Buenos Aires to Crystal Lake, IL: time difference
Crystal Lake, IL is 2 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 00:54 12:54 AM Crystal Lake, IL 22:54 10:54 PM You –:–
00:54 12:54 AM
Argentina Standard Time · UTC-3
☀️ 06:05 · 🌙 19:13
22:54 10:54 PM
Central Daylight Time · UTC-5
☀️ 07:14 · 🌙 18:04
·
−2 h
Crystal Lake, IL is 2 h behind Buenos Aires.
When you, Buenos Aires and Crystal Lake, IL 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
🇺🇸 Crystal Lake, IL
22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇺🇸 Crystal Lake, IL |
|---|---|---|
| Local time | 00:54 | 22:54 |
| Local date | Thursday, October 22, 2026 | Wednesday, October 21, 2026 |
| Time zone | Argentina Standard Time | Central Daylight Time |
| UTC offset | UTC-3 | UTC-5 |
| Offset from Buenos Aires | — | −2 h |
| IANA zone | America/Argentina/Buenos Aires | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 06:05 | 07:14 |
| Sunset | 19:13 | 18:04 |
| Daylight | 13 h 8 min | 10 h 50 min |
| People on this clock | 2,891,082 | 40,269 |
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 Crystal Lake, IL: common questions
How many hours behind Buenos Aires is Crystal Lake, IL?
The clocks in Crystal Lake are 2 hours behind those in Buenos Aires (UTC−5 and UTC−3).
If it is 9:00 AM in Buenos Aires, what time is it in Crystal Lake, IL?
At 9:00 AM in Buenos Aires, clocks in Crystal Lake show 7:00 AM.
If it is 6:00 PM in Buenos Aires, what time is it in Crystal Lake, IL?
At 6:00 PM in Buenos Aires, clocks in Crystal Lake show 4:00 PM.
Is there a time when both Buenos Aires and Crystal Lake, IL, are at work?
Yes: from 11:00 AM to 6:00 PM in Buenos Aires (9:00 AM to 4:00 PM in Crystal Lake), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Crystal Lake, IL, compared with Buenos Aires?
The new day starts in Crystal Lake later: until 2:00 AM in Buenos Aires, it is still the previous day there. From 10:00 PM in Crystal Lake, Buenos Aires is already on the next day.
Is the time difference between Buenos Aires and Crystal Lake, IL, the same all year?
No. Only Crystal Lake switches to summer time, so the gap changes twice a year. From November 1, 2026, Crystal Lake will be 3 hours behind Buenos Aires.
