Climate almanac
Trondheim
Trøndelag, Norway · 63.43°, 10.40°
What is the weather like in Trondheim in September?
In September, Trondheim is typically 59°F (15°C) during the day and 47°F (8°C) at night. The month brings about 4.5 in (115 mm) of precipitation in total.
- Average high59°F (15°C)
- Average low47°F (8°C)
- Precipitation4.5 in (115 mm)
- Clear or mostly clear days4
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)