Rome to Phoenix Time Difference
Phoenix is 9 hours behind Rome. When it's 06:27:21 PM in Rome, it's 09:27:21 AM in Phoenix.
How Many Hours Behind Is Phoenix From Rome?
Phoenix is 9 hours behind Rome. So Rome is 9 hours ahead of Phoenix looking the other way — the same gap, described from the other end.
In practice that means a working day in Rome starts when it is already 12:00 AM in Phoenix. The gap is not fixed all year: it becomes 8 hours on Sunday, October 25, 2026, when Rome changes its clocks.
Best Time to Call Rome and Phoenix
Standard 9-to-5 hours in Rome and Phoenix never overlap, so someone has to take the call outside their working day. The most workable window is 4:00 PM to 10:00 PM in Rome, which is 7:00 AM to 1:00 PM in Phoenix.
both at work Rome only Phoenix only neither — hours shown along the strip are Rome local time.
Convert a Specific Time
Pick any date and time in Rome to see the exact equivalent in Phoenix.
Common Times Converted
Rome time on the left, Phoenix time on the right.
Rome to Phoenix: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in Rome. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Rome | Phoenix | Working hours |
|---|---|---|
| 12:00 AM | 3:00 PM prev day | Phoenix only |
| 1:00 AM | 4:00 PM prev day | Phoenix only |
| 2:00 AM | 5:00 PM prev day | — |
| 3:00 AM | 6:00 PM prev day | — |
| 4:00 AM | 7:00 PM prev day | — |
| 5:00 AM | 8:00 PM prev day | — |
| 6:00 AM | 9:00 PM prev day | — |
| 7:00 AM | 10:00 PM prev day | — |
| 8:00 AM | 11:00 PM prev day | — |
| 9:00 AM | 12:00 AM | Rome only |
| 10:00 AM | 1:00 AM | Rome only |
| 11:00 AM | 2:00 AM | Rome only |
| 12:00 PM | 3:00 AM | Rome only |
| 1:00 PM | 4:00 AM | Rome only |
| 2:00 PM | 5:00 AM | Rome only |
| 3:00 PM | 6:00 AM | Rome only |
| 4:00 PM | 7:00 AM | Rome only |
| 5:00 PM | 8:00 AM | — |
| 6:00 PM | 9:00 AM | Phoenix only |
| 7:00 PM | 10:00 AM | Phoenix only |
| 8:00 PM | 11:00 AM | Phoenix only |
| 9:00 PM | 12:00 PM | Phoenix only |
| 10:00 PM | 1:00 PM | Phoenix only |
| 11:00 PM | 2:00 PM | Phoenix only |
Understanding the Rome – Phoenix Time Difference
Rome runs on Europe/Rome, currently CEST (UTC+2:00). Phoenix runs on America/Phoenix, currently MST (UTC-7:00). The gap of 9 hours is simply the distance between those two offsets.
Rome observes Daylight Saving Time and Phoenix does not, so the gap between them shifts by an hour twice a year. The next shift is on Sunday, October 25, 2026, when Rome adjusts its clocks and the difference becomes 8 hours. Anything scheduled across that date needs checking again.
Full clock-change dates: Daylight Saving Time in the United States.
Rome today
Phoenix today
Frequently Asked Questions
What is the time difference between Rome and Phoenix?
Phoenix is currently 9 hours behind Rome. That gap becomes 8 hours on Sunday, October 25, 2026, when Rome changes its clocks.
How many hours behind is Phoenix from Rome?
Phoenix is 9 hours behind Rome. Looking at it the other way, Rome is 9 hours ahead of Phoenix.
What time is it in Phoenix when it is 9:00 AM in Rome?
When it is 9:00 AM in Rome, it is 12:00 AM in Phoenix.
Is Phoenix ahead of or behind Rome?
Phoenix is 9 hours behind Rome. Rome reaches each point in the day first, so Phoenix is still getting started while the Rome working day is finishing.
What is the best time to call between Rome and Phoenix?
Standard business hours in Rome and Phoenix do not overlap at all, so one side has to step outside the 9-to-5. The most workable window is 4:00 PM to 10:00 PM in Rome, which is 7:00 AM to 1:00 PM in Phoenix.
Does the time difference between Rome and Phoenix change during the year?
Yes. Rome observes Daylight Saving Time and Phoenix does not, so the gap between them shifts during the year. It changes to 8 hours on Sunday, October 25, 2026.
What time zones are Rome and Phoenix in?
Rome uses the Europe/Rome time zone, currently CEST (UTC+2:00). Phoenix uses America/Phoenix, currently MST (UTC-7:00).