is 11pm ULAST.
Indian Ocean Time
- The current local time in IOT is 4:10 pm (July 18, 2026)
- IOT time zone offset is UTC+03:00
Ulaanbaatar Summer Time
- The current local time in ULAST is 10:10 pm (July 18, 2026)
- ULAST time zone offset is UTC+09:00
How to convert Indian Ocean Time to Ulaanbaatar Summer Time?
Add 6 hours to Indian Ocean Time to get Ulaanbaatar Summer Time.
Time in IOT
00:00
Time in ULAST
00:00
Use the slider above to convert Indian Ocean Time to Ulaanbaatar 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
| IOT | ULAST |
|---|---|
| 12am | 6am |
| 1am | 7am |
| 2am | 8am |
| 3am | 9am |
| 4am | 10am |
| 5am | 11am |
| 6am | 12pm |
| 7am | 1pm |
| 8am | 2pm |
| 9am | 3pm |
| 10am | 4pm |
| 11am | 5pm |
| 12pm | 6pm |
| 1pm | 7pm |
| 2pm | 8pm |
| 3pm | 9pm |
| 4pm | 10pm |
| 5pm | 11pm |
| 6pm | 12am |
| 7pm | 1am |
| 8pm | 2am |
| 9pm | 3am |
| 10pm | 4am |
| 11pm | 5am |