Climate almanac
Negombo
Western Province, Sri Lanka · 7.21°, 79.84°
What is the weather like in Negombo in September?
In September, Negombo is typically 83°F (28°C) during the day and 79°F (26°C) at night. The month brings about 9.0 in (227 mm) of precipitation in total.
- Average high83°F (28°C)
- Average low79°F (26°C)
- Precipitation9.0 in (227 mm)
- Clear or mostly clear days1
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)