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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Edinburgh Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Based on the live forecast above, you can expect Southampton to see a mix of conditions typical for the south coast this week, so keep a light jacket handy for the evening breeze off the Solent.
What is the outlook for weather in Southampton tomorrow and the next 10 days?
Looking at the live forecast above, the weather in Southampton tomorrow should follow the pattern shown, with temperatures staying mild for the season. For those checking the weather in Southampton 10 days ahead, the forecast suggests a period of settled conditions, though the 14 day weather forecast Southampton often shows the influence of Atlantic systems moving in from the west later on.
How does Southampton’s coastal location affect its climate?
Southampton sits on the south coast, sheltered by the Isle of Wight, which means it typically sees milder winters and cooler summers than inland spots. If you’re looking at the southampton weather yearly or checking southampton weather by month, you’ll find January is the coolest month with average highs around 8°C, while July and August reach about 21°C. The southampton weather forecast 15 days or the 21 day weather forecast southampton will often reflect this maritime moderation, with less extreme temperatures than places further inland like Birmingham.
What is the weather in Southampton usually like in summer?
Summers are generally warm but not hot, with July and August seeing average highs of 21°C. Sea breezes from the Solent keep things comfortable, and rainfall is lower than in winter, making it a pleasant time for outdoor plans.
Does Southampton get much snow in winter?
Snowfall is rare in Southampton due to its coastal position. When it does occur, it’s usually light and melts quickly, with the city seeing an average of only 3-5 days of snow per year, mostly in January or February.
How accurate are the 14 day weather forecast Southampton predictions?
For the southampton weather forecast 15 days or longer, accuracy drops beyond 7-10 days. The Met Office notes that medium-range forecasts are reliable for general trends but less so for precise daily details, so check the live forecast above for updates.
Sources
For more local forecasts, visit our UK weather hub or check conditions in Bristol Weather and Glasgow Weather. For longer-range planning, our 10 Day Weather Forecast UK page has you covered.