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