Climate almanac
Uusikaupunki
Southwest Finland, Finland · 60.80°, 21.41°
What is the weather like in Uusikaupunki in September?
In September, Uusikaupunki is typically 60°F (15°C) during the day and 50°F (10°C) at night. The month brings about 2.5 in (64 mm) of precipitation in total.
- Average high60°F (15°C)
- Average low50°F (10°C)
- Precipitation2.5 in (64 mm)
- Clear or mostly clear days5
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)