St Lucia to Rio de Janeiro: time difference
Rio de Janeiro is 1 h ahead of St Lucia. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
St Lucia 02:46 2:46 AM Rio de Janeiro 03:46 3:46 AM You –:–
02:46 2:46 AM
Atlantic Standard Time · UTC-4
☀️ 05:55 · 🌙 17:48
03:46 3:46 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
·
+1 h
Rio de Janeiro is 1 h ahead of St Lucia.
When you, St Lucia 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
🇱🇨 St Lucia
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇱🇨 St Lucia | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 02:46 | 03:46 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Atlantic Standard Time | Brasilia Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from St Lucia | — | +1 h |
| IANA zone | America/St Lucia | America/Sao Paulo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:55 | 05:26 |
| Sunset | 17:48 | 17:55 |
| Daylight | 11 h 54 min | 12 h 30 min |
| People on this clock | 1,355 | 6,211,223 |
Compare St Lucia with another city
More comparisons with St Lucia: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
St Lucia and Rio de Janeiro: common questions
How far ahead of St Lucia is Rio de Janeiro?
Rio de Janeiro is 1 hour ahead of St Lucia: UTC−3 against UTC−4.
What time is it in Rio de Janeiro when it is 9:00 AM in St Lucia?
When it is 9:00 AM in St Lucia, it is 10:00 AM in Rio de Janeiro.
If it is 6:00 PM in St Lucia, what time is it in Rio de Janeiro?
At 6:00 PM in St Lucia, clocks in Rio de Janeiro show 7:00 PM.
When do working hours in St Lucia and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in St Lucia, which is 10:00 AM to 6:00 PM in Rio de Janeiro.
When does the date change in Rio de Janeiro compared with St Lucia?
The new day starts in Rio de Janeiro earlier: at 11:00 PM in St Lucia it is already midnight there. Until 1:00 AM in Rio de Janeiro, St Lucia is still on the previous day.
Does the time difference between St Lucia and Rio de Janeiro change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
