Daylight saving time in America/Argentina/Buenos_Aires
America/Argentina/Buenos_Aires does not use daylight saving time. The offset stays UTC−3 all year.
Sunrise and sunset in America/Argentina/Buenos_Aires today
Sunrise 06:31 · Sunset 18:55
Daylight 12h 24m · Solar noon 12:43
Time in America/Argentina/Buenos_Aires vs major world cities
City
Local time
Difference from America/Argentina/Buenos_Aires
New York
Thu
1 hour behind
Los Angeles
Thu
4 hours behind
London
Thu
4 hours ahead
Paris
Thu
5 hours ahead
Dubai
Thu
7 hours ahead
Mumbai
Thu
8.5 hours ahead
Singapore
Fri
11 hours ahead
Tokyo
Fri
12 hours ahead
Sydney
Fri
13 hours ahead
Johannesburg
Thu
5 hours ahead
São Paulo
Thu
same time
Chicago
Thu
2 hours behind
What time zone is America/Argentina/Buenos_Aires in?
Clocks in America/Argentina/Buenos_Aires run on Argentina Time (UTC−3, UTC−3); software knows the zone as America/Argentina/Buenos_Aires.
Does America/Argentina/Buenos_Aires observe daylight saving time?
No. America/Argentina/Buenos_Aires keeps UTC−3 all year, so its time difference with places that do change their clocks shifts by an hour twice a year.
America/Argentina/Buenos_Aires in software and databases
Older software may still use America/Buenos_Aires; these are aliases of America/Argentina/Buenos_Aires and give identical times.
Standard offset UTC−3, no daylight saving time (as of 2026).
October 2026 calendar for America/Argentina/Buenos_Aires
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Frequently asked questions about America/Argentina/Buenos_Aires
What time zone is America/Argentina/Buenos_Aires in?
Argentina Time (UTC−3), UTC−3; IANA zone America/Argentina/Buenos_Aires.
Does America/Argentina/Buenos_Aires have daylight saving time?