Climate almanac
Grand-Case
Saint Martin · 18.10°, -63.05°
What is the weather like in Grand-Case in December?
In December, Grand-Case is typically 80°F (27°C) during the day and 78°F (25°C) at night. The month brings about 1.8 in (46 mm) of precipitation in total.
- Average high80°F (27°C)
- Average low78°F (25°C)
- Precipitation1.8 in (46 mm)
- Clear or mostly clear days25
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)