Climate almanac
San Antonio
Magdalena Department, Colombia · 9.93°, -74.69°
What is the weather like in San Antonio in September?
In September, San Antonio is typically 91°F (33°C) during the day and 78°F (25°C) at night. The month brings about 5.0 in (126 mm) of precipitation in total.
- Average high91°F (33°C)
- Average low78°F (25°C)
- Precipitation5.0 in (126 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)