MST to UTC Time — Convert Mountain Standard Time (US) to Coordinated Universal Time

UTC is currently 6 hours ahead of MST.

MST is Mountain Standard Time (UTC−7). Most of the US Mountain zone switches to MDT (UTC−6) in summer, but Arizona (except the Navajo Nation) stays on MST year-round.

On Clockjumper, UTC refers to Coordinated Universal Time — the global reference from which every other zone is expressed as an offset. It never shifts for daylight saving. GMT is equivalent to UTC for everyday use, though in the UK "GMT" also names the winter time, with clocks moving to BST in summer.

Around January UTC is 7 hours ahead of MST. Around July it is 6 hours ahead of MST. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Is UTC ahead of or behind MST right now?

UTC is currently 6 hours ahead of MST.

What is the current MST to UTC time difference?

Right now the gap is 6 hours — UTC is 6 hours ahead of MST.

Does the MST → UTC offset change during the year?

Yes. Around January UTC is 7 hours ahead of MST; around July it is 6 hours ahead of MST. The converter above always reflects the correct offset for the date you pick.

Does MST observe daylight saving time?

MST is itself the standard-time form. Mountain Standard Time (US) is in force at UTC-7 through the winter months; outside that window the same zone is on MDT (UTC-6).

Does UTC observe daylight saving time?

No — Coordinated Universal Time stays at a fixed UTC offset year-round.

What time is 3 AM MST in UTC?

3:00 AM MST is 9:00 AM UTC.

What time is 8 AM MST in UTC?

8:00 AM MST is 2:00 PM UTC.

What time is 9 AM MST in UTC?

9:00 AM MST is 3:00 PM UTC.

What time is 10 AM MST in UTC?

10:00 AM MST is 4:00 PM UTC.

What time is 11 AM MST in UTC?

11:00 AM MST is 5:00 PM UTC.

What time is 12 PM (noon) MST in UTC?

12:00 PM MST is 6:00 PM UTC.

What time is 2 PM MST in UTC?

2:00 PM MST is 8:00 PM UTC.

What time is 3 PM MST in UTC?

3:00 PM MST is 9:00 PM UTC.

What time is 4 PM MST in UTC?

4:00 PM MST is 10:00 PM UTC.

What time is 5 PM MST in UTC?

5:00 PM MST is 11:00 PM UTC.

What time is 9 PM MST in UTC?

9:00 PM MST is 3:00 AM (next day) UTC.

What time is 10 PM MST in UTC?

10:00 PM MST is 4:00 AM (next day) UTC.

When is the best time to schedule a call between MST and UTC?

The working-hours overlap (09:00–17:00 in both zones) runs roughly 9:00 AM – 11:00 AM MST (≈ 2 hours). The midpoint of that window — 10:00 AM MST, 4:00 PM UTC — is the safest single slot to propose for a live call.

What time zone does MST refer to?

MST refers to Mountain Standard Time (US) (IANA: America/Denver).

What time zone does UTC refer to?

UTC refers to Coordinated Universal Time (IANA: UTC).

Is MST on this page the same as other zones that share the letters "MST"?

MST is Mountain Standard Time (UTC−7). Most of the US Mountain zone switches to MDT (UTC−6) in summer, but Arizona (except the Navajo Nation) stays on MST year-round.

Is UTC on this page the same as other zones that share the letters "UTC"?

On Clockjumper, UTC refers to Coordinated Universal Time — the global reference from which every other zone is expressed as an offset. It never shifts for daylight saving. GMT is equivalent to UTC for everyday use, though in the UK "GMT" also names the winter time, with clocks moving to BST in summer.

• UTC to MST
• AEST to MST
• AEDT to UTC
• BST to MST
• AEST to UTC
• CDT to MST
• Berlin to UTC
• CET to MST
• BST to UTC
• CST to MST
• CDT to UTC
• EDT to MST
• CET to UTC
• EST to MST
• CST to UTC

• About MST (Mountain Standard Time (US)) →
• About UTC (Coordinated Universal Time) →
• All timezone conversion pages →
• Research: how daylight saving shifts workday overlap →