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GST to MT time converter
US Mountain is 10 hours behind Dubai for 238 days of 2026, and 11 hours behind for the other 127 days, because daylight saving changes the gap.
GST to MT conversion table
Local time in Dubai and the matching time in US Mountain on two reference dates, one in winter and one in summer for the northern hemisphere.
| Dubai (GST) | US Mountain on 15 January | US Mountain on 15 July |
|---|---|---|
| 08:00 | 21:00 (-1 day) | 22:00 (-1 day) |
| 09:00 | 22:00 (-1 day) | 23:00 (-1 day) |
| 10:00 | 23:00 (-1 day) | 00:00 |
| 12:00 | 01:00 | 02:00 |
| 15:00 | 04:00 | 05:00 |
| 17:00 | 06:00 | 07:00 |
| 18:00 | 07:00 | 08:00 |
| 21:00 | 10:00 | 11:00 |
Best meeting times between Dubai and US Mountain
- January: No overlap inside both working days. The closest flexible hours (07:00-21:00): 18:00-21:00 GST = 07:00-10:00 MT; 07:00-08:00 GST = 20:00-21:00 MT (-1 day).
- July: No overlap inside both working days. The closest flexible hours (07:00-21:00): 17:00-21:00 GST = 07:00-11:00 MT.
Want to add more people? The meeting planner starts with these two zones and lets you add up to four more.
Daylight saving between GST and MT
- Dubai does not change its clocks in 2026.
- US Mountain moves its clocks forward on 8 March and back on 1 November in 2026.
- The gap is 10 hours for 238 days and 11 hours for 127 days of 2026.
About the two zones
Dubai. The UAE uses Gulf Standard Time, UTC+4, all year and does not observe daylight saving.
US Mountain. US Mountain Time is UTC-7 in winter (MST) and UTC-6 in summer (MDT). Arizona is the notable exception and stays on MST all year.
Frequently asked questions
What time is 9 AM GST in MT?
On 15 January, 09:00 in Dubai is 22:00 (-1 day) in US Mountain. On 15 July it is 23:00 (-1 day).
What is the time difference between Dubai and US Mountain?
US Mountain is 10 hours behind Dubai for 238 days of 2026, and 11 hours behind for the other 127 days, because daylight saving changes the gap.
Does the time difference between GST and MT change during the year?
Yes. US Mountain changes its clocks and Dubai does not, so the gap moves between 10 and 11 hours. Always convert with the actual date.
When is the best time for a meeting between Dubai and US Mountain?
No overlap inside both working days. The closest flexible hours (07:00-21:00): 18:00-21:00 GST = 07:00-10:00 MT; 07:00-08:00 GST = 20:00-21:00 MT (-1 day). In July: No overlap inside both working days. The closest flexible hours (07:00-21:00): 17:00-21:00 GST = 07:00-11:00 MT.
More conversions
Need the time in a scheduler? Convert a local-time cron schedule to UTC, or see which jobs a clock change affects with the DST collision simulator.