Montevideo to Porto Velho: time difference
Porto Velho 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 17:23 5:23 PM Porto Velho 16:23 4:23 PM You –:–
17:23 5:23 PM
Uruguay Standard Time · UTC-3
☀️ 06:02 · 🌙 19:00
16:23 4:23 PM
Amazon Standard Time · UTC-4
☀️ 05:53 · 🌙 18:11
·
−1 h
Porto Velho is 1 h behind Montevideo.
When you, Montevideo and Porto Velho 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
🇧🇷 Porto Velho
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 | 🇧🇷 Porto Velho |
|---|---|---|
| Local time | 17:23 | 16:23 |
| Local date | Friday, October 16, 2026 | Friday, October 16, 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/Porto Velho |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:02 | 05:53 |
| Sunset | 19:00 | 18:11 |
| Daylight | 12 h 58 min | 12 h 18 min |
| People on this clock | 1,319,108 | 460,434 |
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 Porto Velho: common questions
How far behind Montevideo is Porto Velho?
Porto Velho is 1 hour behind Montevideo: UTC−4 against UTC−3.
What time is it in Porto Velho when it is 9:00 AM in Montevideo?
When it is 9:00 AM in Montevideo, it is 8:00 AM in Porto Velho.
If it is 6:00 PM in Montevideo, what time is it in Porto Velho?
At 6:00 PM in Montevideo, clocks in Porto Velho show 5:00 PM.
Is there a time when both Montevideo and Porto Velho are at work?
Yes: from 10:00 AM to 6:00 PM in Montevideo (9:00 AM to 5:00 PM in Porto Velho), the working days (9:00 AM–6:00 PM) overlap.
Until what time in Montevideo is it still yesterday in Porto Velho?
Before 1:00 AM in Montevideo, the date in Porto Velho has not changed yet. From 11:00 PM in Porto Velho, it is already the next day in Montevideo.
Is the time difference between Montevideo and Porto Velho the same all year?
Yes. Neither Montevideo nor Porto Velho switches to summer time, so the gap is always 1 hour.
