Climate almanac
Oakley
California, United States · 38.00°, -121.71°
What is the weather like in Oakley in December?
In December, Oakley is typically 58°F (15°C) during the day and 44°F (7°C) at night. The month brings about 3.8 in (96 mm) of precipitation in total.
- Average high58°F (15°C)
- Average low44°F (7°C)
- Precipitation3.8 in (96 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)