Climate almanac
Portrush
Northern Ireland, United Kingdom · 55.20°, -6.65°
What is the weather like in Portrush in December?
In December, Portrush is typically 49°F (9°C) during the day and 45°F (7°C) at night. The month brings about 6.0 in (152 mm) of precipitation in total. Snowfall averages about 0.2 in (5 mm) over the month.
- Average high49°F (9°C)
- Average low45°F (7°C)
- Precipitation6.0 in (152 mm)
- Clear or mostly clear days1
- Snowfall0.2 in (5 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)