Katunayaka to Buenos Aires: time difference
Buenos Aires is 8 h 30 min behind Katunayaka. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
15
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 05:57 · 🌙 19:19 · 13 h 22 min
−8 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Katunayaka 04:40 4:40 AM Buenos Aires 20:10 8:10 PM You –:–
04:40 4:40 AM
India Standard Time · UTC+5:30
☀️ 05:58 · 🌙 17:52
20:10 8:10 PM
Argentina Standard Time · UTC-3
☀️ 05:57 · 🌙 19:19
·
−8 h 30 min
Buenos Aires is 8 h 30 min behind Katunayaka.
When you, Katunayaka 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
🇱🇰 Katunayaka
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
15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM 19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM 2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇱🇰 Katunayaka | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 04:40 | 20:10 |
| Local date | Thursday, October 29, 2026 | Wednesday, October 28, 2026 |
| Time zone | India Standard Time | Argentina Standard Time |
| UTC offset | UTC+5:30 | UTC-3 |
| Offset from Katunayaka | — | −8 h 30 min |
| IANA zone | Asia/Colombo | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:58 | 05:57 |
| Sunset | 17:52 | 19:19 |
| Daylight | 11 h 53 min | 13 h 22 min |
| People on this clock | 84,643 | 2,891,082 |
Compare Katunayaka with another city
More comparisons with Katunayaka: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Katunayaka and Buenos Aires: common questions
How many hours behind Katunayaka is Buenos Aires?
The clocks in Buenos Aires are 8 hours and 30 minutes behind those in Katunayaka (UTC−3 and UTC+5:30).
What time is it in Buenos Aires at the start of the working day in Katunayaka?
The working day in Katunayaka starts at 9:00 AM; in Buenos Aires it is 12:30 AM at that moment.
What time is it in Buenos Aires at the end of the working day in Katunayaka?
The working day in Katunayaka ends at 6:00 PM; in Buenos Aires it is 9:30 AM at that moment.
When do working hours in Katunayaka and in Buenos Aires overlap?
Working hours (9:00 AM–6:00 PM) overlap from 5:30 PM to 6:00 PM in Katunayaka, which is 9:00 AM to 9:30 AM in Buenos Aires.
When does the date change in Buenos Aires compared with Katunayaka?
The new day starts in Buenos Aires later: until 8:30 AM in Katunayaka, it is still the previous day there. From 3:30 PM in Buenos Aires, Katunayaka is already on the next day.
Is the time difference between Katunayaka and Buenos Aires the same all year?
Yes. Neither Katunayaka nor Buenos Aires switches to summer time, so the gap is always 8 hours and 30 minutes.
