Montevideo to Puerto Rico: time difference
Puerto Rico 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 05:31 5:31 AM Puerto Rico 04:31 4:31 AM You –:–
05:31 5:31 AM
Uruguay Standard Time · UTC-3
☀️ 06:10 · 🌙 18:55
04:31 4:31 AM
Atlantic Standard Time · UTC-4
☀️ 06:18 · 🌙 18:07
·
−1 h
Puerto Rico is 1 h behind Montevideo.
When you, Montevideo and Puerto Rico 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
🇵🇷 Puerto Rico
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 | 🇵🇷 Puerto Rico |
|---|---|---|
| Local time | 05:31 | 04:31 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Uruguay Standard Time | Atlantic Standard Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Montevideo | — | −1 h |
| IANA zone | America/Montevideo | America/Puerto Rico |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:10 | 06:18 |
| Sunset | 18:55 | 18:07 |
| Daylight | 12 h 45 min | 11 h 49 min |
| People on this clock | 1,319,108 | 3,285,874 |
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 Puerto Rico: common questions
How many hours behind Montevideo is Puerto Rico?
The clocks in Puerto Rico are 1 hour behind those in Montevideo (UTC−4 and UTC−3).
What time is it in Puerto Rico at the start of the working day in Montevideo?
The working day in Montevideo starts at 9:00 AM; in Puerto Rico it is 8:00 AM at that moment.
What time is it in Puerto Rico at the end of the working day in Montevideo?
The working day in Montevideo ends at 6:00 PM; in Puerto Rico it is 5:00 PM at that moment.
When do working hours in Montevideo and in Puerto Rico overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Montevideo, which is 9:00 AM to 5:00 PM in Puerto Rico.
When is it still the previous day in Puerto Rico?
Until 1:00 AM in Montevideo it is still the previous day in Puerto Rico. The other way round, from 11:00 PM in Puerto Rico it is already the next day in Montevideo.
Is the time difference between Montevideo and Puerto Rico the same all year?
Yes. Neither Montevideo nor Puerto Rico switches to summer time, so the gap is always 1 hour.
