Climate almanac
Dumai
Riau, Indonesia · 1.67°, 101.44°
What is the weather like in Dumai in September?
In September, Dumai is typically 89°F (32°C) during the day and 76°F (24°C) at night. The month brings about 10 in (254 mm) of precipitation in total.
- Average high89°F (32°C)
- Average low76°F (24°C)
- Precipitation10 in (254 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)