Climate almanac
Alto Parnaíba
Maranhão, Brazil · -9.11°, -45.93°
What is the weather like in Alto Parnaíba in September?
In September, Alto Parnaíba is typically 98°F (37°C) during the day and 75°F (24°C) at night. The month brings about 0.5 in (14 mm) of precipitation in total.
- Average high98°F (37°C)
- Average low75°F (24°C)
- Precipitation0.5 in (14 mm)
- Clear or mostly clear days20
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)