Climate almanac
Ione
California, United States · 38.35°, -120.93°
What is the weather like in Ione in December?
In December, Ione is typically 57°F (14°C) during the day and 42°F (5°C) at night. The month brings about 5.6 in (141 mm) of precipitation in total.
- Average high57°F (14°C)
- Average low42°F (5°C)
- Precipitation5.6 in (141 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)