🇦🇷 Buenos Aires, Argentina
32
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:12 · 🌙 19:08 · 12 h 56 min
Buenos Aires to Karlovy Vary: time difference
Karlovy Vary is 5 h ahead of Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇨🇿 Karlovy Vary, Czech Republic
32
- Central European Summer Time
- UTC+2
- Daytime
☀️ 07:31 · 🌙 18:19 · 10 h 49 min
+5 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 10:41 10:41 AM Karlovy Vary 15:41 3:41 PM You –:–
10:41 10:41 AM
Argentina Standard Time · UTC-3
☀️ 06:12 · 🌙 19:08
15:41 3:41 PM
Central European Summer Time · UTC+2
☀️ 07:31 · 🌙 18:19
·
+5 h
Karlovy Vary is 5 h ahead of Buenos Aires.
When you, Buenos Aires and Karlovy Vary 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
🇨🇿 Karlovy Vary
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 1 1 AM 2 2 AM 3 3 AM 4 4 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇨🇿 Karlovy Vary |
|---|---|---|
| Local time | 10:41 | 15:41 |
| Local date | Thursday, October 15, 2026 | Thursday, October 15, 2026 |
| Time zone | Argentina Standard Time | Central European Summer Time |
| UTC offset | UTC-3 | UTC+2 |
| Offset from Buenos Aires | — | +5 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Prague |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 06:12 | 07:31 |
| Sunset | 19:08 | 18:19 |
| Daylight | 12 h 56 min | 10 h 49 min |
| People on this clock | 2,891,082 | 52,065 |
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 Karlovy Vary: common questions
How many hours ahead of Buenos Aires is Karlovy Vary?
The clocks in Karlovy Vary are 5 hours ahead of those in Buenos Aires (UTC+2 and UTC−3).
What time is it in Karlovy Vary at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Karlovy Vary it is 2:00 PM at that moment.
What time is it in Karlovy Vary when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 11:00 PM in Karlovy Vary.
Is there a time when both Buenos Aires and Karlovy Vary are at work?
Yes: from 9:00 AM to 1:00 PM in Buenos Aires (2:00 PM to 6:00 PM in Karlovy Vary), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Karlovy Vary compared with Buenos Aires?
The new day starts in Karlovy Vary earlier: at 7:00 PM in Buenos Aires it is already midnight there. Until 5:00 AM in Karlovy Vary, Buenos Aires is still on the previous day.
Does the time gap between Buenos Aires and Karlovy Vary change during the year?
Yes – daylight saving time is used in Karlovy Vary but not in Buenos Aires. From October 25, 2026, Karlovy Vary will be 4 hours ahead of Buenos Aires.
