Rock Island, IL to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Rock Island, IL. 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.
Rock Island, IL 13:53 1:53 PM Buenos Aires 15:53 3:53 PM You –:–
13:53 1:53 PM
Central Daylight Time · UTC-5
☀️ 07:20 · 🌙 18:15
15:53 3:53 PM
Argentina Standard Time · UTC-3
☀️ 06:06 · 🌙 19:12
·
+2 h
Buenos Aires is 2 h ahead of Rock Island, IL.
When you, Rock Island, IL 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 Island, IL
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
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Time zones side by side
| Detail | 🇺🇸 Rock Island, IL | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 13:53 | 15:53 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Rock Island, IL | — | +2 h |
| IANA zone | America/Chicago | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:20 | 06:06 |
| Sunset | 18:15 | 19:12 |
| Daylight | 10 h 55 min | 13 h 6 min |
| People on this clock | 37,108 | 2,891,082 |
Compare Rock Island, IL with another city
More comparisons with Rock Island, IL: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Rock Island, IL and Buenos Aires: common questions
What is the time difference between Rock Island, IL, and Buenos Aires?
Buenos Aires is 2 hours ahead: it uses UTC−3, while Rock Island is on UTC−5.
If it is 9:00 AM in Rock Island, IL, what time is it in Buenos Aires?
At 9:00 AM in Rock Island, clocks in Buenos Aires show 11:00 AM.
What time is it in Buenos Aires when it is 6:00 PM in Rock Island, IL?
When it is 6:00 PM in Rock Island, it is 8:00 PM in Buenos Aires.
When do working hours in Rock Island, IL, and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Rock Island, which is 11:00 AM to 6:00 PM in Buenos Aires.
When does the date change in Buenos Aires compared with Rock Island, IL?
The new day starts in Buenos Aires earlier: at 10:00 PM in Rock Island it is already midnight there. Until 2:00 AM in Buenos Aires, Rock Island is still on the previous day.
Is the time difference between Rock Island, IL, and Buenos Aires the same all year?
No. Only Rock Island switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 3 hours ahead of Rock Island.
