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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Media Grid UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows Llanharan’s current conditions, with today’s high reaching around 12°C and a low near 6°C. This mild, unsettled pattern is typical for mid-autumn in the Vale of Glamorgan, with occasional rain moving in from the west.
What is the outlook for the next few days?
Expect mostly cloudy skies today and tomorrow, with light showers possible by late afternoon. Winds stay moderate from the southwest, around 15–20 mph. Overnight lows will dip to 5–7°C, so a jacket will be useful if you are out early or late. The weekend looks drier but still overcast — no significant cold snap on the horizon.
How does Llanharan compare with nearby towns?
Conditions in Llanharan are very similar to those in Bridgend weather and Bristol weather — all sit under the same maritime influence. bbc weather cardiff often reports slightly higher daytime temperatures because Cardiff is more sheltered, but overnight lows tend to match Llanharan’s. If you check bbc news for Wales, you’ll see the same frontal systems affecting the entire region.
Is rain expected in Llanharan today?
Light rain is likely during the afternoon and evening, but totals will be small — around 2–4 mm. The morning may stay dry with broken cloud. Check the live forecast above for the most up-to-date radar.
Will it be foggy in Llanharan tonight?
Visibility is unlikely to drop below 5 km tonight because of moderate winds and cloud cover. Fog is rare in Llanharan during November unless a high-pressure system stalls.
How reliable is the forecast for Llanharan?
Short-range forecasts (0–3 days) from the Met Office and BBC Weather are highly reliable for this part of South Wales. For longer outlooks, see the 10 Day Weather Forecast UK.
For a wider view of conditions across the country, visit our UK weather hub. You may also find the bbc weather bridgend page useful as it covers the same weather systems affecting Llanharan. Keep an eye on the live forecast above for local updates.