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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Playlister UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Blaina’s weather today is largely cloudy with a chance of light rain, as shown in the live forecast above, making it a day to keep a jacket handy if you’re heading out in the Blaenau Gwent area.
What is the outlook for Blaina this week?
The week ahead in Blaina brings a mix of cloud cover and occasional showers, typical for this upland valley location. Temperatures will stay cool, with breezy conditions at times, especially on higher ground.
- Expect frequent cloud with brighter spells developing later in the week.
- Rainfall will be light and patchy, most likely during the afternoons.
- Night-time temperatures could dip close to freezing, so watch for frost on cars and paths.
- Wind speeds will be moderate, gusting stronger over exposed hillsides.
How does Blaina’s geography affect its weather?
Blaina sits in a narrow valley, which can trap cloud and fog, making it feel cooler and damper than nearby lower-lying towns. The surrounding hills also mean that rain can be heavier here when weather systems push in from the west.
- Valley fog is common on calm, clear nights, often lingering into late morning.
- Snowfall is more frequent here in winter compared to coastal areas of South Wales.
- Localised showers can develop quickly due to the hills forcing moist air upwards.
Where can I find the latest BBC Weather for Blaina?
You can check the live forecast above for the most current conditions. For the official BBC Weather Blaina page, visit the BBC website and search for the postcode NP13 3, which covers the town centre.
Is the Met Office weather for Blaina reliable for planning walks?
Yes, the Met Office weather Blaina forecast is a trusted source for hill walking and outdoor plans. Their site provides hourly breakdowns and mountain weather warnings, which are useful given Blaina’s elevated position in the South Wales Valleys.
Does Blaina get much snow compared to the rest of Wales?
Blaina tends to see more snow than lowland areas of Wales because of its valley location and altitude. Snow can settle for several days in winter, especially when cold air comes from the east, though it rarely causes major disruption.
Sources
For a broader view of conditions across the country, visit our UK weather hub or check the 10 day weather forecast UK. You can also compare conditions in nearby Bristol Weather.