Arecibo to Montevideo: time difference
Montevideo is 1 h ahead of Arecibo. 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.
Arecibo 16:11 4:11 PM Montevideo 17:11 5:11 PM You –:–
16:11 4:11 PM
Atlantic Standard Time · UTC-4
☀️ 06:22 · 🌙 18:04
17:11 5:11 PM
Uruguay Standard Time · UTC-3
☀️ 06:01 · 🌙 19:01
·
+1 h
Montevideo is 1 h ahead of Arecibo.
When you, Arecibo and Montevideo are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇷 Arecibo
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
🇺🇾 Montevideo
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇷 Arecibo | 🇺🇾 Montevideo |
|---|---|---|
| Local time | 16:11 | 17:11 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Atlantic Standard Time | Uruguay Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Arecibo | — | +1 h |
| IANA zone | America/Puerto Rico | America/Montevideo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:22 | 06:01 |
| Sunset | 18:04 | 19:01 |
| Daylight | 11 h 42 min | 13 h |
| People on this clock | 39,634 | 1,319,108 |
Compare Arecibo with another city
More comparisons with Arecibo: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Arecibo and Montevideo: common questions
How far ahead of Arecibo is Montevideo?
Montevideo is 1 hour ahead of Arecibo: UTC−3 against UTC−4.
What time is it in Montevideo at the start of the working day in Arecibo?
The working day in Arecibo starts at 9:00 AM; in Montevideo it is 10:00 AM at that moment.
What time is it in Montevideo at the end of the working day in Arecibo?
The working day in Arecibo ends at 6:00 PM; in Montevideo it is 7:00 PM at that moment.
When is a good time to call Montevideo from Arecibo?
Between 9:00 AM and 5:00 PM in Arecibo – that is 10:00 AM to 6:00 PM in Montevideo – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Montevideo compared with Arecibo?
The new day starts in Montevideo earlier: at 11:00 PM in Arecibo it is already midnight there. Until 1:00 AM in Montevideo, Arecibo is still on the previous day.
Does the time gap between Arecibo and Montevideo change during the year?
No, the clocks change neither in Arecibo nor in Montevideo, so the gap is 1 hour all year round.
