Sao Paulo to Rio Grande: time difference
Rio Grande is 1 h behind Sao Paulo. 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.
Sao Paulo 15:17 3:17 PM Rio Grande 14:17 2:17 PM You –:–
15:17 3:17 PM
Brasilia Standard Time · UTC-3
☀️ 05:33 · 🌙 18:13
14:17 2:17 PM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:00
·
−1 h
Rio Grande is 1 h behind Sao Paulo.
When you, Sao Paulo 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
🇧🇷 Sao Paulo
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 | 🇧🇷 Sao Paulo | 🇵🇷 Rio Grande |
|---|---|---|
| Local time | 15:17 | 14:17 |
| 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 Sao Paulo | — | −1 h |
| IANA zone | America/Sao Paulo | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:33 | 06:18 |
| Sunset | 18:13 | 18:00 |
| Daylight | 12 h 40 min | 11 h 42 min |
| People on this clock | 11,451,999 | 13,467 |
Compare Sao Paulo with another city
More comparisons with Sao Paulo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sao Paulo and Rio Grande: common questions
What is the time difference between Sao Paulo and Rio Grande?
Rio Grande is 1 hour behind: it uses UTC−4, while Sao Paulo is on UTC−3.
What time is it in Rio Grande when it is 9:00 AM in Sao Paulo?
When it is 9:00 AM in Sao Paulo, it is 8:00 AM in Rio Grande.
What time is it in Rio Grande when it is 6:00 PM in Sao Paulo?
When it is 6:00 PM in Sao Paulo, it is 5:00 PM in Rio Grande.
When do working hours in Sao Paulo and in Rio Grande overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Sao Paulo, which is 9:00 AM to 5:00 PM in Rio Grande.
Until what time in Sao Paulo is it still yesterday in Rio Grande?
Before 1:00 AM in Sao Paulo, the date in Rio Grande has not changed yet. From 11:00 PM in Rio Grande, it is already the next day in Sao Paulo.
Does the time difference between Sao Paulo and Rio Grande change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
