Buenos Aires to Rocky Hill, CT: time difference
Rocky Hill, CT is 1 h behind Buenos Aires. 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.
Buenos Aires 05:04 5:04 AM Rocky Hill, CT 04:04 4:04 AM You –:–
05:04 5:04 AM
Argentina Standard Time · UTC-3
☀️ 06:03 · 🌙 19:15
04:04 4:04 AM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 17:59
·
−1 h
Rocky Hill, CT is 1 h behind Buenos Aires.
When you, Buenos Aires and Rocky Hill, CT are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
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
🇺🇸 Rocky Hill, CT
23 11 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇺🇸 Rocky Hill, CT |
|---|---|---|
| Local time | 05:04 | 04:04 |
| Local date | Friday, October 23, 2026 | Friday, October 23, 2026 |
| Time zone | Argentina Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:03 | 07:12 |
| Sunset | 19:15 | 17:59 |
| Daylight | 13 h 12 min | 10 h 46 min |
| People on this clock | 2,891,082 | 18,806 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Rocky Hill, CT: common questions
How far behind Buenos Aires is Rocky Hill, CT?
Rocky Hill is 1 hour behind Buenos Aires: UTC−4 against UTC−3.
What time is it in Rocky Hill, CT, at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Rocky Hill it is 8:00 AM at that moment.
If it is 6:00 PM in Buenos Aires, what time is it in Rocky Hill, CT?
At 6:00 PM in Buenos Aires, clocks in Rocky Hill show 5:00 PM.
When is a good time to call Rocky Hill, CT, from Buenos Aires?
Between 10:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 5:00 PM in Rocky Hill – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Buenos Aires is it still yesterday in Rocky Hill, CT?
Before 1:00 AM in Buenos Aires, the date in Rocky Hill has not changed yet. From 11:00 PM in Rocky Hill, it is already the next day in Buenos Aires.
Does the time difference between Buenos Aires and Rocky Hill, CT, change?
Yes. The clocks change only in Rocky Hill. From November 1, 2026, Rocky Hill will be 2 hours behind Buenos Aires.
