London to Rio de Janeiro: time difference
Rio de Janeiro is 3 h behind London. 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.
London 06:14 6:14 AM Rio de Janeiro 03:14 3:14 AM You –:–
06:14 6:14 AM
Greenwich Mean Time · UTC+0
☀️ 06:44 · 🌙 16:47
03:14 3:14 AM
Brasilia Standard Time · UTC-3
☀️ 05:12 · 🌙 18:03
·
−3 h
Rio de Janeiro is 3 h behind London.
When you, London 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
🇬🇧 London
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
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 | 🇬🇧 London | 🇧🇷 Rio de Janeiro |
|---|---|---|
| Local time | 06:14 | 03:14 |
| Local date | Monday, October 26, 2026 | Monday, October 26, 2026 |
| Time zone | Greenwich Mean Time | Brasilia Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from London | — | −3 h |
| IANA zone | Europe/London | America/Sao Paulo |
| Daylight saving | On standard time → UTC+1, Mar 28, 02:00 | Not observed |
| Sunrise | 06:44 | 05:12 |
| Sunset | 16:47 | 18:03 |
| Daylight | 10 h 3 min | 12 h 50 min |
| People on this clock | 8,908,083 | 6,211,223 |
Compare London with another city
More comparisons with London: the time zones next to it and the far side of the clock.
Big time differences
London and Rio de Janeiro: common questions
How many hours behind London is Rio de Janeiro?
The clocks in Rio de Janeiro are 3 hours behind those in London (UTC−3 and UTC+0).
What time is it in Rio de Janeiro at the start of the working day in London?
The working day in London starts at 9:00 AM; in Rio de Janeiro it is 6:00 AM at that moment.
What time is it in Rio de Janeiro when it is 6:00 PM in London?
When it is 6:00 PM in London, it is 3:00 PM in Rio de Janeiro.
When do working hours in London and in Rio de Janeiro overlap?
Working hours (9:00 AM–6:00 PM) overlap from 12:00 PM to 6:00 PM in London, which is 9:00 AM to 3:00 PM in Rio de Janeiro.
When is it still the previous day in Rio de Janeiro?
Until 3:00 AM in London it is still the previous day in Rio de Janeiro. The other way round, from 9:00 PM in Rio de Janeiro it is already the next day in London.
Is the time difference between London and Rio de Janeiro the same all year?
No. Only London switches to summer time, so the gap changes twice a year. From March 28, 2027, Rio de Janeiro will be 4 hours behind London.
