Rio de Janeiro to Fort-de-france: time difference
Fort-de-france 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 07:54 7:54 AM Fort-de-france 06:54 6:54 AM You –:–
07:54 7:54 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
06:54 6:54 AM
Atlantic Standard Time · UTC-4
☀️ 05:55 · 🌙 17:48
·
−1 h
Fort-de-france is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Fort-de-france 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
🇲🇶 Fort-de-france
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 | 🇲🇶 Fort-de-france |
|---|---|---|
| Local time | 07:54 | 06:54 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 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/Martinique |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:26 | 05:55 |
| Sunset | 17:55 | 17:48 |
| Daylight | 12 h 30 min | 11 h 53 min |
| People on this clock | 6,211,223 | 76,512 |
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 Fort-de-france: common questions
What is the time difference between Rio de Janeiro and Fort-de-france?
Fort-de-france is 1 hour behind: it uses UTC−4, while Rio de Janeiro is on UTC−3.
What time is it in Fort-de-france at the start of the working day in Rio de Janeiro?
The working day in Rio de Janeiro starts at 9:00 AM; in Fort-de-france it is 8:00 AM at that moment.
If it is 6:00 PM in Rio de Janeiro, what time is it in Fort-de-france?
At 6:00 PM in Rio de Janeiro, clocks in Fort-de-france show 5:00 PM.
Is there a time when both Rio de Janeiro and Fort-de-france are at work?
Yes: from 10:00 AM to 6:00 PM in Rio de Janeiro (9:00 AM to 5:00 PM in Fort-de-france), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Fort-de-france?
Until 1:00 AM in Rio de Janeiro it is still the previous day in Fort-de-france. The other way round, from 11:00 PM in Fort-de-france it is already the next day in Rio de Janeiro.
Is the time difference between Rio de Janeiro and Fort-de-france the same all year?
Yes. Neither Rio de Janeiro nor Fort-de-france switches to summer time, so the gap is always 1 hour.
