Mexico City to San Juan: time difference
San Juan 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.
+3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Mexico City 17:12 5:12 PM San Juan 20:12 8:12 PM You –:–
17:12 5:12 PM
Central Standard Time · UTC-6
☀️ 06:32 · 🌙 18:13
20:12 8:12 PM
Argentina Standard Time · UTC-3
☀️ 06:53 · 🌙 19:47
·
+3 h
San Juan is 3 h ahead of Mexico City.
When you, Mexico City and San Juan 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 Juan
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 Juan |
|---|---|---|
| Local time | 17:12 | 20:12 |
| 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/San Juan |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:32 | 06:53 |
| Sunset | 18:13 | 19:47 |
| Daylight | 11 h 41 min | 12 h 54 min |
| People on this clock | 9,209,944 | 522,029 |
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 Juan: common questions
How many hours ahead of Mexico City is San Juan?
The clocks in San Juan are 3 hours ahead of those in Mexico City (UTC−3 and UTC−6).
What time is it in San Juan at the start of the working day in Mexico City?
The working day in Mexico City starts at 9:00 AM; in San Juan it is 12:00 PM at that moment.
What time is it in San Juan 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 Juan.
When is a good time to call San Juan from Mexico City?
Between 9:00 AM and 3:00 PM in Mexico City – that is 12:00 PM to 6:00 PM in San Juan – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in San Juan compared with Mexico City?
The new day starts in San Juan earlier: at 9:00 PM in Mexico City it is already midnight there. Until 3:00 AM in San Juan, Mexico City is still on the previous day.
Does the time gap between Mexico City and San Juan change during the year?
No, the clocks change neither in Mexico City nor in San Juan, so the gap is 3 hours all year round.
