Mexico City to San Isidro: time difference
San Isidro is 3 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 16:30 4:30 PM San Isidro 19:30 7:30 PM You –:–
16:30 4:30 PM
Central Standard Time · UTC-6
☀️ 06:32 · 🌙 18:13
19:30 7:30 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+3 h
San Isidro is 3 h ahead of Mexico City.
When you, Mexico City and San Isidro 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
🇦🇷 San Isidro
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 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇲🇽 Mexico City | 🇦🇷 San Isidro |
|---|---|---|
| Local time | 16:30 | 19:30 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Central Standard Time | Argentina Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Mexico City | — | +3 h |
| IANA zone | America/Mexico City | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:32 | 06:10 |
| Sunset | 18:13 | 19:10 |
| Daylight | 11 h 41 min | 13 h |
| People on this clock | 9,209,944 | 45,190 |
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 San Isidro: common questions
How many hours ahead of Mexico City is San Isidro?
The clocks in San Isidro are 3 hours ahead of those in Mexico City (UTC−3 and UTC−6).
What time is it in San Isidro at the start of the working day in Mexico City?
The working day in Mexico City starts at 9:00 AM; in San Isidro it is 12:00 PM at that moment.
What time is it in San Isidro when it is 6:00 PM in Mexico City?
When it is 6:00 PM in Mexico City, it is 9:00 PM in San Isidro.
Is there a time when both Mexico City and San Isidro are at work?
Yes: from 9:00 AM to 3:00 PM in Mexico City (12:00 PM to 6:00 PM in San Isidro), the working days (9:00 AM–6:00 PM) overlap.
From what time in Mexico City is it tomorrow in San Isidro?
Once it is 9:00 PM in Mexico City, the date in San Isidro has already changed. Until 3:00 AM in San Isidro, it is still the previous day in Mexico City.
Does the time difference between Mexico City and San Isidro change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
