Portsmouth, OH to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Portsmouth, OH. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
25
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 06:06 · 🌙 19:12 · 13 h 6 min
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Portsmouth, OH 18:50 6:50 PM Buenos Aires 19:50 7:50 PM You –:–
18:50 6:50 PM
Eastern Daylight Time · UTC-4
☀️ 07:47 · 🌙 18:48
19:50 7:50 PM
Argentina Standard Time · UTC-3
☀️ 06:06 · 🌙 19:12
·
+1 h
Buenos Aires is 1 h ahead of Portsmouth, OH.
When you, Portsmouth, OH and Buenos Aires are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Portsmouth, OH
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
🇦🇷 Buenos Aires
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 | 🇺🇸 Portsmouth, OH | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 18:50 | 19:50 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Portsmouth, OH | — | +1 h |
| IANA zone | America/New York | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:47 | 06:06 |
| Sunset | 18:48 | 19:12 |
| Daylight | 11 h 1 min | 13 h 6 min |
| People on this clock | 95,535 | 2,891,082 |
Compare Portsmouth, OH with another city
More comparisons with Portsmouth, OH: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Portsmouth, OH and Buenos Aires: common questions
How many hours ahead of Portsmouth, OH, is Buenos Aires?
The clocks in Buenos Aires are 1 hour ahead of those in Portsmouth (UTC−3 and UTC−4).
If it is 9:00 AM in Portsmouth, OH, what time is it in Buenos Aires?
At 9:00 AM in Portsmouth, clocks in Buenos Aires show 10:00 AM.
What time is it in Buenos Aires at the end of the working day in Portsmouth, OH?
The working day in Portsmouth ends at 6:00 PM; in Buenos Aires it is 7:00 PM at that moment.
When do working hours in Portsmouth, OH, and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 5:00 PM in Portsmouth, which is 10:00 AM to 6:00 PM in Buenos Aires.
When does the date change in Buenos Aires compared with Portsmouth, OH?
The new day starts in Buenos Aires earlier: at 11:00 PM in Portsmouth it is already midnight there. Until 1:00 AM in Buenos Aires, Portsmouth is still on the previous day.
Is the time difference between Portsmouth, OH, and Buenos Aires the same all year?
No. Only Portsmouth switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Portsmouth.
