- Type a city, a country or a zone such as “CET” or “Tokyo”.
Current local time in Buenos Aires, Argentina
America/Argentina/Buenos_Aires
Observatory log
Buenos Aires, observed
- 01Time zone
Argentina Standard Time
UTC−3 · IANA
America/Argentina/Buenos_Aires- 02Daylight saving
Buenos Aires does not observe daylight saving time.
Clocks stay on UTC−3 all year. No change is scheduled in tzdata 2026e.
- 03Sun today
- Sunrise06:11Sunset19:07Day length12 h 57 minSolar noon12:39
MoonWaxing crescent, 23% lit
Golden hour05:56–06:45 · 18:34–19:24
- 04Working hours
Counted as 09:00–17:00 local; the weekend in Argentina is Saturday and Sunday.
- 05Best time to call
- 06Time zones in Argentina
- Buenos AiresUTC−3
- CatamarcaUTC−3
- CórdobaUTC−3
- San Salvador de JujuyUTC−3
- La RiojaUTC−3
- MendozaUTC−3
- Rio GallegosUTC−3
- SaltaUTC−3
- San JuanUTC−3
- San LuisUTC−3
- TucumánUTC−3
- UshuaiaUTC−3
- 07Also on this clock
- 08Coordinates
34.60° S, 58.40° W · Ciudad de Buenos Aires
Differences
Buenos Aires and the world
| City | Local time | Difference from Buenos AiresDiff. |
|---|---|---|
 London | +4 h | |
 New York | −1 h | |
| Los Angeles | −4 h | |
| Chicago | −2 h | |
 São Paulo | Same time | |
 Paris | +5 h | |
 Dubai | +7 h | |
 Mumbai | +8 h 30 min | |
 Singapore | +11 h | |
 Hong Kong | +11 h | |
 Tokyo | +12 h |
Questions
Asked about Buenos Aires
What time zone is Buenos Aires in?
Buenos Aires uses Argentina Standard Time, UTC−3. Its IANA time-zone ID is America/Argentina/Buenos_Aires.
Does Buenos Aires use daylight saving time?
No. Buenos Aires does not observe daylight saving time: the clocks stay on Argentina Standard Time (UTC−3) all year.
When does the sun rise and set in Buenos Aires today?
Today in Buenos Aires the sun rises at 06:11 and sets at 19:07, giving 12 h 57 min of daylight.