Climate almanac
União
Piauí, Brazil · -4.59°, -42.86°
What is the weather like in União in March?
In March, União is typically 88°F (31°C) during the day and 74°F (24°C) at night. The month brings about 16 in (410 mm) of precipitation in total.
- Average high88°F (31°C)
- Average low74°F (24°C)
- Precipitation16 in (410 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)