Portrush

What is the climate like in Portrush?

The best time to visit Portrush is typically May, the year's most comfortable month (5.4/10). Portrush is warmest in August, when daily highs average 60°F (16°C), and coolest in February, when lows fall to about 42°F (6°C). The wettest month is typically October and the driest is May; the year sees roughly 56 in (1412 mm) of precipitation.

• Best time to visitMay — the year's comfort peak (5.4/10)
• Warmest monthAugust — average high 60°F (16°C)
• Coolest monthFebruary — average low 42°F (6°C)
• Wettest monthOctober (6.1 in (155 mm))
• Driest monthMay (2.9 in (72 mm))
• Annual precipitation56 in (1412 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromMalin Head, 48 km away (1929-2026)