Climate almanac
Rijeka
Primorje-Gorski Kotar, Croatia · 45.33°, 14.44°
What is the weather like in Rijeka in September?
In September, Rijeka is typically 71°F (22°C) during the day and 58°F (14°C) at night. The month brings about 7.7 in (196 mm) of precipitation in total.
- Average high71°F (22°C)
- Average low58°F (14°C)
- Precipitation7.7 in (196 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)