Climate almanac
San Francisco
Caraga, Philippines · 8.54°, 125.95°
What is the weather like in San Francisco in December?
In December, San Francisco is typically 87°F (31°C) during the day and 76°F (25°C) at night. The month brings about 12 in (303 mm) of precipitation in total.
- Average high87°F (31°C)
- Average low76°F (25°C)
- Precipitation12 in (303 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)