Rio de Janeiro to Montserrat: time difference
Montserrat 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 04:43 4:43 AM Montserrat 03:43 3:43 AM You –:–
04:43 4:43 AM
Brasilia Standard Time · UTC-3
☀️ 05:26 · 🌙 17:55
03:43 3:43 AM
Atlantic Standard Time · UTC-4
☀️ 06:01 · 🌙 17:52
·
−1 h
Montserrat is 1 h behind Rio de Janeiro.
When you, Rio de Janeiro and Montserrat 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
🇲🇸 Montserrat
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 | 🇲🇸 Montserrat |
|---|---|---|
| Local time | 04:43 | 03:43 |
| 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/Montserrat |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:26 | 06:01 |
| Sunset | 17:55 | 17:52 |
| Daylight | 12 h 30 min | 11 h 51 min |
| People on this clock | 6,211,223 | 5,440 |
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 Montserrat: common questions
How many hours behind Rio de Janeiro is Montserrat?
The clocks in Montserrat are 1 hour behind those in Rio de Janeiro (UTC−4 and UTC−3).
What time is it in Montserrat when it is 9:00 AM in Rio de Janeiro?
When it is 9:00 AM in Rio de Janeiro, it is 8:00 AM in Montserrat.
What time is it in Montserrat when it is 6:00 PM in Rio de Janeiro?
When it is 6:00 PM in Rio de Janeiro, it is 5:00 PM in Montserrat.
When do working hours in Rio de Janeiro and in Montserrat overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Rio de Janeiro, which is 9:00 AM to 5:00 PM in Montserrat.
When is it still the previous day in Montserrat?
Until 1:00 AM in Rio de Janeiro it is still the previous day in Montserrat. The other way round, from 11:00 PM in Montserrat it is already the next day in Rio de Janeiro.
Is the time difference between Rio de Janeiro and Montserrat the same all year?
Yes. Neither Rio de Janeiro nor Montserrat switches to summer time, so the gap is always 1 hour.
