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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the WordPatch weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for today’s conditions before you head out. Southampton’s maritime climate means mild winters and cool summers, but rain can arrive at any time, so pack a waterproof jacket year-round.
What are the best months to visit Southampton?
Late spring (May–June) and early autumn (September) offer the most settled weather in Southampton, with average highs around 17–19°C and fewer rainy days. July and August are warmest but can feel crowded during school holidays and are still prone to showers. For a 14 day weather forecast Southampton, the live forecast above gives a reliable short-term view.
What should you pack for a trip to Southampton?
A lightweight, waterproof coat is essential even in summer, and layers work well for changeable conditions. In winter, bring a warm jacket and sturdy shoes – frost is rare but coastal winds can make it feel colder. If you need the weather in Southampton tomorrow, the live forecast is updated daily.
Is Southampton very rainy?
Southampton gets around 800mm of rain a year – less than Manchester but more than inland areas. Rain is spread fairly evenly, so expect some drizzle on most trips. The live forecast above shows if rain is due.
When are the school holidays in Southampton?
Hampshire school holidays typically run from late July to early September, plus a week in February, April and October. If you want to avoid crowds, aim for late May or early September when weather is still good.
Does Southampton have snow?
Snow is rare in Southampton – usually only one or two days a year, and it rarely settles. Frost occurs a handful of mornings in winter, but coastal breezes keep temperatures milder than inland areas.
For a longer view, see our 10 day weather forecast UK, or compare conditions in other ports like Bristol Weather. Back to the UK weather hub for more destinations.