Climate almanac
Marion
South Carolina, United States · 34.18°, -79.40°
What is the weather like in Marion in September?
In September, Marion is typically 85°F (30°C) during the day and 68°F (20°C) at night. The month brings about 6.2 in (158 mm) of precipitation in total.
- Average high85°F (30°C)
- Average low68°F (20°C)
- Precipitation6.2 in (158 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)