Oeiras to Mexico City: time difference
Mexico City is 7 h behind Oeiras. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Oeiras 03:37 3:37 AM Mexico City 20:37 8:37 PM You –:–
03:37 3:37 AM
Western European Summer Time · UTC+1
☀️ 07:51 · 🌙 18:55
20:37 8:37 PM
Central Standard Time · UTC-6
☀️ 06:32 · 🌙 18:12
·
−7 h
Mexico City is 7 h behind Oeiras.
When you, Oeiras and Mexico City are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Oeiras
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇲🇽 Mexico City
17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Oeiras | 🇲🇽 Mexico City |
|---|---|---|
| Local time | 03:37 | 20:37 |
| Local date | Monday, October 19, 2026 | Sunday, October 18, 2026 |
| Time zone | Western European Summer Time | Central Standard Time |
| UTC offset | UTC+1 | UTC-6 |
| Offset from Oeiras | — | −7 h |
| IANA zone | Europe/Lisbon | America/Mexico City |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:51 | 06:32 |
| Sunset | 18:55 | 18:12 |
| Daylight | 11 h 4 min | 11 h 40 min |
| People on this clock | 171,767 | 9,209,944 |
Compare Oeiras with another city
More comparisons with Oeiras: the time zones next to it and the far side of the clock.
Big time differences
Oeiras and Mexico City: common questions
How many hours behind Oeiras is Mexico City?
The clocks in Mexico City are 7 hours behind those in Oeiras (UTC−6 and UTC+1).
If it is 9:00 AM in Oeiras, what time is it in Mexico City?
At 9:00 AM in Oeiras, clocks in Mexico City show 2:00 AM.
If it is 6:00 PM in Oeiras, what time is it in Mexico City?
At 6:00 PM in Oeiras, clocks in Mexico City show 11:00 AM.
When do working hours in Oeiras and in Mexico City overlap?
Working hours (9:00 AM–6:00 PM) overlap from 4:00 PM to 6:00 PM in Oeiras, which is 9:00 AM to 11:00 AM in Mexico City.
When is it still the previous day in Mexico City?
Until 7:00 AM in Oeiras it is still the previous day in Mexico City. The other way round, from 5:00 PM in Mexico City it is already the next day in Oeiras.
Is the time difference between Oeiras and Mexico City the same all year?
No. Only Oeiras switches to summer time, so the gap changes twice a year. From October 25, 2026, Mexico City will be 6 hours behind Oeiras.
