Climate almanac
Santiago de María
Usulutan, El Salvador · 13.48°, -88.47°
What is the weather like in Santiago de María in September?
In September, Santiago de María is typically 90°F (32°C) during the day and 74°F (23°C) at night. The month brings about 12 in (307 mm) of precipitation in total.
- Average high90°F (32°C)
- Average low74°F (23°C)
- Precipitation12 in (307 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)