Buenos Aires to Oak Park, IL: time difference
Oak Park, 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 15:48 3:48 PM Oak Park, IL 13:48 1:48 PM You –:–
15:48 3:48 PM
Argentina Standard Time · UTC-3
☀️ 06:06 · 🌙 19:12
13:48 1:48 PM
Central Daylight Time · UTC-5
☀️ 07:10 · 🌙 18:03
·
−2 h
Oak Park, IL is 2 h behind Buenos Aires.
When you, Buenos Aires and Oak Park, 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
🇺🇸 Oak Park, 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 | 🇺🇸 Oak Park, IL |
|---|---|---|
| Local time | 15:48 | 13:48 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 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 | 06:06 | 07:10 |
| Sunset | 19:12 | 18:03 |
| Daylight | 13 h 6 min | 10 h 54 min |
| People on this clock | 2,891,082 | 54,583 |
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 Oak Park, IL: common questions
What is the time difference between Buenos Aires and Oak Park, IL?
Oak Park is 2 hours behind: it uses UTC−5, while Buenos Aires is on UTC−3.
If it is 9:00 AM in Buenos Aires, what time is it in Oak Park, IL?
At 9:00 AM in Buenos Aires, clocks in Oak Park show 7:00 AM.
What time is it in Oak Park, IL, at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Oak Park it is 4:00 PM at that moment.
When do working hours in Buenos Aires and in Oak Park, IL, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 11:00 AM to 6:00 PM in Buenos Aires, which is 9:00 AM to 4:00 PM in Oak Park.
When does the date change in Oak Park, IL, compared with Buenos Aires?
The new day starts in Oak Park later: until 2:00 AM in Buenos Aires, it is still the previous day there. From 10:00 PM in Oak Park, Buenos Aires is already on the next day.
Does the time difference between Buenos Aires and Oak Park, IL, change?
Yes. The clocks change only in Oak Park. From November 1, 2026, Oak Park will be 3 hours behind Buenos Aires.
