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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Civic Insight weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Southampton’s weather, as shown in the live forecast above, is changeable thanks to its south-coast position on the Solent. Expect a mix of cloud and bright spells today, with a moderate south-westerly breeze keeping temperatures near the seasonal average.
What is the outlook for the next 10 to 14 days?
Low-pressure systems moving in from the Atlantic will bring spells of rain, particularly mid-week and again at the weekend. The 10 day weather forecast UK indicates the best of any drier, brighter weather will be on Tuesday and Friday. For those planning further ahead, the 14 day weather forecast Southampton suggests a return to more settled conditions by the end of next week, though the 21 day weather forecast Southampton remains uncertain as is typical for spring. Checking the weather in southampton 10 days ahead is the most reliable way to plan.
What is the climate and yearly pattern here?
Southampton enjoys one of the milder UK climates, shielded by the New Forest and the Isle of Wight. Southampton weather by month shows the warmest period is July and August, when daytime highs average 21–22°C. Winters are damp rather than cold, with frost rare near the coast. The southampton weather yearly average rainfall is around 780mm – lower than much of the South West, but still expect regular light showers. The southampton weather forecast 15 days tool is a good resource for holiday planning.
Will it rain in Southampton tomorrow?
The weather in southampton tomorrow can be checked directly from the live forecast above, which updates hourly. For a reliable answer, refer to the “Tomorrow” tab on that data panel.
What is the best month to visit Southampton?
June through September offer the warmest sea breezes and longest daylight. July is the driest month on average, though May can be equally pleasant with fewer crowds.
Why is Southampton’s weather so changeable?
Its position on the south coast puts it on the front line of Atlantic weather systems. The Solent can also generate local sea-fog and a cooling breeze, especially in spring and early summer.