São Paulo
Exact time synced with atomic clocks (IANA + NTP)
Sunday, April 5, 2026
Brazil · America/Sao_Paulo · GMT-3
São Paulo and Buenos Aires Time Difference
Same time
15:20:45
Buenos Aires
Exact time synced with atomic clocks (IANA + NTP)
Sunday, April 5, 2026
Argentina · America/Argentina/Buenos_Aires · GMT-3
Best time for work calls
If you are scheduling a call between São Paulo and Buenos Aires, the overlap window is limited to typical business hours. When it is 9 am in São Paulo it is 9 am in Buenos Aires — a workable window for scheduling. The latest reasonable overlap is around 5 pm in São Paulo (5 pm in Buenos Aires). Outside this window there is effectively no good overlap for regular office hours.
Best time for family calls
São Paulo and Buenos Aires have a comfortable window for a family call — no awkward alarms required. São Paulo and Buenos Aires 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 São Paulo — that lands at 6 pm to 9 pm in Buenos Aires, 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.
São Paulo
Easter Sunday
Domingo de Páscoa
Tiradentes
Dia de Tiradentes
Labour Day
Dia do Trabalhador
Via Nager.Date
🌅 Dawn5:50:32 AM
☀️ Sunrise6:13:09 AM
🌞 Solar Noon12:10:22 PM
🌇 Golden Hour5:37:31 PM
🌆 Sunset6:07:35 PM
🌃 Dusk6:30:12 PM
Day length11:54:25
Data via sunrisesunset.io
Condition☁️ Overcast
Temperature26°C
Feels like28°C
Humidity66%
Wind8 mph S
Data via Open-Meteo · Updates every 30 min
Phase🌖 Waning Gibbous
Illumination87%
CycleWaning
Moon age18.3 days
Moonrise20:12
Moonset09:25
New87% illuminatedFull
Buenos Aires
Labour Day
Día del Trabajador
May Revolution
Día de la Revolución de Mayo
Anniversary of the Passing of General Martín Miguel de Güemes
Paso a la Inmortalidad del General Martín Miguel de Güemes
Via Nager.Date
🌅 Dawn6:43:53 AM
☀️ Sunrise7:09:05 AM
🌞 Solar Noon12:57:21 PM
🌇 Golden Hour6:11:58 PM
🌆 Sunset6:45:37 PM
🌃 Dusk7:10:49 PM
Day length11:36:31
Data via sunrisesunset.io
Condition☁️ Overcast
Temperature19°C
Feels like17°C
Humidity59%
Wind8 mph E
Data via Open-Meteo · Updates every 30 min
Phase🌖 Waning Gibbous
Illumination87%
CycleWaning
Moon age18.3 days
Moonrise20:31
Moonset10:42
New87% illuminatedFull