Time in ADT and ULAST
The time difference between Atlantic Daylight Time (ADT) and Ulaanbaatar Summer Time (ULAST) is 12 hours. Ulaanbaatar Summer Time is 12 hours ahead of Atlantic Daylight Time.
This means 9am ADT is 9pm ULAST and 5pm ADT is 5am ULAST (next day).
Atlantic Daylight Time
- The current local time in ADT is 3:41 pm (July 18, 2026)
- ADT time zone offset is UTC-03:00
Ulaanbaatar Summer Time
- The current local time in ULAST is 9:41 pm (July 18, 2026)
- ULAST time zone offset is UTC+09:00
How to convert Atlantic Daylight Time to Ulaanbaatar Summer Time?
Add 12 hours to Atlantic Daylight Time to get Ulaanbaatar Summer Time.
Time in ADT
00:00
Time in ULAST
00:00
Use the slider above to convert Atlantic Daylight 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
| ADT | ULAST |
|---|---|
| 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 | 12am |
| 1pm | 1am |
| 2pm | 2am |
| 3pm | 3am |
| 4pm | 4am |
| 5pm | 5am |
| 6pm | 6am |
| 7pm | 7am |
| 8pm | 8am |
| 9pm | 9am |
| 10pm | 10am |
| 11pm | 11am |