Rock Hill, SC to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Rock Hill, SC. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Rock Hill, SC 03:35 3:35 AM Buenos Aires 04:35 4:35 AM You –:–
03:35 3:35 AM
Eastern Daylight Time · UTC-4
☀️ 07:36 · 🌙 18:42
04:35 4:35 AM
Argentina Standard Time · UTC-3
☀️ 06:04 · 🌙 19:14
·
+1 h
Buenos Aires is 1 h ahead of Rock Hill, SC.
When you, Rock Hill, SC 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
🇺🇸 Rock Hill, SC
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
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Time zones side by side
| Detail | 🇺🇸 Rock Hill, SC | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 03:35 | 04:35 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Rock Hill, SC | — | +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 | 07:36 | 06:04 |
| Sunset | 18:42 | 19:14 |
| Daylight | 11 h 6 min | 13 h 10 min |
| People on this clock | 74,102 | 2,891,082 |
Compare Rock Hill, SC with another city
More comparisons with Rock Hill, SC: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rock Hill, SC and Buenos Aires: common questions
What is the time difference between Rock Hill, SC, and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while Rock Hill is on UTC−4.
If it is 9:00 AM in Rock Hill, SC, what time is it in Buenos Aires?
At 9:00 AM in Rock Hill, clocks in Buenos Aires show 10:00 AM.
If it is 6:00 PM in Rock Hill, SC, what time is it in Buenos Aires?
At 6:00 PM in Rock Hill, clocks in Buenos Aires show 7:00 PM.
When is a good time to call Buenos Aires from Rock Hill, SC?
Between 9:00 AM and 5:00 PM in Rock Hill – 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 is it already the next day in Buenos Aires?
From 11:00 PM in Rock Hill, SC, it is already the next day in Buenos Aires. The other way round, until 1:00 AM in Buenos Aires it is still the previous day in Rock Hill.
Does the time difference between Rock Hill, SC, and Buenos Aires change?
Yes. The clocks change only in Rock Hill. From November 1, 2026, Buenos Aires will be 2 hours ahead of Rock Hill.
