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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Morning Times weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Portsmouth weather today is mild and overcast with a chance of light rain, as shown in the live forecast above. The south coast city typically sees cooler conditions than inland areas due to sea breezes, making layers a practical choice for any outdoor plans.
What is the outlook for the next few days?
The immediate forecast for Portsmouth shows a mix of cloud and occasional drizzle, with temperatures holding steady near seasonal averages. Winds from the southwest will keep the air fresh but not gusty. For the 10 day weather forecast UK, expect a gradual drying trend by midweek, though a return to unsettled conditions is possible by the weekend. Those checking the weather in portsmouth 10 days ahead should plan for variable cloud and the odd brighter spell.
What about longer-term trends for Portsmouth?
Looking further ahead, the weather portsmouth 14 day forecast suggests a shift towards more settled, drier weather as high pressure builds from the Atlantic. However, coastal fog may develop on some mornings. For anyone searching portsmouth weather 15 days or even a portsmouth weather 30 days outlook, the pattern indicates near-normal temperatures with no extreme heat or cold expected. The met office weather portsmouth updates remain the most reliable source for daily changes.
Will it rain in Portsmouth tomorrow?
Yes, light rain is probable for much of the day, especially during the morning. The weather in portsmouth tomorrow should see cloud cover persisting, with temperatures similar to today. Carry a waterproof jacket if heading out.
Is the BBC forecast for Portsmouth reliable?
The portsmouth weather bbc forecast is generally reliable for short-term planning, using Met Office data. For hourly updates, the Met Office itself offers more granular detail, particularly for wind and tide timings relevant to the Solent area.
How does Portsmouth weather compare to other UK cities?
Portsmouth is often milder in winter than inland cities like Birmingham or Glasgow, but can be breezier. Summers are cooler than Bristol due to sea breezes, though less prone to thunderstorms.