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UTC to MST converter
Coordinated Universal Time
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Mountain Time
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Mountain Time is 6 hours behind Coordinated Universal Time for most of the year, and 7 hours behind for part of it, because the two change their clocks on different dates (or only one of them changes at all).
When does the difference change?
In 2026:
- January 1 to March 7: Mountain Time is 7 hours behind Coordinated Universal Time
- March 8 to October 31: Mountain Time is 6 hours behind Coordinated Universal Time
- November 1 to December 31: Mountain Time is 7 hours behind Coordinated Universal Time
Questions
What time is 9 AM UTC in MST?
For most of the year, 9 AM Coordinated Universal Time is 3 AM Mountain Time. For part of the year it is 2 AM, because of daylight saving time.
How many hours ahead or behind is MST from UTC?
Mountain Time is 6 hours behind Coordinated Universal Time for most of the year, and 7 hours behind for part of it, because the two change their clocks on different dates (or only one of them changes at all).
Does the UTC to MST difference change?
Yes. It changes 2 times in 2026 because of daylight saving time.
About these time zones
UTC to MST, hour by hour
| Coordinated Universal Time | Mountain Time |
|---|---|
| 12 AM | 6 PM (previous day) |
| 1 AM | 7 PM (previous day) |
| 2 AM | 8 PM (previous day) |
| 3 AM | 9 PM (previous day) |
| 4 AM | 10 PM (previous day) |
| 5 AM | 11 PM (previous day) |
| 6 AM | 12 AM |
| 7 AM | 1 AM |
| 8 AM | 2 AM |
| 9 AM | 3 AM |
| 10 AM | 4 AM |
| 11 AM | 5 AM |
| 12 PM | 6 AM |
| 1 PM | 7 AM |
| 2 PM | 8 AM |
| 3 PM | 9 AM |
| 4 PM | 10 AM |
| 5 PM | 11 AM |
| 6 PM | 12 PM |
| 7 PM | 1 PM |
| 8 PM | 2 PM |
| 9 PM | 3 PM |
| 10 PM | 4 PM |
| 11 PM | 5 PM |
Based on the clocks on Monday, October 12, 2026. Use the converter above for another date.