Climate almanac
Costa Rica
Sinaloa, Mexico · 24.59°, -107.39°
What is the weather like in Costa Rica in December?
In December, Costa Rica is typically 81°F (27°C) during the day and 60°F (16°C) at night. The month brings about 0.3 in (9 mm) of precipitation in total.
- Average high81°F (27°C)
- Average low60°F (16°C)
- Precipitation0.3 in (9 mm)
- Clear or mostly clear days17
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)