Buenos Aires to Sioux City, IA: time difference
Sioux City, IA 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 03:51 3:51 AM Sioux City, IA 01:51 1:51 AM You –:–
03:51 3:51 AM
Argentina Standard Time · UTC-3
☀️ 06:16 · 🌙 19:06
01:51 1:51 AM
Central Daylight Time · UTC-5
☀️ 07:36 · 🌙 18:50
·
−2 h
Sioux City, IA is 2 h behind Buenos Aires.
When you, Buenos Aires and Sioux City, IA 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
🇺🇸 Sioux City, IA
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 | 🇺🇸 Sioux City, IA |
|---|---|---|
| Local time | 03:51 | 01:51 |
| Local date | Monday, October 12, 2026 | Monday, October 12, 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 | 06:16 | 07:36 |
| Sunset | 19:06 | 18:50 |
| Daylight | 12 h 49 min | 11 h 14 min |
| People on this clock | 2,891,082 | 85,797 |
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 Sioux City, IA: common questions
What is the time difference between Buenos Aires and Sioux City, IA?
Sioux City is 2 hours behind: it uses UTC−5, while Buenos Aires is on UTC−3.
What time is it in Sioux City, IA, at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Sioux City it is 7:00 AM at that moment.
What time is it in Sioux City, IA, when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 4:00 PM in Sioux City.
When is a good time to call Sioux City, IA, from Buenos Aires?
Between 11:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 4:00 PM in Sioux City – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Sioux City, IA, compared with Buenos Aires?
The new day starts in Sioux City later: until 2:00 AM in Buenos Aires, it is still the previous day there. From 10:00 PM in Sioux City, Buenos Aires is already on the next day.
Does the time gap between Buenos Aires and Sioux City, IA, change during the year?
Yes – daylight saving time is used in Sioux City but not in Buenos Aires. From November 1, 2026, Sioux City will be 3 hours behind Buenos Aires.
