Cuiaba to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Cuiaba. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Cuiaba 23:08 11:08 PM Buenos Aires 00:08 12:08 AM You –:–
23:08 11:08 PM
Amazon Standard Time · UTC-4
☀️ 05:22 · 🌙 17:43
00:08 12:08 AM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
+1 h
Buenos Aires is 1 h ahead of Cuiaba.
When you, Cuiaba 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
🇧🇷 Cuiaba
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇧🇷 Cuiaba | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 23:08 | 00:08 |
| Local date | Friday, October 9, 2026 | Saturday, October 10, 2026 |
| Time zone | Amazon Standard Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Cuiaba | — | +1 h |
| IANA zone | America/Cuiaba | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:22 | 06:20 |
| Sunset | 17:43 | 19:03 |
| Daylight | 12 h 21 min | 12 h 43 min |
| People on this clock | 650,877 | 2,891,082 |
Compare Cuiaba with another city
More comparisons with Cuiaba: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Cuiaba and Buenos Aires: common questions
How far ahead of Cuiaba is Buenos Aires?
Buenos Aires is 1 hour ahead of Cuiaba: UTC−3 against UTC−4.
What time is it in Buenos Aires when it is 9:00 AM in Cuiaba?
When it is 9:00 AM in Cuiaba, it is 10:00 AM in Buenos Aires.
What time is it in Buenos Aires at the end of the working day in Cuiaba?
The working day in Cuiaba ends at 6:00 PM; in Buenos Aires it is 7:00 PM at that moment.
When is a good time to call Buenos Aires from Cuiaba?
Between 9:00 AM and 5:00 PM in Cuiaba – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Buenos Aires?
From 11:00 PM in Cuiaba it is already the next day in Buenos Aires. The other way round, until 1:00 AM in Buenos Aires it is still the previous day in Cuiaba.
Does the time difference between Cuiaba and Buenos Aires change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
