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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Showbiz UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for the most accurate current conditions in Clydach; the weather here in the Swansea Valley is heavily influenced by its valley location, meaning it can be cloudier and wetter than the coast.
What should I expect from the weather in Clydach today?
Clydach sits within a valley, so conditions can change quickly. The live forecast above gives the most reliable snapshot for now. Typically, the area sees more cloud cover and light rain than nearby Swansea due to the surrounding hills trapping moisture. Always check the hourly breakdown in the live forecast for rain timings before heading out.
How accurate is the Clydach forecast for the week ahead?
Short-range forecasts (today and tomorrow) are highly reliable, while the 10-day outlook shows general trends rather than precise details. For weather in Clydach 10 days from now, expect broader predictions like “unsettled” or “drier,” as local valley breezes are hard to model that far out. For tomorrow’s plans, the weather clydach tomorrow section in the live forecast above is your best bet.
Does Clydach get much snow in winter?
Snow is possible but not frequent. The valley’s low altitude means it often turns to rain or sleet. Higher ground around the edges can see a dusting once or twice a year, typically in January or February.
Why does it feel humid in Clydach?
The valley walls trap moisture, especially after rain. This can make humidity feel higher than the coastal areas of Swansea Bay. It’s most noticeable on still, overcast days during summer and autumn.
Is Clydach windier than Swansea?
Generally no — the valley provides shelter from strong winds. However, gusts can funnel through the valley corridor during Atlantic storms. Swansea, being on the coast, typically records higher average wind speeds.
Sources
For more local outlooks, visit our UK weather hub or the 10 day weather forecast UK page. You can also check conditions in nearby cities like Bristol Weather or Sheffield Weather.