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Rome to Phoenix Time

CET to MST Converter — 9 AM CET is 1:00 AM MST

Rome is 8 hours ahead of Phoenix. Convert any time between Rome (CET/CEST) and Phoenix (MST) instantly.

Rome

Italy

CET/CEST
UTC+1 · CET/CEST

Phoenix

United States

MST
UTC-7 · MST
Rome is 8 hours ahead of Phoenix.

Add Time Zones to Compare

Rome(UTC+1)
Phoenix(UTC-7)

Time Zone Comparison

Rome
1:00 PM
Italy · CET/CEST
12:00 PM
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
Phoenix
5:00 AM
United States · MST
4:00 AM
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
Working
Evening
Night
Now
Selected Time
Minutes:
Rome12:00 PM
Phoenix4:00 AM

Rome to Phoenix Time Conversion Table

Rome (CET)Phoenix (MST)
12:00 AM3:00 PM
2:00 AM5:00 PM
4:00 AM7:00 PM
6:00 AM9:00 PM
8:00 AM11:00 PM
10:00 AM1:00 AM
12:00 PM3:00 AM
2:00 PM5:00 AM
4:00 PM7:00 AM
6:00 PM9:00 AM
8:00 PM11:00 AM
10:00 PM1:00 PM
Working hours (9 AM - 5 PM)
Evening (5 PM - 9 PM)
Night

Rome & Phoenix — Business & Scheduling Guide

Rome (Italy) is an important regional economy, with key industries in diverse sectors including services and trade. Phoenix (United States) is a global financial and tech hub, known for technology, finance, healthcare, and entertainment. With a 8-hour time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.

Scheduling Meetings Between Rome and Phoenix

The 8-hour difference between Rome and Phoenix requires careful scheduling. The best overlap window is typically 2–4 hours when both cities are within working hours. Business hours typically follow a 9 AM–5 PM schedule. US business hours typically run 9 AM–5 PM, with a culture that values punctuality and efficiency. Teams often designate specific "overlap hours" for real-time collaboration and use asynchronous communication (Slack, email, recorded video) for the rest of the day.

Daylight Saving Time Considerations

Rome observes Daylight Saving Time (CET/CEST), but Phoenix does not — it stays on MST year-round. This means the time difference between Rome and Phoenix changes by 1 hour when Rome switches clocks. During Italy's summer, the gap is 7–9 hours instead of the standard 8 hours. Mark DST transition dates on your calendar to avoid missed meetings.

CET to MST — Quick Reference

CET (CET/CEST) stands for the timezone used in Rome, Italy (UTC+1). MST (MST) is the timezone used in Phoenix, United States (UTC-7). Rome is 8 hours ahead of Phoenix.

To convert CET to MST, subtract 8 hours from CET time. For example, CET 9:00 AM = MST 1:00 AM.

Key Facts

  • Time difference: Rome (UTC+1) is 8 hours ahead of Phoenix (UTC-7).
  • Daylight Saving Time: Rome observes DST (CET/CEST). Phoenix does not observe DST (MST).
  • Regions: Rome is located in Italy and uses the CET/CEST time zone. Phoenix is located in United States and uses the MST time zone.
  • Best time to call: There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

Frequently Asked Questions

What is the time difference between Rome and Phoenix?

Rome is 8 hours ahead of Phoenix.

What time is it in Phoenix when it's 9 AM in Rome?

When it's 9:00 AM in Rome, it is 1:00 AM in Phoenix.

What time is 9 PM CET in MST?

9 PM CET (Rome time) is 1:00 PM MST (Phoenix time). This is a common time people check when scheduling evening calls across these two time zones.

When is the best time to schedule a meeting between Rome and Phoenix?

There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

How do I convert CET to MST?

CET (CET/CEST) is the timezone for Rome, Italy (UTC+1). MST (MST) is the timezone for Phoenix, United States (UTC-7). Rome is 8 hours ahead of Phoenix. Quick examples: 9 AM CET = 1:00 AM MST, 12 PM CET = 4:00 AM MST, 3 PM CET = 7:00 AM MST, 6 PM CET = 10:00 AM MST.

Is Rome ahead of or behind Phoenix?

Rome is 8 hours ahead of Phoenix. When it's noon in Rome, it's 4:00 AM in Phoenix.

Does Rome or Phoenix change clocks for Daylight Saving Time?

Yes, Rome observes DST and switches between CET/CEST. Phoenix does not observe DST — it stays on MST year-round. Because only one city observes DST, the time difference shifts by 1 hour during transition periods (typically March/April and October/November).

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