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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Southampton Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For Southampton and the south coast today, expect a dry start with sunny spells before cloud builds from the west by mid-afternoon, with highs of 17°C. This settled pattern keeps the region largely free from rain, though a brisk westerly breeze will be noticeable along the coast.
What is the weather forecast for today?
The live conditions above show clear skies over Southampton this morning, but that will shift as a weak weather system moves in from the Atlantic. Across Hampshire and the Isle of Wight, the afternoon brings increasing cloud cover, with a small chance of light drizzle near the Solent. Temperatures peak around 17°C, staying mild for the time of year. Inland, towards the New Forest, the breeze eases slightly, but coastal paths will feel the wind.
How does the rest of the week look?
Wednesday stays similar: a mix of sun and cloud, with highs of 16°C, before a more unsettled spell arrives Thursday. Rain is likely to push into southern England by late Thursday, bringing wetter conditions for Friday. The UK weather forecast suggests this pattern will hold through the weekend, with brighter intervals on Saturday. For a longer view, the 10 day weather forecast UK shows a return to drier conditions by early next week.
Frequently asked questions
Will it rain in Southampton tonight?
No. The evening stays dry with clearing skies, though a few clouds linger. Overnight temperatures drop to around 11°C, with no rain expected until Thursday.
Is the weather forecast tomorrow any different for the south coast?
Tomorrow is similar: dry and bright in the morning, then clouding over. The weather forecast tomorrow shows no major change, though the wind picks up slightly along the coast.
Where can I find a reliable 14 day forecast?
The BBC Weather UK page offers a reliable 14-day outlook. For southern England, the weather radar UK tool helps track any incoming rain bands.