Climate almanac
Adelanto
California, United States · 34.58°, -117.41°
What is the weather like in Adelanto in December?
In December, Adelanto is typically 58°F (15°C) during the day and 40°F (4°C) at night. The month brings about 1.8 in (47 mm) of precipitation in total. Snowfall averages about 1.6 in (41 mm) over the month.
- Average high58°F (15°C)
- Average low40°F (4°C)
- Precipitation1.8 in (47 mm)
- Clear or mostly clear days14
- Snowfall1.6 in (41 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)