Port Glasgow

What is the climate like in Port Glasgow?

The best time to visit Port Glasgow is typically July, the year's most comfortable month (5.3/10). Port Glasgow is warmest in July, when daily highs average 64°F (18°C), and coolest in January, when lows fall to about 35°F (2°C). The wettest month is typically October and the driest is April; the year sees roughly 69 in (1757 mm) of precipitation.

• Best time to visitJuly — the year's comfort peak (5.3/10)
• Warmest monthJuly — average high 64°F (18°C)
• Coolest monthJanuary — average low 35°F (2°C)
• Wettest monthOctober (7.5 in (190 mm))
• Driest monthApril (3.2 in (81 mm))
• Annual precipitation69 in (1757 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromBenmore: Younger Botanic Garde, 21 km away (1959-2026)