What is the difference between ART and BRT?
ART is 1 hour ahead of BRT, which is used in Brazil.
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ART
Argentina Time
23 Nov 2025
Frequently Asked Questions
Does this area observe DST?
No, it remains on standard hours year-round.
Which major cities follow this pattern?
Buenos Aires, Cordoba, and Rosario follow this schedule.
What areas share the same hours?
Most of Argentina follows this schedule, along with parts of Uruguay.
How does this compare with CLT or BRT?
ART is 1 hour ahead of CLT and the same as BRT.
Why doesn't this area observe DST?
Argentina stopped observing daylight saving time in 2009 due to its limited energy savings and disruptions to daily life.
How did this system get established?
ART was established in 1894 to align Argentina's timekeeping with that of neighboring countries and to provide consistency across the nation.
What are the typical work hours here?
Business hours generally run from 9:00 AM to 6:00 PM, with many offices taking a break for lunch.
What is the economic importance of this area?
Argentina is a major player in agriculture, particularly in soy, beef, and wine production, as well as in the finance and technology sectors.