Mexico City to Portsmouth: time difference
Portsmouth is 2 h ahead of Mexico City. 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.
Mexico City 04:54 4:54 AM Portsmouth 06:54 6:54 AM You –:–
04:54 4:54 AM
Central Standard Time · UTC-6
☀️ 06:30 · 🌙 18:18
06:54 6:54 AM
Atlantic Standard Time · UTC-4
☀️ 05:57 · 🌙 17:50
·
+2 h
Portsmouth is 2 h ahead of Mexico City.
When you, Mexico City and Portsmouth are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇲🇽 Mexico City
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
🇩🇲 Portsmouth
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 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇲🇽 Mexico City | 🇩🇲 Portsmouth |
|---|---|---|
| Local time | 04:54 | 06:54 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Standard Time | Atlantic Standard Time |
| UTC offset | UTC-6 | UTC-4 |
| Offset from Mexico City | — | +2 h |
| IANA zone | America/Mexico City | America/Dominica |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:30 | 05:57 |
| Sunset | 18:18 | 17:50 |
| Daylight | 11 h 48 min | 11 h 52 min |
| People on this clock | 9,209,944 | 3,633 |
Compare Mexico City with another city
More comparisons with Mexico City: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Mexico City and Portsmouth: common questions
How many hours ahead of Mexico City is Portsmouth?
The clocks in Portsmouth are 2 hours ahead of those in Mexico City (UTC−4 and UTC−6).
If it is 9:00 AM in Mexico City, what time is it in Portsmouth?
At 9:00 AM in Mexico City, clocks in Portsmouth show 11:00 AM.
What time is it in Portsmouth at the end of the working day in Mexico City?
The working day in Mexico City ends at 6:00 PM; in Portsmouth it is 8:00 PM at that moment.
When do working hours in Mexico City and in Portsmouth overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Mexico City, which is 11:00 AM to 6:00 PM in Portsmouth.
When does the date change in Portsmouth compared with Mexico City?
The new day starts in Portsmouth earlier: at 10:00 PM in Mexico City it is already midnight there. Until 2:00 AM in Portsmouth, Mexico City is still on the previous day.
Does the time difference between Mexico City and Portsmouth change?
No. Neither place uses daylight saving time, so the difference stays 2 hours all year.
