Climate almanac
Grand-Santi
Guyane, French Guiana · 4.27°, -54.38°
What is the weather like in Grand-Santi in December?
In December, Grand-Santi is typically 87°F (31°C) during the day and 74°F (23°C) at night. The month brings about 7.4 in (189 mm) of precipitation in total.
- Average high87°F (31°C)
- Average low74°F (23°C)
- Precipitation7.4 in (189 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)