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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Trade Wire UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Southampton’s weather is shaped by its coastal position on the Solent, bringing milder winters and cooler summers than inland areas, but also a higher chance of brisk winds and passing showers. The live forecast above gives you the immediate picture for today.
What does the rest of the week look for Southampton?
The coming days will follow the pattern you see in the live forecast, with the south coast often seeing cloud rolling in from the Channel. For a clearer view of what to expect, check the 10 day weather forecast UK for your area. If you are planning further ahead, the weather in southampton 10 days outlook and the 14 day weather forecast southampton can help you gauge any settled spells or Atlantic systems moving through.
How does Southampton’s weather change through the year?
The city enjoys one of the sunnier climates in the UK, though it rarely gets extreme. If you are curious about southampton weather by month, expect January highs around 8°C and July highs near 21°C. For a broader annual picture, the southampton weather yearly averages show around 750mm of rainfall, spread fairly evenly. For longer-range planning, the 21 day weather forecast southampton or a southampton weather forecast 15 days can give a useful trend, though always check the live forecast above before heading out.
Will it rain in Southampton tomorrow?
The live forecast above includes the outlook for the next 24 hours. For a more specific check on weather in southampton tomorrow, look at the hourly breakdown in the live data, which shows the chance of rain through the day.
Is Southampton windier than inland cities?
Yes. Being on the coast, Southampton often feels breezier than places like Birmingham Weather or Bristol Weather. The Solent can funnel south-westerly winds, so a light jacket is often useful even on mild days.
When is the best time to visit Southampton for weather?
Late spring (May to June) and early autumn (September) offer the best balance of warmth, sunshine and fewer rain days. July and August are warmest but can see more thundery showers. Winter is mild but damp.