Climate almanac
Mercedes
Buenos Aires, Argentina · -34.65°, -59.43°
What is the weather like in Mercedes in December?
In December, Mercedes is typically 84°F (29°C) during the day and 62°F (17°C) at night. The month brings about 3.3 in (85 mm) of precipitation in total.
- Average high84°F (29°C)
- Average low62°F (17°C)
- Precipitation3.3 in (85 mm)
- Clear or mostly clear days18
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)