Climate almanac
Swansea
Wales, United Kingdom · 51.62°, -3.94°
What is the weather like in Swansea in May?
In May, Swansea is typically 58°F (14°C) during the day and 50°F (10°C) at night. The month brings about 2.8 in (70 mm) of precipitation in total.
- Average high58°F (14°C)
- Average low50°F (10°C)
- Precipitation2.8 in (70 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)