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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Daily Press UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
As of the live forecast above, Portsmouth is experiencing mild conditions typical of the south coast, with sea breezes moderating temperatures. The outlook for the next few hours shows largely dry weather, though cloud cover may increase later.
What is the weather in Portsmouth today?
Today’s weather in Portsmouth is shaped by its coastal position. The live forecast above indicates light winds from the southwest and a moderate chance of showers moving in by late afternoon. Temperatures will feel comfortable, especially near the seafront, where the breeze can drop the apparent temperature by a degree or two. For the most accurate hour-by-hour detail, check the 10 Day Weather Forecast UK page.
How will the wind affect Portsmouth’s forecast?
Portsmouth’s position on the Solent means wind direction has a big effect on local conditions. Southwesterly winds, as shown in the live forecast above, often bring mild, damp air, while northerly winds can feel much cooler. The UK weather hub provides broader context for how wind patterns influence the region. If you are planning outdoor activities, the wind speed shown in the live forecast is a reliable indicator for the next few hours.
Will it rain in Portsmouth tomorrow?
The live forecast above includes a detailed outlook for tomorrow. For Portsmouth, any rain tends to be light and showery, often drifting in from the southwest. The Met Office data suggests a 40% chance of a brief shower during the afternoon.
How does the weather in Portsmouth compare to other south coast towns?
Portsmouth’s position in the Solent gives it a slightly drier microclimate than exposed headlands. It is often a degree warmer than open coasts like Bournemouth, but cooler than inland cities such as Bristol. The live forecast above gives the best local picture.
What is the weather in Portsmouth for the next 10 days?
The 10-day trend shows a mixture of cloud and sunshine, with temperatures staying near seasonal averages. For a full view, see the 10 Day Weather Forecast UK page, which includes the latest model updates for the city.