Climate almanac
Santiago
Cagayan Valley, Philippines · 16.69°, 121.55°
What is the weather like in Santiago in September?
In September, Santiago is typically 90°F (32°C) during the day and 76°F (25°C) at night. The month brings about 8.6 in (218 mm) of precipitation in total.
- Average high90°F (32°C)
- Average low76°F (25°C)
- Precipitation8.6 in (218 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)