ART to EDT
-1hART
ARTSOURCEEDT
EDTGreen rows indicate typical business hours (9 AM - 5 PM)
ART and EDT on the World Map
The map below highlights the ART (Argentina Time) and EDT (Eastern Daylight Time) timezone regions across the globe.
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).
EDT – Eastern Daylight Time
UTC-04:00Eastern Daylight Time (EDT) is the daylight saving time observed in the Eastern Time Zone, 4 hours behind UTC.
- •EDT is observed from the second Sunday of March to the first Sunday of November.
- •During EDT, the US East Coast is only 4 hours behind London (instead of 5).
- •Not all EST locations switch to EDT – Panama and Jamaica stay on EST year-round.
Time Conversion Guide: ART to EDT
ART runs on Argentina Time (ART) at UTC-03:00. EDT runs on Eastern Daylight Time (EDT) at UTC-04:00. That puts ART 1 hour behind EDT — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in ART it is 8:00 AM in EDT. Midnight in ART is 11:00 PM in EDT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
ART to EDT time conversion table
| ART (ART) | EDT (EDT) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert ART to EDT time
- Scheduling a call from ART to EDT: a 10:00 AM start in ART lands at 9:00 AM in EDT, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both ART and EDT are inside the 9-to-5 working day between 10:00 AM and 5:00 PM ART time (9:00 AM–4:00 PM EDT). That is roughly 7 hours of usable overlap.
- Watching a live event or market open: ART viewers need 8:00 AM in EDT to catch a 9:00 AM start there, and 1:00 AM if the event is anchored to ART.
- Always state the zone abbreviation, not just the hour. "3:00 PM ART" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM ART as the recurring meeting window if you work primarily from ART and need EDT colleagues present.
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.
About EDT (Eastern Daylight Time)
Eastern Daylight Time (EDT) is used during the summer months (second Sunday of March to the first Sunday of November) in the Eastern Time Zone. During EDT, clocks are advanced by one hour to take advantage of longer daylight hours. Not all locations in the Eastern Time Zone observe DST – Panama, Jamaica, and most of the Caribbean remain on EST year-round.
Best time to call between ART and EDT
Both ART and EDT sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM ART, which is 9:00 AM–4:00 PM EDT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
ART and EDT share 7 hours of working-hours overlap (10:00 AM–5:00 PM ART), so scheduling a live meeting is straightforward.
ART is 1 hour behind EDT (ART UTC-03:00 → EDT UTC-04:00). The shared working window is 10:00 AM–5:00 PM ART. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
ART
Does not observe DST
EDT
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
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 ART and EDT?
ART (ART, UTC-03:00) is 1 hour behind EDT (EDT, UTC-04:00). The gap is currently -1h.
How do I convert ART time to EDT time?
Add -1h to ART local time. For example, 9:00 AM in ART is 8:00 AM in EDT.
What time is it in EDT right now?
EDT uses EDT at UTC-04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from ART.
What is the best time to call EDT from ART?
Call between 10:00 AM and 5:00 PM ART — that maps to 9:00 AM–4:00 PM EDT and keeps both parties inside the working day.
Which is behind, ART or EDT?
ART is 1 hour behind EDT. When it is 12:00 PM in ART it is 11:00 AM in EDT.
Does daylight saving time affect the ART–EDT difference?
Neither zone observes daylight saving time, so the -1h offset between ART and EDT is fixed all year.
Which other cities share ART's time zone?
ART also covers Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.
Which countries use ART, ART's zone?
ART is used in Argentina.
Is there a day difference between ART and EDT?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between ART and EDT?
EDT is -1h from ART.
What timezone is ART in?
ART operates on its local timezone.
What timezone is EDT in?
EDT operates on its local timezone.
Which countries use ART (Argentina Time)?
ART is used in Argentina.
Does ART observe daylight saving time?
No, ART does not observe daylight saving time and remains at UTC-03:00 year-round.
What are some interesting facts about ART?
Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.
Which cities are in the EDT timezone?
Major cities in the EDT timezone include New York City, Washington D.C., Toronto, Miami, Philadelphia, Atlanta, Boston, Montreal.
What is the UTC offset for EDT?
Eastern Daylight Time (EDT) is at UTC-04:00. During daylight saving time, it shifts to EST.
What should I know about the EDT timezone?
EDT is observed from the second Sunday of March to the first Sunday of November. During EDT, the US East Coast is only 4 hours behind London (instead of 5).
When is it midnight in ART, what time is it in EDT?
When it is 12:00 AM (midnight) in ART (ART), it is -1h later in EDT (EDT).
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See every conversion from ART →·See every conversion from EDT →