Climate almanac
Joensuu
North Karelia, Finland · 62.60°, 29.76°
What is the weather like in Joensuu in September?
In September, Joensuu is typically 56°F (14°C) during the day and 47°F (8°C) at night. The month brings about 3.0 in (77 mm) of precipitation in total.
- Average high56°F (14°C)
- Average low47°F (8°C)
- Precipitation3.0 in (77 mm)
- Clear or mostly clear days3
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)