Montevideo to Boa Vista: time difference
Boa Vista is 1 h behind Montevideo. 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.
Montevideo 10:59 10:59 AM Boa Vista 09:59 9:59 AM You –:–
10:59 10:59 AM
Uruguay Standard Time · UTC-3
☀️ 05:58 · 🌙 19:03
09:59 9:59 AM
Amazon Standard Time · UTC-4
☀️ 05:47 · 🌙 17:50
·
−1 h
Boa Vista is 1 h behind Montevideo.
When you, Montevideo and Boa Vista are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇾 Montevideo
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
🇧🇷 Boa Vista
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 | 🇺🇾 Montevideo | 🇧🇷 Boa Vista |
|---|---|---|
| Local time | 10:59 | 09:59 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Uruguay Standard Time | Amazon Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Montevideo | — | −1 h |
| IANA zone | America/Montevideo | America/Boa Vista |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:58 | 05:47 |
| Sunset | 19:03 | 17:50 |
| Daylight | 13 h 5 min | 12 h 3 min |
| People on this clock | 1,319,108 | 413,486 |
Compare Montevideo with another city
More comparisons with Montevideo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Montevideo and Boa Vista: common questions
How far behind Montevideo is Boa Vista?
Boa Vista is 1 hour behind Montevideo: UTC−4 against UTC−3.
What time is it in Boa Vista at the start of the working day in Montevideo?
The working day in Montevideo starts at 9:00 AM; in Boa Vista it is 8:00 AM at that moment.
What time is it in Boa Vista at the end of the working day in Montevideo?
The working day in Montevideo ends at 6:00 PM; in Boa Vista it is 5:00 PM at that moment.
Is there a time when both Montevideo and Boa Vista are at work?
Yes: from 10:00 AM to 6:00 PM in Montevideo (9:00 AM to 5:00 PM in Boa Vista), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Boa Vista compared with Montevideo?
The new day starts in Boa Vista later: until 1:00 AM in Montevideo, it is still the previous day there. From 11:00 PM in Boa Vista, Montevideo is already on the next day.
Is the time difference between Montevideo and Boa Vista the same all year?
Yes. Neither Montevideo nor Boa Vista switches to summer time, so the gap is always 1 hour.
