Climate almanac
São João da Barra
Rio de Janeiro, Brazil · -21.64°, -41.05°
What is the weather like in São João da Barra in September?
In September, São João da Barra is typically 77°F (25°C) during the day and 70°F (21°C) at night. The month brings about 1.7 in (42 mm) of precipitation in total.
- Average high77°F (25°C)
- Average low70°F (21°C)
- Precipitation1.7 in (42 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)