Climate almanac
Rennes
Brittany, France · 48.11°, -1.67°
What is the weather like in Rennes in October?
In October, Rennes is typically 63°F (17°C) during the day and 49°F (9°C) at night. The month brings about 3.2 in (81 mm) of precipitation in total.
- Average high63°F (17°C)
- Average low49°F (9°C)
- Precipitation3.2 in (81 mm)
- Clear or mostly clear days5
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)