Climate almanac
Sanya
Hainan, China · 18.25°, 109.51°
What is the weather like in Sanya in December?
In December, Sanya is typically 75°F (24°C) during the day and 67°F (20°C) at night. The month brings about 0.5 in (14 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low67°F (20°C)
- Precipitation0.5 in (14 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)