Climate almanac
San Juan del Sur
Rivas Department, Nicaragua · 11.25°, -85.87°
What is the weather like in San Juan del Sur in September?
In September, San Juan del Sur is typically 84°F (29°C) during the day and 78°F (26°C) at night. The month brings about 10 in (262 mm) of precipitation in total.
- Average high84°F (29°C)
- Average low78°F (26°C)
- Precipitation10 in (262 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)