Climate almanac
Portstewart
Northern Ireland, United Kingdom · 55.18°, -6.71°
What is the weather like in Portstewart in August?
In August, Portstewart is typically 60°F (16°C) during the day and 57°F (14°C) at night. The month brings about 5.1 in (129 mm) of precipitation in total.
- Average high60°F (16°C)
- Average low57°F (14°C)
- Precipitation5.1 in (129 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)