Southampton

What is the climate like in Southampton?

The best time to visit Southampton is typically June, the year's most comfortable month (6.6/10). Southampton is warmest in July, when daily highs average 83°F (28°C), and coolest in January, when lows fall to about 22°F (-6°C). The wettest month is typically July and the driest is November; the year sees roughly 52 in (1310 mm) of precipitation.

• Best time to visitJune — the year's comfort peak (6.6/10)
• Warmest monthJuly — average high 83°F (28°C)
• Coolest monthJanuary — average low 22°F (-6°C)
• Wettest monthJuly (5.5 in (139 mm))
• Driest monthNovember (3.5 in (88 mm))
• Annual precipitation52 in (1310 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromWestfield Barnes Muni AP, 8 km away (1948-2026)