CAT to Buenos Aires
-5hCAT
CATSOURCEBuenos Aires
ARTGreen rows indicate typical business hours (9 AM - 5 PM)
CAT and ART on the World Map
The map below highlights the CAT (Central Africa Time) and ART (Argentina Time) timezone regions across the globe.
CAT – Central Africa Time
UTC+02:00Central Africa Time (CAT, UTC+02:00) covers Zimbabwe, Zambia, Mozambique, Malawi and neighbouring countries.
- •Central Africa Time is fixed at UTC+02:00 with no daylight saving.
- •CAT matches South Africa Standard Time (SAST) all year.
- •It is the same offset as Central European Time in winter.
- •Harare is level with Johannesburg and one hour ahead of Lagos.
ART – Argentina Time
UTC-03:00Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.
- •Argentina does not observe daylight saving time.
- •Buenos Aires is one of the most visited cities in South America.
- •ART is the same offset as BRT (UTC-03:00).
About Buenos Aires
WikipediaBuenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
The Teatro Colón is considered one of the best opera houses in the world for acoustics.
Comparing Time Zones: CAT and Buenos Aires
CAT runs on Central Africa Time (CAT) at UTC+02:00. Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. That puts CAT 5 hours behind Buenos Aires — a difference of -5h at the current offsets.
In practice, when it is 9:00 AM in CAT it is 4:00 AM in Buenos Aires. Midnight in CAT is 7:00 PM in Buenos Aires. Neither zone observes daylight saving time, so the offset between them stays constant all year.
CAT to Buenos Aires time conversion table
| CAT (CAT) | Buenos Aires (ART) | Day |
|---|---|---|
| 12:00 AM | 7:00 PM | previous day |
| 6:00 AM | 1:00 AM | same day |
| 7:00 AM | 2:00 AM | same day |
| 8:00 AM | 3:00 AM | same day |
| 9:00 AM | 4:00 AM | same day |
| 12:00 PM | 7:00 AM | same day |
| 3:00 PM | 10:00 AM | same day |
| 5:00 PM | 12:00 PM | same day |
| 6:00 PM | 1:00 PM | same day |
| 9:00 PM | 4:00 PM | same day |
Why people convert CAT to Buenos Aires time
- Scheduling a call from CAT to Buenos Aires: a 10:00 AM start in CAT lands at 5:00 AM in Buenos Aires, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both CAT and Buenos Aires are inside the 9-to-5 working day between 2:00 PM and 5:00 PM CAT time (9:00 AM–12:00 PM ART). That is roughly 3 hours of usable overlap.
- Watching a live event or market open: CAT viewers need 4:00 AM in Buenos Aires to catch a 9:00 AM start there, and 5:00 AM if the event is anchored to CAT.
- Always state the zone abbreviation, not just the hour. "3:00 PM CAT" is unambiguous; "3 PM" across a -5h gap is not.
- Block 2:00 PM–5:00 PM CAT as the recurring meeting window if you work primarily from CAT and need Buenos Aires colleagues present.
About CAT (Central Africa Time)
Central Africa Time (CAT) is fixed at UTC+02:00 all year across a broad belt of southern and central Africa, including Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi and the eastern Democratic Republic of the Congo. None of these countries observes daylight saving time, so CAT never shifts. It is the same offset as South Africa Standard Time (SAST) and the winter version of Central European Time, which makes CAT a convenient bridge between African, European and Middle Eastern schedules — Harare is level with Johannesburg all year and one hour ahead of Lagos.
About ART (Argentina Time)
Argentina Time (ART) is the time zone used throughout Argentina. Argentina does not observe daylight saving time. ART shares the same offset as Brasilia Time (BRT) and Uruguay's UYT.
Best time to call between CAT and Buenos Aires
Both CAT and Buenos Aires sit inside the 9 AM – 5 PM working day between 2:00 PM–5:00 PM CAT, which is 9:00 AM–12:00 PM ART. That gives roughly 3 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
CAT and Buenos Aires overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.
CAT is 5 hours behind Buenos Aires (CAT UTC+02:00 → ART UTC-03:00). The shared working window is 2:00 PM–5:00 PM CAT. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between CAT and Buenos Aires?
CAT (CAT, UTC+02:00) is 5 hours behind Buenos Aires (ART, UTC-03:00). The gap is currently -5h.
How do I convert CAT time to Buenos Aires time?
Add -5h to CAT local time. For example, 9:00 AM in CAT is 4:00 AM in Buenos Aires.
What time is it in Buenos Aires right now?
Buenos Aires uses ART at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -5h offset from CAT.
What is the best time to call Buenos Aires from CAT?
Call between 2:00 PM and 5:00 PM CAT — that maps to 9:00 AM–12:00 PM ART and keeps both parties inside the working day.
Which is behind, CAT or Buenos Aires?
CAT is 5 hours behind Buenos Aires. When it is 12:00 PM in CAT it is 7:00 AM in Buenos Aires.
Do CAT and Buenos Aires use different time zones?
CAT uses CAT at UTC+02:00, while Buenos Aires (Argentina) uses ART at UTC-03:00. The IANA identifiers are Africa/Harare and America/Buenos_Aires.
Does daylight saving time affect the CAT–Buenos Aires difference?
Neither zone observes daylight saving time, so the -5h offset between CAT and Buenos Aires is fixed all year.
Which other cities share CAT's time zone?
CAT also covers Harare, Lusaka, Maputo, Lilongwe, Kigali.
Which countries use CAT, CAT's zone?
CAT is used in Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi, DR Congo (east).
Is there a day difference between CAT and Buenos Aires?
Not normally. The -5h gap only pushes the date over the previous day.
What is the time difference between CAT and Buenos Aires?
Buenos Aires is -5h from CAT.
What timezone is CAT in?
CAT operates on its local timezone.
What timezone is Buenos Aires in?
Buenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
What are the business hours in Buenos Aires?
Standard business hours in Buenos Aires are 9:00 AM - 6:00 PM ART.
Which countries use CAT (Central Africa Time)?
CAT is used in Zimbabwe, Zambia, Mozambique, Malawi, Rwanda, Burundi, and 1 more countries.
Does CAT observe daylight saving time?
No, CAT does not observe daylight saving time and remains at UTC+02:00 year-round.
What are some interesting facts about CAT?
Central Africa Time is fixed at UTC+02:00 with no daylight saving. CAT matches South Africa Standard Time (SAST) all year.
Which cities are in the ART timezone?
Major cities in the ART timezone include Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.
What is the UTC offset for ART?
Argentina Time (ART) is at UTC-03:00.
What should I know about the ART timezone?
Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.
When is it midnight in CAT, what time is it in Buenos Aires?
When it is 12:00 AM (midnight) in CAT (CAT), it is -5h later in Buenos Aires (ART).
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