Mexico City to Mamaia: time difference
Mamaia is 9 h ahead of Mexico City. Live clocks for both, the working hours they share, and how each one sits against your own time.
+9 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Mexico City 16:12 4:12 PM Mamaia 01:12 1:12 AM You –:–
16:12 4:12 PM
Central Standard Time · UTC-6
☀️ 06:32 · 🌙 18:13
01:12 1:12 AM
Eastern European Summer Time · UTC+3
☀️ 07:24 · 🌙 18:19
·
+9 h
Mamaia is 9 h ahead of Mexico City.
When you, Mexico City and Mamaia 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
🇷🇴 Mamaia
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 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM
📍 Your time
- Asleep
- Early
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- Both working
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Time zones side by side
| Detail | 🇲🇽 Mexico City | 🇷🇴 Mamaia |
|---|---|---|
| Local time | 16:12 | 01:12 |
| Local date | Saturday, October 17, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Eastern European Summer Time |
| UTC offset | UTC-6 | UTC+3 |
| Offset from Mexico City | — | +9 h |
| IANA zone | America/Mexico City | Europe/Bucharest |
| Daylight saving | Not observed | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 06:32 | 07:24 |
| Sunset | 18:13 | 18:19 |
| Daylight | 11 h 41 min | 10 h 54 min |
| People on this clock | 9,209,944 | 441 |
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 Mamaia: common questions
What is the time difference between Mexico City and Mamaia?
Mamaia is 9 hours ahead: it uses UTC+3, while Mexico City is on UTC−6.
If it is 9:00 AM in Mexico City, what time is it in Mamaia?
At 9:00 AM in Mexico City, clocks in Mamaia show 6:00 PM.
If it is 6:00 PM in Mexico City, what time is it in Mamaia?
At 6:00 PM in Mexico City, clocks in Mamaia show 3:00 AM (the next day).
When do working hours in Mexico City and in Mamaia overlap?
They don't: there are no shared working hours. The start of the day in Mexico City (9:00 AM) is 6:00 PM in Mamaia, and the start of the day in Mamaia is 12:00 AM in Mexico City.
When is it already the next day in Mamaia?
From 3:00 PM in Mexico City it is already the next day in Mamaia. The other way round, until 9:00 AM in Mamaia it is still the previous day in Mexico City.
Is the time difference between Mexico City and Mamaia the same all year?
No. Only Mamaia switches to summer time, so the gap changes twice a year. From October 25, 2026, Mamaia will be 8 hours ahead of Mexico City.
