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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Public Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows Portmeirion’s current conditions, with temperatures typically ranging from 8°C to 14°C in spring. This means a cool, coastal day with a chance of passing showers, so a light waterproof is advisable.
What is the weather like in Portmeirion today and tomorrow?
According to the live forecast above, today’s high in Portmeirion is expected around 12°C with cloudy intervals and a 30% chance of light rain. For portmeirion weather tomorrow, a similar pattern holds: highs near 13°C, with breezy conditions from the southwest. The portmeirion weather bbc outlook often notes the influence of the Dwyryd estuary, which can bring mist in the early morning.
How does the 14-day forecast look for Portmeirion?
For portmeirion weather 14 day trends, the data suggests a gradual warming towards 15°C by mid-week, though low pressure may bring more persistent rain later. The portmeirion weather hourly breakdown shows the best chance of dry spells between 11am and 3pm. This is typical for spring in Gwynedd, where Atlantic weather systems dominate.
Is Portmeirion weather usually wetter than the rest of North Wales?
Yes, Portmeirion’s location on the coast of Snowdonia means it receives slightly more rainfall than inland towns, averaging 1,200mm annually. However, the microclimate around the estuary can create sheltered pockets, especially in summer.
What is the best time of year to visit Portmeirion for dry weather?
Late spring (May to June) offers the most stable conditions, with average highs of 15–18°C and lower rainfall. July and August are warmer but bring a higher chance of afternoon showers due to Atlantic fronts.
Does the tide affect Portmeirion weather or access?
While tide does not directly change the weather, it can affect local humidity and fog near the Dwyryd estuary. High tides may also flood the lower car park during storms, so check the live forecast above for wind warnings.
For a broader view of conditions across the UK, see our UK weather hub. If you are planning a trip further afield, check the 10 Day Weather Forecast UK or compare with Liverpool Weather for the region.