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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Public Journal weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Ystalyfera, in the upper Swansea Valley, sees a mixed start to the day with variable cloud moving through. The live forecast above shows the immediate outlook for the village, which sits inland from the south Wales coast near Neath and the Brecon Beacons.
What is the forecast for Ystalyfera this week?
The live forecast above gives the latest detail. Conditions are being influenced by a westerly flow, bringing patchy rain at times but also brighter spells. Temperatures are typical for late spring, with a moderate breeze from the southwest. Any showers are likely to be light and short-lived, particularly during the afternoon.
How does Ystalyfera compare to nearby towns?
Ystalyfera often sees slightly lower temperatures than coastal Swansea due to its valley location, but it avoids the strongest winds. For reference, weather Cardiff and weather Swansea show similar patterns today, though the coast may feel a little milder. The BBC weather Ystalyfera page provides further local detail.
Will it rain in Ystalyfera today?
Light showers are possible, especially during the morning and again late afternoon. The live forecast above shows the timing. Most rain will be brief, so it’s worth keeping an eye on the radar if you plan outdoor walks in the valley.
What is the UV index for Ystalyfera?
UV levels will be moderate today. With patchy cloud cover, you may still need sun protection if spending time outside, particularly around midday when the sun breaks through.
Are the hills above Ystalyfera safe to walk?
Conditions are generally fine underfoot, but watch for sudden showers reducing visibility on higher ground. The wind is not strong enough to pose a danger, but dress warmly if heading up towards the Brecon Beacons.
For a wider view of conditions across the UK, see our weather hub. You can also check the 10 day weather forecast for planning ahead.