Climate almanac
Paris
Illinois, United States · 39.61°, -87.70°
What is the weather like in Paris in September?
In September, Paris is typically 81°F (27°C) during the day and 60°F (16°C) at night. The month brings about 2.7 in (68 mm) of precipitation in total.
- Average high81°F (27°C)
- Average low60°F (16°C)
- Precipitation2.7 in (68 mm)
- Clear or mostly clear days15
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)