Celaya to Rio de Janeiro: time difference
Rio de Janeiro is 3 h ahead of Celaya. 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.
Celaya 21:37 9:37 PM Rio de Janeiro 00:37 12:37 AM You –:–
21:37 9:37 PM
Central Standard Time · UTC-6
☀️ 06:40 · 🌙 18:19
00:37 12:37 AM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:59
·
+3 h
Rio de Janeiro is 3 h ahead of Celaya.
When you, Celaya and Rio de Janeiro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇲🇽 Celaya
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
🇧🇷 Rio de Janeiro
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 | 🇲🇽 Celaya | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 21:37 | 00:37 |
| Local date | Saturday, October 17, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Brasilia Standard Time |
| UTC offset | UTC-6 | UTC-3 |
| Offset from Celaya | — | +3 h |
| IANA zone | America/Mexico City | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:40 | 05:19 |
| Sunset | 18:19 | 17:59 |
| Daylight | 11 h 39 min | 12 h 40 min |
| People on this clock | 378,143 | 6,211,223 |
Compare Celaya with another city
More comparisons with Celaya: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Celaya and Rio de Janeiro: common questions
What is the time difference between Celaya and Rio de Janeiro?
Rio de Janeiro is 3 hours ahead: it uses UTC−3, while Celaya is on UTC−6.
What time is it in Rio de Janeiro when it is 9:00 AM in Celaya?
When it is 9:00 AM in Celaya, it is 12:00 PM in Rio de Janeiro.
If it is 6:00 PM in Celaya, what time is it in Rio de Janeiro?
At 6:00 PM in Celaya, clocks in Rio de Janeiro show 9:00 PM.
When is a good time to call Rio de Janeiro from Celaya?
Between 9:00 AM and 3:00 PM in Celaya – that is 12:00 PM to 6:00 PM in Rio de Janeiro – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rio de Janeiro compared with Celaya?
The new day starts in Rio de Janeiro earlier: at 9:00 PM in Celaya it is already midnight there. Until 3:00 AM in Rio de Janeiro, Celaya is still on the previous day.
Does the time difference between Celaya and Rio de Janeiro change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
