Watertown, SD to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Watertown, SD. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Watertown, SD 11:14 11:14 AM Buenos Aires 13:14 1:14 PM You –:–
11:14 11:14 AM
Central Daylight Time · UTC-5
☀️ 07:50 · 🌙 18:38
13:14 1:14 PM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
+2 h
Buenos Aires is 2 h ahead of Watertown, SD.
When you, Watertown, SD 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
🇺🇸 Watertown, SD
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
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 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Watertown, SD | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 11:14 | 13:14 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Watertown, SD | — | +2 h |
| IANA zone | America/Chicago | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:50 | 06:07 |
| Sunset | 18:38 | 19:11 |
| Daylight | 10 h 49 min | 13 h 4 min |
| People on this clock | 31,915 | 2,891,082 |
Compare Watertown, SD with another city
More comparisons with Watertown, SD: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Watertown, SD and Buenos Aires: common questions
How many hours ahead of Watertown, SD, is Buenos Aires?
The clocks in Buenos Aires are 2 hours ahead of those in Watertown (UTC−3 and UTC−5).
What time is it in Buenos Aires at the start of the working day in Watertown, SD?
The working day in Watertown starts at 9:00 AM; in Buenos Aires it is 11:00 AM at that moment.
What time is it in Buenos Aires when it is 6:00 PM in Watertown, SD?
When it is 6:00 PM in Watertown, it is 8:00 PM in Buenos Aires.
Is there a time when both Watertown, SD, and Buenos Aires are at work?
Yes: from 9:00 AM to 4:00 PM in Watertown (11:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Buenos Aires?
From 10:00 PM in Watertown, SD, it is already the next day in Buenos Aires. The other way round, until 2:00 AM in Buenos Aires it is still the previous day in Watertown.
Is the time difference between Watertown, SD, and Buenos Aires the same all year?
No. Only Watertown switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 3 hours ahead of Watertown.
