Rio de Janeiro to Rio Grande: time difference
Rio Grande is 1 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 20:45 8:45 PM Rio Grande 19:45 7:45 PM You –:–
20:45 8:45 PM
Brasilia Standard Time · UTC-3
☀️ 05:19 · 🌙 17:58
19:45 7:45 PM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:00
·
−1 h
Rio Grande is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Rio Grande 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
🇵🇷 Rio Grande
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 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Rio de Janeiro | 🇵🇷 Rio Grande |
|---|---|---|
| Local time | 20:45 | 19:45 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Brasilia Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Rio de Janeiro | — | −1 h |
| IANA zone | America/Sao Paulo | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:19 | 06:18 |
| Sunset | 17:58 | 18:00 |
| Daylight | 12 h 39 min | 11 h 42 min |
| People on this clock | 6,211,223 | 13,467 |
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 Rio Grande: common questions
How far behind Rio de Janeiro is Rio Grande?
Rio Grande is 1 hour behind Rio de Janeiro: UTC−4 against UTC−3.
If it is 9:00 AM in Rio de Janeiro, what time is it in Rio Grande?
At 9:00 AM in Rio de Janeiro, clocks in Rio Grande show 8:00 AM.
What time is it in Rio Grande at the end of the working day in Rio de Janeiro?
The working day in Rio de Janeiro ends at 6:00 PM; in Rio Grande it is 5:00 PM at that moment.
When is a good time to call Rio Grande from Rio de Janeiro?
Between 10:00 AM and 6:00 PM in Rio de Janeiro – that is 9:00 AM to 5:00 PM in Rio Grande – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Rio de Janeiro is it still yesterday in Rio Grande?
Before 1:00 AM in Rio de Janeiro, the date in Rio Grande has not changed yet. From 11:00 PM in Rio Grande, it is already the next day in Rio de Janeiro.
Is the time difference between Rio de Janeiro and Rio Grande the same all year?
Yes. Neither Rio de Janeiro nor Rio Grande switches to summer time, so the gap is always 1 hour.
