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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Regional Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for the most accurate hour-by-hour view, as Brynmawr’s upland position on the edge of the Brecon Beacons often means cloud and rain arrive sooner than in nearby valleys.
What does the Met Office say for Brynmawr?
The Met Office is the official source for Brynmawr’s weather warnings and detailed outlooks. Given the town’s elevation (around 380 metres), it frequently sees cooler temperatures, stronger winds, and more persistent hill fog than lower-lying areas such as Ebbw Vale or Nantyglo.
- Check the Met Office’s local forecast for Brynmawr-specific “yellow” warnings, especially for wind and snow.
- Expect a 2–3°C difference compared to the Bristol Weather page, often feeling noticeably chillier.
- For hourly updates, the bbc weather ebbw vale and bbc weather brynmawr feeds mirror Met Office data but may focus on different towns.
How does Brynmawr compare with nearby towns?
Brynmawr sits higher than Nantyglo and Blaina, so it tends to be cloudier and wetter. The bbc weather nantyglo forecast will often show slightly milder conditions, while the exposed summit at Brynmawr can trap low cloud for longer.
- For a longer view, search for weather brynmawr 14 days to see how high pressure builds or breaks.
- The met office weather blaina page is a reliable comparison as Blaina sits a few miles east at a lower altitude.
- Use the 10 Day Weather Forecast UK page to plan hill-walking or commuting across the Heads of the Valleys road.
Is Brynmawr’s weather very different from Ebbw Vale?
Yes, because Brynmawr is about 100 metres higher. It often stays cloudy or foggy when Ebbw Vale is clear. Check bbc weather ebbw vale for a comparison if you are travelling between the two.
Why does Brynmawr get so much wind?
Its exposed plateau position funnels south-westerly winds straight off the Bristol Channel. Gusts are easily 10–15 mph stronger than in Blaina or Nantyglo, which are more sheltered.
Where can I see a 14-day forecast for Brynmawr?
Longer-range forecasts (like weather brynmawr 14 days) are available from the Met Office and BBC Weather. Confidence drops after 7 days, so treat day 10–14 as a trend, not a guarantee.
Sources
Explore more local forecasts on our UK Weather Hub or compare conditions in Sheffield Weather for a different upland perspective.