Weather Porthmadog
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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the British News Desk weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Porthmadog currently shows a mix of cloud and sunny spells in the live forecast above, with a moderate breeze and temperatures typical for this time of year. The key takeaway is that conditions remain changeable, typical for coastal Gwynedd, so layers and a waterproof are wise if you’re heading out.
What is the weather in Porthmadog likely to do over the next few days?
The live forecast above indicates a fairly unsettled pattern, with showers likely punctuated by drier bright intervals. For weather porthmadog 7 days, expect a typical autumnal mix: overnight lows could be chilly, especially under clearer skies, while daytime highs remain mild. Those checking weather porthmadog met office or bbc weather porthmadog data will see a similar trend of Atlantic low pressure systems passing through, bringing occasional rain and gusty winds, particularly exposed along the Glaslyn estuary. For a specific plan, look at weather in porthmadog tomorrow to time outdoor walks around the drier slots. If you’re thinking further ahead, the porthmadog weather 21 days outlook from long-range models suggests a continuation of mild but changeable conditions, though confidence decreases rapidly beyond a week.
How accurate are long-range Porthmadog forecasts?
For immediate planning, the weather porthmadog 14 day forecast is useful for spotting broad trends like cooler spells or wetter phases, but day-to-day detail is unreliable beyond about 5–7 days. The weather porthmadog 7 days forecast is typically reliable for timing of rain and wind speeds, especially when cross-checked with bbc weather porthmadog 7 days data. For the most up-to-date picture, always refer to the live forecast above and check our 10 Day Weather Forecast UK page for regional summaries.
Is Porthmadog weather usually windier than inland areas?
Yes. Being on the coast near the estuary, Porthmadog often experiences stronger gusts than towns further inland, especially during low pressure systems. Winds from the south-west are most common. Check the live forecast above before coastal walks.
Does Porthmadog get snow in winter?
Snow is relatively rare at sea level in Porthmadog, but occasional cold snaps can bring sleet or wet snow, especially when winds come from the north. Snow typically doesn’t settle for long. The nearby mountains (Snowdonia) see much more frequent snowfall.
Where can I find the most reliable Porthmadog forecast?
The live forecast above is updated regularly. For official data, the weather porthmadog met office page is the authoritative UK source, and bbc weather porthmadog offers a clear visual overview for the next few days. Both are reliable for short-term planning.
