Rockford, MI to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Rockford, MI. 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.
Rockford, MI 01:59 1:59 AM Buenos Aires 02:59 2:59 AM You –:–
01:59 1:59 AM
Eastern Daylight Time · UTC-4
☀️ 08:05 · 🌙 18:50
02:59 2:59 AM
Argentina Standard Time · UTC-3
☀️ 06:04 · 🌙 19:14
·
+1 h
Buenos Aires is 1 h ahead of Rockford, MI.
When you, Rockford, MI 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
🇺🇸 Rockford, MI
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 | 🇺🇸 Rockford, MI | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 01:59 | 02:59 |
| 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 Rockford, MI | — | +1 h |
| IANA zone | America/Detroit | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 08:05 | 06:04 |
| Sunset | 18:50 | 19:14 |
| Daylight | 10 h 45 min | 13 h 10 min |
| People on this clock | 148,655 | 2,891,082 |
Compare Rockford, MI with another city
More comparisons with Rockford, MI: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rockford, MI and Buenos Aires: common questions
What is the time difference between Rockford, MI, and Buenos Aires?
Buenos Aires is 1 hour ahead: it uses UTC−3, while Rockford is on UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in Rockford, MI?
When it is 9:00 AM in Rockford, it is 10:00 AM in Buenos Aires.
If it is 6:00 PM in Rockford, MI, what time is it in Buenos Aires?
At 6:00 PM in Rockford, clocks in Buenos Aires show 7:00 PM.
Is there a time when both Rockford, MI, and Buenos Aires are at work?
Yes: from 9:00 AM to 5:00 PM in Rockford (10:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Buenos Aires compared with Rockford, MI?
The new day starts in Buenos Aires earlier: at 11:00 PM in Rockford it is already midnight there. Until 1:00 AM in Buenos Aires, Rockford is still on the previous day.
Is the time difference between Rockford, MI, and Buenos Aires the same all year?
No. Only Rockford switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Rockford.
