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Live forecasts update automatically; written guidance last reviewed 13 June 2026 by the Insight Britain weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows the current conditions, the next few hours, and a seven-day outlook for Portishead. Use the wind arrow and rain icon to plan coastal walks or trips into the Mendip Hills. Check the temperature trend line to see if the day will warm up or cool down.
What does the live forecast tell me about Portishead?
The live forecast updates automatically with data from the Met Office. The hour-by-hour breakdown is useful for timing a walk along the pier or a visit to the marina. The seven-day overview helps you spot any incoming weather fronts moving in from the Bristol Channel.
How does Portishead’s coastal position affect its weather?
Portishead sits on the Severn Estuary, which means the sea moderates temperatures. Winters are milder than inland areas, but the coast brings strong south-westerly winds and frequent low cloud. The nearby Gordano Valley can funnel wind, making exposed spots feel colder than the actual temperature suggests.
What is Portishead’s climate like through the seasons?
Portishead has a maritime climate typical of southwest England. Winter highs are usually in the single digits, with frost rare near the coast. Spring can be changeable, with April showers common. Summer sees pleasant warmth, often reaching the low 20s, though sea breezes keep it cooler than inland Bristol. Autumn brings unsettled weather and the highest rainfall, especially from October to December.
When is the best time to visit Portishead and what should you pack?
Late spring (May to June) and early autumn (September) offer a good balance of dry weather and mild temperatures. Pack a waterproof jacket and layers even in summer; the coast can be breezy. In winter, bring a warm, windproof coat and sturdy shoes for wet paths. Sun protection is helpful on bright summer days by the water.
What nearby areas should readers check for their forecasts?
If you are exploring the wider region, the Clevedon weather guide covers another coastal spot with similar conditions. For a city forecast, see the Bristol weather page. Inland areas such as Cheddar and Brean can have different wind and rain patterns due to their position near the Mendip Hills.
What will the weather be in Portishead tomorrow?
The live forecast above includes a detailed breakdown for tomorrow. Expect conditions to be influenced by the direction of the wind – a southerly flow often brings milder but wetter weather, while a north-westerly wind tends to bring brighter but cooler spells.
What is the 10–14 day outlook for Portishead?
The seven-day forecast in the live widget is the most reliable. Beyond that, general outlooks suggest typical autumn or winter patterns: alternating bands of rain and clearer, colder interludes. Check the extended 10-day forecast for the latest trends.
Does it rain a lot in Portishead?
Portishead receives around 800mm of rain per year, which is slightly below the UK average. However, rain is frequent but often light. The wettest months are between October and January. You can monitor active systems on the UK weather warnings page for any flood alerts.