Climate almanac
São Sebastião do Caí
Rio Grande do Sul, Brazil · -29.59°, -51.38°
What is the weather like in São Sebastião do Caí in September?
In September, São Sebastião do Caí is typically 72°F (22°C) during the day and 55°F (13°C) at night. The month brings about 7.8 in (199 mm) of precipitation in total.
- Average high72°F (22°C)
- Average low55°F (13°C)
- Precipitation7.8 in (199 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)