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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Headlines UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
In Tredegar today the live forecast above shows the current conditions and temperature. This upland Blaenau Gwent town sits at around 350 metres, so it often feels cooler and sees more cloud than valley towns nearby.
What is the weather like in Tredegar today and tonight?
The live forecast above gives you the most accurate reading for Tredegar right now. Because of the elevation, mist and low cloud can linger into late morning, especially after rain. Tonight, skies should clear enough for a chilly night, with ground frost possible in sheltered spots. If you are checking weather in Tredegar today, expect conditions to change quickly when the wind picks up from the southwest.
What does the week ahead look like for Tredegar?
A mixture of bright spells and showers is typical for this time of year. The weather in Tredegar 10 days outlook suggests a westerly flow bringing frequent bands of rain, especially midweek. Temperatures will stay near average for March, though the wind chill will make it feel colder on exposed routes like the Sirhowy Valley. For a longer view, the weather Tredegar 14 days forecast from the Met Office indicates a gradual drying trend toward the end of the period.
Is Tredegar usually colder than Cardiff?
Yes, Tredegar sits about 300 metres higher than Cardiff, so daytime highs are often 2–3 °C lower. Frost and fog also clear more slowly here, especially in autumn and winter.
Where can I check the BBC Weather for Tredegar?
You can find bbc weather tredegar updates on the BBC website or app. The live forecast above gives you a direct snapshot, while the BBC provides hourly and 10-day breakdowns for the NP22 postcode area.
How reliable are 30-day forecasts for Tredegar?
A tredegar weather 30 days outlook can show general trends, but accuracy drops significantly beyond 7–10 days. For planning, stick to the weather tredegar 14 days met office forecast, which is updated twice daily.
Sources
For a broader picture, visit our UK weather hub or check the 10 Day Weather Forecast UK for the week ahead. If you need conditions in other cities, see our Bristol Weather or Sheffield Weather pages.