Dover, NH to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Dover, NH. 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.
Dover, NH 11:39 11:39 AM Buenos Aires 12:39 12:39 PM You –:–
11:39 11:39 AM
Eastern Daylight Time · UTC-4
☀️ 07:00 · 🌙 17:59
12:39 12:39 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
+1 h
Buenos Aires is 1 h ahead of Dover, NH.
When you, Dover, NH 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
🇺🇸 Dover, NH
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 | 🇺🇸 Dover, NH | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 11:39 | 12:39 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Dover, NH | — | +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 | 07:00 | 06:10 |
| Sunset | 17:59 | 19:10 |
| Daylight | 10 h 59 min | 13 h |
| People on this clock | 34,735 | 2,891,082 |
Compare Dover, NH with another city
More comparisons with Dover, NH: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Dover, NH and Buenos Aires: common questions
What is the time difference between Dover, NH, and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while Dover is on UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in Dover, NH?
When it is 9:00 AM in Dover, it is 10:00 AM in Buenos Aires.
If it is 6:00 PM in Dover, NH, what time is it in Buenos Aires?
At 6:00 PM in Dover, clocks in Buenos Aires show 7:00 PM.
When is a good time to call Buenos Aires from Dover, NH?
Between 9:00 AM and 5:00 PM in Dover – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Buenos Aires compared with Dover, NH?
The new day starts in Buenos Aires earlier: at 11:00 PM in Dover it is already midnight there. Until 1:00 AM in Buenos Aires, Dover is still on the previous day.
Is the time difference between Dover, NH, and Buenos Aires the same all year?
No. Only Dover switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Dover.
