Climate almanac
São Sebastião do Alto
Rio de Janeiro, Brazil · -21.96°, -42.13°
What is the weather like in São Sebastião do Alto in December?
In December, São Sebastião do Alto is typically 82°F (28°C) during the day and 67°F (20°C) at night. The month brings about 7.7 in (197 mm) of precipitation in total.
- Average high82°F (28°C)
- Average low67°F (20°C)
- Precipitation7.7 in (197 mm)
- Clear or mostly clear days4
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)