Rio de Janeiro to Atotonilco el Alto: time difference
Atotonilco el Alto is 3 h behind Rio de Janeiro. 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.
Rio de Janeiro 21:58 9:58 PM Atotonilco el Alto 18:58 6:58 PM You –:–
21:58 9:58 PM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:58
18:58 6:58 PM
Central Standard Time · UTC-6
☀️ 06:46 · 🌙 18:26
·
−3 h
Atotonilco el Alto is 3 h behind Rio de Janeiro.
When you, Rio de Janeiro and Atotonilco el Alto are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇷 Rio de Janeiro
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
🇲🇽 Atotonilco el Alto
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 17 5 PM 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇲🇽 Atotonilco el Alto |
|---|---|---|
| Local time | 21:58 | 18:58 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Brasilia Standard Time | Central Standard Time |
| UTC offset | UTC-3 | UTC-6 |
| Offset from Rio de Janeiro | — | −3 h |
| IANA zone | America/Sao Paulo | America/Mexico City |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:19 | 06:46 |
| Sunset | 17:58 | 18:26 |
| Daylight | 12 h 39 min | 11 h 39 min |
| People on this clock | 6,211,223 | 26,874 |
Compare Rio de Janeiro with another city
More comparisons with Rio de Janeiro: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rio de Janeiro and Atotonilco el Alto: common questions
How far behind Rio de Janeiro is Atotonilco el Alto?
Atotonilco el Alto is 3 hours behind Rio de Janeiro: UTC−6 against UTC−3.
What time is it in Atotonilco el Alto at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in Atotonilco el Alto it is 6:00 AM at that moment.
If it is 6:00 PM in Rio de Janeiro, what time is it in Atotonilco el Alto?
At 6:00 PM in Rio de Janeiro, clocks in Atotonilco el Alto show 3:00 PM.
When is a good time to call Atotonilco el Alto from Rio de Janeiro?
Between 12:00 PM and 6:00 PM in Rio de Janeiro – that is 9:00 AM to 3:00 PM in Atotonilco el Alto – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Atotonilco el Alto compared with Rio de Janeiro?
The new day starts in Atotonilco el Alto later: until 3:00 AM in Rio de Janeiro, it is still the previous day there. From 9:00 PM in Atotonilco el Alto, Rio de Janeiro is already on the next day.
Does the time gap between Rio de Janeiro and Atotonilco el Alto change during the year?
No, the clocks change neither in Rio de Janeiro nor in Atotonilco el Alto, so the gap is 3 hours all year round.
