Montevideo to Portsmouth: time difference
Portsmouth 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 09:02 9:02 AM Portsmouth 08:02 8:02 AM You –:–
09:02 9:02 AM
Uruguay Standard Time · UTC-3
☀️ 06:10 · 🌙 18:55
08:02 8:02 AM
Atlantic Standard Time · UTC-4
☀️ 05:57 · 🌙 17:50
·
−1 h
Portsmouth is 1 h behind Montevideo.
When you, Montevideo and Portsmouth 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
🇩🇲 Portsmouth
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 | 🇩🇲 Portsmouth |
|---|---|---|
| Local time | 09:02 | 08:02 |
| 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/Dominica |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:10 | 05:57 |
| Sunset | 18:55 | 17:50 |
| Daylight | 12 h 45 min | 11 h 52 min |
| People on this clock | 1,319,108 | 3,633 |
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 Portsmouth: common questions
How far behind Montevideo is Portsmouth?
Portsmouth is 1 hour behind Montevideo: UTC−4 against UTC−3.
What time is it in Portsmouth when it is 9:00 AM in Montevideo?
When it is 9:00 AM in Montevideo, it is 8:00 AM in Portsmouth.
If it is 6:00 PM in Montevideo, what time is it in Portsmouth?
At 6:00 PM in Montevideo, clocks in Portsmouth show 5:00 PM.
When do working hours in Montevideo and in Portsmouth 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 Portsmouth.
When is it still the previous day in Portsmouth?
Until 1:00 AM in Montevideo it is still the previous day in Portsmouth. The other way round, from 11:00 PM in Portsmouth it is already the next day in Montevideo.
Does the time difference between Montevideo and Portsmouth change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
