Hours in Denver and UTC
| Denver | UTC |
|---|---|
| 6:00 AM MDT | 12:00 PM UTC |
| 9:00 AM MDT | 3:00 PM UTC |
| 12:00 PM MDT | 6:00 PM UTC |
| 3:00 PM MDT | 9:00 PM UTC |
| 6:00 PM MDT | 12:00 AM UTC the next day |
| 9:00 PM MDT | 3:00 AM UTC the next day |
Arizona
Arizona stays on MST all year, so it has a table of its own.
UTC is 7 hours ahead of Phoenix.
Phoenix is 1 hour behind Denver until Sunday 1 November 2026.
| Phoenix | UTC |
|---|---|
| 6:00 AM MST | 1:00 PM UTC |
| 9:00 AM MST | 4:00 PM UTC |
| 12:00 PM MST | 7:00 PM UTC |
| 3:00 PM MST | 10:00 PM UTC |
| 6:00 PM MST | 1:00 AM UTC the next day |
| 9:00 PM MST | 4:00 AM UTC the next day |
When the gap changes
On Sunday 1 November 2026, clocks in Denver go back.
From then, UTC is 7 hours ahead of Denver.
On Sunday 14 March 2027, clocks in Denver go forward.
From then, UTC is 6 hours ahead of Denver.