Climate almanac
São Luís
Maranhão, Brazil · -2.53°, -44.30°
What is the weather like in São Luís in December?
In December, São Luís is typically 83°F (29°C) during the day and 80°F (26°C) at night. The month brings about 4.2 in (108 mm) of precipitation in total.
- Average high83°F (29°C)
- Average low80°F (26°C)
- Precipitation4.2 in (108 mm)
- Clear or mostly clear days5
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)