Climate almanac
Rennes
Brittany, France · 48.11°, -1.67°
What is the weather like in Rennes in December?
In December, Rennes is typically 49°F (10°C) during the day and 40°F (4°C) at night. The month brings about 3.0 in (76 mm) of precipitation in total.
- Average high49°F (10°C)
- Average low40°F (4°C)
- Precipitation3.0 in (76 mm)
- Clear or mostly clear days3
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)