Climate almanac
Newcastle
Northern Ireland, United Kingdom · 54.22°, -5.89°
What is the weather like in Newcastle in September?
In September, Newcastle is typically 60°F (16°C) during the day and 53°F (11°C) at night. The month brings about 4.0 in (103 mm) of precipitation in total.
- Average high60°F (16°C)
- Average low53°F (11°C)
- Precipitation4.0 in (103 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)