Climate almanac
Lannion
Brittany, France · 48.73°, -3.46°
What is the weather like in Lannion in December?
In December, Lannion is typically 51°F (11°C) during the day and 47°F (8°C) at night. The month brings about 5.3 in (134 mm) of precipitation in total.
- Average high51°F (11°C)
- Average low47°F (8°C)
- Precipitation5.3 in (134 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)