Time in MDT and ULAST
The time difference between Mountain Daylight Time (MDT) and Ulaanbaatar Summer Time (ULAST) is 15 hours. Ulaanbaatar Summer Time is 15 hours ahead of Mountain Daylight Time.
This means 9am MDT is 12am ULAST (next day) and 5pm MDT is 8am ULAST (next day).
Mountain Daylight Time
- The current local time in MDT is 2:09 am (July 9, 2026)
- MDT time zone offset is UTC-06:00
Ulaanbaatar Summer Time
- The current local time in ULAST is 5:09 am (July 9, 2026)
- ULAST time zone offset is UTC+09:00
How to convert Mountain Daylight Time to Ulaanbaatar Summer Time?
Add 15 hours to Mountain Daylight Time to get Ulaanbaatar Summer Time.
Time in MDT
00:00
Time in ULAST
00:00
Use the slider above to convert Mountain 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
| MDT | ULAST |
|---|---|
| 12am | 3pm |
| 1am | 4pm |
| 2am | 5pm |
| 3am | 6pm |
| 4am | 7pm |
| 5am | 8pm |
| 6am | 9pm |
| 7am | 10pm |
| 8am | 11pm |
| 9am | 12am |
| 10am | 1am |
| 11am | 2am |
| 12pm | 3am |
| 1pm | 4am |
| 2pm | 5am |
| 3pm | 6am |
| 4pm | 7am |
| 5pm | 8am |
| 6pm | 9am |
| 7pm | 10am |
| 8pm | 11am |
| 9pm | 12pm |
| 10pm | 1pm |
| 11pm | 2pm |