Rocky Hill, CT to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Rocky Hill, CT. 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.
Rocky Hill, CT 03:30 3:30 AM Buenos Aires 04:30 4:30 AM You –:–
03:30 3:30 AM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 17:59
04:30 4:30 AM
Argentina Standard Time · UTC-3
☀️ 06:03 · 🌙 19:15
·
+1 h
Buenos Aires is 1 h ahead of Rocky Hill, CT.
When you, Rocky Hill, CT 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
🇺🇸 Rocky Hill, CT
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
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Time zones side by side
| Detail | 🇺🇸 Rocky Hill, CT | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 03:30 | 04:30 |
| Local date | Friday, October 23, 2026 | Friday, October 23, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Rocky Hill, CT | — | +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 | 07:12 | 06:03 |
| Sunset | 17:59 | 19:15 |
| Daylight | 10 h 46 min | 13 h 12 min |
| People on this clock | 18,806 | 2,891,082 |
Compare Rocky Hill, CT with another city
More comparisons with Rocky Hill, CT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rocky Hill, CT and Buenos Aires: common questions
What is the time difference between Rocky Hill, CT, and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while Rocky Hill is on UTC−4.
If it is 9:00 AM in Rocky Hill, CT, what time is it in Buenos Aires?
At 9:00 AM in Rocky Hill, clocks in Buenos Aires show 10:00 AM.
If it is 6:00 PM in Rocky Hill, CT, what time is it in Buenos Aires?
At 6:00 PM in Rocky Hill, clocks in Buenos Aires show 7:00 PM.
When is a good time to call Buenos Aires from Rocky Hill, CT?
Between 9:00 AM and 5:00 PM in Rocky 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 Rocky Hill, CT, 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 Rocky Hill.
Does the time difference between Rocky Hill, CT, and Buenos Aires change?
Yes. The clocks change only in Rocky Hill. From November 1, 2026, Buenos Aires will be 2 hours ahead of Rocky Hill.
