Climate almanac
Punta Santiago
Humacao, Puerto Rico · 18.17°, -65.75°
What is the weather like in Punta Santiago in September?
In September, Punta Santiago is typically 85°F (29°C) during the day and 79°F (26°C) at night. The month brings about 8.0 in (203 mm) of precipitation in total.
- Average high85°F (29°C)
- Average low79°F (26°C)
- Precipitation8.0 in (203 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)