Daylight Savings Time Changes in Argentina 🇦🇷 (2027)

Q: Does all of Argentina follow the same time change schedule?

Yes, the transition dates are consistent nationwide, though because the country spans multiple time zones, the change occurs at different moments depending on the local time zone.

Country:	Argentina
Capital:	Buenos Aires
Abbreviations:	AR, ARG
IANA Time Zones:	19
Dial Code:	+54

2025 2026 2027 2028 2029 2030

Provinces in Argentina that do not observe Daylight Savings Time

Buenos Aires Buenos Aires F.D. Catamarca Chaco Chubut Cordoba Corrientes Entre Rios Formosa Jujuy La Pampa La Rioja Mendoza Misiones Neuquen Rio Negro Salta San Juan San Luis Santa Cruz Santa Fe Santiago del Estero Tierra del Fuego Tucuman

DST Changes Summary for Argentina

Date	Year	Change	Time	Details
18 Oct	2008	Forward 1 hour	23:59 ➜ 01:00	Daylight Saving Start
14 Mar	2009	Back 1 hour	23:59 ➜ 23:00	Daylight Saving End

What Is Daylight Saving Time and What Is Its Main Purpose?

How Does Daylight Saving Time Actually Work?

Upcoming DST Clock Changes for the United States and Europe

What Is Standard Time and How Does It Differ From DST?

Will the United States Make Daylight Saving Time Permanent?

Is the European Union Moving to Abolish Daylight Saving Time?

Does Argentina use Daylight Saving Time in 2027?

No, Argentina does not observe Daylight Saving Time in 2027. The entire nation remains on its standard time offset year-round, meaning there are no seasonal clock adjustments for residents or visitors to worry about.

Does all of Argentina follow the same time change schedule?

Yes, the calendar dates for starting and ending Daylight Saving Time are consistent across the country. However, because Argentina spans 19 different time zones, the actual moment the clocks move occurs at different times depending on the local timezone of each province.