Rome is 1 hour ahead of Portugal. Midday in Rome lines up with 11:00 in Portugal.
Rome is in the Europe/Rome timezone. Portugal is in Europe/Lisbon. The difference is 1 hour.
Daily overlap window
There is a 7-hour window each day where both Rome and Portugal are within standard business hours (09:00–17:00).
00:0006:0012:0018:0024:00
Rome
Portugal
Overlap (7h)
When to schedule across time zones
Both Rome and Portugal are in standard hours simultaneously for 7h per day. 3 recommended slots shown below.
10:00 Rome / 09:00 Lisbon✓ Both working
11:00 Rome / 10:00 Lisbon✓ Both working
12:00 Rome / 11:00 Lisbon✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Upcoming public holidays
⚡ Watch out — upcoming holidays on both sides. Verify availability in advance.
Rome6 holidays
Aug 15Assumption Day
Oct 4St. Francis of Assisi's Day
Nov 1All Saints Day
Dec 8Immaculate Conception
Dec 25Christmas Day
Portugal7 holidays
Aug 15Assumption Day
Oct 5Republic Day
Nov 1All Saints Day
Dec 1Restoration of Independence
Dec 8Immaculate Conception
How to work with Rome and Portugal time zones
Working across Rome (Italy) and Portugal (Portugal) involves a 1-hour gap. The good news: there is a 7-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.
💡 How to schedule across these time zones
✅
10:00–11:00 in Rome = 09:00–10:00 in Portugal. Both sides are in standard business hours during this window.
✅
11:00–12:00 in Rome = 10:00–11:00 in Portugal. Both sides are in standard business hours during this window.
✅
12:00–13:00 in Rome = 11:00–12:00 in Portugal. Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in Rome. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.
