Climate almanac
Portland
England, United Kingdom · 50.57°, -2.44°
What is the weather like in Portland in May?
In May, Portland is typically 56°F (14°C) during the day and 51°F (11°C) at night. The month brings about 2.3 in (59 mm) of precipitation in total.
- Average high56°F (14°C)
- Average low51°F (11°C)
- Precipitation2.3 in (59 mm)
- Clear or mostly clear days8
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)