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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the DailyCity weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Portsmouth’s weather, as shown in the live forecast above, brings mild conditions with patchy cloud and a light sea breeze. This coastal city on Hampshire’s south coast, looking out across the Solent toward the Isle of Wight, often sees changeable spring weather, so expect a mix of sunshine and showers through the day.
What is the weather in Portsmouth today?
Today’s forecast for Portsmouth, based on the live data above, indicates a mostly dry morning with cloud thickening from the west. Temperatures are around average for late April, though a brisk south-westerly wind will make it feel cooler near the seafront. Rain is likely by late afternoon, so carry an umbrella if you are heading out. The Met Office weather for Portsmouth shows similar conditions for neighbouring cities such as Southampton.
Will it rain in Portsmouth this week?
Yes, the outlook for Portsmouth this week shows showery spells moving in from the Atlantic, particularly on Wednesday and Friday. The BBC weather page for Portsmouth agrees, pointing to low pressure dominating the region. Unsettled conditions with occasional heavy bursts are expected. For precise timing, check the live forecast above and the 10 day weather forecast UK. The 30-day outlook for Portsmouth is less detailed but suggests a continuation of this pattern into early next week.
What is the weather in Portsmouth tomorrow?
Tomorrow’s forecast for Portsmouth, from the live data and the BBC weather service, suggests a similar pattern: cloud and spells of rain, perhaps brighter later. Temperatures will hold near the seasonal normal, but winds may ease slightly. Check the UK weather hub for updates.
How reliable is a 14-day forecast for Portsmouth?
Long-range forecasts, such as the Met Office’s 14-day outlook for Portsmouth, offer a general trend rather than daily accuracy. Confidence drops after day seven, so always refer to the live forecast above for the most reliable view of conditions in the coming days.
What is the best time to visit Portsmouth for good weather?
Portsmouth typically enjoys its driest and warmest weather from June to August, though coastal breezes keep it pleasant. Spring and autumn can be changeable, so check the live forecast above before planning outdoor trips. Nearby Bristol’s weather follows a similar Atlantic-influenced pattern.