Climate almanac
Rancagua
O'Higgins Region, Chile · -34.17°, -70.74°
What is the weather like in Rancagua in September?
In September, Rancagua is typically 63°F (17°C) during the day and 40°F (5°C) at night. The month brings about 3.0 in (76 mm) of precipitation in total. Snowfall averages about 0.1 in (3 mm) over the month.
- Average high63°F (17°C)
- Average low40°F (5°C)
- Precipitation3.0 in (76 mm)
- Clear or mostly clear days13
- Snowfall0.1 in (3 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)