Climate almanac
Dehiwala-Mount Lavinia
Western Province, Sri Lanka · 6.84°, 79.87°
What is the weather like in Dehiwala-Mount Lavinia in September?
In September, Dehiwala-Mount Lavinia is typically 83°F (29°C) during the day and 79°F (26°C) at night. The month brings about 9.2 in (234 mm) of precipitation in total.
- Average high83°F (29°C)
- Average low79°F (26°C)
- Precipitation9.2 in (234 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)