Buenos Aires
Exact time synced with atomic clocks (IANA + NTP)
Sunday, July 5, 2026
Argentina · America/Argentina/Buenos_Aires · GMT-3
Buenos Aires and São Paulo Time Difference
Same time
São Paulo
Exact time synced with atomic clocks (IANA + NTP)
Sunday, July 5, 2026
Brazil · America/Sao_Paulo · GMT-3
Best time for work calls
If you are scheduling a call between Buenos Aires and São Paulo, the overlap window is limited to typical business hours. When it is 9 am in Buenos Aires it is 9 am in São Paulo — a workable window for scheduling. The latest reasonable overlap is around 5 pm in Buenos Aires (5 pm in São Paulo). Outside this window there is effectively no good overlap for regular office hours.
Best time for family calls
Buenos Aires and São Paulo have a comfortable window for a family call — no awkward alarms required. Buenos Aires and São Paulo are in the same time zone, which gives you 3 hours of genuine overlap when both sides are free. Aim for between 6 pm and 9 pm in Buenos Aires — that lands at 6 pm to 9 pm in São Paulo, after the school run and before anyone's ready for bed. For a Sunday catch-up or a midweek check-in, this is the sweet spot.
Buenos Aires
Independence Day
Jul 9in 4dGeneral José de San Martín Memorial Day
Aug 17in 43dDay of Respect for Cultural Diversity
Oct 12in 99d
Daylight Cycle
🌅 Dawn7:34:11 AM
☀️ Sunrise8:02:01 AM
🌞 Solar Noon12:59:12 PM
🌇 Golden Hour5:17:57 PM
🌆 Sunset5:56:23 PM
🌃 Dusk6:24:12 PM
Day length09:54:22
Data via sunrisesunset.io
Current Weather
Condition—
Temperature—
Feels like—
Humidity—
Wind—
Data via Open-Meteo · Updates every 30 min
Moon Phase
Phase🌖 Waning Gibbous
Illumination74%
CycleWaning
Moon age19.8 days
Moonrise22:28
Moonset11:21
São Paulo
Constitutionalist Revolution of 1932
Jul 9in 4dIndependence Day
Sep 7in 64dOur Lady of Aparecida
Oct 12in 99d
Daylight Cycle
🌅 Dawn6:25:50 AM
☀️ Sunrise6:50:24 AM
🌞 Solar Noon12:12:12 PM
🌇 Golden Hour5:00:44 PM
🌆 Sunset5:34:00 PM
🌃 Dusk5:58:34 PM
Day length10:43:35
Data via sunrisesunset.io
Current Weather
Condition—
Temperature—
Feels like—
Humidity—
Wind—
Data via Open-Meteo · Updates every 30 min
Moon Phase
Phase🌖 Waning Gibbous
Illumination74%
CycleWaning
Moon age19.8 days
Moonrise21:47
Moonset10:29