Climate almanac
Altdorf
Uri, Switzerland · 46.88°, 8.64°
What is the weather like in Altdorf in December?
In December, Altdorf is typically 34°F (1°C) during the day and 24°F (-4°C) at night. The month brings about 5.9 in (151 mm) of precipitation in total. Snowfall averages about 26 in (665 mm) over the month.
- Average high34°F (1°C)
- Average low24°F (-4°C)
- Precipitation5.9 in (151 mm)
- Clear or mostly clear days8
- Snowfall26 in (665 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)