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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Trade Wire UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For Llanharan, the live forecast above shows today’s conditions in the village. As autumn settles in across the Vale of Glamorgan, expect a typical mix of mild temperatures and occasional cloud, with the chance of light rain moving in from the Bristol Channel.
What is the weather like in Llanharan today?
The live forecast above gives the most accurate picture for your exact location. Llanharan sits inland from the coast, so conditions often differ slightly from those in Cardiff or Bridgend. The prevailing south-westerly winds bring relatively mild air, but also carry the risk of patchy drizzle, particularly during the morning and evening. You’ll notice temperatures holding steady in the low teens, with any brighter spells likely to be short-lived.
How does Llanharan’s weather compare to nearby towns?
Because Llanharan is set back from the coast, it can be a degree or two cooler than seaside spots like Porthcawl, and it often misses the heavier showers that affect the higher ground to the north. If you are heading out, checking Bristol Weather can give you a sense of what is moving east, while our UK weather hub keeps you up to date with the broader picture.
Is it going to rain in Llanharan today?
Check the live forecast above for the most reliable hour-by-hour rain prediction. At this time of year, light showers are common, especially when low pressure sits over the Bristol Channel, so it is wise to keep a coat handy.
Where can I find the latest BBC Weather for Llanharan?
The live forecast above provides the same data you would see on bbc weather cardiff or bbc weather bridgend pages. For additional context, the Met Office website offers detailed warnings and long-range outlooks for the whole of South Wales.
What is the weekend forecast for Llanharan?
For a longer view, head to our 10 Day Weather Forecast UK page. Typically, weekends in Llanharan this season bring a mix of cloud and brighter interludes, with temperatures staying near the seasonal average.