Climate almanac
San Juan
Los Ríos, Ecuador · -1.67°, -79.77°
What is the weather like in San Juan in September?
In September, San Juan is typically 87°F (30°C) during the day and 72°F (22°C) at night. The month brings about 2.0 in (51 mm) of precipitation in total.
- Average high87°F (30°C)
- Average low72°F (22°C)
- Precipitation2.0 in (51 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)