Climate almanac
Santiago
Nuevo León, Mexico · 25.43°, -100.15°
What is the weather like in Santiago in September?
In September, Santiago is typically 80°F (27°C) during the day and 64°F (18°C) at night. The month brings about 6.4 in (162 mm) of precipitation in total.
- Average high80°F (27°C)
- Average low64°F (18°C)
- Precipitation6.4 in (162 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)