Climate almanac
La Unión
La Union, El Salvador · 13.34°, -87.84°
What is the weather like in La Unión in May?
In May, La Unión is typically 85°F (30°C) during the day and 81°F (27°C) at night. The month brings about 9.1 in (232 mm) of precipitation in total.
- Average high85°F (30°C)
- Average low81°F (27°C)
- Precipitation9.1 in (232 mm)
- Clear or mostly clear days4
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)