Crystal Lake, IL to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Crystal Lake, 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.
Crystal Lake, IL 21:43 9:43 PM Buenos Aires 23:43 11:43 PM You –:–
21:43 9:43 PM
Central Daylight Time · UTC-5
☀️ 07:14 · 🌙 18:04
23:43 11:43 PM
Argentina Standard Time · UTC-3
☀️ 06:05 · 🌙 19:13
·
+2 h
Buenos Aires is 2 h ahead of Crystal Lake, IL.
When you, Crystal Lake, 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
🇺🇸 Crystal Lake, 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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Crystal Lake, IL | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 21:43 | 23:43 |
| Local date | Wednesday, October 21, 2026 | Wednesday, October 21, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Crystal Lake, 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 | 07:14 | 06:05 |
| Sunset | 18:04 | 19:13 |
| Daylight | 10 h 50 min | 13 h 8 min |
| People on this clock | 40,269 | 2,891,082 |
Compare Crystal Lake, IL with another city
More comparisons with Crystal Lake, IL: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Crystal Lake, IL and Buenos Aires: common questions
How far ahead of Crystal Lake, IL, is Buenos Aires?
Buenos Aires is 2 hours ahead of Crystal Lake: UTC−3 against UTC−5.
What time is it in Buenos Aires at the start of the working day in Crystal Lake, IL?
The working day in Crystal Lake starts at 9:00 AM; in Buenos Aires it is 11:00 AM at that moment.
What time is it in Buenos Aires at the end of the working day in Crystal Lake, IL?
The working day in Crystal Lake ends at 6:00 PM; in Buenos Aires it is 8:00 PM at that moment.
Is there a time when both Crystal Lake, IL, and Buenos Aires are at work?
Yes: from 9:00 AM to 4:00 PM in Crystal Lake (11:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Buenos Aires?
From 10:00 PM in Crystal Lake, IL, it is already the next day in Buenos Aires. The other way round, until 2:00 AM in Buenos Aires it is still the previous day in Crystal Lake.
Is the time difference between Crystal Lake, IL, and Buenos Aires the same all year?
No. Only Crystal Lake switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 3 hours ahead of Crystal Lake.
