Time in Buenos Aires
The exact local hour in Buenos Aires, Argentina — synchronised to your browser, refreshed every second, and adjusted automatically for daylight saving time.
Today's hours of daylight
Buenos Aires sits at -34.6037° S, 58.3816° W. From this position the sun follows the schedule below today. Times are computed using the standard NOAA solar position algorithm and reflect the apparent horizon, not civil convention.
| Civil dawn | 07:02 | First light, sun 6° below horizon |
|---|---|---|
| Sunrise | 07:28 (7:28 AM) | Top edge of the sun crosses horizon |
| Solar noon | 12:52 | Sun at its highest point |
| Sunset | 18:15 (6:15 PM) | Top edge of the sun crosses horizon |
| Civil dusk | 18:41 | Last usable light |
| Day length | 10h 46m | From sunrise to sunset |
Time zone & daylight saving
Buenos Aires is in the America/Argentina/Buenos_Aires zone of the IANA Time Zone Database. The current UTC offset is UTC−3.
Buenos Aires does not observe daylight saving time. The offset stays at UTC−3 year-round, which makes scheduling international meetings simpler — there are no twice-yearly clock changes to track.
Buenos Aires compared to major world hubs
If you are coordinating across borders, this table shows the current time in major hub cities relative to Buenos Aires, with the great-circle distance from Buenos Aires for context.
| City | Time now | Difference | Distance |
|---|---|---|---|
| London | 05:37 | +4h | 11,128 km · 6,915 mi |
| New York | 00:37 | −1h | 8,526 km · 5,298 mi |
| Tokyo | 13:37 | +12h | 18,373 km · 11,416 mi |
| Dubai | 08:37 | +7h | 13,646 km · 8,479 mi |
| Sydney | 14:37 | +13h | 11,801 km · 7,333 mi |
| Los Angeles | 21:37 | −4h | 9,852 km · 6,122 mi |
About Buenos Aires
| Country | Argentina |
|---|---|
| Population | 15,490,000 |
| Latitude / Longitude | -34.6037, -58.3816 |
| IANA time zone | America/Argentina/Buenos_Aires |
| UTC offset | UTC−3 |
| Country calling code | +54 |
| Currency | ARS |
Cities one hour from Buenos Aires
If you are scheduling a call or planning travel across a single time-zone hop, these are the major cities sitting just before or after Buenos Aires on the world clock.