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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Southampton Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Barmouth’s forecast for the coming days, as shown in the live forecast above, points to a mix of coastal cloud and brighter spells, typical for this Gwynedd seaside town. The key detail for today is the wind strength along the Mawddach Estuary, which will make the air feel cooler than the actual temperature.
What is the outlook for Barmouth this week?
The week ahead for Barmouth sees a familiar pattern of Atlantic influences moving in. After a brighter start, cloud will thicken from the west, with the chance of patchy light rain arriving by midweek. Those checking the UK weather hub will see this unsettled theme holding into the weekend. For those planning a trip to the beach or the harbour, the best of any sunshine will likely come during the morning hours before the sea breeze develops.
How accurate are the 7 and 14 day forecasts for Barmouth?
For a coastal town like Barmouth, the met office weather barmouth forecast is most reliable within the first three days. Looking at the bbc weather barmouth 7 days outlook gives a solid guide to general trends, while a 14 day weather forecast barmouth is useful for spotting broad changes in pressure but less dependable for exact timing of showers. Anyone needing a detailed view should also check the weather in barmouth 10 days page for a balanced picture.
Will it rain in Barmouth this weekend?
The live forecast above indicates a low-pressure system moving close to the coast. Expect a 50–60% chance of light rain, especially on Saturday afternoon. The morning may stay dry, making it the better window for a coastal walk.
Is Barmouth usually windier than inland Gwynedd?
Yes. The town sits open to the Irish Sea, so it catches the full force of south-westerly winds. The bbc weather barmouth 14 days outlook often shows gusts 5–10 mph higher than in Dolgellau, just a few miles inland.
Are there any weather warnings for Barmouth right now?
No current Met Office warnings are in place for the immediate area. However, those following the bbc weather barmouth page should watch for updates if a deep Atlantic low develops, as the coast can see yellow warnings for wind.